Analysis

  • max time kernel
    150s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    30/12/2023, 04:48

General

  • Target

    0f03f8c99e8a1c9f79799bd7ae0b4aaf.exe

  • Size

    392KB

  • MD5

    0f03f8c99e8a1c9f79799bd7ae0b4aaf

  • SHA1

    48bfd094207de116f578a7340f5804607556ce14

  • SHA256

    bc2e18feb6393eaf30cd03cda9bd9f00ca431b4124ed3791612c6e2d620d1799

  • SHA512

    1de3e4ff3aa152d74e1e943312b4f793549dc1bc9e2a81177d91995489cf7dc20031e7e0d1684022c38c06b0298bcbc40a23958dca2853f2ce2a44ef6aa9dc67

  • SSDEEP

    6144:Ti1TOUzVPilUt6tE/K2fa7/3bCd9iPv9USgzUIHdbTuLC42DpFJ5FgzEx:T2TOQilUtZKwgvbQiP9cl4OJXgK

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • UPX packed file 5 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0f03f8c99e8a1c9f79799bd7ae0b4aaf.exe
    "C:\Users\Admin\AppData\Local\Temp\0f03f8c99e8a1c9f79799bd7ae0b4aaf.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:356
    • C:\ProgramData\aA06511LlKkF06511\aA06511LlKkF06511.exe
      "C:\ProgramData\aA06511LlKkF06511\aA06511LlKkF06511.exe" "C:\Users\Admin\AppData\Local\Temp\0f03f8c99e8a1c9f79799bd7ae0b4aaf.exe"
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Adds Run key to start application
      • Modifies Internet Explorer settings
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:1980

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\aA06511LlKkF06511\aA06511LlKkF06511.exe

    Filesize

    392KB

    MD5

    22482ddb0e11adbf89ae54cb7f55f3c0

    SHA1

    3715ad290bf735c1cb65503c71ae725dde37c5bb

    SHA256

    de4f454394d3f8cfa735e38c7105a7e56beb97c2e2cd4667ddf213ffebc6ad9b

    SHA512

    5052281088529e5714fdcf322a2d9c68ea8f684de94f4d1e340e7aad1b34fb8b5eb209655f79f9e17c58d7591569803cf9847f5240e9e2a280352cc55aa47034

  • memory/356-0-0x00000000001C0000-0x00000000001C3000-memory.dmp

    Filesize

    12KB

  • memory/356-1-0x0000000000400000-0x00000000004C2000-memory.dmp

    Filesize

    776KB

  • memory/356-16-0x0000000000400000-0x00000000004C2000-memory.dmp

    Filesize

    776KB

  • memory/1980-23-0x0000000000400000-0x00000000004C2000-memory.dmp

    Filesize

    776KB

  • memory/1980-27-0x0000000000400000-0x00000000004C2000-memory.dmp

    Filesize

    776KB

  • memory/1980-36-0x0000000000400000-0x00000000004C2000-memory.dmp

    Filesize

    776KB