Analysis

  • max time kernel
    159s
  • max time network
    197s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-12-2022 15:32

General

  • Target

    ac72ba9b9f9e7c32dacc9aab2c6f651163acbf6013aabd2691e28553d2e08aee.exe

  • Size

    908KB

  • MD5

    29bea19331f3cc3ea9df51ad081d70ab

  • SHA1

    ceadab9a23fc578caeb44ffcd46bb619d45f482b

  • SHA256

    ac72ba9b9f9e7c32dacc9aab2c6f651163acbf6013aabd2691e28553d2e08aee

  • SHA512

    413f9a491d1a710107fcb5baa465cfb51b6f3a0d55b25144940afba43b69f3c7767647ce9a55fc0e4625b0a96f8b4c24dfd38ec99a10697be2fa7a7f749e1869

  • SSDEEP

    12288:QcQgCJcyk4S6QesXwuwMZnEGWzjcIEZXL4LUYCok7rA7WU+KGt9dUX:QNcyk44DAOWzv+p1yMzdUX

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 4 IoCs
  • Checks computer location settings 2 TTPs 3 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 48 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ac72ba9b9f9e7c32dacc9aab2c6f651163acbf6013aabd2691e28553d2e08aee.exe
    "C:\Users\Admin\AppData\Local\Temp\ac72ba9b9f9e7c32dacc9aab2c6f651163acbf6013aabd2691e28553d2e08aee.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3224
    • C:\Users\Admin\AppData\Local\Temp\ac72ba9b9f9e7c32dacc9aab2c6f651163acbf6013aabd2691e28553d2e08aee.exe
      "C:\Users\Admin\AppData\Local\Temp\ac72ba9b9f9e7c32dacc9aab2c6f651163acbf6013aabd2691e28553d2e08aee.exe" C:\Users\Admin\AppData\Local\Temp\ac72ba9b9f9e7c32dacc9aab2c6f651163acbf6013aabd2691e28553d2e08aee.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:668
    • C:\Program Files (x86)\Adobe\acrotray.exe
      "C:\Program Files (x86)\Adobe\acrotray.exe" C:\Users\Admin\AppData\Local\Temp\ac72ba9b9f9e7c32dacc9aab2c6f651163acbf6013aabd2691e28553d2e08aee.exe"
      2⤵
      • Executes dropped EXE
      • Checks computer location settings
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1420
      • C:\Program Files (x86)\Adobe\acrotray.exe
        "C:\Program Files (x86)\Adobe\acrotray.exe" C:\Program Files (x86)\Adobe\acrotray.exe" C:\Users\Admin\AppData\Local\Temp\ac72ba9b9f9e7c32dacc9aab2c6f651163acbf6013aabd2691e28553d2e08aee.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:5116
      • C:\Program Files (x86)\Adobe\acrotray .exe
        "C:\Program Files (x86)\Adobe\acrotray .exe" C:\Program Files (x86)\Adobe\acrotray.exe" C:\Users\Admin\AppData\Local\Temp\ac72ba9b9f9e7c32dacc9aab2c6f651163acbf6013aabd2691e28553d2e08aee.exe"
        3⤵
        • Executes dropped EXE
        • Checks computer location settings
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:5000
        • C:\Program Files (x86)\Adobe\acrotray .exe
          "C:\Program Files (x86)\Adobe\acrotray .exe" C:\Program Files (x86)\Adobe\acrotray .exe" C:\Program Files (x86)\Adobe\acrotray.exe" C:\Users\Admin\AppData\Local\Temp\ac72ba9b9f9e7c32dacc9aab2c6f651163acbf6013aabd2691e28553d2e08aee.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:5080
  • C:\Program Files (x86)\Internet Explorer\ielowutil.exe
    "C:\Program Files (x86)\Internet Explorer\ielowutil.exe" -CLSID:{0002DF01-0000-0000-C000-000000000046} -Embedding
    1⤵
      PID:3868
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
      1⤵
      • Modifies Internet Explorer settings
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:5032
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:5032 CREDAT:17410 /prefetch:2
        2⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:3672
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:5032 CREDAT:82952 /prefetch:2
        2⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:3964
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:5032 CREDAT:17418 /prefetch:2
        2⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:2272

