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Analysis

  • max time kernel
    149s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/01/2025, 02:29

General

  • Target

    339c521fe6235de8b0b912c9fffcad6cc2eab721902ac095bafa510d68868c97.exe

  • Size

    742KB

  • MD5

    318b9fba04abf5010446161aed881cc2

  • SHA1

    996a0ddc988e5f64537c37c68646efb2d8dacc4c

  • SHA256

    339c521fe6235de8b0b912c9fffcad6cc2eab721902ac095bafa510d68868c97

  • SHA512

    b84ecef8d7eab0b4c21520046fb92a242f23e9069480482b81871f327a5173adbbc0cdd2ba2ede1ec3ecdb33d477c7f5c978d00d2c2bf05abd89cb04081af9c6

  • SSDEEP

    12288:VQoJNhQ/cWS7stsLbolyisOq+BGJpqp5VKr6FAr0trGsVagoW:V3JN+UVsa/olrBGCDVa6FAqrGWe

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

a02d

Decoy

coplus.market

oofing-jobs-74429.bond

healchemists.xyz

oofcarpenternearme-jp.xyz

enewebsolutions.online

harepoint.legal

88977.club

omptables.xyz

eat-pumps-31610.bond

endown.graphics

amsexgirls.website

ovevibes.xyz

u-thiensu.online

yblinds.xyz

rumpchiefofstaff.store

erzog.fun

rrm.lat

agiclime.pro

agaviet59.shop

lbdoanhnhan.net

Signatures

  • Formbook

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

  • Formbook family
  • Formbook payload 2 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 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

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

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 62 IoCs
  • Suspicious behavior: MapViewOfSection 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 9 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3432
    • C:\Users\Admin\AppData\Local\Temp\339c521fe6235de8b0b912c9fffcad6cc2eab721902ac095bafa510d68868c97.exe
      "C:\Users\Admin\AppData\Local\Temp\339c521fe6235de8b0b912c9fffcad6cc2eab721902ac095bafa510d68868c97.exe"
      2⤵
      • Checks computer location settings
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2888
      • 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\339c521fe6235de8b0b912c9fffcad6cc2eab721902ac095bafa510d68868c97.exe"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2636
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\iWxVkVDQYvd.exe"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:5108
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\iWxVkVDQYvd" /XML "C:\Users\Admin\AppData\Local\Temp\tmpAA2A.tmp"
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:1440
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:848
    • C:\Windows\SysWOW64\netsh.exe
      "C:\Windows\SysWOW64\netsh.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:1120
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:3488

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

    Filesize

    2KB

    MD5

    3d086a433708053f9bf9523e1d87a4e8

    SHA1

    b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28

    SHA256

    6f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69

    SHA512

    931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

    Filesize

    18KB

    MD5

    ddc9a53566cc75fc5ab51eb6fe4cb159

    SHA1

    baf366f5ff847a75f5b3b364adc1783f76bec6b2

    SHA256

    6af3fa5ceeac736b5398643c1b1f7388adb06448335c2a33b493d4dc3fe2b942

    SHA512

    27e6c8fba0589296c894335fcf8d7d89d687f7bd894f1ff7b9945f3b902a94626301767eb7bb420cc43f08caca8709858605c1a6e87691cc0f1af59aec62c003

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_rtm0aeeb.dc3.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmpAA2A.tmp

    Filesize

    1KB

    MD5

    0ab2155b621c18f9ae89f7d1f3cab222

    SHA1

    94a86b0790ed86da2004071bb347b0ba9444c352

    SHA256

    11c1d7190298ddd4bc1bd28ac62cd689e97f0d96489661dea3202d8c0fac9064

    SHA512

    8e139190122be286f0a0126cb3892c43067643f5c346ae77f4b591fa01024487ff1beb5a21aec1ca204935545a22e309acc709fd3697fd7fe15b2b97ed6bb79b

  • memory/848-45-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/1120-79-0x0000000000B40000-0x0000000000B5E000-memory.dmp

