General

  • Target

    transferencia.....vbe

  • Size

    60KB

  • Sample

    230202-nlk3tafh78

  • MD5

    880b795347b76a1660b3dfcae7bc28f7

  • SHA1

    dd398c1781ddd4f3e69036f4dadde6c643cacd44

  • SHA256

    c1435f8fc9a6ffb253811a74d4016f73248b7226d6d5b458c3bf960ee3a38005

  • SHA512

    e3ff92ca5ed3cc63bd8e1213a79dfc2574e0e39a126ece3d5890062eccc56ba23efe8f4301e71e3ad1fd3b1f88f9253e8d16d3fe0b73d5e78530f25cd80a7ccc

  • SSDEEP

    768:FlRe1yyO99pKzl2VT1Gxxy4tH/dD/ASEGZU2L7Y+yk10iGfzi945EriK:F3GyvLpylJxdfawKQNVMErd

Malware Config

Extracted

Language
ps1
Source
URLs
exe.dropper

https://drive.google.com/uc?export=download&id=1dzg1926pnDm935d_Cm4TREqzX4j7oxJl

Targets

    • Target

      transferencia.....vbe

    • Size

      60KB

    • MD5

      880b795347b76a1660b3dfcae7bc28f7

    • SHA1

      dd398c1781ddd4f3e69036f4dadde6c643cacd44

    • SHA256

      c1435f8fc9a6ffb253811a74d4016f73248b7226d6d5b458c3bf960ee3a38005

    • SHA512

      e3ff92ca5ed3cc63bd8e1213a79dfc2574e0e39a126ece3d5890062eccc56ba23efe8f4301e71e3ad1fd3b1f88f9253e8d16d3fe0b73d5e78530f25cd80a7ccc

    • SSDEEP

      768:FlRe1yyO99pKzl2VT1Gxxy4tH/dD/ASEGZU2L7Y+yk10iGfzi945EriK:F3GyvLpylJxdfawKQNVMErd

    • Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

    • Blocklisted process makes network request

    • Checks QEMU agent file

      Checks presence of QEMU agent, possibly to detect virtualization.

    • Checks computer location settings

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

    • Accesses Microsoft Outlook profiles

    • Legitimate hosting services abused for malware hosting/C2

    • 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 NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Collection

Email Collection

1
T1114

Command and Control

Web Service

1
T1102

Tasks