Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    09-05-2024 11:32

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 3 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:1848
    • 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:2576
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\RiILrGgNwcpLS" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4BCF.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2616
    • C:\Users\Admin\AppData\Local\Temp\93ffb46ce3a6d27b2cb64dbda30d1594d39c305d665bdc6665516be2a280a243.exe
      "C:\Users\Admin\AppData\Local\Temp\93ffb46ce3a6d27b2cb64dbda30d1594d39c305d665bdc6665516be2a280a243.exe"
      2⤵
        PID:2088
      • C:\Users\Admin\AppData\Local\Temp\93ffb46ce3a6d27b2cb64dbda30d1594d39c305d665bdc6665516be2a280a243.exe
        "C:\Users\Admin\AppData\Local\Temp\93ffb46ce3a6d27b2cb64dbda30d1594d39c305d665bdc6665516be2a280a243.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:2720

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmp4BCF.tmp

      Filesize

      1KB

      MD5

      4be64deae4eaa2bed1fa99d825db990e

      SHA1

      4eb139a8c3238b0099ca47c3b8ac6f684894b5e9

      SHA256

      57bf9275313d672a5bbaaedeed7d09ec310a58d4b2e941da1805a72e947037b0

      SHA512

      b1dc16ddabf1e9582975c7ffeb838b401c65f7636e48d8b91f2d711cf02a401fd515e52611fa8babdd8c94413bd8a7b2c0084b7a106dd02abec307143272e1c4

    • memory/1848-6-0x0000000004940000-0x00000000049BE000-memory.dmp

      Filesize

      504KB

    • memory/1848-2-0x0000000074230000-0x000000007491E000-memory.dmp

      Filesize

      6.9MB

    • memory/1848-3-0x0000000000530000-0x0000000000548000-memory.dmp

      Filesize

      96KB

    • memory/1848-4-0x0000000000560000-0x000000000056E000-memory.dmp

      Filesize

      56KB

    • memory/1848-5-0x0000000000570000-0x0000000000584000-memory.dmp

      Filesize

      80KB

    • memory/1848-0-0x000000007423E000-0x000000007423F000-memory.dmp

      Filesize

      4KB

    • memory/1848-7-0x0000000000960000-0x00000000009D6000-memory.dmp

      Filesize

      472KB

    • memory/1848-1-0x0000000000D40000-0x0000000000E0A000-memory.dmp

      Filesize

      808KB

    • memory/1848-19-0x0000000074230000-0x000000007491E000-memory.dmp

      Filesize

      6.9MB

    • memory/2720-18-0x0000000000400000-0x000000000042F000-memory.dmp

      Filesize

      188KB

    • memory/2720-17-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2720-13-0x0000000000400000-0x000000000042F000-memory.dmp

      Filesize

      188KB

    • memory/2720-15-0x0000000000400000-0x000000000042F000-memory.dmp

      Filesize

      188KB