Analysis

  • max time kernel
    44s
  • max time network
    99s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    04/12/2022, 14:10

General

  • Target

    af068958b39eda45e38e81f08685505598be50d70b296fc366b5309d4ec8d33a.exe

  • Size

    511KB

  • MD5

    3bbaf820271e4ffe896a45cee4ec1bb3

  • SHA1

    5ef8929817d5fff3ef09eefa3a2466579922feb5

  • SHA256

    af068958b39eda45e38e81f08685505598be50d70b296fc366b5309d4ec8d33a

  • SHA512

    98e4827fe1e5514abf5d200fe9581face9d38eb0ffc4a3ad35aa8e3745071db9f36aa0df5d155c57a76e0d71ce9d6b4277030d3690e9534459644c40b3d2c366

  • SSDEEP

    12288:jma3hihwWTGNtGnh8kG6xfQtWrBhVc19lfknS5REv78rX:jmkZWTqkG6fQWWtkn4RE47

Score
9/10

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\af068958b39eda45e38e81f08685505598be50d70b296fc366b5309d4ec8d33a.exe
    "C:\Users\Admin\AppData\Local\Temp\af068958b39eda45e38e81f08685505598be50d70b296fc366b5309d4ec8d33a.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Loads dropped DLL
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2032
    • C:\Users\Admin\AppData\Local\Temp\n2088\s2088.exe
      "C:\Users\Admin\AppData\Local\Temp\n2088\s2088.exe" ins.exe /e 12909095 /h dee515.api.socdn.com /u ce5170c0-aa9e-11e3-8a58-80c16e6f498c /v "C:\Users\Admin\AppData\Local\Temp\af068958b39eda45e38e81f08685505598be50d70b296fc366b5309d4ec8d33a.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1688

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\n2088\s2088.exe

    Filesize

    321KB

    MD5

    292e5b0c53667812a05ff25415e0b91b

    SHA1

    35e0bd0943c7b449911592a0b6812642e3011c77

    SHA256

    8ae142e7f6df8ee05c81d0317b284a747a19ae4e0a492208b04a3d25968ae574

    SHA512

    1d984e94b25c4c51cff98a2e63795bce465e8ca526d9e391b09d12d148745b8011a22d21760bc12cf79f83adca34f22775d2e53e45311c25d4bd8d92bdfb2bd3

  • C:\Users\Admin\AppData\Local\Temp\n2088\s2088.exe

    Filesize

    321KB

    MD5

    292e5b0c53667812a05ff25415e0b91b

    SHA1

    35e0bd0943c7b449911592a0b6812642e3011c77

    SHA256

    8ae142e7f6df8ee05c81d0317b284a747a19ae4e0a492208b04a3d25968ae574

    SHA512

    1d984e94b25c4c51cff98a2e63795bce465e8ca526d9e391b09d12d148745b8011a22d21760bc12cf79f83adca34f22775d2e53e45311c25d4bd8d92bdfb2bd3

  • \Users\Admin\AppData\Local\Temp\n2088\s2088.exe

    Filesize

    321KB

    MD5

    292e5b0c53667812a05ff25415e0b91b

    SHA1

    35e0bd0943c7b449911592a0b6812642e3011c77

    SHA256

    8ae142e7f6df8ee05c81d0317b284a747a19ae4e0a492208b04a3d25968ae574

    SHA512

    1d984e94b25c4c51cff98a2e63795bce465e8ca526d9e391b09d12d148745b8011a22d21760bc12cf79f83adca34f22775d2e53e45311c25d4bd8d92bdfb2bd3

  • \Users\Admin\AppData\Local\Temp\n2088\s2088.exe

    Filesize

    321KB

    MD5

    292e5b0c53667812a05ff25415e0b91b

    SHA1

    35e0bd0943c7b449911592a0b6812642e3011c77

    SHA256

    8ae142e7f6df8ee05c81d0317b284a747a19ae4e0a492208b04a3d25968ae574

    SHA512

    1d984e94b25c4c51cff98a2e63795bce465e8ca526d9e391b09d12d148745b8011a22d21760bc12cf79f83adca34f22775d2e53e45311c25d4bd8d92bdfb2bd3

  • \Users\Admin\AppData\Local\Temp\n2088\s2088.exe

    Filesize

    321KB

    MD5

    292e5b0c53667812a05ff25415e0b91b

    SHA1

    35e0bd0943c7b449911592a0b6812642e3011c77

    SHA256

    8ae142e7f6df8ee05c81d0317b284a747a19ae4e0a492208b04a3d25968ae574

    SHA512

    1d984e94b25c4c51cff98a2e63795bce465e8ca526d9e391b09d12d148745b8011a22d21760bc12cf79f83adca34f22775d2e53e45311c25d4bd8d92bdfb2bd3

  • \Users\Admin\AppData\Local\Temp\n2088\s2088.exe

    Filesize

    321KB

    MD5

    292e5b0c53667812a05ff25415e0b91b

    SHA1

    35e0bd0943c7b449911592a0b6812642e3011c77

    SHA256

    8ae142e7f6df8ee05c81d0317b284a747a19ae4e0a492208b04a3d25968ae574

    SHA512

    1d984e94b25c4c51cff98a2e63795bce465e8ca526d9e391b09d12d148745b8011a22d21760bc12cf79f83adca34f22775d2e53e45311c25d4bd8d92bdfb2bd3

  • memory/1688-62-0x000007FEF4930000-0x000007FEF5353000-memory.dmp

    Filesize

    10.1MB

  • memory/1688-63-0x000007FEEE160000-0x000007FEEF1F6000-memory.dmp

    Filesize

    16.6MB

  • memory/1688-64-0x0000000002026000-0x0000000002045000-memory.dmp

    Filesize

    124KB

  • memory/1688-65-0x000007FEF2A20000-0x000007FEF38AF000-memory.dmp

    Filesize

    14.6MB

  • memory/1688-66-0x000007FEEFE40000-0x000007FEF012A000-memory.dmp

    Filesize

    2.9MB

  • memory/1688-67-0x0000000002026000-0x0000000002045000-memory.dmp

    Filesize

    124KB

  • memory/2032-54-0x00000000766D1000-0x00000000766D3000-memory.dmp

    Filesize

    8KB