Analysis

  • max time kernel
    144s
  • max time network
    133s
  • 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 15:40

General

  • Target

    CustomerRequest.exe

  • Size

    924KB

  • MD5

    af70a8bace079f5eb7762fbbec4772ab

  • SHA1

    ae3530a619d587110da7beb2b1511ad3dc44a325

  • SHA256

    a69b613b4c99988b72e10c917489d5a7006b53abc75f7706b578e8b27f3252ab

  • SHA512

    43255e9e7aed50ed988f24fa34884dea9e26c91ff3da75d096b08724c2fa8bd999d2011ada57912c0ec3af9c994cb3f7b64bf51b68d815b0c43a73a29d151936

  • SSDEEP

    12288:om52Xb1I6UDWd+qi0lMv+el/2ih4VqFiTGgtBj5wkR:omoXb66UCdLdMmeB2iyG6V3

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7967054436:AAEM9PFKBirZzrcJ_AQreC9wDTN-AOtN0uM/sendMessage?chat_id=5007084465

Signatures

  • Modifies Windows Defender DisableAntiSpyware settings 3 TTPs 1 IoCs
  • 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 8 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\CustomerRequest.exe
    "C:\Users\Admin\AppData\Local\Temp\CustomerRequest.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:3412
    • 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\CustomerRequest.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2896
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\gCFuOglEso.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:892
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\gCFuOglEso" /XML "C:\Users\Admin\AppData\Local\Temp\tmpCE7B.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:1544
    • C:\Users\Admin\AppData\Local\Temp\CustomerRequest.exe
      "C:\Users\Admin\AppData\Local\Temp\CustomerRequest.exe"
      2⤵
      • Modifies Windows Defender DisableAntiSpyware settings
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious behavior: RenamesItself
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:860

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

    71fdfa789e69b93bce62006cf5da0dbd

    SHA1

    f35ee295361cefbc28e7f68861d85ac7434baf77

    SHA256

    cd410ddf32ceda12350517693b1b1d54e111cb8077f23359bf78087fca6b4496

    SHA512

    39c38ca8205d2a7d12c7a35b399df5876a5d78c211f2777a3b7727601ed6b34f1e72db51c99880689ca6e970fcc69f14cc29a71636fe281c355181aef303f992

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_upodwffz.wng.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmpCE7B.tmp

    Filesize

    1KB

    MD5

    62f42ac722bc3bb833ed51dc2ac42ab3

    SHA1

    de5cad21c9411d6d9f2a14c637134d6aa38a253b

    SHA256

    8fac4fb1ed4f10a03c87bf0677597ec6956cef61299587b7426adef1978be042

    SHA512

    aeb68d038ad04e5a51e82ed4c65ab26acda8a517b6a866646f6673fddaa342325ecd908b52d95078745f349605005af265e768f4a2ca4667db630334bdbf13a2

  • memory/860-91-0x0000000006BA0000-0x0000000006D62000-memory.dmp

    Filesize

    1.8MB

  • memory/860-90-0x00000000068E0000-0x0000000006930000-memory.dmp

    Filesize

    320KB

  • memory/860-44-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/892-76-0x0000000007250000-0x000000000725A000-memory.dmp

