Analysis

  • max time kernel
    122s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    10-05-2024 01:41

General

  • Target

    93ffb46ce3a6d27b2cb64dbda30d1594d39c305d665bdc6665516be2a280a243.exe

  • Size

    781KB

  • MD5

    8ab0cc5984b1d23278cf872476364418

  • SHA1

    c3df6bb8cc0c82b3a431a37fb51030ad94a41167

  • SHA256

    93ffb46ce3a6d27b2cb64dbda30d1594d39c305d665bdc6665516be2a280a243

  • SHA512

    19b4d48a6ba7166bf170f35526a7420a8d82778dd6685d962a3f181ff1e789174b5aa03a5744d3e07df22d4a05ce23ae8f802ba559c99b35abc548e5d205d8d0

  • SSDEEP

    12288:vhMtGXYHbraO6Hop6GDrB2tC4bsPdV630L9DH4Vel:siYqtG6yrBwC00DYgl

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

jn17

Decoy

hynasty.com

africacementreview.com

5280micropantry.com

qcyu2.us

jl777-web.com

hcwsports.com

update-number-au.com

ymymvip.top

postds.buzz

dogwifnobrim.com

usapubpong.com

shopscoopido.com

medical-equipment.company

onyagu.com

tldrparent.com

jvpeople.com

seangalbraithphotography.com

ptt-gov.art

mutcosmeticsec.com

metameme.online

Signatures

  • Formbook

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

  • Formbook payload 1 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\93ffb46ce3a6d27b2cb64dbda30d1594d39c305d665bdc6665516be2a280a243.exe
    "C:\Users\Admin\AppData\Local\Temp\93ffb46ce3a6d27b2cb64dbda30d1594d39c305d665bdc6665516be2a280a243.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3056
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\RiILrGgNwcpLS.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2644
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\RiILrGgNwcpLS" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3350.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2776
    • C:\Users\Admin\AppData\Local\Temp\93ffb46ce3a6d27b2cb64dbda30d1594d39c305d665bdc6665516be2a280a243.exe
      "C:\Users\Admin\AppData\Local\Temp\93ffb46ce3a6d27b2cb64dbda30d1594d39c305d665bdc6665516be2a280a243.exe"
      2⤵
        PID:2608
      • C:\Users\Admin\AppData\Local\Temp\93ffb46ce3a6d27b2cb64dbda30d1594d39c305d665bdc6665516be2a280a243.exe
        "C:\Users\Admin\AppData\Local\Temp\93ffb46ce3a6d27b2cb64dbda30d1594d39c305d665bdc6665516be2a280a243.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:2640

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmp3350.tmp

      Filesize

      1KB

      MD5

      00f931a34942bd6bc7ac645078e424bb

      SHA1

      824a4207e0bff270eb232237733ff9c1af6e248e

      SHA256

      f8074e769a2313ceb6e88264164bfcce2ff8c25fee16aaf1b64f10df3133c4e8

      SHA512

      c3362ab092a1e623ee80f2744efc81a1e34e8e710369052cbe4084b4b3b2834b96814905207ba3f2b8da4c98fc4d8c56bef53460d13ebfcbe554501c2a4a8a8c

    • memory/2640-17-0x0000000000400000-0x000000000042F000-memory.dmp

      Filesize

      188KB

    • memory/2640-19-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2640-15-0x0000000000400000-0x000000000042F000-memory.dmp

      Filesize

      188KB

    • memory/2640-20-0x0000000000400000-0x000000000042F000-memory.dmp

      Filesize

      188KB

    • memory/3056-3-0x0000000000450000-0x0000000000468000-memory.dmp

      Filesize

      96KB

    • memory/3056-6-0x0000000004B20000-0x0000000004B9E000-memory.dmp

      Filesize

      504KB

    • memory/3056-7-0x0000000000510000-0x0000000000586000-memory.dmp

      Filesize

      472KB

    • memory/3056-5-0x00000000006B0000-0x00000000006C4000-memory.dmp

      Filesize

      80KB

    • memory/3056-4-0x00000000005A0000-0x00000000005AE000-memory.dmp

      Filesize

      56KB

    • memory/3056-0-0x0000000074BDE000-0x0000000074BDF000-memory.dmp

      Filesize

      4KB

    • memory/3056-2-0x0000000074BD0000-0x00000000752BE000-memory.dmp

      Filesize

      6.9MB

    • memory/3056-1-0x0000000000300000-0x00000000003CA000-memory.dmp

      Filesize

      808KB

    • memory/3056-21-0x0000000074BD0000-0x00000000752BE000-memory.dmp

      Filesize

      6.9MB