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Analysis

  • max time kernel
    129s
  • max time network
    135s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/09/2024, 16:58

General

  • Target

    Shipment Document No - 100184429.exe

  • Size

    511KB

  • MD5

    cdee9eed2080c5d3c0494692e26d5659

  • SHA1

    4d366ef4edc7a0e5dce9beebf38132d9d5418642

  • SHA256

    2708fc0dd1f37e545533dbe8565658ff819ded88f33b3856cebb0b3a531965ad

  • SHA512

    4faf501516cdef327db61c66e9ebed0422b6047fd69eff5ac29f6e1a1aa3d1ea552b9fab74ca84a760b0d7f2d18c573054ac7a5ed147e39bad41e7a30d47d389

  • SSDEEP

    12288:W57kvq9inPTpfGU3VGQ9Co2dWsAvqafbwMVkU9CYs88fk7H5SJ/T:W5oqUPTpfG0GqT2dF2qafbV9CYsa7sJ

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot6523340491:AAE-gt6KJIiSGDgELguwLbdTkn0MP0-909Y/sendMessage?chat_id=5116181161

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 1 IoCs
  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • 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 2 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 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\Shipment Document No - 100184429.exe
    "C:\Users\Admin\AppData\Local\Temp\Shipment Document No - 100184429.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:2764
    • 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\Shipment Document No - 100184429.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4512
    • C:\Users\Admin\AppData\Local\Temp\Shipment Document No - 100184429.exe
      "C:\Users\Admin\AppData\Local\Temp\Shipment Document No - 100184429.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:3112

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Shipment Document No - 100184429.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ctj201j0.rjs.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/2764-10-0x0000000009B50000-0x0000000009BEC000-memory.dmp

    Filesize

    624KB

  • memory/2764-15-0x0000000074990000-0x0000000075140000-memory.dmp

    Filesize

    7.7MB

  • memory/2764-4-0x0000000074990000-0x0000000075140000-memory.dmp

    Filesize

    7.7MB

  • memory/2764-5-0x0000000004BF0000-0x0000000004BFA000-memory.dmp

    Filesize

    40KB

  • memory/2764-6-0x0000000004E60000-0x0000000004E70000-memory.dmp

    Filesize

    64KB

  • memory/2764-7-0x000000007499E000-0x000000007499F000-memory.dmp

    Filesize

    4KB

  • memory/2764-8-0x0000000074990000-0x0000000075140000-memory.dmp

    Filesize

    7.7MB

  • memory/2764-9-0x0000000006150000-0x00000000061B8000-memory.dmp

    Filesize

    416KB

  • memory/2764-0-0x000000007499E000-0x000000007499F000-memory.dmp

    Filesize

    4KB

  • memory/2764-3-0x0000000004C70000-0x0000000004D02000-memory.dmp

    Filesize

    584KB

  • memory/2764-2-0x0000000005220000-0x00000000057C4000-memory.dmp

    Filesize

    5.6MB

  • memory/2764-1-0x0000000000170000-0x00000000001F6000-memory.dmp

    Filesize

    536KB

  • memory/3112-11-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/3112-65-0x0000000006700000-0x00000000068C2000-memory.dmp

    Filesize

    1.8MB

  • memory/3112-64-0x00000000064E0000-0x0000000006530000-memory.dmp

    Filesize

    320KB

  • memory/3112-63-0x0000000074990000-0x0000000075140000-memory.dmp

    Filesize

    7.7MB

  • memory/3112-62-0x0000000074990000-0x0000000075140000-memory.dmp

    Filesize

    7.7MB

  • memory/3112-14-0x0000000074990000-0x0000000075140000-memory.dmp

    Filesize

    7.7MB

  • memory/3112-20-0x0000000074990000-0x0000000075140000-memory.dmp

    Filesize

    7.7MB

  • memory/4512-30-0x0000000005CD0000-0x0000000006024000-memory.dmp

    Filesize

    3.3MB

  • memory/4512-52-0x0000000007660000-0x000000000766A000-memory.dmp

    Filesize

    40KB

  • memory/4512-21-0x0000000005400000-0x0000000005422000-memory.dmp

    Filesize

    136KB

  • memory/4512-24-0x0000000074990000-0x0000000075140000-memory.dmp

    Filesize

    7.7MB

  • memory/4512-22-0x0000000005B80000-0x0000000005BE6000-memory.dmp

    Filesize

    408KB

  • memory/4512-35-0x00000000062D0000-0x00000000062EE000-memory.dmp

    Filesize

    120KB

  • memory/4512-36-0x0000000006300000-0x000000000634C000-memory.dmp

    Filesize

    304KB

  • memory/4512-37-0x0000000006880000-0x00000000068B2000-memory.dmp

    Filesize

    200KB

  • memory/4512-38-0x0000000070420000-0x000000007046C000-memory.dmp

    Filesize

    304KB

  • memory/4512-48-0x0000000006860000-0x000000000687E000-memory.dmp

    Filesize

    120KB

  • memory/4512-49-0x00000000074A0000-0x0000000007543000-memory.dmp

    Filesize

    652KB

  • memory/4512-50-0x0000000007C40000-0x00000000082BA000-memory.dmp

    Filesize

    6.5MB

  • memory/4512-51-0x00000000075F0000-0x000000000760A000-memory.dmp

    Filesize

    104KB

  • memory/4512-23-0x0000000005C60000-0x0000000005CC6000-memory.dmp

    Filesize

    408KB

  • memory/4512-53-0x0000000007870000-0x0000000007906000-memory.dmp

    Filesize

    600KB

  • memory/4512-54-0x00000000077F0000-0x0000000007801000-memory.dmp

    Filesize

    68KB

  • memory/4512-55-0x0000000007820000-0x000000000782E000-memory.dmp

    Filesize

    56KB

  • memory/4512-56-0x0000000007830000-0x0000000007844000-memory.dmp

    Filesize

    80KB

  • memory/4512-57-0x0000000007930000-0x000000000794A000-memory.dmp

    Filesize

    104KB

  • memory/4512-58-0x0000000007910000-0x0000000007918000-memory.dmp

    Filesize

    32KB

  • memory/4512-61-0x0000000074990000-0x0000000075140000-memory.dmp

    Filesize

    7.7MB

  • memory/4512-19-0x0000000074990000-0x0000000075140000-memory.dmp

    Filesize

    7.7MB

  • memory/4512-17-0x0000000005550000-0x0000000005B78000-memory.dmp

    Filesize

    6.2MB

  • memory/4512-18-0x0000000074990000-0x0000000075140000-memory.dmp

    Filesize

    7.7MB

  • memory/4512-16-0x00000000029A0000-0x00000000029D6000-memory.dmp

    Filesize

    216KB