Analysis

  • max time kernel
    122s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    25-11-2024 05:57

General

  • Target

    99a103155ddb90407658098165eb203c_JaffaCakes118.exe

  • Size

    289KB

  • MD5

    99a103155ddb90407658098165eb203c

  • SHA1

    9008585ddea5cd4ea2a615e181e9fe8219438504

  • SHA256

    15509718f5a7bf41db2a2bba4f1a39f2bc4109489a1bf30bbc43ae7ca49be093

  • SHA512

    abc85fb258e5f49491da5addbffb42e809f3b9387a12b248f9971bc8629a7595d4f6858d709952bf23cb60075ae78bae1ad88925c4eecb9de0d1ea4d1e817515

  • SSDEEP

    3072:sr85COpueT/+8LHXDx0Ka+X/XNA+wUHtp+Tpqij9PV+7U:k9U9wctSpqij9F

Malware Config

Signatures

  • Detect Neshta payload 8 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 9 IoCs
  • Loads dropped DLL 6 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 9 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 10 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 AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 36 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\99a103155ddb90407658098165eb203c_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\99a103155ddb90407658098165eb203c_JaffaCakes118.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:2992
    • C:\Users\Admin\AppData\Local\Temp\3582-490\99a103155ddb90407658098165eb203c_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\99a103155ddb90407658098165eb203c_JaffaCakes118.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2684
      • C:\Windows\svchost.com
        "C:\Windows\svchost.com" "C:\Users\Admin\AppData\Local\Temp\3582-490\99A103~1.EXE"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2852
        • C:\Users\Admin\AppData\Local\Temp\3582-490\99A103~1.EXE
          C:\Users\Admin\AppData\Local\Temp\3582-490\99A103~1.EXE
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:1320
          • C:\Windows\svchost.com
            "C:\Windows\svchost.com" "C:\Users\Admin\AppData\Local\Temp\3582-490\99A103~1.EXE"
            5⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • Drops file in Windows directory
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2240
            • C:\Users\Admin\AppData\Local\Temp\3582-490\99A103~1.EXE
              C:\Users\Admin\AppData\Local\Temp\3582-490\99A103~1.EXE
              6⤵
              • Executes dropped EXE
              • System Location Discovery: System Language Discovery
              • Suspicious use of AdjustPrivilegeToken
              • Suspicious use of WriteProcessMemory
              PID:2216
              • C:\Windows\svchost.com
                "C:\Windows\svchost.com" "C:\Users\Admin\AppData\Local\Temp\3582-490\99A103~1.EXE"
                7⤵
                • Executes dropped EXE
                • Loads dropped DLL
                • Drops file in Windows directory
                • System Location Discovery: System Language Discovery
                • Suspicious use of WriteProcessMemory
                PID:1848
                • C:\Users\Admin\AppData\Local\Temp\3582-490\99A103~1.EXE
                  C:\Users\Admin\AppData\Local\Temp\3582-490\99A103~1.EXE
                  8⤵
                  • Executes dropped EXE
                  • System Location Discovery: System Language Discovery
                  • Suspicious use of AdjustPrivilegeToken
                  • Suspicious use of WriteProcessMemory
                  PID:1068
                  • C:\Windows\svchost.com
                    "C:\Windows\svchost.com" "C:\Users\Admin\AppData\Local\Temp\3582-490\99A103~1.EXE"
                    9⤵
                    • Executes dropped EXE
                    • Loads dropped DLL
                    • Drops file in Windows directory
                    • System Location Discovery: System Language Discovery
                    • Suspicious use of WriteProcessMemory
                    PID:1784
                    • C:\Users\Admin\AppData\Local\Temp\3582-490\99A103~1.EXE
                      C:\Users\Admin\AppData\Local\Temp\3582-490\99A103~1.EXE
                      10⤵
                      • Executes dropped EXE
                      • System Location Discovery: System Language Discovery
                      PID:1920

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

  • C:\Users\Admin\AppData\Local\Temp\tmp5023.tmp

    Filesize

    8B

    MD5

    eb1e7ed42e9d93c63a2f8e332eed8a8b

    SHA1

    ace5d90874d5fd58f185d294381fedf340117bdd

    SHA256

    d6faa43091fa2063923c2f2c1c767bff10a063a89f62456a86c5ec5911beae39

    SHA512

    d3f9fce4a4f0cb69fe3f8c03c367e8351754167c8a8279e6651acf9530159b2fa02be1a3a947f4699a9f786cefded086ee74f8c2cbfb7d64357d3506cca97e90

  • C:\Windows\directx.sys

    Filesize

    57B

    MD5

    a2c05e6e8d36d96bc63872287f8ae464

    SHA1

    48fb1dbf2ee8032877698e3aff2372d698c652d6

    SHA256

    6ff433fc601a469b88693050f3e27fe2d7ef4a35765d3d925c71c6af21ebd875

    SHA512

    0afd4adc1465753a6a26bb22ea45ceaef9ae8afed6328f566a29e7888fa596ca69949f0c3578368fe0614def520400394a182faee943a49784a189733aa65abd

  • C:\Windows\svchost.com

    Filesize

    40KB

    MD5

    55aac830336d4227f39bd047d9aba960

    SHA1

    9b5d5751dce53bdd9956334a6af23407823af063

    SHA256

    02ab0814738dda60bc9fdc80d1a6d59c3dd97664f0110017ce77194ffedcbbfa

    SHA512

    ce4d04446cbcaa8b2b1f7cb8fd03d6c405f8a1cecfa9cb3faa66e0e72c7fb98527f06a710224803b5b46622f50dd678b98b7640e32db3d48772e2d5cb3c83eac

  • \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\99a103155ddb90407658098165eb203c_JaffaCakes118.exe

    Filesize

    249KB

    MD5

    3884fa0e207cf551eef96372e978f834

    SHA1

    a574efcc8c1c916a8f64f1817a8ac8c5f2a97aa4

    SHA256

    e9d4e1370c7ba766317375d62ae72107fe92bb223cd2430c8542c6f3a6d4a47a

    SHA512

    e730d0e4d7c3b5ad6dec769c28ac60eb6bc21bc5aadf167e4b2a422275141f2716a592dfaff354ef7bf1ed32b2133fe403d2854c47a6a0e551aa350deaa79fa3

  • memory/1784-132-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1848-122-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2240-112-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2684-100-0x0000000073EE0000-0x00000000745CE000-memory.dmp

    Filesize

    6.9MB

  • memory/2684-90-0x0000000073EE0000-0x00000000745CE000-memory.dmp

    Filesize

    6.9MB

  • memory/2684-88-0x0000000073EEE000-0x0000000073EEF000-memory.dmp

    Filesize

    4KB

  • memory/2684-28-0x0000000073EE0000-0x00000000745CE000-memory.dmp

    Filesize

    6.9MB

  • memory/2684-14-0x0000000073EE0000-0x00000000745CE000-memory.dmp

    Filesize

    6.9MB

  • memory/2684-13-0x0000000000330000-0x0000000000374000-memory.dmp

    Filesize

    272KB

  • memory/2684-12-0x0000000073EEE000-0x0000000073EEF000-memory.dmp

    Filesize

    4KB

  • memory/2852-102-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2992-92-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2992-89-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB