Analysis

  • max time kernel
    156s
  • max time network
    175s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-11-2022 08:09

General

  • Target

    5679e8d1c8b3f5f11a330f1d61962eca122eaa04f069e483566d858b030df3b0.exe

  • Size

    614KB

  • MD5

    e76c866b5919a61f551339f2e85c0875

  • SHA1

    96d4c0218957eaf8c1eb36863bdf73c9f06f0b70

  • SHA256

    5679e8d1c8b3f5f11a330f1d61962eca122eaa04f069e483566d858b030df3b0

  • SHA512

    4450ac42be61d50082f74b25e0b99ddf8a1782ce7e728cc45691e7c78faaab36981bc29b1f1f6dadc79353f135ff048576d8f68905c961bae28971c15c876443

  • SSDEEP

    12288:UYRN6Ul2gavsFJZC42Bu0aHpdjzwJ4baLN+gZPNOcmVuSR3O9cubDi:HKUl2wFJZCRBu0KA8VAnmVugubDi

Score
9/10

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Drops desktop.ini file(s) 2 IoCs
  • Drops file in Windows directory 3 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
  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5679e8d1c8b3f5f11a330f1d61962eca122eaa04f069e483566d858b030df3b0.exe
    "C:\Users\Admin\AppData\Local\Temp\5679e8d1c8b3f5f11a330f1d61962eca122eaa04f069e483566d858b030df3b0.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks computer location settings
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1112
    • C:\Users\Admin\AppData\Local\Temp\n7342\s7342.exe
      "C:\Users\Admin\AppData\Local\Temp\n7342\s7342.exe" f7c8a021a602a8e9ec0839bcW7XeJcrWbHoJ/iP+ABPptflzns5yM0Q95BGAbJcofqRFC8IAVNKpitk4exBnpbuRG/XuFqQsihHVFwZMFCek9jyxJvgYV3wQU5trhsmF3GrbyPd7AJlTVYooNDxyHLCqUO5iZ4PT2Ksg3Qv0KAlmXIGoXDDqeJpIj5/m /v "C:\Users\Admin\AppData\Local\Temp\5679e8d1c8b3f5f11a330f1d61962eca122eaa04f069e483566d858b030df3b0.exe"
      2⤵
      • Executes dropped EXE
      • Drops desktop.ini file(s)
      • Drops file in Windows directory
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:3256

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\n7342\s7342.exe

    Filesize

    350KB

    MD5

    60f9fa6a5debd2cd96317dabe147c68b

    SHA1

    8f82a7369b15d5b7f552db5e4e9a65b01c41e8d5

    SHA256

    005d00feddcafbd28a38166745b6a42b238614cf3973f82db4be702064856aae

    SHA512

    1124695d1da7cbc28ec3fe80f0b9a4384948f9a707c0ad250d1999f14171e501cabc70792fc8adb6cbfbcf1504634ee3520aec436992a5d46f6319d0418b6fd6

  • C:\Users\Admin\AppData\Local\Temp\n7342\s7342.exe

    Filesize

    350KB

    MD5

    60f9fa6a5debd2cd96317dabe147c68b

    SHA1

    8f82a7369b15d5b7f552db5e4e9a65b01c41e8d5

    SHA256

    005d00feddcafbd28a38166745b6a42b238614cf3973f82db4be702064856aae

    SHA512

    1124695d1da7cbc28ec3fe80f0b9a4384948f9a707c0ad250d1999f14171e501cabc70792fc8adb6cbfbcf1504634ee3520aec436992a5d46f6319d0418b6fd6

  • memory/3256-132-0x0000000000000000-mapping.dmp

  • memory/3256-136-0x000000000140A000-0x000000000140F000-memory.dmp

    Filesize

    20KB

  • memory/3256-137-0x000000000140A000-0x000000000140F000-memory.dmp

    Filesize

    20KB

  • memory/3256-138-0x000000000140A000-0x000000000140F000-memory.dmp

    Filesize

    20KB