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Analysis

  • max time kernel
    148s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31/01/2025, 04:36

General

  • Target

    MtpEVOhIlX08ZbN.exe

  • Size

    835KB

  • MD5

    ff5640b9478170f504c7a344f2cfd2f0

  • SHA1

    3ada7fc9fd12140209115cda646b3ecb1a8c8ec4

  • SHA256

    10b78bea9f7acc71be5868fb39e4941c06ec08c4b0ea25b0957ec6b63fe37e20

  • SHA512

    db9e03be02bb52112cef4622bfe2d134b87f9e66227501d50326138aab17fcaf7aef91950e4131b3fdaa7d1b960fafc5284a181ef53351ae7d377502ffc7f6b8

  • SSDEEP

    12288:fEUM8HCoR6k/LbPWJxKXuNMe7IiSR61+7iRTKJq5:MUMRCNLbOSX67IiU61+7In

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

b02a

Decoy

nnovate.host

yrvo.shop

obify.party

55665.one

vlisazouasiul.store

arjohbs.shop

mjsccc5716.shop

nfluencer-marketing-86606.bond

atellite-internet-74549.bond

arehouse-inventory-82506.bond

kanzaturf.net

airbypatrickmcguire.net

90880a15.buzz

ancake888.info

hopcroma.store

usinessloanscanada524285.icu

mdjr.world

9kct.xyz

ombrd.finance

luratu.xyz

Signatures

  • Formbook

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

  • Formbook family
  • Formbook payload 2 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.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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 6 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 62 IoCs
  • Suspicious behavior: MapViewOfSection 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 9 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3484
    • C:\Users\Admin\AppData\Local\Temp\MtpEVOhIlX08ZbN.exe
      "C:\Users\Admin\AppData\Local\Temp\MtpEVOhIlX08ZbN.exe"
      2⤵
      • Checks computer location settings
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:5068
      • 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\MtpEVOhIlX08ZbN.exe"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3744
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\sHjGErDAO.exe"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3256
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\sHjGErDAO" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD764.tmp"
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2348
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:1748
    • C:\Windows\SysWOW64\autochk.exe
      "C:\Windows\SysWOW64\autochk.exe"
      2⤵
        PID:2192
      • C:\Windows\SysWOW64\cmstp.exe
        "C:\Windows\SysWOW64\cmstp.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:4968
        • C:\Windows\SysWOW64\cmd.exe
          /c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
          3⤵
          • System Location Discovery: System Language Discovery
          PID:4888

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

      Filesize

      2KB

      MD5

      968cb9309758126772781b83adb8a28f

      SHA1

      8da30e71accf186b2ba11da1797cf67f8f78b47c

      SHA256

      92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

      SHA512

      4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

    • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

      Filesize

      18KB

      MD5

      db93c4f77a90d41912b09e418faa9666

      SHA1

      25d23bfa2158dce2e6741c89a9d0ad5b76c06f47

      SHA256

      45b8f6afe756c4559bc0689c5cae62f5a7e562957479a27b99ae1cb5f07ad342

      SHA512

      70f156903d3128b8d3ac7a90e8c5d2472325242a69158f2e3d36f76995b7aa9c74c7585f3a69b89e9333c282ebbc5afdd227472dbb0b712a0229d2880687fe7d

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_b3j4qtc2.0e2.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Local\Temp\tmpD764.tmp

      Filesize

      1KB

      MD5

      ec200f5a4d88cee48b042c670581005a

      SHA1

      a90732e01f92d1b6894f81afd3d2945b9da3de6c

      SHA256

      9713b629a0a043165f60e2d43cc6a59adf8a32759c3f432ef747191ec4c6eca5

      SHA512

      82c51c55e6531f055d2217c73e98f88327225110bb2e5863556a7c8c2a37765e8897e3d3c063fd7377c6f3804b40c82c6250155116c32d18c8ca8d43402bc1a1

