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Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    27/07/2024, 02:14

General

  • Target

    76ae3ffbec6cda601e2b948827e829c1_JaffaCakes118.exe

  • Size

    2.3MB

  • MD5

    76ae3ffbec6cda601e2b948827e829c1

  • SHA1

    588e6d71d32be37bb7c904e2c7c5287d9695db1a

  • SHA256

    e9279852c73b56aeb9c06d67ce47050e31261076e4b0f68c920a00cb3b8079b2

  • SHA512

    fbcbb6b98cb832fa784c25aad5fb693b0f32c243bee760cd3653d7bd739a814791055427120ca700138fee4fd863be7b50f697edd84b2137d19be5f5e0aad425

  • SSDEEP

    49152:wuwJj+Uojqyf230UBb6Fq8x1tSze8kKZ7n6ARpxZKea2OgeApveD1:wuwJ3jkUBb6FqU1KxpniB2heApveZ

Malware Config

Signatures

  • xmrig

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

  • XMRig Miner payload 7 IoCs
  • 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.

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\76ae3ffbec6cda601e2b948827e829c1_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\76ae3ffbec6cda601e2b948827e829c1_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3012
    • C:\Users\Admin\AppData\Local\Temp\76ae3ffbec6cda601e2b948827e829c1_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\76ae3ffbec6cda601e2b948827e829c1_JaffaCakes118.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of UnmapMainImage
      PID:2564

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\76ae3ffbec6cda601e2b948827e829c1_JaffaCakes118.exe

    Filesize

    784KB

    MD5

    586e978e91db6cb280e41bd183fb007d

    SHA1

    95246cde386516b6c105e9dba56fda42f77d7e40

    SHA256

    8443978a5fc0df15709d90e2a9098e05820ab6a790e45872419a88d6c33fc728

    SHA512

    9526fff4f190d8e49691aac2956fd2c927bed844dab5f7848f954d73107abe0d54d534c6d8cd47fe10f72889a7f5f9b0d2bb85793a0eeb568289c8bfa1c78920

  • memory/2564-34-0x0000000000400000-0x0000000000587000-memory.dmp

    Filesize

    1.5MB

  • memory/2564-25-0x0000000000400000-0x0000000000587000-memory.dmp

    Filesize

    1.5MB

  • memory/2564-24-0x0000000003260000-0x00000000033F3000-memory.dmp

    Filesize

    1.6MB

  • memory/2564-18-0x0000000000120000-0x00000000001E4000-memory.dmp

    Filesize

    784KB

  • memory/2564-19-0x0000000000400000-0x0000000000593000-memory.dmp

    Filesize

    1.6MB

  • memory/2564-17-0x0000000000400000-0x0000000000712000-memory.dmp

    Filesize

    3.1MB

  • memory/3012-16-0x00000000035E0000-0x00000000038F2000-memory.dmp

    Filesize

    3.1MB

  • memory/3012-14-0x0000000000400000-0x0000000000593000-memory.dmp

    Filesize

    1.6MB

  • memory/3012-6-0x0000000000120000-0x00000000001E4000-memory.dmp

    Filesize

    784KB

  • memory/3012-1-0x0000000000400000-0x0000000000593000-memory.dmp

    Filesize

    1.6MB

  • memory/3012-0-0x0000000000400000-0x0000000000712000-memory.dmp

    Filesize

    3.1MB