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Analysis

  • max time kernel
    140s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/08/2024, 06:33

General

  • Target

    a9f5a45841abe45be2fc6fd8f9cd028f_JaffaCakes118.exe

  • Size

    168KB

  • MD5

    a9f5a45841abe45be2fc6fd8f9cd028f

  • SHA1

    ab90c743ca90b6bd4c0817977ed492af46c74091

  • SHA256

    52707293ef54fd249e7ee7354e93635ad48e4ce607616076bce73cdff475e959

  • SHA512

    a9108d1ef712efa5b2171a008775a1fd62aa4c7b0ab191636602f7e247ea7c1ce2cbc7276675cfb8bca79cfa69ab7c8acd6fb226afc682d1508a5387b548abd6

  • SSDEEP

    3072:k02RCXtj4OB2EEkxjtiLz00T1pOYvcEr4SF6Evm3b2syXxAP:n2QdR2qxjtiX00hcE5xvUHyhK

Malware Config

Signatures

  • UPX packed file 7 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a9f5a45841abe45be2fc6fd8f9cd028f_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\a9f5a45841abe45be2fc6fd8f9cd028f_JaffaCakes118.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4484
    • C:\Users\Admin\AppData\Local\Temp\a9f5a45841abe45be2fc6fd8f9cd028f_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\a9f5a45841abe45be2fc6fd8f9cd028f_JaffaCakes118.exe startC:\Users\Admin\AppData\Roaming\dwm.exe%C:\Users\Admin\AppData\Roaming
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4732
    • C:\Users\Admin\AppData\Local\Temp\a9f5a45841abe45be2fc6fd8f9cd028f_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\a9f5a45841abe45be2fc6fd8f9cd028f_JaffaCakes118.exe startC:\Users\Admin\AppData\Local\Temp\csrss.exe%C:\Users\Admin\AppData\Local\Temp
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2496

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\9EFE.D64

    Filesize

    996B

    MD5

    5881b117b90c49df64890fe36f8c5109

    SHA1

    e12f521ba7e9ee8b31c963ab39275d25da692abd

    SHA256

    fd41ae62ad8e8199a727d211c5667abe17e4229f81840e008134b7b7ce821c78

    SHA512

    4e48e995d45a215c8d9c3592941e1386a283a2b61a187ff09b895f9a36f0c14065f5600233f45440a5eeda41568061e8ee10c2737c38b7178f2567adf1ca8a5b

  • C:\Users\Admin\AppData\Roaming\9EFE.D64

    Filesize

    600B

    MD5

    50274f9863351a54b8b8314065400751

    SHA1

    96410d49445ba363db1ac3c8b3be8952bf38d2b7

    SHA256

    89ad49040ef1947406dee66f34c570e3fc37ec9d014aab31940b7383f54416df

    SHA512

    77367c7ec1ae40b7afc9b8de828bcdd32089120f61a6d4c253b2526e5f2960ab2e737bc172527e9bc6ece6554608c84936a100eff3ad5bce2a05e1fb937c3595

  • C:\Users\Admin\AppData\Roaming\9EFE.D64

    Filesize

    1KB

    MD5

    9c022a5f707e3c1433b9fbc4a18412a4

    SHA1

    cdfa258d159c310df5054fe19d911dc35fcc3c32

    SHA256

    7435730327a5799739ba256ad7f51b6e72a30ef832ea40934c96f670a8f3b7bd

    SHA512

    d7aeb06561dab5993bdcac0e9cb999b3bed7f2ef5748028ec8221a00237e4a2b172e95c991b03917d1f053527d5be7f474b19e78110e2eebc0cc2ca91d0dc919

  • memory/2496-110-0x0000000000400000-0x0000000000444000-memory.dmp

    Filesize

    272KB

  • memory/2496-112-0x0000000000400000-0x0000000000444000-memory.dmp

    Filesize

    272KB

  • memory/2496-109-0x0000000000400000-0x0000000000444000-memory.dmp

    Filesize

    272KB

  • memory/4484-1-0x0000000000400000-0x0000000000444000-memory.dmp

    Filesize

    272KB

  • memory/4484-2-0x0000000000400000-0x0000000000444000-memory.dmp

    Filesize

    272KB

  • memory/4484-42-0x0000000000400000-0x0000000000444000-memory.dmp

    Filesize

    272KB

  • memory/4484-107-0x0000000000400000-0x0000000000444000-memory.dmp

    Filesize

    272KB

  • memory/4484-196-0x0000000000400000-0x0000000000444000-memory.dmp

    Filesize

    272KB

  • memory/4732-12-0x0000000000400000-0x0000000000444000-memory.dmp

    Filesize

    272KB