    • memory/1748-36-0x0000000000400000-0x000000000042F000-memory.dmp

      Filesize

      188KB

    • memory/3256-63-0x0000000074D60000-0x0000000074DAC000-memory.dmp

      Filesize

      304KB

    • memory/3256-79-0x00000000073D0000-0x00000000073E1000-memory.dmp

      Filesize

      68KB

    • memory/3256-51-0x0000000005F20000-0x0000000005F6C000-memory.dmp

      Filesize

      304KB

    • memory/3256-50-0x0000000005A10000-0x0000000005A2E000-memory.dmp

      Filesize

      120KB

    • memory/3256-46-0x00000000744D0000-0x0000000074C80000-memory.dmp

      Filesize

      7.7MB

    • memory/3256-90-0x00000000744D0000-0x0000000074C80000-memory.dmp

      Filesize

      7.7MB

    • memory/3256-35-0x00000000744D0000-0x0000000074C80000-memory.dmp

      Filesize

      7.7MB

    • memory/3256-29-0x00000000744D0000-0x0000000074C80000-memory.dmp

      Filesize

      7.7MB

    • memory/3484-96-0x00000000082C0000-0x000000000844E000-memory.dmp

      Filesize

      1.6MB

    • memory/3744-16-0x00000000744D0000-0x0000000074C80000-memory.dmp

      Filesize

      7.7MB

    • memory/3744-80-0x0000000007430000-0x000000000743E000-memory.dmp

      Filesize

      56KB

    • memory/3744-22-0x0000000005110000-0x0000000005176000-memory.dmp

      Filesize

      408KB

    • memory/3744-21-0x00000000050A0000-0x0000000005106000-memory.dmp

      Filesize

      408KB

    • memory/3744-20-0x0000000005000000-0x0000000005022000-memory.dmp

      Filesize

      136KB

    • memory/3744-18-0x00000000744D0000-0x0000000074C80000-memory.dmp

      Filesize

      7.7MB

    • memory/3744-34-0x00000000058C0000-0x0000000005C14000-memory.dmp

      Filesize

      3.3MB

    • memory/3744-17-0x0000000005290000-0x00000000058B8000-memory.dmp

      Filesize

      6.2MB

    • memory/3744-89-0x00000000744D0000-0x0000000074C80000-memory.dmp

      Filesize

      7.7MB

    • memory/3744-15-0x00000000025B0000-0x00000000025E6000-memory.dmp

      Filesize

      216KB

    • memory/3744-83-0x0000000007520000-0x0000000007528000-memory.dmp

      Filesize

      32KB

    • memory/3744-82-0x0000000007540000-0x000000000755A000-memory.dmp

      Filesize

      104KB

    • memory/3744-81-0x0000000007440000-0x0000000007454000-memory.dmp

      Filesize

      80KB

    • memory/3744-19-0x00000000744D0000-0x0000000074C80000-memory.dmp

      Filesize

      7.7MB

    • memory/3744-78-0x0000000007480000-0x0000000007516000-memory.dmp

      Filesize

      600KB

    • memory/3744-52-0x0000000007030000-0x0000000007062000-memory.dmp

      Filesize

      200KB

    • memory/3744-53-0x0000000074D60000-0x0000000074DAC000-memory.dmp

      Filesize

      304KB

    • memory/3744-77-0x0000000007270000-0x000000000727A000-memory.dmp

      Filesize

      40KB

    • memory/3744-69-0x0000000007090000-0x00000000070AE000-memory.dmp

      Filesize

      120KB

    • memory/3744-74-0x00000000070F0000-0x0000000007193000-memory.dmp

      Filesize

      652KB

    • memory/3744-76-0x0000000007200000-0x000000000721A000-memory.dmp

      Filesize

      104KB

    • memory/3744-75-0x0000000007840000-0x0000000007EBA000-memory.dmp

      Filesize

      6.5MB

    • memory/4968-91-0x0000000000E50000-0x0000000000E66000-memory.dmp

      Filesize

      88KB

    • memory/4968-92-0x0000000001240000-0x000000000126F000-memory.dmp

      Filesize

      188KB

    • memory/5068-10-0x000000000D890000-0x000000000D92C000-memory.dmp

      Filesize

      624KB

    • memory/5068-8-0x00000000744D0000-0x0000000074C80000-memory.dmp

      Filesize

      7.7MB

    • memory/5068-48-0x00000000744D0000-0x0000000074C80000-memory.dmp

      Filesize

      7.7MB

    • memory/5068-9-0x0000000002CD0000-0x0000000002D4A000-memory.dmp

      Filesize

      488KB

    • memory/5068-6-0x00000000055A0000-0x00000000055BE000-memory.dmp

      Filesize

      120KB

    • memory/5068-0-0x00000000744DE000-0x00000000744DF000-memory.dmp

      Filesize

      4KB

    • memory/5068-4-0x00000000744D0000-0x0000000074C80000-memory.dmp

      Filesize

      7.7MB

    • memory/5068-3-0x0000000005480000-0x0000000005512000-memory.dmp

      Filesize

      584KB

    • memory/5068-2-0x0000000005B80000-0x0000000006124000-memory.dmp

      Filesize

      5.6MB

    • memory/5068-5-0x0000000005410000-0x000000000541A000-memory.dmp

      Filesize

      40KB

    • memory/5068-7-0x00000000744DE000-0x00000000744DF000-memory.dmp

      Filesize

      4KB

    • memory/5068-1-0x0000000000930000-0x0000000000A08000-memory.dmp

      Filesize

      864KB