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Analysis

  • max time kernel
    120s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    04/02/2024, 11:18

General

  • Target

    8f0452d3c4f839326cf0f5ad24be5caf.exe

  • Size

    5.8MB

  • MD5

    8f0452d3c4f839326cf0f5ad24be5caf

  • SHA1

    8b2dbdd9469a5605326727f3c383e8f4c9e45e38

  • SHA256

    7c95eea2f691db56ee2eb16647e82b946a1d6ea9d016e9d237e4c9a0f327e905

  • SHA512

    5d319e31ff46191a3cfbef76d3254350390526e83cdca6d3bca94c10d97b268787f6576762f005b115c9e980ff0c9011db0ffa556de8e032367aa4d142866861

  • SSDEEP

    98304:Md3XaPAKecQcjHau42c1joCjMPkNwk6alDAqD7z3uboHau42c1joCjMPkNwk6:MNK4KMcjauq1jI86FA7y2auq1jI86

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 4 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\8f0452d3c4f839326cf0f5ad24be5caf.exe
    "C:\Users\Admin\AppData\Local\Temp\8f0452d3c4f839326cf0f5ad24be5caf.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2120
    • C:\Users\Admin\AppData\Local\Temp\8f0452d3c4f839326cf0f5ad24be5caf.exe
      C:\Users\Admin\AppData\Local\Temp\8f0452d3c4f839326cf0f5ad24be5caf.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:3016

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\8f0452d3c4f839326cf0f5ad24be5caf.exe

    Filesize

    194KB

    MD5

    581806cb0cad5fc1ea6a9f8a5b596e87

    SHA1

    2c40fc3d15ef297fb6cf120379f4f32af6c0dc96

    SHA256

    ed92d17be4dfb61a61d260eb074d205ab1af2c9e8eb365c10f111e8c118debee

    SHA512

    c15ca85c749a9ae6a8f61b8da0f370b20728013dddd1d52cb004b99ef6727662a86d7a5552fc8f04c03c25b18695da6b6bb7df16bc14b1d524484d89b666d636

  • \Users\Admin\AppData\Local\Temp\8f0452d3c4f839326cf0f5ad24be5caf.exe

    Filesize

    314KB

    MD5

    b327b03056de151c7c74418a20c89588

    SHA1

    fbabc2cbad05da4a0e511ca1d071b467d4c46eb0

    SHA256

    a2410bf1468c53dcb9dbfb7ea169141d6be195f839ed1501a8561a2ee3af2d4f

    SHA512

    8bb4023fbc74d0e4eb9760ff4681b19bbb8567a4d21bd9bb418a8a95a1d1ec00884ee72a01df468f790e8d4e34a13c97b99af836e20a5d980772ac275e9980df

  • memory/2120-15-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/2120-2-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/2120-13-0x0000000003DD0000-0x00000000042BF000-memory.dmp

    Filesize

    4.9MB

  • memory/2120-1-0x0000000001B20000-0x0000000001C53000-memory.dmp

    Filesize

    1.2MB

  • memory/2120-0-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/3016-16-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/3016-17-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/3016-18-0x00000000002B0000-0x00000000003E3000-memory.dmp

    Filesize

    1.2MB

  • memory/3016-23-0x0000000000400000-0x000000000061D000-memory.dmp

    Filesize

    2.1MB

  • memory/3016-25-0x00000000032D0000-0x00000000034FA000-memory.dmp

    Filesize

    2.2MB

  • memory/3016-31-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB