Analysis

  • max time kernel
    120s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    17-04-2024 14:03

General

  • Target

    88137ef5ca05130558e846da3d480008f2e5488a7543872195f64daa5a04b365.exe

  • Size

    459KB

  • MD5

    8ad01c64b357780c078e44780c322600

  • SHA1

    a016f5f6ff8a89557e34b5e5173dfc8a9a50b6ab

  • SHA256

    88137ef5ca05130558e846da3d480008f2e5488a7543872195f64daa5a04b365

  • SHA512

    e1d0a7c2749b1f06fa22c8f0a3b134f8220b9c4898e8af9d7c1ee33567f07d245f606ddb74e02afa71c7f4076051afb1c99f72f5d47da2efa1ed5534a1de825d

  • SSDEEP

    6144:q+hiQ1o1emq43RaLJM5hp8Sp1YX7RdE66hYM30mztCiLAzvmBsOuRLX3+0Wtz6t0:74ZqGhF7uidhYM7COQvmBsOeetyAQF

Malware Config

Extracted

Family

snakekeylogger

C2

https://scratchdreams.tk

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 5 IoCs
  • Deletes itself 1 IoCs
  • Drops startup file 2 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).

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\88137ef5ca05130558e846da3d480008f2e5488a7543872195f64daa5a04b365.exe
    "C:\Users\Admin\AppData\Local\Temp\88137ef5ca05130558e846da3d480008f2e5488a7543872195f64daa5a04b365.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1256
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Powershell.exe
      "Powershell.exe" -ExecutionPolicy Bypass -command Copy-Item 'C:\Users\Admin\AppData\Local\Temp\88137ef5ca05130558e846da3d480008f2e5488a7543872195f64daa5a04b365.exe' 'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\.exe'
      2⤵
      • Drops startup file
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3036
    • C:\Users\Admin\AppData\Local\Temp\88137ef5ca05130558e846da3d480008f2e5488a7543872195f64daa5a04b365.exe
      "C:\Users\Admin\AppData\Local\Temp\88137ef5ca05130558e846da3d480008f2e5488a7543872195f64daa5a04b365.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2564
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C choice /C Y /N /D Y /T 3 & Del "C:\Users\Admin\AppData\Local\Temp\88137ef5ca05130558e846da3d480008f2e5488a7543872195f64daa5a04b365.exe"
        3⤵
        • Deletes itself
        • Suspicious use of WriteProcessMemory
        PID:864
        • C:\Windows\SysWOW64\choice.exe
          choice /C Y /N /D Y /T 3
          4⤵
            PID:2680

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1256-9-0x0000000000640000-0x0000000000648000-memory.dmp

      Filesize

      32KB

    • memory/1256-1-0x0000000074130000-0x000000007481E000-memory.dmp

      Filesize

      6.9MB

    • memory/1256-2-0x00000000006D0000-0x0000000000726000-memory.dmp

      Filesize

      344KB

    • memory/1256-3-0x0000000004970000-0x00000000049B0000-memory.dmp

      Filesize

      256KB

    • memory/1256-0-0x00000000008F0000-0x000000000096A000-memory.dmp

      Filesize

      488KB

    • memory/1256-22-0x0000000074130000-0x000000007481E000-memory.dmp

      Filesize

      6.9MB

    • memory/2564-23-0x0000000000400000-0x0000000000426000-memory.dmp

      Filesize

      152KB

    • memory/2564-30-0x0000000073A40000-0x000000007412E000-memory.dmp

      Filesize

      6.9MB

    • memory/2564-10-0x0000000000400000-0x0000000000426000-memory.dmp

      Filesize

      152KB

    • memory/2564-12-0x0000000000400000-0x0000000000426000-memory.dmp

      Filesize

      152KB

    • memory/2564-14-0x0000000000400000-0x0000000000426000-memory.dmp

      Filesize

      152KB

    • memory/2564-16-0x0000000000400000-0x0000000000426000-memory.dmp

      Filesize

      152KB

    • memory/2564-18-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2564-20-0x0000000000400000-0x0000000000426000-memory.dmp

      Filesize

      152KB

    • memory/2564-32-0x0000000073A40000-0x000000007412E000-memory.dmp

      Filesize

      6.9MB

    • memory/2564-31-0x0000000004A80000-0x0000000004AC0000-memory.dmp

      Filesize

      256KB

    • memory/2564-25-0x0000000000400000-0x0000000000426000-memory.dmp

      Filesize

      152KB

    • memory/2564-26-0x0000000073A40000-0x000000007412E000-memory.dmp

      Filesize

      6.9MB

    • memory/3036-6-0x000000006F930000-0x000000006FEDB000-memory.dmp

      Filesize

      5.7MB

    • memory/3036-29-0x000000006F930000-0x000000006FEDB000-memory.dmp

      Filesize

      5.7MB

    • memory/3036-27-0x0000000002520000-0x0000000002560000-memory.dmp

      Filesize

      256KB

    • memory/3036-8-0x0000000002520000-0x0000000002560000-memory.dmp

      Filesize

      256KB

    • memory/3036-7-0x000000006F930000-0x000000006FEDB000-memory.dmp

      Filesize

      5.7MB