Analysis

  • max time kernel
    123s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    12-10-2023 00:49

General

  • Target

    7bfacddb1871cc1aab46c0274e8e8f2cfc2cbb4b7caef9df24b6933a1ff75124_JC.exe

  • Size

    1.0MB

  • MD5

    54e6b3143669461f4df675f32705f602

  • SHA1

    779e635d839eecb38aa17b5a89ae7a5549bc7d79

  • SHA256

    7bfacddb1871cc1aab46c0274e8e8f2cfc2cbb4b7caef9df24b6933a1ff75124

  • SHA512

    da327e65a84f0e2c4e19006bf0492d555a4b96d657c8c93e7842ebd6de9d96a47529e9cfd951425ca18543dde7d91e112b7700f978586e438894f05826e1f07f

  • SSDEEP

    12288:sQHCr/cT5J2iNtxIQ/tjwUj4m3r+hQClaHFe8MpZkD8qaCFHi4gIrDRjmfTf4SNv:y41F3904CuFe8MpCwcF6Tp

Malware Config

Extracted

Family

snakekeylogger

Credentials

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 7 IoCs
  • 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).

  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 24 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7bfacddb1871cc1aab46c0274e8e8f2cfc2cbb4b7caef9df24b6933a1ff75124_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\7bfacddb1871cc1aab46c0274e8e8f2cfc2cbb4b7caef9df24b6933a1ff75124_JC.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3032
    • 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\7bfacddb1871cc1aab46c0274e8e8f2cfc2cbb4b7caef9df24b6933a1ff75124_JC.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2600
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\OTwkQeHpILGn.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2764
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\OTwkQeHpILGn" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC5CF.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2684
    • C:\Users\Admin\AppData\Local\Temp\7bfacddb1871cc1aab46c0274e8e8f2cfc2cbb4b7caef9df24b6933a1ff75124_JC.exe
      "C:\Users\Admin\AppData\Local\Temp\7bfacddb1871cc1aab46c0274e8e8f2cfc2cbb4b7caef9df24b6933a1ff75124_JC.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:952

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpC5CF.tmp

    Filesize

    1KB

    MD5

    b65ccf061c9e2ccce16b377409693488

    SHA1

    7857403065dd42c120e776857bed8abdebfc3b9d

    SHA256

    101298d2a1598b5279cec27bf09343c1bfd6760a46916ba2275bdbf6e09a3b96

    SHA512

    60aa17d59df8e0624599b64ac06cebc481451322fd223d388e3a5bf6debf11af131739c8c4739ca6379c033f51ba91f124f6abb09434c7b61b9d84e125490234

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\CS3R9JOCJ5056WZBMCXB.temp

    Filesize

    7KB

    MD5

    faadc6d493866496a393b780143f6328

    SHA1

    35e94e409bab730d6df053df9073fb21d3f7266b

    SHA256

    588e7e50704e9c0a3421e729b22186496e57c7708979e303599c0e2df225d509

    SHA512

    92bf77b46eb4d5196e7d86c2d57441932c86c8f180dd41bbca15770dd3ec71459e6e2ad661d2f47003d0cbea05500a212806d53edd5025c55ade3f7ece4b3622

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

    Filesize

    7KB

    MD5

    faadc6d493866496a393b780143f6328

    SHA1

    35e94e409bab730d6df053df9073fb21d3f7266b

    SHA256

    588e7e50704e9c0a3421e729b22186496e57c7708979e303599c0e2df225d509

    SHA512

    92bf77b46eb4d5196e7d86c2d57441932c86c8f180dd41bbca15770dd3ec71459e6e2ad661d2f47003d0cbea05500a212806d53edd5025c55ade3f7ece4b3622

  • memory/952-41-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/952-34-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/952-52-0x00000000004E0000-0x0000000000520000-memory.dmp

    Filesize

    256KB

  • memory/952-49-0x0000000074850000-0x0000000074F3E000-memory.dmp

    Filesize

    6.9MB

  • memory/952-48-0x00000000004E0000-0x0000000000520000-memory.dmp

    Filesize

    256KB

  • memory/952-47-0x0000000074850000-0x0000000074F3E000-memory.dmp

    Filesize

    6.9MB

  • memory/952-45-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/952-43-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/952-39-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/952-38-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/952-36-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/952-35-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2600-21-0x000000006F3F0000-0x000000006F99B000-memory.dmp

    Filesize

    5.7MB

  • memory/2600-27-0x0000000000210000-0x0000000000250000-memory.dmp

    Filesize

    256KB

  • memory/2600-28-0x000000006F3F0000-0x000000006F99B000-memory.dmp

    Filesize

    5.7MB

  • memory/2600-51-0x000000006F3F0000-0x000000006F99B000-memory.dmp

    Filesize

    5.7MB

  • memory/2600-31-0x0000000000210000-0x0000000000250000-memory.dmp

    Filesize

    256KB

  • memory/2600-25-0x000000006F3F0000-0x000000006F99B000-memory.dmp

    Filesize

    5.7MB

  • memory/2764-30-0x0000000002770000-0x00000000027B0000-memory.dmp

    Filesize

    256KB

  • memory/2764-26-0x0000000002770000-0x00000000027B0000-memory.dmp

    Filesize

    256KB

  • memory/2764-50-0x000000006F3F0000-0x000000006F99B000-memory.dmp

    Filesize

    5.7MB

  • memory/2764-24-0x000000006F3F0000-0x000000006F99B000-memory.dmp

    Filesize

    5.7MB

  • memory/2764-23-0x0000000002770000-0x00000000027B0000-memory.dmp

    Filesize

    256KB

  • memory/2764-22-0x000000006F3F0000-0x000000006F99B000-memory.dmp

    Filesize

    5.7MB

  • memory/2764-29-0x000000006F3F0000-0x000000006F99B000-memory.dmp

    Filesize

    5.7MB

  • memory/3032-4-0x0000000074850000-0x0000000074F3E000-memory.dmp

    Filesize

    6.9MB

  • memory/3032-2-0x0000000007250000-0x0000000007290000-memory.dmp

    Filesize

    256KB

  • memory/3032-46-0x0000000074850000-0x0000000074F3E000-memory.dmp

    Filesize

    6.9MB

  • memory/3032-3-0x0000000000450000-0x0000000000462000-memory.dmp

    Filesize

    72KB

  • memory/3032-1-0x0000000001250000-0x000000000135E000-memory.dmp

    Filesize

    1.1MB

  • memory/3032-7-0x00000000008F0000-0x00000000008FC000-memory.dmp

    Filesize

    48KB

  • memory/3032-0-0x0000000074850000-0x0000000074F3E000-memory.dmp

    Filesize

    6.9MB

  • memory/3032-8-0x0000000004970000-0x00000000049D0000-memory.dmp

    Filesize

    384KB

  • memory/3032-6-0x00000000008A0000-0x00000000008A8000-memory.dmp

    Filesize

    32KB

  • memory/3032-5-0x0000000007250000-0x0000000007290000-memory.dmp

    Filesize

    256KB