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Analysis

  • max time kernel
    141s
  • max time network
    106s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230621-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230621-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/06/2023, 08:31

General

  • Target

    25a6280b20b14dc747c700a1a91cb51b.exe

  • Size

    537KB

  • MD5

    25a6280b20b14dc747c700a1a91cb51b

  • SHA1

    d6afd68cca616d505ac13532c008c328f225947d

  • SHA256

    c81c9ba400d187e3f9ddbc3c9b31a5ac9ae2d102969a30d0896b19efd1981ceb

  • SHA512

    06d636b0af2452865962004599dc3de9aa1a86c5ac058ba166dd27d68fcecde522a1d57f2faf8dae488d77686dcb7a0335ada5faa14fde82d7aa4d70c1831c8e

  • SSDEEP

    12288:JPComBcpx1XTaASnOXo3aqhgXMQhbqCEPUwfqzbXKxySLJpcnZlmYH7J:4omB6RNhRqC3RHqDcnZ3l

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

fgh2

Decoy

jmplanejamento.com

fredinformatica.store

ekinarslan.com

dymovoi.site

fantasywagon.store

aigpthome.net

magadonian.club

artmartco.com

chk7.com

saltybeachtravels.com

ffdreakfas514.com

70555.top

studioeminc.com

ei863.com

ky55.xyz

xn--12c1cc1b5dd4n.com

aimedicarecoverage.com

varsasenindir.com

intuityx.com

mainfocusmediacompany.com

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\25a6280b20b14dc747c700a1a91cb51b.exe
    "C:\Users\Admin\AppData\Local\Temp\25a6280b20b14dc747c700a1a91cb51b.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1520
    • 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\25a6280b20b14dc747c700a1a91cb51b.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1800
    • C:\Users\Admin\AppData\Local\Temp\25a6280b20b14dc747c700a1a91cb51b.exe
      "C:\Users\Admin\AppData\Local\Temp\25a6280b20b14dc747c700a1a91cb51b.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:3452

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_cxofncd2.ojt.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/1520-134-0x0000000005340000-0x00000000058E4000-memory.dmp

    Filesize

    5.6MB

  • memory/1520-135-0x0000000004E30000-0x0000000004EC2000-memory.dmp

    Filesize

    584KB

  • memory/1520-136-0x0000000002A20000-0x0000000002A30000-memory.dmp

    Filesize

    64KB

  • memory/1520-137-0x00000000050D0000-0x00000000050DA000-memory.dmp

    Filesize

    40KB

  • memory/1520-138-0x0000000002A20000-0x0000000002A30000-memory.dmp

    Filesize

    64KB

  • memory/1520-139-0x000000000A1D0000-0x000000000A26C000-memory.dmp

    Filesize

    624KB

  • memory/1520-133-0x00000000004C0000-0x000000000054C000-memory.dmp

    Filesize

    560KB

  • memory/1800-171-0x0000000004CB0000-0x0000000004CC0000-memory.dmp

    Filesize

    64KB

  • memory/1800-161-0x0000000070A70000-0x0000000070ABC000-memory.dmp

    Filesize

    304KB

  • memory/1800-144-0x0000000005170000-0x0000000005192000-memory.dmp

    Filesize

    136KB

  • memory/1800-180-0x0000000007660000-0x0000000007668000-memory.dmp

    Filesize

    32KB

  • memory/1800-146-0x0000000005990000-0x00000000059F6000-memory.dmp

    Filesize

    408KB

  • memory/1800-147-0x0000000005A00000-0x0000000005A66000-memory.dmp

    Filesize

    408KB

  • memory/1800-142-0x0000000002700000-0x0000000002736000-memory.dmp

    Filesize

    216KB

  • memory/1800-157-0x0000000004CB0000-0x0000000004CC0000-memory.dmp

    Filesize

    64KB

  • memory/1800-158-0x0000000004CB0000-0x0000000004CC0000-memory.dmp

    Filesize

    64KB

  • memory/1800-159-0x0000000006030000-0x000000000604E000-memory.dmp

    Filesize

    120KB

  • memory/1800-160-0x0000000006600000-0x0000000006632000-memory.dmp

    Filesize

    200KB

  • memory/1800-143-0x00000000052F0000-0x0000000005918000-memory.dmp

    Filesize

    6.2MB

  • memory/1800-172-0x00000000065E0000-0x00000000065FE000-memory.dmp

    Filesize

    120KB

  • memory/1800-179-0x0000000007680000-0x000000000769A000-memory.dmp

    Filesize

    104KB

  • memory/1800-173-0x000000007F5C0000-0x000000007F5D0000-memory.dmp

    Filesize

    64KB

  • memory/1800-174-0x0000000007980000-0x0000000007FFA000-memory.dmp

    Filesize

    6.5MB

  • memory/1800-175-0x0000000007340000-0x000000000735A000-memory.dmp

    Filesize

    104KB

  • memory/1800-176-0x00000000073B0000-0x00000000073BA000-memory.dmp

    Filesize

    40KB

  • memory/1800-177-0x00000000075C0000-0x0000000007656000-memory.dmp

    Filesize

    600KB

  • memory/1800-178-0x0000000007570000-0x000000000757E000-memory.dmp

    Filesize

    56KB

  • memory/3452-140-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/3452-145-0x00000000011B0000-0x00000000014FA000-memory.dmp

    Filesize

    3.3MB