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Analysis

  • max time kernel
    300s
  • max time network
    293s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    10/09/2024, 18:42

General

  • Target

    DHL_APC2_240708172813545_8476086290.pdf.exe

  • Size

    1.1MB

  • MD5

    76c40149b0f69c5665d385b82902886e

  • SHA1

    764943417c9e7210f665573062af350d91e0da87

  • SHA256

    cfd3622bf94fdc5308862e61697d0fc00a6038493fe5686a230979b9e7f2fe0e

  • SHA512

    9d41a030755fcad143f391fa48069872969ed90828cf882420289d8c4e25b9b59d29758d699d5698d46a83472fac7887ab4fd0a8eddd4b570c7f53ed6ba504bd

  • SSDEEP

    24576:v4lavt0LkLL9IMixoEgeax7Lnu1Op+baHZMf5fiq9MmCS:qkwkn9IMHeax7TiOH/aPCS

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
  • Loads dropped DLL 1 IoCs
  • AutoIT Executable 3 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of SetThreadContext 3 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.

  • Suspicious behavior: EnumeratesProcesses 60 IoCs
  • Suspicious behavior: MapViewOfSection 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of FindShellTrayWindow 6 IoCs
  • Suspicious use of SendNotifyMessage 4 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:1232
    • C:\Users\Admin\AppData\Local\Temp\DHL_APC2_240708172813545_8476086290.pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\DHL_APC2_240708172813545_8476086290.pdf.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:3012
      • C:\Users\Admin\AppData\Local\directory\name.exe
        "C:\Users\Admin\AppData\Local\Temp\DHL_APC2_240708172813545_8476086290.pdf.exe"
        3⤵
        • Drops startup file
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        • Suspicious use of WriteProcessMemory
        PID:2760
        • C:\Windows\SysWOW64\svchost.exe
          "C:\Users\Admin\AppData\Local\Temp\DHL_APC2_240708172813545_8476086290.pdf.exe"
          4⤵
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of AdjustPrivilegeToken
          PID:2824
    • C:\Windows\SysWOW64\msdt.exe
      "C:\Windows\SysWOW64\msdt.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2648
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Windows\SysWOW64\svchost.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2508

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    1.1MB

    MD5

    76c40149b0f69c5665d385b82902886e

    SHA1

    764943417c9e7210f665573062af350d91e0da87

    SHA256

    cfd3622bf94fdc5308862e61697d0fc00a6038493fe5686a230979b9e7f2fe0e

    SHA512

    9d41a030755fcad143f391fa48069872969ed90828cf882420289d8c4e25b9b59d29758d699d5698d46a83472fac7887ab4fd0a8eddd4b570c7f53ed6ba504bd

  • memory/1232-37-0x00000000073A0000-0x0000000007508000-memory.dmp

    Filesize

    1.4MB

  • memory/1232-31-0x0000000006010000-0x00000000060E2000-memory.dmp

    Filesize

    840KB

  • memory/1232-27-0x0000000006010000-0x00000000060E2000-memory.dmp

    Filesize

    840KB

  • memory/1232-26-0x0000000000010000-0x0000000000020000-memory.dmp

    Filesize

    64KB

  • memory/2648-28-0x0000000000490000-0x0000000000584000-memory.dmp

    Filesize

    976KB

  • memory/2648-30-0x0000000000080000-0x00000000000AF000-memory.dmp

    Filesize

    188KB

  • memory/2648-29-0x0000000000490000-0x0000000000584000-memory.dmp

    Filesize

    976KB

  • memory/2760-18-0x0000000000140000-0x000000000025C000-memory.dmp

    Filesize

    1.1MB

  • memory/2760-21-0x0000000000140000-0x000000000025C000-memory.dmp

    Filesize

    1.1MB

  • memory/2824-20-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/2824-24-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/2824-25-0x0000000000210000-0x0000000000225000-memory.dmp

    Filesize

    84KB

  • memory/2824-22-0x0000000000A20000-0x0000000000D23000-memory.dmp

    Filesize

    3.0MB

  • memory/3012-5-0x00000000001F0000-0x00000000001F4000-memory.dmp

    Filesize

    16KB