Analysis

  • max time kernel
    145s
  • max time network
    137s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-09-2024 19:40

General

  • Target

    VBshqUbZtSxUibM.exe

  • Size

    605KB

  • MD5

    5219b5632bdd4d2bf00ca0405660a8cd

  • SHA1

    118b516281a7f9d07e23014611e3a0c5148ba2d6

  • SHA256

    6ce77c20aa2bb6bd48fe6255c91a4167fd81215ed4f4fec78c7387ef2247ae7b

  • SHA512

    998748303f20e88d0239cb7cf5fe8ce055c64c27085d129f174f10705bb9ce2cb838b59da7bed922fe069e03624dffb7306f482966e5bdb2df6481f6c7b6746f

  • SSDEEP

    12288:lkjnD7Oh7Ch0pUCxtrqeZx1Kufvye6vvc3JZgPeAp0:anD7OhM0nx1t/KufvyeOwgb

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

sx01

Decoy

r-salessolutions.xyz

jdh1.info

olar-panel-jobs-93084.bond

aebrasil.shop

oshua-xaaaa.buzz

xzkm.shop

nitedviplumbing.net

nnevateknoloji.xyz

rg-a.biz

indow-replacement-34091.bond

uyersagent3percent.net

ostbag.net

ibosolv.net

ahve.today

ophotshotjobs.today

emoreez.art

ift-chairs-94905.bond

okerdom-e.best

stagr.fun

irtyf-ingrancher.info

Signatures

  • Formbook

    Formbook is a data stealing malware which is capable of stealing data.

  • Formbook payload 4 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 4 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 58 IoCs
  • Suspicious behavior: MapViewOfSection 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3588
    • C:\Users\Admin\AppData\Local\Temp\VBshqUbZtSxUibM.exe
      "C:\Users\Admin\AppData\Local\Temp\VBshqUbZtSxUibM.exe"
      2⤵
      • Checks computer location settings
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2352
      • 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\VBshqUbZtSxUibM.exe"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:556
      • C:\Users\Admin\AppData\Local\Temp\VBshqUbZtSxUibM.exe
        "C:\Users\Admin\AppData\Local\Temp\VBshqUbZtSxUibM.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:4724
    • C:\Windows\SysWOW64\colorcpl.exe
      "C:\Windows\SysWOW64\colorcpl.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2280
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Users\Admin\AppData\Local\Temp\VBshqUbZtSxUibM.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2304

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_0hxj0evv.ue3.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/556-37-0x0000000006470000-0x00000000064BC000-memory.dmp

