Analysis

  • max time kernel
    113s
  • max time network
    122s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-05-2024 08:31

General

  • Target

    0445cc730c308b40378c9133d394004d55dfdcb03db7d26485736471af6ba41e.exe

  • Size

    634KB

  • MD5

    70625bcdbd35c6873bfef64197312647

  • SHA1

    64864eed1451eae8d076458fb6bc005137d1e7c4

  • SHA256

    0445cc730c308b40378c9133d394004d55dfdcb03db7d26485736471af6ba41e

  • SHA512

    f2f709d3586c95daa1cf50715974fb0f55252142edcba96ee069b2e9ad10feb7ee83d56a68a0e7c0cc4792aacd944b4fe10de5b8459b23d80ce4f6ea2172725f

  • SSDEEP

    12288:biETpbMlZRJIC/6GEmg3NQOqRK5sK3LIsbqZBma+LTpkh8WINLKtlcPK5S4T:HbmJIC/3DRTK3wmpmtQK5p

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.

  • 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).

  • 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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0445cc730c308b40378c9133d394004d55dfdcb03db7d26485736471af6ba41e.exe
    "C:\Users\Admin\AppData\Local\Temp\0445cc730c308b40378c9133d394004d55dfdcb03db7d26485736471af6ba41e.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2148
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\mIsRPVu.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1212
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\mIsRPVu" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5DAB.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1356
    • C:\Users\Admin\AppData\Local\Temp\0445cc730c308b40378c9133d394004d55dfdcb03db7d26485736471af6ba41e.exe
      "C:\Users\Admin\AppData\Local\Temp\0445cc730c308b40378c9133d394004d55dfdcb03db7d26485736471af6ba41e.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:1720
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=2268 --field-trial-handle=2244,i,11878111470816612087,2265290141962607370,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:1452

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_nn1np1tt.poe.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Local\Temp\tmp5DAB.tmp

      Filesize

      1KB

      MD5

      4c73811e2c771144fe5495f079f02f4e

      SHA1

      d622478bfca5c8dd3e3f82d3aa9a8b36d8c77f1b

      SHA256

      e03013d29da678a8a6afc0ea385eaad06543c683f63b49c77e33c932e9c83f9b

      SHA512

      d9f7deb80dd9fc27c69f7290985f65ec8991e838065b762bc45b1d5560308c2e058d50421e56068b7ba2496e52da29fd5564d5b9cc9bd8029448ada9b1edcbfe

    • memory/1212-46-0x00000000067A0000-0x00000000067D2000-memory.dmp

      Filesize

      200KB

    • memory/1212-67-0x0000000007820000-0x0000000007828000-memory.dmp

      Filesize

      32KB

    • memory/1212-70-0x0000000074910000-0x00000000750C0000-memory.dmp

      Filesize

      7.7MB

    • memory/1212-29-0x0000000005340000-0x00000000053A6000-memory.dmp

      Filesize

      408KB

    • memory/1212-66-0x0000000007840000-0x000000000785A000-memory.dmp

      Filesize

      104KB

    • memory/1212-65-0x0000000007800000-0x0000000007814000-memory.dmp

      Filesize

      80KB

    • memory/1212-64-0x0000000007740000-0x000000000774E000-memory.dmp

      Filesize

      56KB

    • memory/1212-63-0x0000000007700000-0x0000000007711000-memory.dmp

      Filesize

      68KB

    • memory/1212-62-0x0000000007760000-0x00000000077F6000-memory.dmp

      Filesize

      600KB

    • memory/1212-61-0x0000000007570000-0x000000000757A000-memory.dmp

      Filesize

      40KB

    • memory/1212-60-0x0000000007500000-0x000000000751A000-memory.dmp

      Filesize

      104KB

    • memory/1212-17-0x0000000074910000-0x00000000750C0000-memory.dmp

      Filesize

      7.7MB

    • memory/1212-18-0x0000000002810000-0x0000000002846000-memory.dmp

      Filesize

      216KB

    • memory/1212-19-0x0000000074910000-0x00000000750C0000-memory.dmp

      Filesize

      7.7MB

    • memory/1212-59-0x0000000007B40000-0x00000000081BA000-memory.dmp

      Filesize

      6.5MB

    • memory/1212-21-0x0000000074910000-0x00000000750C0000-memory.dmp

      Filesize

      7.7MB

    • memory/1212-58-0x00000000071D0000-0x0000000007273000-memory.dmp

      Filesize

      652KB

    • memory/1212-39-0x0000000005CA0000-0x0000000005FF4000-memory.dmp

      Filesize

      3.3MB

    • memory/1212-57-0x0000000006780000-0x000000000679E000-memory.dmp

      Filesize

      120KB

    • memory/1212-47-0x00000000711D0000-0x000000007121C000-memory.dmp

      Filesize

      304KB

    • memory/1212-27-0x0000000005080000-0x00000000050A2000-memory.dmp

      Filesize

      136KB

    • memory/1212-28-0x0000000005120000-0x0000000005186000-memory.dmp

      Filesize

      408KB

    • memory/1212-45-0x000000007F650000-0x000000007F660000-memory.dmp

      Filesize

      64KB

    • memory/1212-43-0x0000000074910000-0x00000000750C0000-memory.dmp

      Filesize

      7.7MB

    • memory/1212-24-0x00000000053B0000-0x00000000059D8000-memory.dmp

      Filesize

      6.2MB

    • memory/1212-40-0x0000000074910000-0x00000000750C0000-memory.dmp

      Filesize

      7.7MB

    • memory/1212-41-0x0000000006150000-0x000000000616E000-memory.dmp

      Filesize

      120KB

    • memory/1212-42-0x0000000006250000-0x000000000629C000-memory.dmp

      Filesize

      304KB

    • memory/1212-44-0x0000000004D70000-0x0000000004D80000-memory.dmp

      Filesize

      64KB

    • memory/1720-22-0x0000000000400000-0x000000000042F000-memory.dmp

      Filesize

      188KB

    • memory/1720-26-0x0000000001730000-0x0000000001A7A000-memory.dmp

      Filesize

      3.3MB

    • memory/2148-25-0x0000000074910000-0x00000000750C0000-memory.dmp

      Filesize

      7.7MB

    • memory/2148-2-0x00000000053A0000-0x0000000005944000-memory.dmp

      Filesize

      5.6MB

    • memory/2148-3-0x0000000004E90000-0x0000000004F22000-memory.dmp

      Filesize

      584KB

    • memory/2148-0-0x000000007491E000-0x000000007491F000-memory.dmp

      Filesize

      4KB

    • memory/2148-10-0x00000000092E0000-0x000000000937C000-memory.dmp

      Filesize

      624KB

    • memory/2148-5-0x0000000004F30000-0x0000000004F3A000-memory.dmp

      Filesize

      40KB

    • memory/2148-15-0x0000000074910000-0x00000000750C0000-memory.dmp

      Filesize

      7.7MB

    • memory/2148-14-0x000000007491E000-0x000000007491F000-memory.dmp

      Filesize

      4KB

    • memory/2148-9-0x0000000006C40000-0x0000000006CB6000-memory.dmp

      Filesize

      472KB

    • memory/2148-8-0x0000000006970000-0x0000000006986000-memory.dmp

      Filesize

      88KB

    • memory/2148-7-0x00000000052A0000-0x00000000052B0000-memory.dmp

      Filesize

      64KB

    • memory/2148-6-0x0000000004FE0000-0x0000000004FFE000-memory.dmp

      Filesize

      120KB

    • memory/2148-1-0x00000000003D0000-0x0000000000474000-memory.dmp

      Filesize

      656KB

    • memory/2148-4-0x0000000074910000-0x00000000750C0000-memory.dmp

      Filesize

      7.7MB