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Analysis

  • max time kernel
    146s
  • max time network
    189s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31/12/2023, 02:59

General

  • Target

    257a3280cad5a5a9555f942002845348.exe

  • Size

    5.8MB

  • MD5

    257a3280cad5a5a9555f942002845348

  • SHA1

    1637db21e7134b80d0f6c59eb6d5d2beef3488eb

  • SHA256

    af6f33bb41e3170223a6d7c3889cd383ea3670ecac2aa3a9cbab9e8110c2a53b

  • SHA512

    9268bf20e7d960f0445a757d0717fea7a4821bf348819250cf3dfb4f5dd43e0b36c61c070694bdf10090c419e48dec1513d3764be3e17a1ddde967f1e2f9afe6

  • SSDEEP

    98304:azNiLzloql4HBUCczzM3NBHwpoD4IfkIg4HBUCczzM3:ahivlveWCRSpoxnWC

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 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 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\257a3280cad5a5a9555f942002845348.exe
    "C:\Users\Admin\AppData\Local\Temp\257a3280cad5a5a9555f942002845348.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:4580
    • C:\Users\Admin\AppData\Local\Temp\257a3280cad5a5a9555f942002845348.exe
      C:\Users\Admin\AppData\Local\Temp\257a3280cad5a5a9555f942002845348.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:4432

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\257a3280cad5a5a9555f942002845348.exe

    Filesize

    2.7MB

    MD5

    51f58385c6b73039b180842f4e322f4a

    SHA1

    36c18c677da175a6328c3d4a219346f2e6e4e73b

    SHA256

    34e2540121858f20cdea6a9f365719bbbfb70d1b3bae14ca9ea2875a43b1567a

    SHA512

    368574f16b796ca980add516d44bad7269c6eef3372f1678948f000caa2713f4efa170a5f1602f78f13930f832a899383ce51d71cc04929d92edd2b01d901036

  • memory/4432-14-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/4432-15-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/4432-16-0x00000000018F0000-0x0000000001A23000-memory.dmp

    Filesize

    1.2MB

  • memory/4432-21-0x0000000005580000-0x00000000057AA000-memory.dmp

    Filesize

    2.2MB

  • memory/4432-22-0x0000000000400000-0x000000000061D000-memory.dmp

    Filesize

    2.1MB

  • memory/4432-28-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/4580-0-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/4580-1-0x00000000018F0000-0x0000000001A23000-memory.dmp

    Filesize

    1.2MB

  • memory/4580-2-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/4580-13-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB