General

  • Target

    8b951df5a82464480141242d2d02b0cf49ec7ceb172c9fb1bf3827dcb14b50ff

  • Size

    627KB

  • Sample

    221123-sy5p7sff8w

  • MD5

    c0dbf7da39a106dd0bd52425ecc7c7fb

  • SHA1

    2e3e1013e2c37b2e494b1d21fad30535e0c95c56

  • SHA256

    8b951df5a82464480141242d2d02b0cf49ec7ceb172c9fb1bf3827dcb14b50ff

  • SHA512

    7573c3cd6729e10d5cc6a6d3e9050ad7303b088d33364ba3887069e31f9e8aebdf719eccde89d95b098b3a3778932205075ee2be07ac7f2b4b2216733bdfbe8c

  • SSDEEP

    12288:DHGMlyPzdD0cxpxX7/cTb8rMpyRZfMgoCvUFhi:bqPL1rgAYuZL

Malware Config

Targets

    • Target

      8b951df5a82464480141242d2d02b0cf49ec7ceb172c9fb1bf3827dcb14b50ff

    • Size

      627KB

    • MD5

      c0dbf7da39a106dd0bd52425ecc7c7fb

    • SHA1

      2e3e1013e2c37b2e494b1d21fad30535e0c95c56

    • SHA256

      8b951df5a82464480141242d2d02b0cf49ec7ceb172c9fb1bf3827dcb14b50ff

    • SHA512

      7573c3cd6729e10d5cc6a6d3e9050ad7303b088d33364ba3887069e31f9e8aebdf719eccde89d95b098b3a3778932205075ee2be07ac7f2b4b2216733bdfbe8c

    • SSDEEP

      12288:DHGMlyPzdD0cxpxX7/cTb8rMpyRZfMgoCvUFhi:bqPL1rgAYuZL

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • Nirsoft

    • Executes dropped EXE

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Drops startup file

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Uses the VBS compiler for execution

    • Accesses Microsoft Outlook accounts

    • Adds Run key to start application

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scripting

1
T1064

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Scripting

1
T1064

Modify Registry

1
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

3
T1012

System Information Discovery

4
T1082

Collection

Data from Local System

1
T1005

Email Collection

1
T1114

Tasks