Analysis

  • max time kernel
    99s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/07/2024, 18:06

General

  • Target
    f8a6d38a7a548a8621059aaaa87265c7c8d164b0f8eac7f6c0f7e4ec201de4a2.exe
  • Size 691KB
  • Sample240719-wpwbystbjm
  • SHA256 f8a6d38a7a548a8621059aaaa87265c7c8d164b0f8eac7f6c0f7e4ec201de4a2
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • formbook

Version
  • 4.1

Campaign
  • dk07

Decoy
  • reclam.xyz

  • parchmentmediaadd.com

  • gaolibai.site

  • menage-exclusif.com

  • ceremoniesbyjade.com

  • 5663876.com

  • take3.xyz

  • environmentaladvocacygroup.com

  • fp38z.rest

  • elektro-vlasic.com

  • bollybytestv.com

  • udfunsd.cloud

  • studiomiraiarq.com

  • e-commercebrasil.shop

  • sansiddhiedu.com

  • draaronroughan.net

  • 24angel.com

  • rjh-equestrian.com

  • 22db3rgdg6a73pea7.vip

  • mintygreen-wellnessportal.com

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.

  • Checks computer location settings 2 TTPs 1 IoCs

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

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

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

  • 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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f8a6d38a7a548a8621059aaaa87265c7c8d164b0f8eac7f6c0f7e4ec201de4a2.exe
    "C:\Users\Admin\AppData\Local\Temp\f8a6d38a7a548a8621059aaaa87265c7c8d164b0f8eac7f6c0f7e4ec201de4a2.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1584
    • 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\f8a6d38a7a548a8621059aaaa87265c7c8d164b0f8eac7f6c0f7e4ec201de4a2.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1740
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\NDvhFxac.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4680
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\NDvhFxac" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC9C8.tmp"
      2⤵
      • Scheduled Task/Job: Scheduled Task
      PID:2936
    • C:\Users\Admin\AppData\Local\Temp\f8a6d38a7a548a8621059aaaa87265c7c8d164b0f8eac7f6c0f7e4ec201de4a2.exe
      "C:\Users\Admin\AppData\Local\Temp\f8a6d38a7a548a8621059aaaa87265c7c8d164b0f8eac7f6c0f7e4ec201de4a2.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:4052

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        powershell.exe.log

        • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
        • Size 2KB
        • SHA256 92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
        • MD5 SHA1 SHA512

        StartupProfileData-NonInteractive

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
        • Size 18KB
        • SHA256 d3a865bab9aa475c75bb9ac46bc5bc7ea433ba759f2ad4490407b60353def56c
        • MD5 SHA1 SHA512 SSDEEP

        __PSScriptPolicyTest_z5yqyo5p.hww.ps1

        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_z5yqyo5p.hww.ps1
        • Size 60B
        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
        • MD5 SHA1 SHA512

        tmpC9C8.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\tmpC9C8.tmp
        • Size 1KB
        • SHA256 71a49414c1f86206b9f2999129d6e255f30e2fbf3090de7886894d4263929f3a
        • MD5 SHA1 SHA512

        memory/1584-8-0x0000000005D40000-0x0000000005D62000-memory.dmp

        memory/1584-11-0x00000000065A0000-0x0000000006616000-memory.dmp

        memory/1584-6-0x00000000052E0000-0x0000000005634000-memory.dmp

        memory/1584-7-0x0000000005D20000-0x0000000005D32000-memory.dmp

        memory/1584-4-0x0000000005080000-0x000000000508A000-memory.dmp

        memory/1584-9-0x0000000006D80000-0x0000000006D9A000-memory.dmp

        memory/1584-10-0x0000000006580000-0x000000000658E000-memory.dmp

        memory/1584-5-0x00000000745A0000-0x0000000074D50000-memory.dmp

        memory/1584-12-0x0000000006860000-0x00000000068FC000-memory.dmp

        memory/1584-3-0x0000000004FD0000-0x0000000005062000-memory.dmp

        memory/1584-2-0x0000000005670000-0x0000000005C14000-memory.dmp

        memory/1584-0-0x00000000745AE000-0x00000000745AF000-memory.dmp

        memory/1584-1-0x0000000000680000-0x0000000000730000-memory.dmp

        memory/1584-48-0x00000000745A0000-0x0000000074D50000-memory.dmp

        memory/1740-63-0x0000000007A00000-0x0000000007AA3000-memory.dmp

        memory/1740-19-0x0000000005990000-0x0000000005FB8000-memory.dmp

        memory/1740-89-0x00000000745A0000-0x0000000074D50000-memory.dmp

        memory/1740-17-0x0000000005240000-0x0000000005276000-memory.dmp

        memory/1740-18-0x00000000745A0000-0x0000000074D50000-memory.dmp

        memory/1740-44-0x00000000745A0000-0x0000000074D50000-memory.dmp

        memory/1740-81-0x0000000007E70000-0x0000000007E8A000-memory.dmp

        memory/1740-80-0x0000000007D70000-0x0000000007D84000-memory.dmp

        memory/1740-20-0x00000000745A0000-0x0000000074D50000-memory.dmp

        memory/1740-79-0x0000000007D60000-0x0000000007D6E000-memory.dmp

        memory/1740-78-0x0000000007D30000-0x0000000007D41000-memory.dmp

        memory/1740-62-0x0000000007980000-0x000000000799E000-memory.dmp

        memory/1740-52-0x0000000074E50000-0x0000000074E9C000-memory.dmp

        memory/1740-51-0x00000000079C0000-0x00000000079F2000-memory.dmp

        memory/1740-77-0x0000000007DB0000-0x0000000007E46000-memory.dmp

        memory/1740-76-0x0000000007BA0000-0x0000000007BAA000-memory.dmp

        memory/1740-75-0x0000000007B20000-0x0000000007B3A000-memory.dmp

        memory/1740-74-0x00000000081D0000-0x000000000884A000-memory.dmp

        memory/4052-45-0x0000000000400000-0x000000000042F000-memory.dmp

        memory/4680-24-0x00000000745A0000-0x0000000074D50000-memory.dmp

        memory/4680-64-0x0000000074E50000-0x0000000074E9C000-memory.dmp

        memory/4680-50-0x0000000006A60000-0x0000000006AAC000-memory.dmp

        memory/4680-49-0x00000000065F0000-0x000000000660E000-memory.dmp

        memory/4680-23-0x0000000005F70000-0x0000000005FD6000-memory.dmp

        memory/4680-47-0x00000000745A0000-0x0000000074D50000-memory.dmp

        memory/4680-82-0x0000000007BB0000-0x0000000007BB8000-memory.dmp

        memory/4680-85-0x00000000745A0000-0x0000000074D50000-memory.dmp

        memory/4680-21-0x00000000745A0000-0x0000000074D50000-memory.dmp

        memory/4680-22-0x0000000005F00000-0x0000000005F66000-memory.dmp