Analysis

  • max time kernel
    147s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-07-2024 09:31

General

  • Target

    21dec55f11ea3365d7e95e26f6693c55_JaffaCakes118.exe

  • Size

    784KB

  • MD5

    21dec55f11ea3365d7e95e26f6693c55

  • SHA1

    fefa938cefc4a5e9efb97a854a525787767b529a

  • SHA256

    c8cbf8a62456328236a698b340f244753d277c97f63069dc45a7ca5cf3acefc4

  • SHA512

    67a02415b13b412984c57c8dc38cb0bcc17fd31c85116f01a85a45cc00a5aa0570e88df7d68f5def25de33ffa58926b85c92fef7bf6dea3980d48b6e54c94020

  • SSDEEP

    24576:UFJ8+5UD9OwqIMdypWefszwueM5mt7x8kck1:U8LqIMdypWMszwueOmtCxk1

Score
10/10

Malware Config

Signatures

  • xmrig

    XMRig is a high performance, open source, cross platform CPU/GPU miner.

  • XMRig Miner payload 6 IoCs
  • 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\21dec55f11ea3365d7e95e26f6693c55_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\21dec55f11ea3365d7e95e26f6693c55_JaffaCakes118.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:5016
    • C:\Users\Admin\AppData\Local\Temp\21dec55f11ea3365d7e95e26f6693c55_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\21dec55f11ea3365d7e95e26f6693c55_JaffaCakes118.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:4460

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\21dec55f11ea3365d7e95e26f6693c55_JaffaCakes118.exe

    Filesize

    784KB

    MD5

    5686f11f57113cecad913c100607919d

    SHA1

    a3c607d22703404b4cdb2b8087b26a3d244413d5

    SHA256

    d8ed96d911952c9b70273a354957b8e7ff6d8f6da7876d6369f5b0d11c1921bd

    SHA512

    e5ebbe98225ff9af83b0e2dc79fd890207ecdd0973dad5b5dc47e2af3536c6e0a8fd6de4634386d7166a15043843429d39401ed909d2e26da21be178693d5a45

  • memory/4460-13-0x0000000000400000-0x0000000000712000-memory.dmp

    Filesize

    3.1MB

  • memory/4460-14-0x0000000000400000-0x0000000000593000-memory.dmp

    Filesize

    1.6MB

  • memory/4460-29-0x00000000053D0000-0x0000000005563000-memory.dmp

    Filesize

    1.6MB

  • memory/4460-28-0x00000000019E0000-0x0000000001AA4000-memory.dmp

    Filesize

    784KB

  • memory/4460-19-0x0000000000400000-0x0000000000587000-memory.dmp

    Filesize

    1.5MB

  • memory/4460-30-0x0000000000400000-0x0000000000587000-memory.dmp

    Filesize

    1.5MB

  • memory/5016-0-0x0000000000400000-0x0000000000712000-memory.dmp

    Filesize

    3.1MB

  • memory/5016-1-0x0000000001720000-0x00000000017E4000-memory.dmp

    Filesize

    784KB

  • memory/5016-2-0x0000000000400000-0x0000000000593000-memory.dmp

    Filesize

    1.6MB

  • memory/5016-12-0x0000000000400000-0x0000000000593000-memory.dmp

    Filesize

    1.6MB