    Filesize

    40KB

  • memory/892-78-0x0000000007500000-0x0000000007511000-memory.dmp

    Filesize

    68KB

  • memory/892-89-0x0000000074960000-0x0000000075110000-memory.dmp

    Filesize

    7.7MB

  • memory/892-82-0x0000000007580000-0x0000000007588000-memory.dmp

    Filesize

    32KB

  • memory/892-80-0x0000000007540000-0x0000000007554000-memory.dmp

    Filesize

    80KB

  • memory/892-79-0x0000000007530000-0x000000000753E000-memory.dmp

    Filesize

    56KB

  • memory/892-77-0x0000000007460000-0x00000000074F6000-memory.dmp

    Filesize

    600KB

  • memory/892-74-0x0000000007830000-0x0000000007EAA000-memory.dmp

    Filesize

    6.5MB

  • memory/892-64-0x0000000075210000-0x000000007525C000-memory.dmp

    Filesize

    304KB

  • memory/892-45-0x0000000074960000-0x0000000075110000-memory.dmp

    Filesize

    7.7MB

  • memory/892-22-0x0000000004EF0000-0x0000000004F56000-memory.dmp

    Filesize

    408KB

  • memory/892-23-0x0000000004F60000-0x0000000004FC6000-memory.dmp

    Filesize

    408KB

  • memory/892-24-0x0000000074960000-0x0000000075110000-memory.dmp

    Filesize

    7.7MB

  • memory/892-34-0x0000000074960000-0x0000000075110000-memory.dmp

    Filesize

    7.7MB

  • memory/892-21-0x0000000004E50000-0x0000000004E72000-memory.dmp

    Filesize

    136KB

  • memory/2896-18-0x0000000004E10000-0x0000000005438000-memory.dmp

    Filesize

    6.2MB

  • memory/2896-81-0x0000000007170000-0x000000000718A000-memory.dmp

    Filesize

    104KB

  • memory/2896-75-0x0000000006E30000-0x0000000006E4A000-memory.dmp

    Filesize

    104KB

  • memory/2896-46-0x0000000074960000-0x0000000075110000-memory.dmp

    Filesize

    7.7MB

  • memory/2896-16-0x0000000000DF0000-0x0000000000E26000-memory.dmp

    Filesize

    216KB

  • memory/2896-49-0x0000000005B10000-0x0000000005B2E000-memory.dmp

    Filesize

    120KB

  • memory/2896-50-0x0000000005BA0000-0x0000000005BEC000-memory.dmp

    Filesize

    304KB

  • memory/2896-51-0x0000000006AC0000-0x0000000006AF2000-memory.dmp

    Filesize

    200KB

  • memory/2896-62-0x0000000006AA0000-0x0000000006ABE000-memory.dmp

    Filesize

    120KB

  • memory/2896-52-0x0000000075210000-0x000000007525C000-memory.dmp

    Filesize

    304KB

  • memory/2896-63-0x0000000006B00000-0x0000000006BA3000-memory.dmp

    Filesize

    652KB

  • memory/2896-19-0x0000000074960000-0x0000000075110000-memory.dmp

    Filesize

    7.7MB

  • memory/2896-17-0x0000000074960000-0x0000000075110000-memory.dmp

    Filesize

    7.7MB

  • memory/2896-88-0x0000000074960000-0x0000000075110000-memory.dmp

    Filesize

    7.7MB

  • memory/3412-5-0x0000000074960000-0x0000000075110000-memory.dmp

    Filesize

    7.7MB

  • memory/3412-7-0x0000000007120000-0x000000000713E000-memory.dmp

    Filesize

    120KB

  • memory/3412-8-0x000000007496E000-0x000000007496F000-memory.dmp

    Filesize

    4KB

  • memory/3412-48-0x0000000074960000-0x0000000075110000-memory.dmp

    Filesize

    7.7MB

  • memory/3412-11-0x000000000DEB0000-0x000000000DF4C000-memory.dmp

    Filesize

    624KB

  • memory/3412-1-0x0000000000C60000-0x0000000000D4A000-memory.dmp

    Filesize

    936KB

  • memory/3412-10-0x0000000002FB0000-0x000000000301C000-memory.dmp

    Filesize

    432KB

  • memory/3412-9-0x0000000074960000-0x0000000075110000-memory.dmp

    Filesize

    7.7MB

  • memory/3412-4-0x00000000059F0000-0x0000000005D44000-memory.dmp

    Filesize

    3.3MB

  • memory/3412-0-0x000000007496E000-0x000000007496F000-memory.dmp

    Filesize

    4KB

  • memory/3412-3-0x0000000005730000-0x00000000057C2000-memory.dmp

    Filesize

    584KB

  • memory/3412-2-0x0000000005DD0000-0x0000000006374000-memory.dmp

    Filesize

    5.6MB

  • memory/3412-6-0x00000000059C0000-0x00000000059CA000-memory.dmp

    Filesize

    40KB