Analysis

  • max time kernel
    147s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    29-08-2024 11:34

General

  • Target

    c8bd995346f61308e200199c7e041b3c_JaffaCakes118.exe

  • Size

    108KB

  • MD5

    c8bd995346f61308e200199c7e041b3c

  • SHA1

    46a39c9425bff794916493459f8bffd9e6915af4

  • SHA256

    9635c10648c4dccb9c9de1260429441a6936fcbd0f7eb16c4c149adc5888a32f

  • SHA512

    9f820d527a5b05d8003d3350ef2428f6d956ec63b42f3d9097df9989f1d1a219841ebe4959eb75c7cc3ab9e36dbebab0e32d9cfc49c114bfc2d7a30373124755

  • SSDEEP

    3072:FCrRG9LgWHyMp6awrpEoNLna7TpP7N5LtgxH:FCrskJaYvn+PdgB

Malware Config

Signatures

  • Emotet

    Emotet is a trojan that is primarily spread through spam emails.

  • Drops file in System32 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 4 IoCs

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

  • Modifies data under HKEY_USERS 21 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 4 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c8bd995346f61308e200199c7e041b3c_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\c8bd995346f61308e200199c7e041b3c_JaffaCakes118.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2876
    • C:\Users\Admin\AppData\Local\Temp\c8bd995346f61308e200199c7e041b3c_JaffaCakes118.exe
      --1a5a73cf
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: RenamesItself
      • Suspicious use of UnmapMainImage
      PID:1820
  • C:\Windows\SysWOW64\smallhotspot.exe
    "C:\Windows\SysWOW64\smallhotspot.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2280
    • C:\Windows\SysWOW64\smallhotspot.exe
      --3db04bda
      2⤵
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of UnmapMainImage
      PID:2088

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/1820-4-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/1820-5-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1820-7-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/1820-8-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2088-9-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/2088-10-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2280-6-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/2876-0-0x0000000000220000-0x0000000000231000-memory.dmp

    Filesize

    68KB

  • memory/2876-1-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2876-3-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2876-2-0x0000000000220000-0x0000000000231000-memory.dmp

    Filesize

    68KB