Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17/04/2024, 14:27

General

  • Target
    a2534f954854e317c575b2b6009219c1f08994d1d5550e638acfa48f188da4ab.exe
  • Size 610KB
  • Sample240417-rssb9abh73
  • SHA256 a2534f954854e317c575b2b6009219c1f08994d1d5550e638acfa48f188da4ab
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • formbook

Version
  • 4.1

Campaign
  • pz08

Decoy
  • deespresence.com

  • fanyablack.com

  • papermoonnursery.com

  • sunriseclohting.store

  • jenstandsforarkansas.com

  • lkhtalentconsulting.com

  • baerana.com

  • hyperphit.com

  • davidianbrant.com

  • itkagear.com

  • web-findmy.site

  • liveforwardventures.com

  • skyenglearn.online

  • studio-sticky.store

  • yassa-hany.online

  • tacoshack479.com

  • bigtexture.xyz

  • erxkula.shop

  • go-bloggers.com

  • qwdlwys.site

Signatures

  • Formbook

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

  • Formbook payload 1 IoCs
  • 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).

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a2534f954854e317c575b2b6009219c1f08994d1d5550e638acfa48f188da4ab.exe
    "C:\Users\Admin\AppData\Local\Temp\a2534f954854e317c575b2b6009219c1f08994d1d5550e638acfa48f188da4ab.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2348
    • 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\a2534f954854e317c575b2b6009219c1f08994d1d5550e638acfa48f188da4ab.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1800
    • C:\Users\Admin\AppData\Local\Temp\a2534f954854e317c575b2b6009219c1f08994d1d5550e638acfa48f188da4ab.exe
      "C:\Users\Admin\AppData\Local\Temp\a2534f954854e317c575b2b6009219c1f08994d1d5550e638acfa48f188da4ab.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:1460

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        __PSScriptPolicyTest_wghvmtoi.bug.ps1

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

        memory/1460-11-0x0000000000400000-0x000000000042F000-memory.dmp

        memory/1460-14-0x0000000001890000-0x0000000001BDA000-memory.dmp

        memory/1800-48-0x0000000002800000-0x0000000002810000-memory.dmp

        memory/1800-49-0x0000000002800000-0x0000000002810000-memory.dmp

        memory/1800-62-0x0000000074710000-0x0000000074EC0000-memory.dmp

        memory/1800-59-0x00000000076A0000-0x00000000076A8000-memory.dmp

        memory/1800-58-0x00000000076C0000-0x00000000076DA000-memory.dmp

        memory/1800-57-0x00000000075C0000-0x00000000075D4000-memory.dmp

        memory/1800-56-0x00000000075B0000-0x00000000075BE000-memory.dmp

        memory/1800-55-0x0000000007580000-0x0000000007591000-memory.dmp

        memory/1800-54-0x0000000007600000-0x0000000007696000-memory.dmp

        memory/1800-53-0x00000000073F0000-0x00000000073FA000-memory.dmp

        memory/1800-52-0x0000000007380000-0x000000000739A000-memory.dmp

        memory/1800-16-0x0000000074710000-0x0000000074EC0000-memory.dmp

        memory/1800-17-0x0000000002800000-0x0000000002810000-memory.dmp

        memory/1800-15-0x0000000002740000-0x0000000002776000-memory.dmp

        memory/1800-51-0x00000000079C0000-0x000000000803A000-memory.dmp

        memory/1800-18-0x0000000002800000-0x0000000002810000-memory.dmp

        memory/1800-20-0x0000000005190000-0x00000000051B2000-memory.dmp

        memory/1800-21-0x00000000058C0000-0x0000000005926000-memory.dmp

        memory/1800-50-0x0000000007070000-0x0000000007113000-memory.dmp

        memory/1800-19-0x0000000005220000-0x0000000005848000-memory.dmp

        memory/1800-37-0x0000000070530000-0x000000007057C000-memory.dmp

        memory/1800-33-0x0000000006050000-0x000000000606E000-memory.dmp

        memory/1800-34-0x00000000060A0000-0x00000000060EC000-memory.dmp

        memory/1800-35-0x000000007FBD0000-0x000000007FBE0000-memory.dmp

        memory/1800-36-0x0000000006640000-0x0000000006672000-memory.dmp

        memory/1800-32-0x0000000005B90000-0x0000000005EE4000-memory.dmp

        memory/1800-47-0x0000000006620000-0x000000000663E000-memory.dmp

        memory/1800-27-0x0000000005A20000-0x0000000005A86000-memory.dmp

        memory/2348-0-0x00000000007E0000-0x000000000087E000-memory.dmp

        memory/2348-4-0x00000000054D0000-0x00000000054E0000-memory.dmp

        memory/2348-1-0x0000000074690000-0x0000000074E40000-memory.dmp

        memory/2348-2-0x0000000005780000-0x0000000005D24000-memory.dmp

        memory/2348-13-0x0000000074690000-0x0000000074E40000-memory.dmp

        memory/2348-3-0x0000000005270000-0x0000000005302000-memory.dmp

        memory/2348-10-0x0000000008CD0000-0x0000000008D6C000-memory.dmp

        memory/2348-9-0x0000000006560000-0x00000000065DC000-memory.dmp

        memory/2348-8-0x0000000006530000-0x000000000653E000-memory.dmp

        memory/2348-7-0x0000000005580000-0x000000000558A000-memory.dmp

        memory/2348-6-0x0000000005550000-0x0000000005564000-memory.dmp

        memory/2348-5-0x0000000005320000-0x000000000532A000-memory.dmp