    Filesize

    304KB

  • memory/556-57-0x00000000078B0000-0x0000000007946000-memory.dmp

    Filesize

    600KB

  • memory/556-31-0x0000000005D20000-0x0000000006074000-memory.dmp

    Filesize

    3.3MB

  • memory/556-36-0x0000000006310000-0x000000000632E000-memory.dmp

    Filesize

    120KB

  • memory/556-65-0x0000000075300000-0x0000000075AB0000-memory.dmp

    Filesize

    7.7MB

  • memory/556-62-0x0000000007950000-0x0000000007958000-memory.dmp

    Filesize

    32KB

  • memory/556-61-0x0000000007970000-0x000000000798A000-memory.dmp

    Filesize

    104KB

  • memory/556-60-0x0000000007870000-0x0000000007884000-memory.dmp

    Filesize

    80KB

  • memory/556-59-0x0000000007860000-0x000000000786E000-memory.dmp

    Filesize

    56KB

  • memory/556-58-0x0000000007830000-0x0000000007841000-memory.dmp

    Filesize

    68KB

  • memory/556-56-0x00000000076A0000-0x00000000076AA000-memory.dmp

    Filesize

    40KB

  • memory/556-55-0x0000000007630000-0x000000000764A000-memory.dmp

    Filesize

    104KB

  • memory/556-14-0x00000000010C0000-0x00000000010F6000-memory.dmp

    Filesize

    216KB

  • memory/556-19-0x0000000005520000-0x0000000005B48000-memory.dmp

    Filesize

    6.2MB

  • memory/556-18-0x0000000075300000-0x0000000075AB0000-memory.dmp

    Filesize

    7.7MB

  • memory/556-54-0x0000000007C70000-0x00000000082EA000-memory.dmp

    Filesize

    6.5MB

  • memory/556-53-0x0000000007330000-0x00000000073D3000-memory.dmp

    Filesize

    652KB

  • memory/556-52-0x0000000002AD0000-0x0000000002AE0000-memory.dmp

    Filesize

    64KB

  • memory/556-16-0x000000007530E000-0x000000007530F000-memory.dmp

    Filesize

    4KB

  • memory/556-50-0x0000000002AD0000-0x0000000002AE0000-memory.dmp

    Filesize

    64KB

  • memory/556-23-0x0000000005350000-0x0000000005372000-memory.dmp

    Filesize

    136KB

  • memory/556-24-0x0000000005B50000-0x0000000005BB6000-memory.dmp

    Filesize

    408KB

  • memory/556-25-0x0000000005CB0000-0x0000000005D16000-memory.dmp

    Filesize

    408KB

  • memory/556-51-0x0000000006930000-0x000000000694E000-memory.dmp

    Filesize

    120KB

  • memory/556-40-0x0000000071BC0000-0x0000000071C0C000-memory.dmp

    Filesize

    304KB

  • memory/556-39-0x00000000068B0000-0x00000000068E2000-memory.dmp

    Filesize

    200KB

  • memory/556-38-0x000000007F560000-0x000000007F570000-memory.dmp

    Filesize

    64KB

  • memory/2280-71-0x0000000000340000-0x0000000000359000-memory.dmp

    Filesize

    100KB

  • memory/2280-70-0x0000000000340000-0x0000000000359000-memory.dmp

    Filesize

    100KB

  • memory/2280-72-0x0000000001200000-0x000000000122F000-memory.dmp

    Filesize

    188KB

  • memory/2352-13-0x0000000075300000-0x0000000075AB0000-memory.dmp

    Filesize

    7.7MB

  • memory/2352-8-0x0000000075300000-0x0000000075AB0000-memory.dmp

    Filesize

    7.7MB

  • memory/2352-9-0x00000000066C0000-0x0000000006736000-memory.dmp

    Filesize

    472KB

  • memory/2352-4-0x0000000075300000-0x0000000075AB0000-memory.dmp

    Filesize

    7.7MB

  • memory/2352-0-0x000000007530E000-0x000000007530F000-memory.dmp

    Filesize

    4KB

  • memory/2352-1-0x0000000000940000-0x00000000009DE000-memory.dmp

    Filesize

    632KB

  • memory/2352-3-0x0000000005440000-0x00000000054D2000-memory.dmp

    Filesize

    584KB

  • memory/2352-2-0x0000000005910000-0x0000000005EB4000-memory.dmp

    Filesize

    5.6MB

  • memory/2352-6-0x0000000005580000-0x0000000005598000-memory.dmp

    Filesize

    96KB

  • memory/2352-5-0x00000000053E0000-0x00000000053EA000-memory.dmp

    Filesize

    40KB

  • memory/2352-10-0x0000000006920000-0x00000000069BC000-memory.dmp

    Filesize

    624KB

  • memory/2352-7-0x000000007530E000-0x000000007530F000-memory.dmp

    Filesize

    4KB

  • memory/3588-77-0x0000000002580000-0x000000000261E000-memory.dmp

    Filesize

    632KB

  • memory/3588-21-0x0000000007A00000-0x0000000007B18000-memory.dmp

    Filesize

    1.1MB

  • memory/3588-69-0x0000000007F10000-0x000000000808C000-memory.dmp

    Filesize

    1.5MB

  • memory/3588-73-0x0000000007F10000-0x000000000808C000-memory.dmp

    Filesize

    1.5MB

  • memory/4724-20-0x00000000015D0000-0x00000000015E5000-memory.dmp

    Filesize

    84KB

  • memory/4724-67-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/4724-68-0x0000000001990000-0x00000000019A5000-memory.dmp

    Filesize

    84KB

  • memory/4724-11-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/4724-22-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/4724-15-0x0000000001BF0000-0x0000000001F3A000-memory.dmp

    Filesize

    3.3MB