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Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    06/08/2024, 02:38

General

  • Target

    f3fe763c0bab8b6423578bbe031190508406459cf1648b47dcba314c95ca8fbc.exe

  • Size

    720KB

  • MD5

    8bc1a99eb7877ceb4fc51338ef7fe9f2

  • SHA1

    e16dc5f7b5af7340c8ccf95f0bb66f4dc7516053

  • SHA256

    f3fe763c0bab8b6423578bbe031190508406459cf1648b47dcba314c95ca8fbc

  • SHA512

    8e1768e9fb8279dad8deba557e3d06c65646508c87cd18c9b3d031969ee9ebec2024cc9af3cfcbb5d497d835049364726542c9ca3e7259d5d2b30491dc61bcbc

  • SSDEEP

    12288:tU3929BC4rqhp2ejzGSs89JtD0EEdf6aqjCScbuyUIzEYPmRDCVZkR:tU89BNuhT489J90EEdf6aSci+9E

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

ps15

Decoy

57797.asia

jhpwt.net

basketballdrillsforkids.com

zgzf6.rest

casinomaxnodepositbonus.icu

uptocryptonews.com

gomenasorry.com

fortanix.space

stripscity.xyz

genbotdiy.xyz

mayson-wedding.com

neb-hub.net

seancollinsmusic.com

migraine-treatment-57211.bond

prosperawoman.info

tradefairleads.tech

xn--yeminlitercme-6ob.com

xwaveevent.com

fashiontrendshub.xyz

window-replacement-80823.bond

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 2 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).

  • 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.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f3fe763c0bab8b6423578bbe031190508406459cf1648b47dcba314c95ca8fbc.exe
    "C:\Users\Admin\AppData\Local\Temp\f3fe763c0bab8b6423578bbe031190508406459cf1648b47dcba314c95ca8fbc.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3032
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\f3fe763c0bab8b6423578bbe031190508406459cf1648b47dcba314c95ca8fbc.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2552
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\nyQRtjgLz.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2456
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\nyQRtjgLz" /XML "C:\Users\Admin\AppData\Local\Temp\tmp230B.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2744
    • C:\Users\Admin\AppData\Local\Temp\f3fe763c0bab8b6423578bbe031190508406459cf1648b47dcba314c95ca8fbc.exe
      "C:\Users\Admin\AppData\Local\Temp\f3fe763c0bab8b6423578bbe031190508406459cf1648b47dcba314c95ca8fbc.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:3004

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp230B.tmp

    Filesize

    1KB

    MD5

    b426b4b7276dc346c1a87e4b937edf93

    SHA1

    2f424b834e6fc4bd7c117be580ea600ccc613908

    SHA256

    94498265aba0cb5c3e9aabcf98091361b7d55c3920e5c32801bf9969c1e9c6f5

    SHA512

    d48978b24176c052222aaf68febea66a82aede00595a7ebc7db5b2d91bc92e47672a422b0d8e27a3ce45f0bf460eab79b099af2bca15858f25de909489a58a44

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\NV5DT8BFTJ03QYGTIXML.temp

    Filesize

    7KB

    MD5

    8f31f1b6b7434923f90a221d4243f494

    SHA1

    f38e264cd2dfb4e5b096d89b2fb92ad4c13808ba

    SHA256

    e37750eb5d75e2d1197f4252fd475e79df8c69718cef638083b2b0569f085fe1

    SHA512

    9f3968cbf7dbac25b4008b3f23a2f2c32977afa02c20d4dc51cd5c04fa53b0ea6016e6a89ae1cb7eff6754cf2ebab737efcdd267551a1b032e08079701097f01

  • memory/3004-23-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/3004-18-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/3004-22-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/3004-20-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/3032-3-0x0000000001FC0000-0x0000000001FD6000-memory.dmp

    Filesize

    88KB

  • memory/3032-4-0x0000000000460000-0x000000000046E000-memory.dmp

    Filesize

    56KB

  • memory/3032-5-0x0000000004920000-0x0000000004996000-memory.dmp

    Filesize

    472KB

  • memory/3032-2-0x0000000074B90000-0x000000007527E000-memory.dmp

    Filesize

    6.9MB

  • memory/3032-1-0x00000000008A0000-0x0000000000956000-memory.dmp

    Filesize

    728KB

  • memory/3032-0-0x0000000074B9E000-0x0000000074B9F000-memory.dmp

    Filesize

    4KB

  • memory/3032-24-0x0000000074B90000-0x000000007527E000-memory.dmp

    Filesize

    6.9MB