Analysis

  • max time kernel
    148s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-11-2024 17:07

General

  • Target

    197b6750c153562ea56de63788d04bc44afd2403c3aef62027b4c8ae7e5d9833.exe

  • Size

    528KB

  • MD5

    0e4cf523eb0ec8f1d05373893e20e6b5

  • SHA1

    9d0913ead750e9e838b0be083459d6cf80d5f846

  • SHA256

    197b6750c153562ea56de63788d04bc44afd2403c3aef62027b4c8ae7e5d9833

  • SHA512

    a6d5ad35c6b790c6e34cafaebcb3930e3d7eafd91f43d79b68c79ee7eafbea6f829ca4db30cbd7316d528db665834bb8ed51adb55b4f98c5493c7cfac5614ca3

  • SSDEEP

    12288:Nn0nsDtXORI+det48HAh/+qiwxo62nSvQ/f2Zqq:N0nOXUI+dE4gAh/+qnp2eQWZx

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7720120586:AAEL1VybRIeGFqc29yI4D0-l0jQ_HF7ry5s/sendMessage?chat_id=6419839739

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 1 IoCs
  • Snakekeylogger family
  • 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\197b6750c153562ea56de63788d04bc44afd2403c3aef62027b4c8ae7e5d9833.exe
    "C:\Users\Admin\AppData\Local\Temp\197b6750c153562ea56de63788d04bc44afd2403c3aef62027b4c8ae7e5d9833.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4000
    • 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\197b6750c153562ea56de63788d04bc44afd2403c3aef62027b4c8ae7e5d9833.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2496
    • C:\Users\Admin\AppData\Local\Temp\197b6750c153562ea56de63788d04bc44afd2403c3aef62027b4c8ae7e5d9833.exe
      "C:\Users\Admin\AppData\Local\Temp\197b6750c153562ea56de63788d04bc44afd2403c3aef62027b4c8ae7e5d9833.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:4380

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\197b6750c153562ea56de63788d04bc44afd2403c3aef62027b4c8ae7e5d9833.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_mwvvhjk5.ssh.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/2496-50-0x0000000007D70000-0x00000000083EA000-memory.dmp

    Filesize

    6.5MB

  • memory/2496-16-0x0000000004E80000-0x0000000004EB6000-memory.dmp

    Filesize

    216KB

  • memory/2496-61-0x0000000074A70000-0x0000000075220000-memory.dmp

    Filesize

    7.7MB

  • memory/2496-24-0x0000000005D90000-0x0000000005DF6000-memory.dmp

    Filesize

    408KB

  • memory/2496-58-0x0000000007A50000-0x0000000007A58000-memory.dmp

    Filesize

    32KB

  • memory/2496-57-0x0000000007A70000-0x0000000007A8A000-memory.dmp

    Filesize

    104KB

  • memory/2496-56-0x0000000007970000-0x0000000007984000-memory.dmp

    Filesize

    80KB

  • memory/2496-55-0x0000000007960000-0x000000000796E000-memory.dmp

    Filesize

    56KB

  • memory/2496-54-0x0000000007930000-0x0000000007941000-memory.dmp

    Filesize

    68KB

  • memory/2496-53-0x00000000079B0000-0x0000000007A46000-memory.dmp

    Filesize

    600KB

  • memory/2496-23-0x0000000005D20000-0x0000000005D86000-memory.dmp

    Filesize

    408KB

  • memory/2496-52-0x00000000077A0000-0x00000000077AA000-memory.dmp

    Filesize

    40KB

  • memory/2496-51-0x0000000007730000-0x000000000774A000-memory.dmp

    Filesize

    104KB

  • memory/2496-36-0x0000000006420000-0x000000000646C000-memory.dmp

    Filesize

    304KB

  • memory/2496-18-0x0000000005520000-0x0000000005B48000-memory.dmp

    Filesize

    6.2MB

  • memory/2496-19-0x0000000074A70000-0x0000000075220000-memory.dmp

    Filesize

    7.7MB

  • memory/2496-17-0x0000000074A70000-0x0000000075220000-memory.dmp

    Filesize

    7.7MB

  • memory/2496-49-0x0000000007600000-0x00000000076A3000-memory.dmp

    Filesize

    652KB

  • memory/2496-22-0x0000000074A70000-0x0000000075220000-memory.dmp

    Filesize

    7.7MB

  • memory/2496-20-0x0000000005C80000-0x0000000005CA2000-memory.dmp

    Filesize

    136KB

  • memory/2496-37-0x00000000073A0000-0x00000000073D2000-memory.dmp

    Filesize

    200KB

  • memory/2496-48-0x00000000075E0000-0x00000000075FE000-memory.dmp

    Filesize

    120KB

  • memory/2496-38-0x00000000704A0000-0x00000000704EC000-memory.dmp

    Filesize

    304KB

  • memory/2496-34-0x0000000005F00000-0x0000000006254000-memory.dmp

    Filesize

    3.3MB

  • memory/2496-35-0x00000000063E0000-0x00000000063FE000-memory.dmp

    Filesize

    120KB

  • memory/4000-0-0x0000000074A7E000-0x0000000074A7F000-memory.dmp

    Filesize

    4KB

  • memory/4000-10-0x0000000006030000-0x000000000609A000-memory.dmp

    Filesize

    424KB

  • memory/4000-5-0x0000000004D10000-0x0000000004D1A000-memory.dmp

    Filesize

    40KB

  • memory/4000-2-0x0000000005120000-0x00000000056C4000-memory.dmp

    Filesize

    5.6MB

  • memory/4000-4-0x0000000074A70000-0x0000000075220000-memory.dmp

    Filesize

    7.7MB

  • memory/4000-1-0x00000000000E0000-0x000000000016A000-memory.dmp

    Filesize

    552KB

  • memory/4000-3-0x0000000004B70000-0x0000000004C02000-memory.dmp

    Filesize

    584KB

  • memory/4000-6-0x0000000004E10000-0x0000000004EAC000-memory.dmp

    Filesize

    624KB

  • memory/4000-7-0x0000000004DF0000-0x0000000004E02000-memory.dmp

    Filesize

    72KB

  • memory/4000-15-0x0000000074A70000-0x0000000075220000-memory.dmp

    Filesize

    7.7MB

  • memory/4000-9-0x0000000074A70000-0x0000000075220000-memory.dmp

    Filesize

    7.7MB

  • memory/4000-8-0x0000000074A7E000-0x0000000074A7F000-memory.dmp

    Filesize

    4KB

  • memory/4380-11-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/4380-14-0x0000000074A70000-0x0000000075220000-memory.dmp

    Filesize

    7.7MB

  • memory/4380-21-0x0000000074A70000-0x0000000075220000-memory.dmp

    Filesize

    7.7MB

  • memory/4380-62-0x0000000006A10000-0x0000000006A60000-memory.dmp

    Filesize

    320KB

  • memory/4380-63-0x0000000006C30000-0x0000000006DF2000-memory.dmp

    Filesize

    1.8MB

  • memory/4380-64-0x0000000074A70000-0x0000000075220000-memory.dmp

    Filesize

    7.7MB

  • memory/4380-65-0x0000000074A70000-0x0000000075220000-memory.dmp

    Filesize

    7.7MB