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Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    03/02/2024, 14:35

General

  • Target

    8c93bc78e063cf801c46d533f3a6bb22.exe

  • Size

    5.8MB

  • MD5

    8c93bc78e063cf801c46d533f3a6bb22

  • SHA1

    a3c73cb29ddf3f0402cec7e726e43a49a02eea48

  • SHA256

    13161689117efe2d0b9cf670eda148e17f9f3b4c612094f6c7da52c8d551b316

  • SHA512

    27a01fd7e421d7d22506a162206174797eb44ee347037e60dac0a6bcaa45c9af443cab160a8b6d1db0b263813e66618068d30558beae732a77cd574b1de4831b

  • SSDEEP

    98304:QlRJRAVMKJygg3gnl/IVUs1jePshe1r7baWgZBjw+gg3gnl/IVUs1jePs:QlRr1uWgl/iBiPYetu3Vgl/iBiP

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\8c93bc78e063cf801c46d533f3a6bb22.exe
    "C:\Users\Admin\AppData\Local\Temp\8c93bc78e063cf801c46d533f3a6bb22.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2732
    • C:\Users\Admin\AppData\Local\Temp\8c93bc78e063cf801c46d533f3a6bb22.exe
      C:\Users\Admin\AppData\Local\Temp\8c93bc78e063cf801c46d533f3a6bb22.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:1132

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\8c93bc78e063cf801c46d533f3a6bb22.exe

    Filesize

    402KB

    MD5

    d9f390655386fc4bf7e86660205488b3

    SHA1

    b6d87514e82b058e8e301573bb494b88a4b802cc

    SHA256

    9b8517a28d6acde3de773d2ec9900b14edf90075522de28ce1aa7eb7c14dfa23

    SHA512

    ef8130ddcfe157a4d24ca00c7cd62a9cea89c973754701f120f35f31c85fa126bf5c0650e5ca5958d9ca62ef256282c6a49e1091a85516f09b2c3656a28441dc

  • \Users\Admin\AppData\Local\Temp\8c93bc78e063cf801c46d533f3a6bb22.exe

    Filesize

    540KB

    MD5

    d94513eaff94b0a7f5ee97e9724b5517

    SHA1

    61c0d5632e7bdef8fe0b2c3b6afbb5b02c9054db

    SHA256

    a09700ee4fc598406df97fb3c932d04885a0a353965a90655f5ad4665b7bb470

    SHA512

    f36602834fd088297a56ac6ca9174c20e56bc957cde05bf1e2be208fb82d91569ae01b57dab3d08ec608fbf24630bcc7fffe782a7c1d4d48d6e1054331d94ca6

  • memory/1132-15-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/1132-18-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/1132-16-0x0000000001B20000-0x0000000001C53000-memory.dmp

    Filesize

    1.2MB

  • memory/1132-22-0x0000000000400000-0x000000000061D000-memory.dmp

    Filesize

    2.1MB

  • memory/1132-25-0x0000000003410000-0x000000000363A000-memory.dmp

    Filesize

    2.2MB

  • memory/1132-30-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/2732-1-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/2732-0-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/2732-2-0x0000000001B20000-0x0000000001C53000-memory.dmp

    Filesize

    1.2MB

  • memory/2732-14-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB