Analysis

  • max time kernel
    117s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-09-2024 07:52

General

  • Target

    29c28a9ef59434bd31cef1a6c94303d5f97af0d434a032ced63c278eb84d546c.exe

  • Size

    549KB

  • MD5

    888781b003dd274110af195bb86b2266

  • SHA1

    1377619c9b0e405d3752f3bd28575351ba9c3c40

  • SHA256

    29c28a9ef59434bd31cef1a6c94303d5f97af0d434a032ced63c278eb84d546c

  • SHA512

    d0209be51fc0d734cd31592cc866aa86c3e3505be649de125a75c4b5083a52f19edb49672466203508ba02573c091740778c66568db1d958ea6e2da81dd62f1a

  • SSDEEP

    12288:5OY8bQb2Nh3oVaC19X24xBXEKbX28bs/hCfCGQVOK:5CI2N+VJDcK7bs/YfjQVO

Malware Config

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 1 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 3 TTPs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Looks up external IP address via web service 1 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\29c28a9ef59434bd31cef1a6c94303d5f97af0d434a032ced63c278eb84d546c.exe
    "C:\Users\Admin\AppData\Local\Temp\29c28a9ef59434bd31cef1a6c94303d5f97af0d434a032ced63c278eb84d546c.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1224
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\29c28a9ef59434bd31cef1a6c94303d5f97af0d434a032ced63c278eb84d546c.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2132
    • C:\Users\Admin\AppData\Local\Temp\29c28a9ef59434bd31cef1a6c94303d5f97af0d434a032ced63c278eb84d546c.exe
      "C:\Users\Admin\AppData\Local\Temp\29c28a9ef59434bd31cef1a6c94303d5f97af0d434a032ced63c278eb84d546c.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: RenamesItself
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2900

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\29c28a9ef59434bd31cef1a6c94303d5f97af0d434a032ced63c278eb84d546c.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_rq0lmel5.2qf.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/1224-6-0x00000000077E0000-0x00000000077F2000-memory.dmp

    Filesize

    72KB

  • memory/1224-3-0x0000000005770000-0x0000000005802000-memory.dmp

    Filesize

    584KB

  • memory/1224-5-0x0000000005830000-0x000000000583A000-memory.dmp

    Filesize

    40KB

  • memory/1224-4-0x0000000075290000-0x0000000075A40000-memory.dmp

    Filesize

    7.7MB

  • memory/1224-2-0x0000000005C80000-0x0000000006224000-memory.dmp

    Filesize

    5.6MB

  • memory/1224-7-0x000000007529E000-0x000000007529F000-memory.dmp

    Filesize

    4KB

  • memory/1224-8-0x0000000075290000-0x0000000075A40000-memory.dmp

    Filesize

    7.7MB

  • memory/1224-9-0x0000000007A60000-0x0000000007AC8000-memory.dmp

    Filesize

    416KB

  • memory/1224-10-0x000000000A1B0000-0x000000000A24C000-memory.dmp

    Filesize

    624KB

  • memory/1224-0-0x000000007529E000-0x000000007529F000-memory.dmp

    Filesize

    4KB

  • memory/1224-1-0x0000000000E20000-0x0000000000EAE000-memory.dmp

    Filesize

    568KB

  • memory/1224-15-0x0000000075290000-0x0000000075A40000-memory.dmp

    Filesize

    7.7MB

  • memory/2132-51-0x0000000007770000-0x000000000777A000-memory.dmp

    Filesize

    40KB

  • memory/2132-54-0x0000000007930000-0x000000000793E000-memory.dmp

    Filesize

    56KB

  • memory/2132-16-0x0000000002AF0000-0x0000000002B26000-memory.dmp

    Filesize

    216KB

  • memory/2132-18-0x0000000005590000-0x0000000005BB8000-memory.dmp

    Filesize

    6.2MB

  • memory/2132-20-0x0000000005D30000-0x0000000005D96000-memory.dmp

    Filesize

    408KB

  • memory/2132-19-0x0000000005510000-0x0000000005532000-memory.dmp

    Filesize

    136KB

  • memory/2132-60-0x0000000075290000-0x0000000075A40000-memory.dmp

    Filesize

    7.7MB

  • memory/2132-21-0x0000000005DA0000-0x0000000005E06000-memory.dmp

    Filesize

    408KB

  • memory/2132-57-0x0000000007A20000-0x0000000007A28000-memory.dmp

    Filesize

    32KB

  • memory/2132-29-0x0000000075290000-0x0000000075A40000-memory.dmp

    Filesize

    7.7MB

  • memory/2132-33-0x0000000005E10000-0x0000000006164000-memory.dmp

    Filesize

    3.3MB

  • memory/2132-34-0x00000000063C0000-0x00000000063DE000-memory.dmp

    Filesize

    120KB

  • memory/2132-35-0x0000000006450000-0x000000000649C000-memory.dmp

    Filesize

    304KB

  • memory/2132-36-0x00000000068D0000-0x0000000006902000-memory.dmp

    Filesize

    200KB

  • memory/2132-37-0x0000000070CA0000-0x0000000070CEC000-memory.dmp

    Filesize

    304KB

  • memory/2132-47-0x0000000006910000-0x000000000692E000-memory.dmp

    Filesize

    120KB

  • memory/2132-48-0x0000000007670000-0x0000000007713000-memory.dmp

    Filesize

    652KB

  • memory/2132-49-0x0000000007DA0000-0x000000000841A000-memory.dmp

    Filesize

    6.5MB

  • memory/2132-50-0x0000000006AB0000-0x0000000006ACA000-memory.dmp

    Filesize

    104KB

  • memory/2132-56-0x0000000007A40000-0x0000000007A5A000-memory.dmp

    Filesize

    104KB

  • memory/2132-52-0x0000000007980000-0x0000000007A16000-memory.dmp

    Filesize

    600KB

  • memory/2132-53-0x0000000007900000-0x0000000007911000-memory.dmp

    Filesize

    68KB

  • memory/2132-17-0x0000000075290000-0x0000000075A40000-memory.dmp

    Filesize

    7.7MB

  • memory/2132-55-0x0000000007940000-0x0000000007954000-memory.dmp

    Filesize

    80KB

  • memory/2900-11-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2900-14-0x0000000075290000-0x0000000075A40000-memory.dmp

    Filesize

    7.7MB

  • memory/2900-22-0x0000000075290000-0x0000000075A40000-memory.dmp

    Filesize

    7.7MB

  • memory/2900-61-0x0000000075290000-0x0000000075A40000-memory.dmp

    Filesize

    7.7MB

  • memory/2900-62-0x0000000006C10000-0x0000000006C60000-memory.dmp

    Filesize

    320KB

  • memory/2900-63-0x0000000006E30000-0x0000000006FF2000-memory.dmp

    Filesize

    1.8MB

  • memory/2900-64-0x0000000075290000-0x0000000075A40000-memory.dmp

    Filesize

    7.7MB