Analysis

  • max time kernel
    146s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    29/03/2025, 19:41

General

  • Target

    JaffaCakes118_956bcd523ffeaf92cd32ee9ab35260fa.exe

  • Size

    6.0MB

  • MD5

    956bcd523ffeaf92cd32ee9ab35260fa

  • SHA1

    fcb50223c4d75e0e6a0c1cfc8f23a56fd7b1c73d

  • SHA256

    7ad2100206853f0273f8abc7be100942348f1c89b77d39ee2358aabec9bc85e8

  • SHA512

    5c4d9e49ec027899d263f5e7f3e31323ceaaa36cdf19e95bd7746d7864626a47dd35b95a1811b9fe9aac14512a2efb72f8f0166231e2aef7958a23cff04e8739

  • SSDEEP

    196608:KwWLehWXp3ca58sz2K8dFKXdNCGbQlOxrqriPZ:KwWLesFca6uMdQNNCGuOxYSZ

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 2 IoCs
  • Loads dropped DLL 8 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 3 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 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_956bcd523ffeaf92cd32ee9ab35260fa.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_956bcd523ffeaf92cd32ee9ab35260fa.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:2068
    • C:\Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_956bcd523ffeaf92cd32ee9ab35260fa.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_956bcd523ffeaf92cd32ee9ab35260fa.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2288
      • C:\Users\Admin\AppData\Local\Temp\is-7C8BM.tmp\is-AH0O2.tmp
        "C:\Users\Admin\AppData\Local\Temp\is-7C8BM.tmp\is-AH0O2.tmp" /SL4 $500F4 C:\Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_956bcd523ffeaf92cd32ee9ab35260fa.exe 6062119 51200
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:2128

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_956bcd523ffeaf92cd32ee9ab35260fa.exe

    Filesize

    6.0MB

    MD5

    f8c79386686d646c52cd01a98213be7d

    SHA1

    3b391c993c3f2234a5dc87c59beaabec433cd270

    SHA256

    9cc2b86fd35668e74b8153937a0277542853f6a0463512fd26835d8435e177c3

    SHA512

    63cebedd5b07b0fbe05c71b43b40a0b1d2ec7f0f98159872d4f45bd1ad4711e78c0ed31420fc71d0216b72f2eb601803325fc09871da1efa8bd29c0ad07d9f53

  • \Users\Admin\AppData\Local\Temp\is-7C8BM.tmp\is-AH0O2.tmp

    Filesize

    610KB

    MD5

    365e4b9988123eef3955a4fb28a9be93

    SHA1

    f2eacd886960eca81ba4c1e1e82f9e70711c296d

    SHA256

    cc85b7b90d427ca6f3b4c25593368bce1337eb475207aeed1ae2f9721b2370f9

    SHA512

    07f90c47216af13b0c059a08e226e3cf3de452f562fb40778195ce82344f6d2e17adc2a3456f618e508fcf1add5348685171ee7c0ec3fefdff327633e63b2991

  • \Users\Admin\AppData\Local\Temp\is-F4D5M.tmp\_shfoldr.dll

    Filesize

    22KB

    MD5

    92dc6ef532fbb4a5c3201469a5b5eb63

    SHA1

    3e89ff837147c16b4e41c30d6c796374e0b8e62c

    SHA256

    9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

    SHA512

    9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

  • memory/2068-101-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2068-105-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2128-109-0x0000000000400000-0x00000000004A7000-memory.dmp

    Filesize

    668KB

  • memory/2128-125-0x0000000000400000-0x00000000004A7000-memory.dmp

    Filesize

    668KB

  • memory/2128-103-0x0000000000400000-0x00000000004A7000-memory.dmp

    Filesize

    668KB

  • memory/2128-131-0x0000000000400000-0x00000000004A7000-memory.dmp

    Filesize

    668KB

  • memory/2128-107-0x0000000000400000-0x00000000004A7000-memory.dmp

    Filesize

    668KB

  • memory/2128-129-0x0000000000400000-0x00000000004A7000-memory.dmp

    Filesize

    668KB

  • memory/2128-111-0x0000000000400000-0x00000000004A7000-memory.dmp

    Filesize

    668KB

  • memory/2128-113-0x0000000000400000-0x00000000004A7000-memory.dmp

    Filesize

    668KB

  • memory/2128-115-0x0000000000400000-0x00000000004A7000-memory.dmp

    Filesize

    668KB

  • memory/2128-117-0x0000000000400000-0x00000000004A7000-memory.dmp

    Filesize

    668KB

  • memory/2128-119-0x0000000000400000-0x00000000004A7000-memory.dmp

    Filesize

    668KB

  • memory/2128-121-0x0000000000400000-0x00000000004A7000-memory.dmp

    Filesize

    668KB

  • memory/2128-123-0x0000000000400000-0x00000000004A7000-memory.dmp

    Filesize

    668KB

  • memory/2128-127-0x0000000000400000-0x00000000004A7000-memory.dmp

    Filesize

    668KB

  • memory/2288-102-0x0000000000400000-0x0000000000413000-memory.dmp

    Filesize

    76KB

  • memory/2288-15-0x0000000000400000-0x0000000000413000-memory.dmp

    Filesize

    76KB

  • memory/2288-17-0x0000000000401000-0x000000000040A000-memory.dmp

    Filesize

    36KB