Analysis

  • max time kernel
    136s
  • max time network
    140s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    10/10/2022, 07:21

General

  • Target
    Groupconfirmation.exe
  • Size 188KB
  • Sample221010-h6pc3sbbgp
  • SHA256 ad924d27dc820f67d2253150531b4e2dd559d960697cd026ad5a4306d49f9aca
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Lokibot

    Lokibot is a Password and CryptoCoin Wallet Stealer.

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Groupconfirmation.exe
    "C:\Users\Admin\AppData\Local\Temp\Groupconfirmation.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1048
    • C:\Users\Admin\AppData\Local\Temp\myohii.exe
      "C:\Users\Admin\AppData\Local\Temp\myohii.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:2012
      • C:\Users\Admin\AppData\Local\Temp\myohii.exe
        "C:\Users\Admin\AppData\Local\Temp\myohii.exe"
        3⤵
        • Loads dropped DLL
        • Accesses Microsoft Outlook profiles
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:1784

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        myohii.exe

        • Path C:\Users\Admin\AppData\Local\Temp\myohii.exe
        • Size 123KB
        • SHA256 b81555762d4584988cfe55fe2cd9a6bc7cc231253d239877e0a0b406fc2e3fce
        • MD5 SHA1 SHA512 SSDEEP

        myohii.exe

        • Path C:\Users\Admin\AppData\Local\Temp\myohii.exe
        • Size 123KB
        • SHA256 b81555762d4584988cfe55fe2cd9a6bc7cc231253d239877e0a0b406fc2e3fce
        • MD5 SHA1 SHA512 SSDEEP

        myohii.exe

        • Path C:\Users\Admin\AppData\Local\Temp\myohii.exe
        • Size 123KB
        • SHA256 b81555762d4584988cfe55fe2cd9a6bc7cc231253d239877e0a0b406fc2e3fce
        • MD5 SHA1 SHA512 SSDEEP

        oncllzylztf.tt

        • Path C:\Users\Admin\AppData\Local\Temp\oncllzylztf.tt
        • Size 4KB
        • SHA256 5d9bc2585473c0b652be55d68a228831a9c8fd076506b8fc7d262b4da2929efb
        • MD5 SHA1 SHA512 SSDEEP

        zahcvsh.l

        • Path C:\Users\Admin\AppData\Local\Temp\zahcvsh.l
        • Size 104KB
        • SHA256 a28c3bf80a6345221ecdf64d1e970c4001a4ad45832103e70b468b8f8c1166ec
        • MD5 SHA1 SHA512 SSDEEP

        myohii.exe

        • Path \Users\Admin\AppData\Local\Temp\myohii.exe
        • Size 123KB
        • SHA256 b81555762d4584988cfe55fe2cd9a6bc7cc231253d239877e0a0b406fc2e3fce
        • MD5 SHA1 SHA512 SSDEEP

        myohii.exe

        • Path \Users\Admin\AppData\Local\Temp\myohii.exe
        • Size 123KB
        • SHA256 b81555762d4584988cfe55fe2cd9a6bc7cc231253d239877e0a0b406fc2e3fce
        • MD5 SHA1 SHA512 SSDEEP

        memory/1048-54-0x00000000759F1000-0x00000000759F3000-memory.dmp