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Analysis

  • max time kernel
    149s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20240611-en
  • resource tags

    arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
  • submitted
    24/06/2024, 19:10

General

  • Target

    0a54aa06961b372d7b08ea3d441e0d64_JaffaCakes118.exe

  • Size

    96KB

  • MD5

    0a54aa06961b372d7b08ea3d441e0d64

  • SHA1

    3e79b93d1dbfcd5beb39da26774ba85e0f8bb5ec

  • SHA256

    55f4bec3680f7d11105834785cbe2638d5114a0ca564e74ab59efbddbb2b2eee

  • SHA512

    2e287d461650b61214ee112be487b8e8105e1658bc9e7970d1646aff005a56cccc7dff1fb3aaca99f0c17b88e0d8386a695c71a7c1ee44a44aac0227080eaed0

  • SSDEEP

    3072:C+S4jHS8q/3nTzePCwNUh4E92HmuLAUSmc:Cx428q/nTzePCwG7cmg6

Malware Config

Signatures

  • Gh0st RAT payload 4 IoCs
  • Gh0strat

    Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 IoCs
  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Drops file in System32 directory 1 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Modifies data under HKEY_USERS 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 18 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0a54aa06961b372d7b08ea3d441e0d64_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\0a54aa06961b372d7b08ea3d441e0d64_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1704
    • \??\c:\users\admin\appdata\local\fijyfherix
      "C:\Users\Admin\AppData\Local\Temp\0a54aa06961b372d7b08ea3d441e0d64_JaffaCakes118.exe" a -sc:\users\admin\appdata\local\temp\0a54aa06961b372d7b08ea3d441e0d64_jaffacakes118.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1852
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k netsvcs
    1⤵
    • Loads dropped DLL
    • Writes to the Master Boot Record (MBR)
    • Drops file in System32 directory
    • Checks processor information in registry
    • Modifies data under HKEY_USERS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2652

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \??\c:\programdata\application data\storm\update\%sessionname%\uruuv.cc3

    Filesize

    21.0MB

    MD5

    14862753cdd1e28b1238e8ae68a07f2e

    SHA1

    339359f4b7cc168195ad942b832d90846a24d720

    SHA256

    4116c2ac2e459c8adc5111c973314ede172c17dd3c6e86e41ae1766b625a97d0

    SHA512

    e5a7310a59ddc343910314139aa45419d5bcaf13477c14337f1719bf9f9db340bed9f8aa2fe0abc657aa5bcda12a2247b273644c2fbc7660ecdcba552e9a9b3a

  • \Users\Admin\AppData\Local\fijyfherix

    Filesize

    22.0MB

    MD5

    0ff125bcb20a2fce7fdc3ec6497f6570

    SHA1

    e43820f9619d6b3d77ead07f451c4edb3fe740e0

    SHA256

    af84e5a1ec8c66a3165dbc4cfafdab995c90132c6bbf0446036827e9d83f4e29

    SHA512

    446e329f8f3fe5678b78337688b598c15fb2668f9ed1e58174c7132f1acb6060164033ba3bf4d1ff95818494b6e7a7c15128781f97ad64c9bb5ef091bfc83c46

  • memory/1704-1-0x0000000000400000-0x000000000044E29C-memory.dmp

    Filesize

    312KB

  • memory/1704-2-0x0000000000030000-0x0000000000031000-memory.dmp

    Filesize

    4KB

  • memory/1704-11-0x0000000000400000-0x000000000044E29C-memory.dmp

    Filesize

    312KB

  • memory/1704-24-0x0000000000400000-0x000000000044E29C-memory.dmp

    Filesize

    312KB

  • memory/1852-13-0x0000000000400000-0x000000000044E29C-memory.dmp

    Filesize

    312KB

  • memory/1852-15-0x0000000000030000-0x0000000000031000-memory.dmp

    Filesize

    4KB

  • memory/1852-20-0x0000000000400000-0x000000000044E29C-memory.dmp

    Filesize

    312KB

  • memory/2652-22-0x00000000001A0000-0x00000000001A1000-memory.dmp

    Filesize

    4KB

  • memory/2652-25-0x0000000020000000-0x0000000020027000-memory.dmp

    Filesize

    156KB

  • memory/2652-27-0x0000000020000000-0x0000000020027000-memory.dmp

    Filesize

    156KB