Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-07-2024 10:30

General

  • Target

    DHL_TOC2_2407081728458457.pdf.exe

  • Size

    1.0MB

  • MD5

    f6ed869b733b1f2aa3bdd06040f3372a

  • SHA1

    7075acf1c62e44653f5c834a14b56cd342f0ae5a

  • SHA256

    05b3ae9c167cf06edf52dc99127dfd516e24ead51e9da7d3fbf230124e7063e1

  • SHA512

    cba7753022eaa43f2d1bc77c73c7276824545e3083eee5e321f8be5b729bad3b01fe84108cbc5bdbe5fca7df1e802a55b36ef19292b1874a1cb514af5c16c582

  • SSDEEP

    24576:PAHnh+eWsN3skA4RV1Hom2KXMmHasscwkKNvvD5:yh+ZkldoPK8Yassht

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

rn94

Decoy

st68v.xyz

conciergenotary.net

qwechaotk.top

rtpdonatoto29.xyz

8ad.xyz

powermove.top

cameras-30514.bond

vanguardcoffee.shop

umoe53fxc1bsujv.buzz

consultoriamax.net

hplxx.com

ndu.wtf

yzh478c.xyz

bigbrown999.site

xiake07.asia

resdai.xyz

the35678.shop

ba6rf.rest

ceo688.com

phimxhot.xyz

Signatures

  • Formbook

    Formbook is a data stealing malware which is capable of stealing data.

  • Formbook payload 3 IoCs
  • Drops startup file 1 IoCs
  • Executes dropped EXE 1 IoCs
  • AutoIT Executable 1 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of SetThreadContext 3 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 60 IoCs
  • Suspicious behavior: MapViewOfSection 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 12 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3504
    • C:\Users\Admin\AppData\Local\Temp\DHL_TOC2_2407081728458457.pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\DHL_TOC2_2407081728458457.pdf.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:5924
      • C:\Users\Admin\AppData\Local\directory\name.exe
        "C:\Users\Admin\AppData\Local\Temp\DHL_TOC2_2407081728458457.pdf.exe"
        3⤵
        • Drops startup file
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of WriteProcessMemory
        PID:4964
        • C:\Windows\SysWOW64\svchost.exe
          "C:\Users\Admin\AppData\Local\Temp\DHL_TOC2_2407081728458457.pdf.exe"
          4⤵
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of AdjustPrivilegeToken
          PID:1536
    • C:\Windows\SysWOW64\systray.exe
      "C:\Windows\SysWOW64\systray.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1948
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Windows\SysWOW64\svchost.exe"
        3⤵
          PID:1996

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\Mazatl

      Filesize

      28KB

      MD5

      e0a5cf114d58f8ee0ff4291a867fd137

      SHA1

      1b158ff65388347954508f5b7f199371e19223e3

      SHA256

      eafeb8c80d4ad126dadef3f52db44f656a8aeef68287af04a50e6fa881b9140e

      SHA512

      8546fef189b766616f1d99e98dba8b46809e2f5097c7ab931096ff3838439a2e18b4a2a61cbd0d318c0aa0ff014e883711210f5cdeaa6a021aaa57f628fb7ac4

    • C:\Users\Admin\AppData\Local\Temp\niellists

      Filesize

      185KB

      MD5

      58078733b08c9abd4a1d6945eedd33f7

      SHA1

      9d3b0fa2d1d78bc91875e656c82ac9c0a78ab5e2

      SHA256

      b9934664b8c472743c1170afd0acfbbc1d6a299ade5451e4dfd7dee18d1a60c7

      SHA512

      87b2f00bb55166bfc1d3da8a3f65648fb9cc0690ccd47ec70f589be1808351c13904fc9ab8e2b253e59ff1e8d90e4e75d22f106627312ca26d2ff098166a2f40

    • C:\Users\Admin\AppData\Local\directory\name.exe

      Filesize

      1.0MB

      MD5

      f6ed869b733b1f2aa3bdd06040f3372a

      SHA1

      7075acf1c62e44653f5c834a14b56cd342f0ae5a

      SHA256

      05b3ae9c167cf06edf52dc99127dfd516e24ead51e9da7d3fbf230124e7063e1

      SHA512

      cba7753022eaa43f2d1bc77c73c7276824545e3083eee5e321f8be5b729bad3b01fe84108cbc5bdbe5fca7df1e802a55b36ef19292b1874a1cb514af5c16c582

    • memory/1536-28-0x00000000006A0000-0x00000000006CF000-memory.dmp

      Filesize

      188KB

    • memory/1536-31-0x0000000001000000-0x000000000134A000-memory.dmp

      Filesize

      3.3MB

    • memory/1536-32-0x00000000006A0000-0x00000000006CF000-memory.dmp

      Filesize

      188KB

    • memory/1536-33-0x0000000000DD0000-0x0000000000DE5000-memory.dmp

      Filesize

      84KB

    • memory/1948-35-0x0000000000A80000-0x0000000000A86000-memory.dmp

      Filesize

      24KB

    • memory/1948-37-0x0000000000D90000-0x0000000000DBF000-memory.dmp

      Filesize

      188KB

    • memory/1948-36-0x0000000000A80000-0x0000000000A86000-memory.dmp

      Filesize

      24KB

    • memory/3504-34-0x00000000090F0000-0x000000000928A000-memory.dmp

      Filesize

      1.6MB

    • memory/3504-39-0x00000000090F0000-0x000000000928A000-memory.dmp

      Filesize

      1.6MB

    • memory/3504-42-0x0000000002A90000-0x0000000002B69000-memory.dmp

      Filesize

      868KB

    • memory/3504-43-0x0000000002A90000-0x0000000002B69000-memory.dmp

      Filesize

      868KB

    • memory/3504-46-0x0000000002A90000-0x0000000002B69000-memory.dmp

      Filesize

      868KB

    • memory/5924-10-0x00000000033D0000-0x00000000033D4000-memory.dmp

      Filesize

      16KB