    Filesize

    120KB

  • memory/1120-92-0x0000000000AB0000-0x0000000000ADF000-memory.dmp

    Filesize

    188KB

  • memory/1120-78-0x0000000000B40000-0x0000000000B5E000-memory.dmp

    Filesize

    120KB

  • memory/2636-17-0x0000000074C90000-0x0000000075440000-memory.dmp

    Filesize

    7.7MB

  • memory/2636-22-0x00000000061B0000-0x0000000006216000-memory.dmp

    Filesize

    408KB

  • memory/2636-73-0x0000000007820000-0x00000000078C3000-memory.dmp

    Filesize

    652KB

  • memory/2636-15-0x0000000005230000-0x0000000005266000-memory.dmp

    Filesize

    216KB

  • memory/2636-48-0x0000000006810000-0x000000000682E000-memory.dmp

    Filesize

    120KB

  • memory/2636-16-0x0000000005940000-0x0000000005F68000-memory.dmp

    Filesize

    6.2MB

  • memory/2636-18-0x0000000074C90000-0x0000000075440000-memory.dmp

    Filesize

    7.7MB

  • memory/2636-53-0x0000000075540000-0x000000007558C000-memory.dmp

    Filesize

    304KB

  • memory/2636-20-0x0000000005F70000-0x0000000005F92000-memory.dmp

    Filesize

    136KB

  • memory/2636-82-0x0000000007D70000-0x0000000007D84000-memory.dmp

    Filesize

    80KB

  • memory/2636-21-0x0000000006090000-0x00000000060F6000-memory.dmp

    Filesize

    408KB

  • memory/2636-24-0x0000000074C90000-0x0000000075440000-memory.dmp

    Filesize

    7.7MB

  • memory/2636-83-0x0000000007E70000-0x0000000007E8A000-memory.dmp

    Filesize

    104KB

  • memory/2636-64-0x0000000006D70000-0x0000000006D8E000-memory.dmp

    Filesize

    120KB

  • memory/2636-84-0x0000000007E50000-0x0000000007E58000-memory.dmp

    Filesize

    32KB

  • memory/2636-49-0x0000000006DB0000-0x0000000006DFC000-memory.dmp

    Filesize

    304KB

  • memory/2636-91-0x0000000074C90000-0x0000000075440000-memory.dmp

    Filesize

    7.7MB

  • memory/2888-47-0x0000000074C90000-0x0000000075440000-memory.dmp

    Filesize

    7.7MB

  • memory/2888-8-0x0000000074C90000-0x0000000075440000-memory.dmp

    Filesize

    7.7MB

  • memory/2888-1-0x0000000000560000-0x0000000000620000-memory.dmp

    Filesize

    768KB

  • memory/2888-2-0x00000000054A0000-0x0000000005A44000-memory.dmp

    Filesize

    5.6MB

  • memory/2888-3-0x0000000004FE0000-0x0000000005072000-memory.dmp

    Filesize

    584KB

  • memory/2888-4-0x00000000050A0000-0x00000000050AA000-memory.dmp

    Filesize

    40KB

  • memory/2888-5-0x0000000074C90000-0x0000000075440000-memory.dmp

    Filesize

    7.7MB

  • memory/2888-10-0x000000000C2B0000-0x000000000C34C000-memory.dmp

    Filesize

    624KB

  • memory/2888-6-0x0000000006850000-0x0000000006876000-memory.dmp

    Filesize

    152KB

  • memory/2888-7-0x0000000074C9E000-0x0000000074C9F000-memory.dmp

    Filesize

    4KB

  • memory/2888-0-0x0000000074C9E000-0x0000000074C9F000-memory.dmp

    Filesize

    4KB

  • memory/2888-9-0x00000000049D0000-0x0000000004A48000-memory.dmp

    Filesize

    480KB

  • memory/3432-96-0x0000000008300000-0x0000000008399000-memory.dmp

    Filesize

    612KB

  • memory/5108-19-0x0000000074C90000-0x0000000075440000-memory.dmp

    Filesize

    7.7MB

  • memory/5108-80-0x0000000007540000-0x0000000007551000-memory.dmp

    Filesize

    68KB

  • memory/5108-81-0x00000000075B0000-0x00000000075BE000-memory.dmp

    Filesize

    56KB

  • memory/5108-74-0x0000000007990000-0x000000000800A000-memory.dmp

    Filesize

    6.5MB

  • memory/5108-75-0x0000000007340000-0x000000000735A000-memory.dmp

    Filesize

    104KB

  • memory/5108-77-0x00000000075C0000-0x0000000007656000-memory.dmp

    Filesize

    600KB

  • memory/5108-87-0x0000000074C90000-0x0000000075440000-memory.dmp

    Filesize

    7.7MB

  • memory/5108-30-0x0000000005A90000-0x0000000005DE4000-memory.dmp

    Filesize

    3.3MB

  • memory/5108-52-0x0000000075540000-0x000000007558C000-memory.dmp

    Filesize

    304KB

  • memory/5108-51-0x00000000071D0000-0x0000000007202000-memory.dmp

    Filesize

    200KB

  • memory/5108-43-0x0000000074C90000-0x0000000075440000-memory.dmp

    Filesize

    7.7MB

  • memory/5108-76-0x00000000073B0000-0x00000000073BA000-memory.dmp

    Filesize

    40KB