Resubmissions

16-07-2024 22:15

240716-16kzrswapd 10

16-07-2024 12:42

240716-pxbtyswbqa 10

Analysis

  • max time kernel
    148s
  • max time network
    150s
  • 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 12:42

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
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: MapViewOfSection 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of UnmapMainImage
    PID:3548
    • 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:3936
      • 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:3884
        • 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:1628

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

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

    MD5

    d41d8cd98f00b204e9800998ecf8427e

    SHA1

    da39a3ee5e6b4b0d3255bfef95601890afd80709

    SHA256

    e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

    SHA512

    cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

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

    Filesize

    64KB

    MD5

    204e9c43a5bb5c91ac25d36f3a11db97

    SHA1

    66270bfeea6cf6e6b68cd38d53fa17ce743adb1d

    SHA256

    7d30817f346c1deadf47d6863d231c90c9521887573d8b90ec0aa6a66be37520

    SHA512

    891b745a4c488b0415a0a1424613256a7a8f8631a31f096abf4050efea7613b2199b0828c76072b86e05c96befe599038815210b080bd2a984bf4a9a371bfb23

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

    Filesize

    1.0MB

    MD5

    f6ed869b733b1f2aa3bdd06040f3372a

    SHA1

    7075acf1c62e44653f5c834a14b56cd342f0ae5a

    SHA256

    05b3ae9c167cf06edf52dc99127dfd516e24ead51e9da7d3fbf230124e7063e1

    SHA512

    cba7753022eaa43f2d1bc77c73c7276824545e3083eee5e321f8be5b729bad3b01fe84108cbc5bdbe5fca7df1e802a55b36ef19292b1874a1cb514af5c16c582

  • memory/1628-31-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/1628-28-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/1628-29-0x0000000001400000-0x000000000174A000-memory.dmp

    Filesize

    3.3MB

  • memory/1628-32-0x0000000000F20000-0x0000000000F35000-memory.dmp

    Filesize

    84KB

  • memory/1628-36-0x0000000000FB0000-0x0000000000FC5000-memory.dmp

    Filesize

    84KB

  • memory/1628-35-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/3548-33-0x0000000008490000-0x000000000860F000-memory.dmp

    Filesize

    1.5MB

  • memory/3548-37-0x0000000002CF0000-0x0000000002DD8000-memory.dmp

    Filesize

    928KB

  • memory/3548-38-0x0000000002CF0000-0x0000000002DD8000-memory.dmp

    Filesize

    928KB

  • memory/3936-10-0x00000000017B0000-0x00000000017B4000-memory.dmp

    Filesize

    16KB