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Analysis

  • max time kernel
    120s
  • max time network
    161s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    23/01/2025, 09:50

General

  • Target

    File No75478 order.scr

  • Size

    825KB

  • MD5

    06f62eb15123b407388218b704ee17c5

  • SHA1

    fd3b65f38e0d07149d99e7919281f547cd0faded

  • SHA256

    d3669934e67a79b669e52c5969ed990a4da7281a5f48fa79ecee5090932636eb

  • SHA512

    3b0479d048ffdc19bd87c1e39d6152d4e75a380d6c99207745f34dd8a7f4548f68fbc64cf58a32b3cd3b116f4499bec89ef68b1f067c4e9a9342f3ce944dce50

  • SSDEEP

    12288:ZrHIcGXW9xcidz5rm8LsRk/lUpAV6LPkZbKR9Co0mOSF45f:JH1GU1z5rm+I3Rso0r5f

Malware Config

Extracted

Family

snakekeylogger

Credentials

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 5 IoCs
  • Snakekeylogger family
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • 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 4 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
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\File No75478 order.scr
    "C:\Users\Admin\AppData\Local\Temp\File No75478 order.scr" /S
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2036
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\vgBcUOgCVbqtJh.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2880
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\vgBcUOgCVbqtJh" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD568.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2848
    • C:\Users\Admin\AppData\Local\Temp\File No75478 order.scr
      "C:\Users\Admin\AppData\Local\Temp\File No75478 order.scr"
      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:2724

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpD568.tmp

    Filesize

    1KB

    MD5

    a98858545d056931eaea1cf1aa4252e6

    SHA1

    720bfb86f69f4bcdf7b2b10c578e8e334b3171da

    SHA256

    02b870b79cfab76fc6390b8e40ffb043c6e772d6e10a7d2f214d74f8ac628896

    SHA512

    1b5f4d793089c941562847d3a8b9164fdc5f30b0f22417d61e9f263d8fdf9c829ec45497d1ca0121d8eaeb692bd27b84416f7d677f52ca944d5af797f2ff9540

  • memory/2036-26-0x0000000074750000-0x0000000074E3E000-memory.dmp

    Filesize

    6.9MB

  • memory/2036-1-0x00000000002F0000-0x00000000003C4000-memory.dmp

    Filesize

    848KB

  • memory/2036-2-0x0000000074750000-0x0000000074E3E000-memory.dmp

    Filesize

    6.9MB

  • memory/2036-3-0x0000000001F20000-0x0000000001F3E000-memory.dmp

    Filesize

    120KB

  • memory/2036-4-0x000000007475E000-0x000000007475F000-memory.dmp

    Filesize

    4KB

  • memory/2036-5-0x0000000074750000-0x0000000074E3E000-memory.dmp

    Filesize

    6.9MB

  • memory/2036-6-0x0000000000420000-0x000000000048A000-memory.dmp

    Filesize

    424KB

  • memory/2036-0-0x000000007475E000-0x000000007475F000-memory.dmp

    Filesize

    4KB

  • memory/2724-14-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2724-25-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2724-24-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2724-22-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2724-20-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2724-18-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2724-16-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2724-23-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB