Analysis

  • max time kernel
    148s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-02-2025 03:05

General

  • Target

    PURCHASE ORDER.exe

  • Size

    776KB

  • MD5

    9c7a8eff3b37756a1929f49f3b3053e6

  • SHA1

    8c71c99e38e7322e3b4713dbb4c232419ec6659b

  • SHA256

    ae88fec8df2e320104325abf884d96a5a5248b174cb42351fe46bb2f43c99ecc

  • SHA512

    4d5ef22923096b33a0a52b22a3d4df4a60bc114ddd8cf52f880b0f89121d11f8298ea7760549ab8bb44986b8c5411420124468af51bdd94eba4eb86df6bb339a

  • SSDEEP

    24576:tMRHPv6tkVi6z7UdFzulgJ/85Q03OTTObeL8MRH:tMZqaVlUQgJ/4tmTB8MZ

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot5227573794:AAECZBnQSxLs0aOVsV2wnclC6-WKnxPpi_k/sendMessage?chat_id=5217421430

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 2 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 3 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 5 IoCs

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

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER.exe
    "C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER.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:2288
    • 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\PURCHASE ORDER.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2244
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\vEwlIKz.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2256
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\vEwlIKz" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE724.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2672
    • C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER.exe
      "C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER.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:2744

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    2KB

    MD5

    3d086a433708053f9bf9523e1d87a4e8

    SHA1

    b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28

    SHA256

    6f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69

    SHA512

    931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

    Filesize

    18KB

    MD5

    d78f48c2d57e3b60a8f55302a2b96429

    SHA1

    f64a464fee625684fcde4191c20c9ef52e5707a4

    SHA256

    54e0ebe5a1edc6fc2cb0d1159e7e6c70f206cf010b2dccd6bceb73ab8a34b2d3

    SHA512

    88fe7a47702b2a77e13a38c9ae971f707757b04c681fce037d6392232b3359d216cbf28ced1c625a7777eb01c523b8d366696562ec3a9040999b04651987913f

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_egmqumkm.kyq.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmpE724.tmp

    Filesize

    1KB

    MD5

    0f6b9be872b78b20f3f037d6eb65421e

    SHA1

    d76a4a345e0fc8ba364cf43865418f5fe21d11e1

    SHA256

    0db54904748d92b780c1c3ffcc0b8dee791a59a983bf11b5d25f26d81ac71d58

    SHA512

    91ddc0fcf6b217260486924625ced4932140d8fceca9d0ac7164a403a19f59340a1e909fd698f8677e2355069a037ccca991fb98b2fc55cdce9e82f7cb529358

  • memory/2244-73-0x00000000077F0000-0x00000000077FA000-memory.dmp

    Filesize

    40KB

  • memory/2244-15-0x0000000004EB0000-0x0000000004EE6000-memory.dmp

    Filesize

    216KB

  • memory/2244-85-0x00000000744F0000-0x0000000074CA0000-memory.dmp

    Filesize

    7.7MB

  • memory/2244-78-0x0000000007AC0000-0x0000000007ADA000-memory.dmp

    Filesize

    104KB

  • memory/2244-77-0x00000000079C0000-0x00000000079D4000-memory.dmp

    Filesize

    80KB

  • memory/2244-76-0x00000000079B0000-0x00000000079BE000-memory.dmp

    Filesize

    56KB

  • memory/2244-74-0x0000000007A00000-0x0000000007A96000-memory.dmp

    Filesize

    600KB

  • memory/2244-72-0x0000000007780000-0x000000000779A000-memory.dmp

    Filesize

    104KB

  • memory/2244-17-0x0000000005660000-0x0000000005C88000-memory.dmp

    Filesize

    6.2MB

  • memory/2244-16-0x00000000744F0000-0x0000000074CA0000-memory.dmp

    Filesize

    7.7MB

  • memory/2244-18-0x00000000744F0000-0x0000000074CA0000-memory.dmp

    Filesize

    7.7MB

  • memory/2244-60-0x000000006F3F0000-0x000000006F43C000-memory.dmp

    Filesize

    304KB

  • memory/2256-19-0x00000000744F0000-0x0000000074CA0000-memory.dmp

    Filesize

    7.7MB

  • memory/2256-71-0x00000000078B0000-0x0000000007F2A000-memory.dmp

    Filesize

    6.5MB

  • memory/2256-32-0x0000000005860000-0x00000000058C6000-memory.dmp

    Filesize

    408KB

  • memory/2256-59-0x0000000006550000-0x000000000656E000-memory.dmp

    Filesize

    120KB

  • memory/2256-43-0x0000000005AC0000-0x0000000005E14000-memory.dmp

    Filesize

    3.3MB

  • memory/2256-86-0x00000000744F0000-0x0000000074CA0000-memory.dmp

    Filesize

    7.7MB

  • memory/2256-21-0x00000000057C0000-0x00000000057E2000-memory.dmp

    Filesize

    136KB

  • memory/2256-45-0x0000000005F30000-0x0000000005F4E000-memory.dmp

    Filesize

    120KB

  • memory/2256-33-0x00000000058D0000-0x0000000005936000-memory.dmp

    Filesize

    408KB

  • memory/2256-79-0x0000000007580000-0x0000000007588000-memory.dmp

    Filesize

    32KB

  • memory/2256-75-0x0000000007460000-0x0000000007471000-memory.dmp

    Filesize

    68KB

  • memory/2256-49-0x000000006F3F0000-0x000000006F43C000-memory.dmp

    Filesize

    304KB

  • memory/2256-48-0x0000000006510000-0x0000000006542000-memory.dmp

    Filesize

    200KB

  • memory/2256-61-0x0000000007130000-0x00000000071D3000-memory.dmp

    Filesize

    652KB

  • memory/2256-46-0x0000000005FE0000-0x000000000602C000-memory.dmp

    Filesize

    304KB

  • memory/2288-3-0x00000000744F0000-0x0000000074CA0000-memory.dmp

    Filesize

    7.7MB

  • memory/2288-7-0x00000000744FE000-0x00000000744FF000-memory.dmp

    Filesize

    4KB

  • memory/2288-0-0x00000000744FE000-0x00000000744FF000-memory.dmp

    Filesize

    4KB

  • memory/2288-10-0x0000000007430000-0x00000000074CC000-memory.dmp

    Filesize

    624KB

  • memory/2288-6-0x0000000007C00000-0x0000000007C1E000-memory.dmp

    Filesize

    120KB

  • memory/2288-9-0x0000000006300000-0x000000000636C000-memory.dmp

    Filesize

    432KB

  • memory/2288-8-0x00000000744F0000-0x0000000074CA0000-memory.dmp

    Filesize

    7.7MB

  • memory/2288-5-0x0000000002BB0000-0x0000000002BBA000-memory.dmp

    Filesize

    40KB

  • memory/2288-47-0x00000000744F0000-0x0000000074CA0000-memory.dmp

    Filesize

    7.7MB

  • memory/2288-2-0x0000000007E70000-0x0000000008414000-memory.dmp

    Filesize

    5.6MB

  • memory/2288-1-0x00000000007E0000-0x00000000008A8000-memory.dmp

    Filesize

    800KB

  • memory/2288-4-0x0000000007AE0000-0x0000000007B72000-memory.dmp

    Filesize

    584KB

  • memory/2744-42-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2744-87-0x0000000006510000-0x0000000006560000-memory.dmp

    Filesize

    320KB

  • memory/2744-88-0x0000000006730000-0x00000000068F2000-memory.dmp

    Filesize

    1.8MB