user@threatcheck.sh ~ threat-analysis
bash
$ analyze-threat Trojan:Win32/Astaroth!pz
Trojan:Win32/Astaroth!pz - Windows Defender threat signature analysis

Trojan:Win32/Astaroth!pz - Windows Defender Threat Analysis

$ cat analysis.txt
=== THREAT ANALYSIS REPORT ===
Threat Name: Trojan:Win32/Astaroth!pz
Classification:
Type:Trojan
Platform:Win32
Family:Astaroth
Detection Type:Concrete
Known malware family with identified signatures
Suffix:!pz
Packed or compressed to evade detection
Confidence:Very High
False-Positive Risk:Low

Concrete signature match: Trojan - Appears legitimate but performs malicious actions for 32-bit Windows platform, family Astaroth

Summary:

Trojan:Win32/Astaroth!pz is a sophisticated information-stealing Trojan known for using various living-off-the-land binaries (LoLBAS) like mshta, regsvr32, rundll32, and PowerShell for execution and persistence. It employs advanced techniques such as API hooking to steal credentials, leverages BITS jobs and scheduled tasks for persistence, and can perform data encoding and remote file operations for exfiltration.

Severity:
Critical
VDM Static Detection:
Relevant strings associated with this threat:
 - xGERAL.AR (PEHSTR_EXT)
 - !#HSTR:StringCodeForMshta.A!pli (PEHSTR_EXT)
 - !#HSTR:StringCodeForHooking.C!pli (PEHSTR_EXT)
 - !#HSTR:StringCodeForHooking.D!pli (PEHSTR_EXT)
 - !#HSTR:StringCodeForHooking.L!pli (PEHSTR_EXT)
 - !#HSTR:StringCodeForHooking.O!pli (PEHSTR_EXT)
 - !#HSTR:StringCodeForRegsvr32.A!pli (PEHSTR_EXT)
 - !#HSTR:StringCodeForRundll32.A!pli (PEHSTR_EXT)
 - rundll32 (PEHSTR_EXT)
 - !#HSTR:StringCodeForBITSJobs.A!pli (PEHSTR_EXT)
 - !#HSTR:StringCodeForPowerShell.G!pli (PEHSTR_EXT)
 - !#HSTR:StringCodeForScheduledTask.A!pli (PEHSTR_EXT)
 - !#HSTR:StringCodeForDataEncoding.D!pli (PEHSTR_EXT)
 - !#HSTR:StringCodeForHooking.J!pli (PEHSTR_EXT)
 - !#HSTR:StringCodeForHooking.K!pli (PEHSTR_EXT)
 - !#HSTR:StringCodeForRemoteFileCopy.B!pli (PEHSTR_EXT)
 - !#HSTR:ExecutionGuardrails (PEHSTR_EXT)
 - !#HSTR:StringCodeForFileDeletion.A!pli (PEHSTR_EXT)
 - !#HSTR:StringCodeForHooking.M!pli (PEHSTR_EXT)
 - !#HSTR:StringCodeForNetshHelperDLL.A!pli (PEHSTR_EXT)
 - !#HSTR:StringCodeForRemoteServices.A!pli (PEHSTR_EXT)
Known malware which is associated with this threat:
Filename: virussign.com_abb7e42336b31b63e6a21ba4f0ad9550
9c5516df77f3f4df40ba50112cf59822b49f909b7fd9dafc322a0dd62dc2e95b
22/03/2026
→VirusTotal↓Download Sample
Filename: virussign.com_ae20ca8e06716a266e3d42684d1bc190
57a0c3e671cca3737feec69673389805dafb16a59171d6c88184ee576c3cc532
22/03/2026
→VirusTotal↓Download Sample
Filename: 0b142c056c31efe2bd8a33f713ade52d29a6026a9ec581e98b8bc8a683577c21.dll
0b142c056c31efe2bd8a33f713ade52d29a6026a9ec581e98b8bc8a683577c21
31/01/2026
→VirusTotal↓Download Sample
Remediation Steps:
Immediately isolate the infected system. Perform a full system scan to remove the threat and any related components. Review system logs for signs of persistence (e.g., scheduled tasks, BITS jobs) and change all user and administrative credentials that may have been compromised.
=== END REPORT ===
$ reanalyze-threat
This analysis was last updated on 30/01/2026. Do you want to analyze it again?
$ ls available-commands/
→ cd /home
user@threatcheck.sh:~$ ▊