Analysis

  • max time kernel
    124s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-02-2025 22:06

General

  • Target

    31ac48414fc2df4410f5256b563cfac9b34a3b55f3acd34c021696f19b135ceb.exe

  • Size

    819KB

  • MD5

    94ca91b1058fcd0b1b54d772045a74aa

  • SHA1

    25ff1d41a1ea88cc4fb204668f21ce005ae40f6b

  • SHA256

    31ac48414fc2df4410f5256b563cfac9b34a3b55f3acd34c021696f19b135ceb

  • SHA512

    2a9409f9d024eeaabb34f73c4e964b5e3dd4d6b422ca4c93eb1be378e39ae8675ebc872084a808a1caacc0812a7556eb955ff75ad00b9b798145dde9ce7e92f5

  • SSDEEP

    24576:b865MWNnpbraRwVYXPR4u/WShS4X37PF:gyMWNnEuVY54y7hS837d

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7570158401:AAGzmritmTT3Z0Z77i4ThJMCq3NzbjqeNpo/sendMessage?chat_id=7225431807

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 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\31ac48414fc2df4410f5256b563cfac9b34a3b55f3acd34c021696f19b135ceb.exe
    "C:\Users\Admin\AppData\Local\Temp\31ac48414fc2df4410f5256b563cfac9b34a3b55f3acd34c021696f19b135ceb.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:3696
    • 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\31ac48414fc2df4410f5256b563cfac9b34a3b55f3acd34c021696f19b135ceb.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1548
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\pkObXfxVAguIA.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3424
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\pkObXfxVAguIA" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE975.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:1956
    • C:\Users\Admin\AppData\Local\Temp\31ac48414fc2df4410f5256b563cfac9b34a3b55f3acd34c021696f19b135ceb.exe
      "C:\Users\Admin\AppData\Local\Temp\31ac48414fc2df4410f5256b563cfac9b34a3b55f3acd34c021696f19b135ceb.exe"
      2⤵
        PID:5064
      • C:\Users\Admin\AppData\Local\Temp\31ac48414fc2df4410f5256b563cfac9b34a3b55f3acd34c021696f19b135ceb.exe
        "C:\Users\Admin\AppData\Local\Temp\31ac48414fc2df4410f5256b563cfac9b34a3b55f3acd34c021696f19b135ceb.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:4456

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    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

      47a21bc5d390be7653cabfb7efcff321

      SHA1

      423546adf06dae16388b1ecb1385857ef7e8695a

      SHA256

      f60dd6dd498334ac64ed922e5a3ca0e856fb620c4c2f083dabd19e19e4373fcd

      SHA512

      18dcbf820c20a6db8b10a63c79f6f9754bd381d7a2d8f9e1142be5a632a2841671acdb005b26e6b11bf41df28da56978938df17f656652f5fddbbb53ac22ad97

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_u2gwbivo.mwp.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Local\Temp\tmpE975.tmp

      Filesize

      1KB

      MD5

      84fb7b55ae9a8a24a78c76e3d0b13ec3

      SHA1

      7cc3e0e4d6e03720814e7e9a2f228617681f35b8

      SHA256

      500011889bb6103435fcb63fcd25a6df8559952ab479831f1a155531dddd2c12

      SHA512

      44330b0e53dde8d46b45ba3143785dca09226d4a76b847d97af20bea23e2eff15702e015c5e15b511bf914b6acca3753ea86d20740b1f7bde28e81dc705b48c5

    • memory/1548-28-0x0000000005BC0000-0x0000000005C26000-memory.dmp

      Filesize

      408KB

    • memory/1548-17-0x0000000005450000-0x0000000005A78000-memory.dmp

      Filesize

      6.2MB

    • memory/1548-74-0x0000000007460000-0x0000000007503000-memory.dmp

      Filesize

      652KB

    • memory/1548-90-0x0000000074990000-0x0000000075140000-memory.dmp

      Filesize

      7.7MB

    • memory/1548-72-0x00000000067F0000-0x000000000680E000-memory.dmp

      Filesize

      120KB

    • memory/1548-83-0x0000000007890000-0x0000000007898000-memory.dmp

      Filesize

      32KB

    • memory/1548-51-0x0000000006850000-0x0000000006882000-memory.dmp

      Filesize

      200KB

    • memory/1548-15-0x0000000002950000-0x0000000002986000-memory.dmp

      Filesize

      216KB

    • memory/1548-16-0x0000000074990000-0x0000000075140000-memory.dmp

      Filesize

      7.7MB

    • memory/1548-79-0x0000000007770000-0x0000000007781000-memory.dmp

      Filesize

      68KB

    • memory/1548-18-0x0000000074990000-0x0000000075140000-memory.dmp

      Filesize

      7.7MB

    • memory/1548-52-0x000000006F980000-0x000000006F9CC000-memory.dmp

      Filesize

      304KB

    • memory/1548-78-0x00000000077F0000-0x0000000007886000-memory.dmp

      Filesize

      600KB

    • memory/1548-27-0x0000000005B50000-0x0000000005BB6000-memory.dmp

      Filesize

      408KB

    • memory/1548-26-0x0000000005AB0000-0x0000000005AD2000-memory.dmp

      Filesize

      136KB

    • memory/1548-75-0x0000000007BD0000-0x000000000824A000-memory.dmp

      Filesize

      6.5MB

    • memory/1548-80-0x00000000077A0000-0x00000000077AE000-memory.dmp

      Filesize

      56KB

    • memory/1548-46-0x0000000074990000-0x0000000075140000-memory.dmp

      Filesize

      7.7MB

    • memory/3424-34-0x0000000074990000-0x0000000075140000-memory.dmp

      Filesize

      7.7MB

    • memory/3424-45-0x0000000006120000-0x0000000006474000-memory.dmp

      Filesize

      3.3MB

    • memory/3424-81-0x0000000007C40000-0x0000000007C54000-memory.dmp

      Filesize

      80KB

    • memory/3424-77-0x0000000007A70000-0x0000000007A7A000-memory.dmp

      Filesize

      40KB

    • memory/3424-50-0x0000000006710000-0x000000000675C000-memory.dmp

      Filesize

      304KB

    • memory/3424-76-0x0000000007A00000-0x0000000007A1A000-memory.dmp

      Filesize

      104KB

    • memory/3424-39-0x0000000074990000-0x0000000075140000-memory.dmp

      Filesize

      7.7MB

    • memory/3424-53-0x000000006F980000-0x000000006F9CC000-memory.dmp

      Filesize

      304KB

    • memory/3424-20-0x0000000074990000-0x0000000075140000-memory.dmp

      Filesize

      7.7MB

    • memory/3424-82-0x0000000007D40000-0x0000000007D5A000-memory.dmp

      Filesize

      104KB

    • memory/3424-89-0x0000000074990000-0x0000000075140000-memory.dmp

      Filesize

      7.7MB

    • memory/3424-73-0x00000000078C0000-0x00000000078DE000-memory.dmp

      Filesize

      120KB

    • memory/3424-49-0x00000000065D0000-0x00000000065EE000-memory.dmp

      Filesize

      120KB

    • memory/3696-4-0x0000000005300000-0x000000000530A000-memory.dmp

      Filesize

      40KB

    • memory/3696-1-0x0000000000790000-0x0000000000864000-memory.dmp

      Filesize

      848KB

    • memory/3696-0-0x000000007499E000-0x000000007499F000-memory.dmp

      Filesize

      4KB

    • memory/3696-3-0x0000000005230000-0x00000000052C2000-memory.dmp

      Filesize

      584KB

    • memory/3696-6-0x0000000006960000-0x000000000697E000-memory.dmp

      Filesize

      120KB

    • memory/3696-48-0x0000000074990000-0x0000000075140000-memory.dmp

      Filesize

      7.7MB

    • memory/3696-5-0x0000000074990000-0x0000000075140000-memory.dmp

      Filesize

      7.7MB

    • memory/3696-10-0x000000000BFD0000-0x000000000C06C000-memory.dmp

      Filesize

      624KB

    • memory/3696-9-0x0000000002AD0000-0x0000000002B54000-memory.dmp

      Filesize

      528KB

    • memory/3696-2-0x00000000058D0000-0x0000000005E74000-memory.dmp

      Filesize

      5.6MB

    • memory/3696-7-0x000000007499E000-0x000000007499F000-memory.dmp

      Filesize

      4KB

    • memory/3696-8-0x0000000074990000-0x0000000075140000-memory.dmp

      Filesize

      7.7MB

    • memory/4456-91-0x0000000006DC0000-0x0000000006E10000-memory.dmp

      Filesize

      320KB

    • memory/4456-44-0x0000000000400000-0x0000000000426000-memory.dmp

      Filesize

      152KB

    • memory/4456-92-0x0000000006FE0000-0x00000000071A2000-memory.dmp

      Filesize

      1.8MB