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Analysis

  • max time kernel
    122s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    03/02/2024, 14:43

General

  • Target

    8c97c2d1349936dcba035061d4085478.exe

  • Size

    2.9MB

  • MD5

    8c97c2d1349936dcba035061d4085478

  • SHA1

    bd8f34b023c3f32c0641039a784c3870d49bf370

  • SHA256

    b02fe033d0cbfe6b377932ed3b5169213ad2a967cf2d6161e24f74584980554d

  • SHA512

    4e5c82d4b82c008e68ee80ffe4db12599b191e88bf97cabeaba0fd91ac0ba6882237ecb2ed4b4c829ce9eb29f58e294cb52fe3745dffa1ea1d1a7798f52f0659

  • SSDEEP

    49152:QTx/ilu/xcfr+vfLjSiP4M338dB2IBlGuuDVUsdxxjeQZwxPYRKs:QThilu/xPHSigg3gnl/IVUs1jePs

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 3 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\8c97c2d1349936dcba035061d4085478.exe
    "C:\Users\Admin\AppData\Local\Temp\8c97c2d1349936dcba035061d4085478.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2520
    • C:\Users\Admin\AppData\Local\Temp\8c97c2d1349936dcba035061d4085478.exe
      C:\Users\Admin\AppData\Local\Temp\8c97c2d1349936dcba035061d4085478.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:2876

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\8c97c2d1349936dcba035061d4085478.exe

    Filesize

    103KB

    MD5

    9170672061bfc88e6da343b99e9f5275

    SHA1

    303834c61334ca8a540999ffbc16f72beeb27bdb

    SHA256

    e30dd25b5e7682d3837c4db7447a50e2b46cd8a72f9326f338463b9ae9a1bf12

    SHA512

    f8c391cbf93ca7bfd338cbd88066b408b5ad13b034c13be8084a1c1546295bb8429faa19d79a2b68c2317ab65369be39a64c86b4392870428350e20e62baeffa

  • \Users\Admin\AppData\Local\Temp\8c97c2d1349936dcba035061d4085478.exe

    Filesize

    234KB

    MD5

    859a12391087485810660eb8da8f67ef

    SHA1

    0b59a30e7b23cad8366ffe63249d1b0586529b6b

    SHA256

    8461146d63afb397b49fe1344edd315c284cf94b0d5c865009460386ed1fa7aa

    SHA512

    7bb5ef8de1b28a57c35daf72e10c4a6a961391afea7ef1935e45b5077cb6e780a5d604d8e7e0c4bc972192f9fc63b4383fba076fcaffa7ba685f2188e7f1c196

  • memory/2520-16-0x00000000036B0000-0x0000000003B9F000-memory.dmp

    Filesize

    4.9MB

  • memory/2520-1-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/2520-2-0x00000000002B0000-0x00000000003E3000-memory.dmp

    Filesize

    1.2MB

  • memory/2520-0-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/2520-13-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/2876-15-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/2876-19-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/2876-21-0x0000000000130000-0x0000000000263000-memory.dmp

    Filesize

    1.2MB

  • memory/2876-23-0x0000000000400000-0x000000000061D000-memory.dmp

    Filesize

    2.1MB

  • memory/2876-25-0x00000000035B0000-0x00000000037DA000-memory.dmp

    Filesize

    2.2MB

  • memory/2876-31-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB