Analysis

  • max time kernel
    119s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    01-01-2025 17:45

General

  • Target

    JaffaCakes118_5e92d0d13994fb1f7fe1e056a14da687.exe

  • Size

    733KB

  • MD5

    5e92d0d13994fb1f7fe1e056a14da687

  • SHA1

    4a27ce393217777008c5dc30f489e723cf79f222

  • SHA256

    2474426e0195485c5077cf5b9af8a8405c3ff247570a1ca17698dcdda2ce9602

  • SHA512

    8ee56483e9224ab16d73f6bed1338f4d2808b28e929ef8cba5453764ed1abe474254f614c1d619a24ceb92d741253362db98f36ce686bf0ede05dd4294d5e254

  • SSDEEP

    12288:vUhnhZXSBhi/L+qSyRNIdOqbDDGiptXyw9V1VVV4d0ym7twMzaDLW6pG0:vU5hZXSfi/L+qSycGiptXyd8mlDy6pG0

Malware Config

Signatures

  • Detect Neshta payload 3 IoCs
  • Neshta

    Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

  • Neshta family
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 IoCs
  • Modifies system executable filetype association 2 TTPs 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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.

  • Modifies registry class 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5e92d0d13994fb1f7fe1e056a14da687.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5e92d0d13994fb1f7fe1e056a14da687.exe"
    1⤵
    • Loads dropped DLL
    • Modifies system executable filetype association
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:2528
    • C:\Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_5e92d0d13994fb1f7fe1e056a14da687.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_5e92d0d13994fb1f7fe1e056a14da687.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1632

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\MSOCache\ALLUSE~1\{90140~1\dwtrig20.exe

    Filesize

    547KB

    MD5

    cf6c595d3e5e9667667af096762fd9c4

    SHA1

    9bb44da8d7f6457099cb56e4f7d1026963dce7ce

    SHA256

    593e60cc30ae0789448547195af77f550387f6648d45847ea244dd0dd7abf03d

    SHA512

    ff4f789df9e6a6d0fbe12b3250f951fcf11e857906c65e96a30bb46266e7e1180d6103a03db2f3764e0d1346b2de7afba8259ba080057e4a268e45e8654dfa80

  • \PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE

    Filesize

    252KB

    MD5

    9e2b9928c89a9d0da1d3e8f4bd96afa7

    SHA1

    ec66cda99f44b62470c6930e5afda061579cde35

    SHA256

    8899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043

    SHA512

    2ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156

  • \Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_5e92d0d13994fb1f7fe1e056a14da687.exe

    Filesize

    693KB

    MD5

    53ef125f698652abba6577637e3c89a5

    SHA1

    ef1f6ec5179915a6f9c2df455e3a96c04a525424

    SHA256

    d234dfbbe3de9f037b52a46429fe001344ccd9ae420b2d1e11f089d7760bc88c

    SHA512

    fada365e109e762535cf8e93a125eae68ed3793a7dd440ac4110b8b48f85d6851edd57b257b3dce970d38881f5652bc5d122aa043962eb0ade76e47bb4e62b12

  • memory/1632-86-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2528-87-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2528-89-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB