Analysis

  • max time kernel
    140s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    01-08-2024 21:28

General

  • Target

    81c96f910922c8c0219f4a323f963972_JaffaCakes118.exe

  • Size

    872KB

  • MD5

    81c96f910922c8c0219f4a323f963972

  • SHA1

    476f6166743fb0ac5a2d487a2cb6758d6671a0a2

  • SHA256

    b52796f499e7b4862db4abbba605cd32cbb2581016e67ad6dcc4c4ab078d1738

  • SHA512

    fb1fc5e6b0d1dcc85d4cc2fcacabb77b23cfe05acc22ac62801b75b8c9c17186ca41c81272376981d1a72a77d19b43696238fab74dcbbec18adaacf53802059b

  • SSDEEP

    24576:nchRlqUeapTMr94ci4zHgDwkVYEUROSe9SPsH4++nmoJI:nONpTMuxsQV5BSe9M1++nZI

Malware Config

Signatures

  • Drops file in Drivers directory 1 IoCs
  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • ASPack v2.12-2.42 1 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • Loads dropped DLL 3 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • UPX packed file 3 IoCs

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

  • Drops file in System32 directory 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 35 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\81c96f910922c8c0219f4a323f963972_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\81c96f910922c8c0219f4a323f963972_JaffaCakes118.exe"
    1⤵
    • Drops file in Drivers directory
    • Loads dropped DLL
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:1768

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • \Users\Admin\AppData\Local\Temp\81c96f910922c8c0219f4a323f963972_JaffaCakes118.exe1025418\com.run

    Filesize

    156KB

    MD5

    787d18f0ffa2ae840a8ba4f9c5e14f20

    SHA1

    2eb2eaaf084c92c856fc22865cd85738d21c1ed0

    SHA256

    d37256cc8b9063b483033455f6feaac0bfc5ce8a1688c4a6e167120909996bf0

    SHA512

    e463dc5753af02d67173da653cec984d4f870f9c5d514b82d0300878fb0fbcbde1e4c65bea50031f4fe2d8146684d900d6defbfcbcaf0772a8c990e46e5b82ef

  • \Users\Admin\AppData\Local\Temp\81c96f910922c8c0219f4a323f963972_JaffaCakes118.exe1025418\iext.fnr

    Filesize

    80KB

    MD5

    b8546d0c3a88077599a4c52eca3d5a97

    SHA1

    1470a09a892f798b75c10c0b165bd3e65ea432f8

    SHA256

    c0d69587de55c79f0f4ea69e9fa62d35fb595a3fda406ed243035c5639158816

    SHA512

    70fb099df16f3575604c4114e48ac54a8ec9ebd7b6008b7f5411b3b3a77ed6847c703a1fd0d00b145c3f41d7529e08ebd37791b261f2cd6aaaa51db21d121b07

  • \Users\Admin\AppData\Local\Temp\81c96f910922c8c0219f4a323f963972_JaffaCakes118.exe1025418\krnln.fnr

    Filesize

    365KB

    MD5

    ccb605b79a83cb1d2e2cfb94c49633b1

    SHA1

    c531ed3a55c1a3ea3630e669aac448f1efb8f82c

    SHA256

    beabb1a2bfbd2691bb94d9cad3a797080e473f7fbd9004a19d8cd14e23afb915

    SHA512

    78d9bff0b2724a16c9c299152bc792c761d876dc7b17f3a4961106da0ed0f2c52a2455d7227a4894d5f4c527be0c7cf1226bc70a427be18e91f57ad6cd5051c2

  • memory/1768-13-0x00000000005B0000-0x0000000000600000-memory.dmp

    Filesize

    320KB

  • memory/1768-5-0x0000000000400000-0x00000000004E44A9-memory.dmp

    Filesize

    913KB

  • memory/1768-10-0x00000000003B0000-0x00000000003F8000-memory.dmp

    Filesize

    288KB

  • memory/1768-6-0x0000000000401000-0x0000000000497000-memory.dmp

    Filesize

    600KB

  • memory/1768-7-0x0000000010000000-0x00000000101B4000-memory.dmp

    Filesize

    1.7MB

  • memory/1768-15-0x00000000005B0000-0x0000000000600000-memory.dmp

    Filesize

    320KB

  • memory/1768-14-0x00000000003B0000-0x00000000003F8000-memory.dmp

    Filesize

    288KB

  • memory/1768-16-0x0000000000400000-0x00000000004E44A9-memory.dmp

    Filesize

    913KB

  • memory/1768-17-0x0000000000401000-0x0000000000497000-memory.dmp

    Filesize

    600KB

  • memory/1768-18-0x0000000010000000-0x00000000101B4000-memory.dmp

    Filesize

    1.7MB