Analysis

  • max time kernel
    95s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-11-2024 03:44

General

  • Target

    FACTURA-09876RT567800.exe

  • Size

    670KB

  • MD5

    ac94c3ea86ecdd087b575bd5ec5ead4c

  • SHA1

    d14b851f26f33a5a4020aaeb3397f75b020a4346

  • SHA256

    d9b66f2580bd43a5b03487e161d925c63b3d485d22d71607060eb07e453c03d7

  • SHA512

    d827f19987f3017e89266abbbe2dfbb3ff25aceb0b607bd829c0a2e6cd0e2eba82557d375d4908b69ba85f34c4304354b330f27c17cdf431ac97f843d0be1143

  • SSDEEP

    12288:F2+D4/TzbXdP+eCSmndoo45i9lNg/dKRLvyiZhvoIbN4B3yfh:F25TzbHCPEdKtZhvpWdyfh

Malware Config

Extracted

Family

snakekeylogger

Credentials

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.

  • 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).

  • Program crash 1 IoCs
  • 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 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\FACTURA-09876RT567800.exe
    "C:\Users\Admin\AppData\Local\Temp\FACTURA-09876RT567800.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:464
    • 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\FACTURA-09876RT567800.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:756
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\sCmXpCl.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3920
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\sCmXpCl" /XML "C:\Users\Admin\AppData\Local\Temp\tmpBA76.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:3460
    • C:\Users\Admin\AppData\Local\Temp\FACTURA-09876RT567800.exe
      "C:\Users\Admin\AppData\Local\Temp\FACTURA-09876RT567800.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3268
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3268 -s 1484
        3⤵
        • Program crash
        PID:1524
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3268 -ip 3268
    1⤵
      PID:4232

    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

      968cb9309758126772781b83adb8a28f

      SHA1

      8da30e71accf186b2ba11da1797cf67f8f78b47c

      SHA256

      92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

      SHA512

      4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

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

      Filesize

      18KB

      MD5

      098d3948ac5789b7cc13a0608fbebfc7

      SHA1

      222b223902b7a19f7694ef93261cb215e264fb92

      SHA256

      3a5bc193b64e95041e1f91b6a66b244fc7a8fd6f846f1d13880d1b4db4d3507b

      SHA512

      5293460058645f58b68bd97a42d3f9b256bb9fd0a7e5ce30a129f01251a1bb0d1ccf8fc9aa7ee5269a74e3c5e4d3d3fe13293f87add3c0bf8d3ab79cdaa5d76d

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_20k3raiz.wq0.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Local\Temp\tmpBA76.tmp

      Filesize

      1KB

      MD5

      ca3d77a05f20d6c72cfd0b9b16c9c525

      SHA1

      59bb9cbc510e996ead57141678cb2026e86a63be

      SHA256

      07420e4b925d70da1fbfda7271b1cae15da848804b17bbb4cef031055bb9b3ee

      SHA512

      08ceca81671aba6069d41dfa704b379f5e36462f393faecd9375b70513bfb94d917b1cf3852cdba98683244abe4e4b647f3ac141829ea53ac42dd2375e9c82da

    • memory/464-8-0x00000000052D0000-0x00000000052E2000-memory.dmp

      Filesize

      72KB

    • memory/464-11-0x00000000749FE000-0x00000000749FF000-memory.dmp

      Filesize

      4KB

    • memory/464-6-0x0000000005C70000-0x0000000005FC4000-memory.dmp

      Filesize

      3.3MB

    • memory/464-7-0x0000000005340000-0x00000000053DC000-memory.dmp

      Filesize

      624KB

    • memory/464-0-0x00000000749FE000-0x00000000749FF000-memory.dmp

      Filesize

      4KB

    • memory/464-9-0x00000000055F0000-0x0000000005612000-memory.dmp

      Filesize

      136KB

    • memory/464-10-0x0000000005620000-0x000000000563C000-memory.dmp

      Filesize

      112KB

    • memory/464-5-0x00000000749F0000-0x00000000751A0000-memory.dmp

      Filesize

      7.7MB

    • memory/464-12-0x00000000749F0000-0x00000000751A0000-memory.dmp

      Filesize

      7.7MB

    • memory/464-13-0x0000000006D20000-0x0000000006D8C000-memory.dmp

      Filesize

      432KB

    • memory/464-4-0x00000000050F0000-0x00000000050FA000-memory.dmp

      Filesize

      40KB

    • memory/464-3-0x00000000051B0000-0x0000000005242000-memory.dmp

      Filesize

      584KB

    • memory/464-49-0x00000000749F0000-0x00000000751A0000-memory.dmp

      Filesize

      7.7MB

    • memory/464-2-0x00000000056C0000-0x0000000005C64000-memory.dmp

      Filesize

      5.6MB

    • memory/464-1-0x0000000000690000-0x000000000073C000-memory.dmp

      Filesize

      688KB

    • memory/756-48-0x00000000749F0000-0x00000000751A0000-memory.dmp

      Filesize

      7.7MB

    • memory/756-74-0x0000000007380000-0x0000000007423000-memory.dmp

      Filesize

      652KB

    • memory/756-89-0x00000000749F0000-0x00000000751A0000-memory.dmp

      Filesize

      7.7MB

    • memory/756-18-0x0000000002860000-0x0000000002896000-memory.dmp

      Filesize

      216KB

    • memory/756-19-0x00000000749F0000-0x00000000751A0000-memory.dmp

      Filesize

      7.7MB

    • memory/756-24-0x0000000005B40000-0x0000000005BA6000-memory.dmp

      Filesize

      408KB

    • memory/756-23-0x0000000005360000-0x00000000053C6000-memory.dmp

      Filesize

      408KB

    • memory/756-21-0x00000000749F0000-0x00000000751A0000-memory.dmp

      Filesize

      7.7MB

    • memory/756-20-0x00000000054A0000-0x0000000005AC8000-memory.dmp

      Filesize

      6.2MB

    • memory/756-50-0x0000000006180000-0x000000000619E000-memory.dmp

      Filesize

      120KB

    • memory/756-51-0x00000000065C0000-0x000000000660C000-memory.dmp

      Filesize

      304KB

    • memory/756-52-0x0000000006750000-0x0000000006782000-memory.dmp

      Filesize

      200KB

    • memory/756-82-0x00000000077E0000-0x00000000077FA000-memory.dmp

      Filesize

      104KB

    • memory/756-53-0x00000000711E0000-0x000000007122C000-memory.dmp

      Filesize

      304KB

    • memory/756-81-0x00000000076E0000-0x00000000076F4000-memory.dmp

      Filesize

      80KB

    • memory/756-80-0x00000000076D0000-0x00000000076DE000-memory.dmp

      Filesize

      56KB

    • memory/756-75-0x0000000007AF0000-0x000000000816A000-memory.dmp

      Filesize

      6.5MB

    • memory/756-76-0x00000000074A0000-0x00000000074BA000-memory.dmp

      Filesize

      104KB

    • memory/3268-45-0x0000000000400000-0x0000000000426000-memory.dmp

      Filesize

      152KB

    • memory/3920-77-0x0000000007A90000-0x0000000007A9A000-memory.dmp

      Filesize

      40KB

    • memory/3920-78-0x0000000007CA0000-0x0000000007D36000-memory.dmp

      Filesize

      600KB

    • memory/3920-79-0x0000000007C20000-0x0000000007C31000-memory.dmp

      Filesize

      68KB

    • memory/3920-22-0x00000000749F0000-0x00000000751A0000-memory.dmp

      Filesize

      7.7MB

    • memory/3920-73-0x0000000006CA0000-0x0000000006CBE000-memory.dmp

      Filesize

      120KB

    • memory/3920-63-0x00000000711E0000-0x000000007122C000-memory.dmp

      Filesize

      304KB

    • memory/3920-83-0x0000000007D40000-0x0000000007D48000-memory.dmp

      Filesize

      32KB

    • memory/3920-41-0x00000000749F0000-0x00000000751A0000-memory.dmp

      Filesize

      7.7MB

    • memory/3920-25-0x00000000749F0000-0x00000000751A0000-memory.dmp

      Filesize

      7.7MB

    • memory/3920-90-0x00000000749F0000-0x00000000751A0000-memory.dmp

      Filesize

      7.7MB