Analysis

  • max time kernel
    90s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-02-2024 17:58

General

  • Target

    8cfa9a6eeacd95084c96d1bcf12ceed1.exe

  • Size

    2.7MB

  • MD5

    8cfa9a6eeacd95084c96d1bcf12ceed1

  • SHA1

    4e1f5b7ba3fa332c00103bab93640fd194857d41

  • SHA256

    1cf6e2846db9b1a1954626e3dd04bb7788f5843c5c4cb45d619e80be7ed18080

  • SHA512

    1c3c0c98e223eb979faf03ac553e6faec746bffea79e3c66fdf559df376097a2326d04587c9372bcb3ae1cdd8d6d531c60ede496958890216310dd299b77da73

  • SSDEEP

    49152:vQfii6LXqDMldHs9xzIvwCsO7XygRhZ1Bonf:vM6TwMldHszzvqbyMhZ4f

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 2 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 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8cfa9a6eeacd95084c96d1bcf12ceed1.exe
    "C:\Users\Admin\AppData\Local\Temp\8cfa9a6eeacd95084c96d1bcf12ceed1.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1312
    • C:\Users\Admin\AppData\Local\Temp\8cfa9a6eeacd95084c96d1bcf12ceed1.exe
      C:\Users\Admin\AppData\Local\Temp\8cfa9a6eeacd95084c96d1bcf12ceed1.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:3328

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\8cfa9a6eeacd95084c96d1bcf12ceed1.exe

    Filesize

    214KB

    MD5

    01e9b8710fb7855c1a4af93340a00cd3

    SHA1

    d8034bdab4cb18a39d12c35a0a653c0a5798bd44

    SHA256

    9f41f99cbc48caec35742f00c967f0a374f51cb88d8839756399c34c95431bbe

    SHA512

    4de3c244b98ad699796bd6fc9c0ca581a0819e42dff8b609abe840748f56819168accd396d334d1869340be5f8bf5697488463ee82d2ef3fd3227ce20adab31d

  • memory/1312-0-0x0000000000400000-0x000000000086A000-memory.dmp

    Filesize

    4.4MB

  • memory/1312-1-0x0000000001C10000-0x0000000001D22000-memory.dmp

    Filesize

    1.1MB

  • memory/1312-2-0x0000000000400000-0x00000000005F2000-memory.dmp

    Filesize

    1.9MB

  • memory/1312-13-0x0000000000400000-0x00000000005F2000-memory.dmp

    Filesize

    1.9MB

  • memory/3328-14-0x0000000001C00000-0x0000000001D12000-memory.dmp

    Filesize

    1.1MB

  • memory/3328-17-0x0000000000400000-0x000000000086A000-memory.dmp

    Filesize

    4.4MB

  • memory/3328-15-0x0000000000400000-0x00000000005F2000-memory.dmp

    Filesize

    1.9MB

  • memory/3328-23-0x0000000000400000-0x000000000086A000-memory.dmp

    Filesize

    4.4MB