Analysis

  • max time kernel
    140s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-05-2024 01:00

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.

  • Detects executables packed with SmartAssembly 1 IoCs
  • 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 2 IoCs
  • Suspicious use of WriteProcessMemory 15 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 behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2860
    • 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:1748
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\mIsRPVu" /XML "C:\Users\Admin\AppData\Local\Temp\tmp92BA.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2560
    • C:\Users\Admin\AppData\Local\Temp\0445cc730c308b40378c9133d394004d55dfdcb03db7d26485736471af6ba41e.exe
      "C:\Users\Admin\AppData\Local\Temp\0445cc730c308b40378c9133d394004d55dfdcb03db7d26485736471af6ba41e.exe"
      2⤵
        PID:1944
      • C:\Users\Admin\AppData\Local\Temp\0445cc730c308b40378c9133d394004d55dfdcb03db7d26485736471af6ba41e.exe
        "C:\Users\Admin\AppData\Local\Temp\0445cc730c308b40378c9133d394004d55dfdcb03db7d26485736471af6ba41e.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:1044

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_khinfxbu.s0l.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Local\Temp\tmp92BA.tmp

      Filesize

      1KB

      MD5

      8319911713216bb3d5c5152bad8d9263

      SHA1

      6817b23e2132e98056e6eb9b6e594eec530f3ec6

      SHA256

      de229be647d9e0d9f1051802a95c91a1762631bf3eb0f6125b70d81898c3b0f3

      SHA512

      dc86325b9ad85ad4e897890dd8eafd16571d331c7d1060cbd02f77bdecfbb254cb5b4243e74e5d98d2323b9542f4ce9a061919e6fb4091db2c42ba7ebfbeb2d8

    • memory/1044-20-0x0000000000400000-0x000000000042F000-memory.dmp

      Filesize

      188KB

    • memory/1044-27-0x0000000001460000-0x00000000017AA000-memory.dmp

      Filesize

      3.3MB

    • memory/1748-54-0x0000000007520000-0x00000000075C3000-memory.dmp

      Filesize

      652KB

    • memory/1748-52-0x0000000006AF0000-0x0000000006B0E000-memory.dmp

      Filesize

      120KB

    • memory/1748-66-0x0000000074DC0000-0x0000000075570000-memory.dmp

      Filesize

      7.7MB

    • memory/1748-22-0x0000000005E20000-0x0000000005E86000-memory.dmp

      Filesize

      408KB

    • memory/1748-62-0x0000000007BB0000-0x0000000007BCA000-memory.dmp

      Filesize

      104KB

    • memory/1748-61-0x0000000007AB0000-0x0000000007AC4000-memory.dmp

      Filesize

      80KB

    • memory/1748-60-0x0000000007AA0000-0x0000000007AAE000-memory.dmp

      Filesize

      56KB

    • memory/1748-15-0x0000000002C30000-0x0000000002C66000-memory.dmp

      Filesize

      216KB

    • memory/1748-16-0x0000000005740000-0x0000000005D68000-memory.dmp

      Filesize

      6.2MB

    • memory/1748-17-0x0000000074DC0000-0x0000000075570000-memory.dmp

      Filesize

      7.7MB

    • memory/1748-21-0x00000000055A0000-0x00000000055C2000-memory.dmp

      Filesize

      136KB

    • memory/1748-19-0x0000000074DC0000-0x0000000075570000-memory.dmp

      Filesize

      7.7MB

    • memory/1748-24-0x0000000074DC0000-0x0000000075570000-memory.dmp

      Filesize

      7.7MB

    • memory/1748-58-0x0000000007AF0000-0x0000000007B86000-memory.dmp

      Filesize

      600KB

    • memory/1748-57-0x00000000078E0000-0x00000000078EA000-memory.dmp

      Filesize

      40KB

    • memory/1748-55-0x0000000007EC0000-0x000000000853A000-memory.dmp

      Filesize

      6.5MB

    • memory/1748-56-0x0000000007870000-0x000000000788A000-memory.dmp

      Filesize

      104KB

    • memory/1748-26-0x0000000005FB0000-0x0000000006304000-memory.dmp

      Filesize

      3.3MB

    • memory/1748-63-0x0000000007B90000-0x0000000007B98000-memory.dmp

      Filesize

      32KB

    • memory/1748-59-0x0000000007A70000-0x0000000007A81000-memory.dmp

      Filesize

      68KB

    • memory/1748-23-0x0000000005F40000-0x0000000005FA6000-memory.dmp

      Filesize

      408KB

    • memory/1748-38-0x0000000006550000-0x000000000656E000-memory.dmp

      Filesize

      120KB

    • memory/1748-39-0x0000000006580000-0x00000000065CC000-memory.dmp

      Filesize

      304KB

    • memory/1748-40-0x000000007F7D0000-0x000000007F7E0000-memory.dmp

      Filesize

      64KB

    • memory/1748-41-0x0000000006B30000-0x0000000006B62000-memory.dmp

      Filesize

      200KB

    • memory/1748-42-0x0000000073890000-0x00000000738DC000-memory.dmp

      Filesize

      304KB

    • memory/1748-53-0x0000000005100000-0x0000000005110000-memory.dmp

      Filesize

      64KB

    • memory/2860-0-0x0000000074DCE000-0x0000000074DCF000-memory.dmp

      Filesize

      4KB

    • memory/2860-4-0x0000000005640000-0x000000000564A000-memory.dmp

      Filesize

      40KB

    • memory/2860-2-0x0000000005C30000-0x00000000061D4000-memory.dmp

      Filesize

      5.6MB

    • memory/2860-28-0x0000000074DC0000-0x0000000075570000-memory.dmp

      Filesize

      7.7MB

    • memory/2860-3-0x0000000005680000-0x0000000005712000-memory.dmp

      Filesize

      584KB

    • memory/2860-1-0x0000000000BA0000-0x0000000000C44000-memory.dmp

      Filesize

      656KB

    • memory/2860-5-0x0000000074DC0000-0x0000000075570000-memory.dmp

      Filesize

      7.7MB

    • memory/2860-10-0x0000000009700000-0x000000000979C000-memory.dmp

      Filesize

      624KB

    • memory/2860-9-0x00000000070A0000-0x0000000007116000-memory.dmp

      Filesize

      472KB

    • memory/2860-8-0x0000000006900000-0x0000000006916000-memory.dmp

      Filesize

      88KB

    • memory/2860-7-0x0000000005C10000-0x0000000005C20000-memory.dmp

      Filesize

      64KB

    • memory/2860-6-0x0000000005890000-0x00000000058AE000-memory.dmp

      Filesize

      120KB