Analysis

  • max time kernel
    103s
  • max time network
    34s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    16/12/2022, 21:27

General

  • Target

    222af6984d043c3fcbf9d034f66f9d1042a4cf643acf7e2cfc65ec5c59e41dfe.exe

  • Size

    1.2MB

  • MD5

    9c6790a22678f0262c0283d290f27157

  • SHA1

    d7060b395bd7e2a4f86a0e5319ecdd6991c12822

  • SHA256

    222af6984d043c3fcbf9d034f66f9d1042a4cf643acf7e2cfc65ec5c59e41dfe

  • SHA512

    42e6fc6b7a5e8472afc51227803e2012538cb3005d0f0930249417fe94122085261e5ea065390481f22bd64e2e21427d6e9cf158e177feecb5cd21b49e3301ad

  • SSDEEP

    24576:+c5keR3xmKNBjnRuEAO33A25Ltmgd95ydTA1OJ:+skeDBjRj3x5LQgxa

Score
10/10

Malware Config

Extracted

Family

darkcloud

Attributes

Signatures

  • DarkCloud

    An information stealer written in Visual Basic.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • 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 3 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\222af6984d043c3fcbf9d034f66f9d1042a4cf643acf7e2cfc65ec5c59e41dfe.exe
    "C:\Users\Admin\AppData\Local\Temp\222af6984d043c3fcbf9d034f66f9d1042a4cf643acf7e2cfc65ec5c59e41dfe.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1676
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\gCgHVRNcJIbpGb.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1144
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\gCgHVRNcJIbpGb" /XML "C:\Users\Admin\AppData\Local\Temp\tmpBC1F.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:940
    • C:\Users\Admin\AppData\Local\Temp\222af6984d043c3fcbf9d034f66f9d1042a4cf643acf7e2cfc65ec5c59e41dfe.exe
      "C:\Users\Admin\AppData\Local\Temp\222af6984d043c3fcbf9d034f66f9d1042a4cf643acf7e2cfc65ec5c59e41dfe.exe"
      2⤵
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of SetWindowsHookEx
      PID:536

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpBC1F.tmp

    Filesize

    1KB

    MD5

    662faf21c92d20a96e8346939fa0e061

    SHA1

    6837e882e0e59e553b722409015c80cfc633a679

    SHA256

    0ba452535620fadbc8d799500fe93b9aa50708680113936876e05a57c716f1d6

    SHA512

    df8efceb7e70fc4475420320e4df48c1eb65c7ea29f20856320de50ce591f28c23d1a8cd641a4e64a85ff60b34003745f397b6672e1747281e16df569483456c

  • memory/536-64-0x0000000000400000-0x000000000046A000-memory.dmp

    Filesize

    424KB

  • memory/536-79-0x0000000000400000-0x000000000046A000-memory.dmp

    Filesize

    424KB

  • memory/536-67-0x0000000000400000-0x000000000046A000-memory.dmp

    Filesize

    424KB

  • memory/536-76-0x0000000000400000-0x000000000046A000-memory.dmp

    Filesize

    424KB

  • memory/536-65-0x0000000000400000-0x000000000046A000-memory.dmp

    Filesize

    424KB

  • memory/536-70-0x0000000000400000-0x000000000046A000-memory.dmp

    Filesize

    424KB

  • memory/536-73-0x0000000000400000-0x000000000046A000-memory.dmp

    Filesize

    424KB

  • memory/1144-77-0x000000006EF20000-0x000000006F4CB000-memory.dmp

    Filesize

    5.7MB

  • memory/1144-78-0x000000006EF20000-0x000000006F4CB000-memory.dmp

    Filesize

    5.7MB

  • memory/1676-58-0x0000000005A40000-0x0000000005B10000-memory.dmp

    Filesize

    832KB

  • memory/1676-63-0x0000000005440000-0x00000000054DA000-memory.dmp

    Filesize

    616KB

  • memory/1676-54-0x0000000000A80000-0x0000000000BAE000-memory.dmp

    Filesize

    1.2MB

  • memory/1676-57-0x00000000002C0000-0x00000000002CE000-memory.dmp

    Filesize

    56KB

  • memory/1676-56-0x0000000000260000-0x0000000000272000-memory.dmp

    Filesize

    72KB

  • memory/1676-55-0x0000000076201000-0x0000000076203000-memory.dmp

    Filesize

    8KB