Analysis

  • max time kernel
    143s
  • max time network
    151s
  • 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 08:01

General

  • Target

    2ece30c08f63f4fdc4d7326b39aa0066938163811e35d1aef6ddd2e0fada475f.exe

  • Size

    760KB

  • MD5

    91592318966139c15e0171f341882fc8

  • SHA1

    a6689f85a42ce934c3e96a9088f67c48e2e1fe83

  • SHA256

    2ece30c08f63f4fdc4d7326b39aa0066938163811e35d1aef6ddd2e0fada475f

  • SHA512

    abfd94393776b2fc7aa418f66487813a78c18b4704a3e9fd15d0ae99f9b8a28ee7dbe28edaff425a7f5a85005b324262e88a638caa098abc2f4e7fc4e8e44d99

  • SSDEEP

    12288:s8ImEuiETpbmqOwYG0JHK9Do7Uw82OpdYL445DR8jIQpOQgMUA23RzD1Kl4Ev5kR:s8I+b9CG0JHKG718izDa+x

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

hd05

Decoy

businessjp6-51399.info

countyyoungpest.com

taxilasamericas.com

stairs.parts

nrgsolutions.us

cbdgirl.guru

dropshunter.net

adorabubble.co.za

alcohomeexteriors.com

aquariusbusiness.info

zaginione.com

pintoresmajadahonda.com

fursace.club

musiletras.co

carpoboutiquehotel.com

redacted.investments

symplywell.me

lezxop.xyz

stmbbill.com

1509068.cc

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).

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\2ece30c08f63f4fdc4d7326b39aa0066938163811e35d1aef6ddd2e0fada475f.exe
    "C:\Users\Admin\AppData\Local\Temp\2ece30c08f63f4fdc4d7326b39aa0066938163811e35d1aef6ddd2e0fada475f.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2220
    • 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\2ece30c08f63f4fdc4d7326b39aa0066938163811e35d1aef6ddd2e0fada475f.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4316
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\NFOLsr.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4976
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\NFOLsr" /XML "C:\Users\Admin\AppData\Local\Temp\tmp79DE.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1580
    • C:\Users\Admin\AppData\Local\Temp\2ece30c08f63f4fdc4d7326b39aa0066938163811e35d1aef6ddd2e0fada475f.exe
      "C:\Users\Admin\AppData\Local\Temp\2ece30c08f63f4fdc4d7326b39aa0066938163811e35d1aef6ddd2e0fada475f.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:1808
  • 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=1420 --field-trial-handle=2280,i,716736634476467098,11449718822158202904,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:5004

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    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

      2cb4040d2e38207b15d60aa5bf9fa98e

      SHA1

      aaec29a868b78086fe3f8107233b47a1db527859

      SHA256

      eb2d8977498afdc43921dbb630a5024daac2d77581e79e05c210f2e9ad5c00cf

      SHA512

      6d7f910043e1298200a437e704512fbcf4a87772801a21ee9e9d2e5584efeebcf3ea4d10f4c42af43402947450e791200c927e21756923dad2c9357a12673bca

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_vl50pb2c.0sf.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Local\Temp\tmp79DE.tmp

      Filesize

      1KB

      MD5

      1a99be9714e8688ca5dac30d1cda1292

      SHA1

      bea7ee5d16694e23547ea816be291cc4d8e4bc8e

      SHA256

      0aa9a87ba3182cfb5639e0936e1cd8b2aba9475b38e517f36a2ab72abd782f9c

      SHA512

      d7a7941b4680d5631736380282b11dfeaa68c18d8baa66737ddac4d2129bf4f5a09e5e476950a23cddcc6e5a783078f2bb17fde7c4dedeadeb2881a74bfa278d

    • memory/1808-26-0x0000000000400000-0x000000000042F000-memory.dmp

      Filesize

      188KB

    • memory/1808-30-0x0000000001390000-0x00000000016DA000-memory.dmp

      Filesize

      3.3MB

    • memory/2220-10-0x0000000009190000-0x0000000009206000-memory.dmp

      Filesize

      472KB

    • memory/2220-5-0x0000000007540000-0x000000000754A000-memory.dmp

      Filesize

      40KB

    • memory/2220-8-0x00000000078A0000-0x00000000078B6000-memory.dmp

      Filesize

      88KB

    • memory/2220-9-0x00000000747CE000-0x00000000747CF000-memory.dmp

      Filesize

      4KB

    • memory/2220-6-0x0000000007720000-0x000000000773E000-memory.dmp

      Filesize

      120KB

    • memory/2220-11-0x000000000C730000-0x000000000C7CC000-memory.dmp

      Filesize

      624KB

    • memory/2220-12-0x00000000747C0000-0x0000000074F70000-memory.dmp

      Filesize

      7.7MB

    • memory/2220-7-0x0000000007760000-0x0000000007770000-memory.dmp

      Filesize

      64KB

    • memory/2220-4-0x00000000747C0000-0x0000000074F70000-memory.dmp

      Filesize

      7.7MB

    • memory/2220-0-0x00000000747CE000-0x00000000747CF000-memory.dmp

      Filesize

      4KB

    • memory/2220-3-0x00000000073B0000-0x0000000007442000-memory.dmp

      Filesize

      584KB

    • memory/2220-2-0x00000000078C0000-0x0000000007E64000-memory.dmp

      Filesize

      5.6MB

    • memory/2220-28-0x00000000747C0000-0x0000000074F70000-memory.dmp

      Filesize

      7.7MB

    • memory/2220-1-0x0000000000410000-0x00000000004D0000-memory.dmp

      Filesize

      768KB

    • memory/4316-80-0x00000000747C0000-0x0000000074F70000-memory.dmp

      Filesize

      7.7MB

    • memory/4316-85-0x00000000074B0000-0x00000000074CA000-memory.dmp

      Filesize

      104KB

    • memory/4316-93-0x00000000747C0000-0x0000000074F70000-memory.dmp

      Filesize

      7.7MB

    • memory/4316-14-0x00000000747C0000-0x0000000074F70000-memory.dmp

      Filesize

      7.7MB

    • memory/4316-16-0x00000000048C0000-0x00000000048F6000-memory.dmp

      Filesize

      216KB

    • memory/4316-21-0x0000000004F30000-0x0000000005558000-memory.dmp

      Filesize

      6.2MB

    • memory/4316-87-0x00000000747C0000-0x0000000074F70000-memory.dmp

      Filesize

      7.7MB

    • memory/4316-86-0x0000000007490000-0x0000000007498000-memory.dmp

      Filesize

      32KB

    • memory/4316-19-0x00000000747C0000-0x0000000074F70000-memory.dmp

      Filesize

      7.7MB

    • memory/4316-77-0x00000000077B0000-0x0000000007E2A000-memory.dmp

      Filesize

      6.5MB

    • memory/4316-84-0x00000000073B0000-0x00000000073C4000-memory.dmp

      Filesize

      80KB

    • memory/4316-53-0x0000000006210000-0x000000000625C000-memory.dmp

      Filesize

      304KB

    • memory/4316-56-0x0000000070C50000-0x0000000070C9C000-memory.dmp

      Filesize

      304KB

    • memory/4316-83-0x00000000073A0000-0x00000000073AE000-memory.dmp

      Filesize

      56KB

    • memory/4316-81-0x00000000073F0000-0x0000000007486000-memory.dmp

      Filesize

      600KB

    • memory/4316-17-0x00000000747C0000-0x0000000074F70000-memory.dmp

      Filesize

      7.7MB

    • memory/4316-79-0x00000000071E0000-0x00000000071EA000-memory.dmp

      Filesize

      40KB

    • memory/4976-75-0x0000000006110000-0x000000000612E000-memory.dmp

      Filesize

      120KB

    • memory/4976-78-0x0000000006E80000-0x0000000006E9A000-memory.dmp

      Filesize

      104KB

    • memory/4976-76-0x0000000006B30000-0x0000000006BD3000-memory.dmp

      Filesize

      652KB

    • memory/4976-24-0x00000000747C0000-0x0000000074F70000-memory.dmp

      Filesize

      7.7MB

    • memory/4976-54-0x0000000006130000-0x0000000006162000-memory.dmp

      Filesize

      200KB

    • memory/4976-82-0x0000000007080000-0x0000000007091000-memory.dmp

      Filesize

      68KB

    • memory/4976-55-0x0000000070C50000-0x0000000070C9C000-memory.dmp

      Filesize

      304KB

    • memory/4976-52-0x0000000005B60000-0x0000000005B7E000-memory.dmp

      Filesize

      120KB

    • memory/4976-44-0x0000000005510000-0x0000000005864000-memory.dmp

      Filesize

      3.3MB

    • memory/4976-32-0x0000000005270000-0x00000000052D6000-memory.dmp

      Filesize

      408KB

    • memory/4976-31-0x0000000004B90000-0x0000000004BF6000-memory.dmp

      Filesize

      408KB

    • memory/4976-29-0x0000000004A70000-0x0000000004A92000-memory.dmp

      Filesize

      136KB

    • memory/4976-22-0x00000000747C0000-0x0000000074F70000-memory.dmp

      Filesize

      7.7MB

    • memory/4976-94-0x00000000747C0000-0x0000000074F70000-memory.dmp

      Filesize

      7.7MB

    • memory/4976-23-0x00000000747C0000-0x0000000074F70000-memory.dmp

      Filesize

      7.7MB