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • C:\Program Files (x86)\Adobe\acrotray .exe

      Filesize

      917KB

      MD5

      3f3f320ae6cd151a58e13f5ac3b043ea

      SHA1

      d7aec47074f0eabbb0ca847e2288ef7aa077771a

      SHA256

      cd577b0e5376263737fea9bfc17aa26c19152a5bbb3a8e7b3aef207a53088267

      SHA512

      b836c65d12a347e4225f105c3562e6c1c5fbd334306188c36ab0aeeebbc5baa03e5697415cac3bfa209fafc215be6cf50b4624ad2b403e0e8fbe1b7cb6dbe09a

    • C:\Program Files (x86)\Adobe\acrotray .exe

      Filesize

      917KB

      MD5

      3f3f320ae6cd151a58e13f5ac3b043ea

      SHA1

      d7aec47074f0eabbb0ca847e2288ef7aa077771a

      SHA256

      cd577b0e5376263737fea9bfc17aa26c19152a5bbb3a8e7b3aef207a53088267

      SHA512

      b836c65d12a347e4225f105c3562e6c1c5fbd334306188c36ab0aeeebbc5baa03e5697415cac3bfa209fafc215be6cf50b4624ad2b403e0e8fbe1b7cb6dbe09a

    • C:\Program Files (x86)\Adobe\acrotray .exe

      Filesize

      917KB

      MD5

      3f3f320ae6cd151a58e13f5ac3b043ea

      SHA1

      d7aec47074f0eabbb0ca847e2288ef7aa077771a

      SHA256

      cd577b0e5376263737fea9bfc17aa26c19152a5bbb3a8e7b3aef207a53088267

      SHA512

      b836c65d12a347e4225f105c3562e6c1c5fbd334306188c36ab0aeeebbc5baa03e5697415cac3bfa209fafc215be6cf50b4624ad2b403e0e8fbe1b7cb6dbe09a

    • C:\Program Files (x86)\Adobe\acrotray.exe

      Filesize

      923KB

      MD5

      17facfd4bc4c413baa8bc9a07c30452d

      SHA1

      80386de25cadf0c03e936eb07fbfa52db0000fbc

      SHA256

      3ea79e47eeb88a46ead505793a1b3da97db1c4bff0daab809025bee8c8161d13

      SHA512

      29a9978a2aec31c63da2675c86d289c25976dfd70c1c344bc8617bf88048e10f2cff1db4b6e415d3e95ca9f40a7ad2f808d53c1da7996886854863bf26dcd139

    • C:\Program Files (x86)\Adobe\acrotray.exe

      Filesize

      923KB

      MD5

      17facfd4bc4c413baa8bc9a07c30452d

      SHA1

      80386de25cadf0c03e936eb07fbfa52db0000fbc

      SHA256

      3ea79e47eeb88a46ead505793a1b3da97db1c4bff0daab809025bee8c8161d13

      SHA512

      29a9978a2aec31c63da2675c86d289c25976dfd70c1c344bc8617bf88048e10f2cff1db4b6e415d3e95ca9f40a7ad2f808d53c1da7996886854863bf26dcd139

    • C:\Program Files (x86)\Adobe\acrotray.exe

      Filesize

      923KB

      MD5

      17facfd4bc4c413baa8bc9a07c30452d

      SHA1

      80386de25cadf0c03e936eb07fbfa52db0000fbc

      SHA256

      3ea79e47eeb88a46ead505793a1b3da97db1c4bff0daab809025bee8c8161d13

      SHA512

      29a9978a2aec31c63da2675c86d289c25976dfd70c1c344bc8617bf88048e10f2cff1db4b6e415d3e95ca9f40a7ad2f808d53c1da7996886854863bf26dcd139

    • memory/3224-132-0x0000000010000000-0x0000000010010000-memory.dmp

      Filesize

      64KB