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Analysis

  • max time kernel
    120s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    08/01/2024, 12:38

General

  • Target

    4b75aa4b3e106ac8f0cb6d90ae50fd77.exe

  • Size

    4.8MB

  • MD5

    4b75aa4b3e106ac8f0cb6d90ae50fd77

  • SHA1

    ecb22b7708ad8bd06b411c3736736d601d59ec71

  • SHA256

    944522347b3a3e48b075b6ee424fa2be8658fb20a85d6b3ee2ed0fe328f9ea1c

  • SHA512

    3c1cf7fa816257f7908dc80a210f6d0440b85a669c384791a6f743b198f37084758230780c80788e44187f0b4d0c068c0d2373060a45f4f6718a029c2e1fddbd

  • SSDEEP

    98304:VPl5fW9vz2isRgg3gnl/IVUs1j7h4Sd8ZxC4J/9/tax3hgg3gnl/IVUs1jr:V/O9L2iogl/iBxTAZ9Yxngl/iBP

Score
7/10
upx

Malware Config

Signatures

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

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

  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4b75aa4b3e106ac8f0cb6d90ae50fd77.exe
    "C:\Users\Admin\AppData\Local\Temp\4b75aa4b3e106ac8f0cb6d90ae50fd77.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2652
    • C:\Users\Admin\AppData\Local\Temp\4b75aa4b3e106ac8f0cb6d90ae50fd77.exe
      C:\Users\Admin\AppData\Local\Temp\4b75aa4b3e106ac8f0cb6d90ae50fd77.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:2892

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/2652-1-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/2652-2-0x0000000001B20000-0x0000000001C53000-memory.dmp

    Filesize

    1.2MB

  • memory/2652-0-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/2652-14-0x0000000003D40000-0x000000000422F000-memory.dmp

    Filesize

    4.9MB

  • memory/2652-13-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/2652-31-0x0000000003D40000-0x000000000422F000-memory.dmp

    Filesize

    4.9MB

  • memory/2892-18-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/2892-23-0x0000000000400000-0x000000000061D000-memory.dmp

    Filesize

    2.1MB

  • memory/2892-25-0x00000000034D0000-0x00000000036FA000-memory.dmp

    Filesize

    2.2MB

  • memory/2892-20-0x0000000000240000-0x0000000000373000-memory.dmp

    Filesize

    1.2MB

  • memory/2892-16-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/2892-32-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB