Analysis
- max time kernel
146s - max time network
139s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
- submitted
05/08/2024, 06:45
General
- Target CZyOWoN2hiszA6d.exe
- Size 653KB
- Sample240805-hh37bstaje
- SHA256 1b9e77854e399411406c1f8e3fa6e0bceb4a1284c7bedeed503bcb24bdcfbe30
Malware Config
Extracted
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formbook
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4.1
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v15n
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dyahwoahjuk.store
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toysstorm.com
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y7rak9.com
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2222233p6.shop
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betbox2341.com
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visualvarta.com
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nijssenadventures.com
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main-12.site
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leng4d.net
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kurainu.xyz
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hatesa.xyz
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culturamosaica.com
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supermallify.store
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gigboard.app
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rxforgive.com
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ameliestones.com
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kapalwin.live
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tier.credit
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sobol-ksa.com
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faredeal.online
Signatures
- Formbook
Formbook is a data stealing malware which is capable of stealing data.
- 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 60 IoCs
- Suspicious behavior: MapViewOfSection 5 IoCs
- Suspicious use of AdjustPrivilegeToken 8 IoCs
- Suspicious use of UnmapMainImage 1 IoCs
- Suspicious use of WriteProcessMemory 21 IoCs
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\CZyOWoN2hiszA6d.exe"C:\Users\Admin\AppData\Local\Temp\CZyOWoN2hiszA6d.exe"2⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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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\CZyOWoN2hiszA6d.exe"3⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\dacYzRiJuWECy.exe"3⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\dacYzRiJuWECy" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE5EB.tmp"3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
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C:\Users\Admin\AppData\Local\Temp\CZyOWoN2hiszA6d.exe"C:\Users\Admin\AppData\Local\Temp\CZyOWoN2hiszA6d.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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-
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C:\Windows\SysWOW64\svchost.exe"C:\Windows\SysWOW64\svchost.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
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C:\Windows\SysWOW64\cmd.exe/c del "C:\Users\Admin\AppData\Local\Temp\CZyOWoN2hiszA6d.exe"3⤵
- System Location Discovery: System Language Discovery
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
powershell.exe.log
StartupProfileData-NonInteractive
__PSScriptPolicyTest_ak3scu1b.meu.ps1
tmpE5EB.tmp
memory/1856-77-0x0000000007170000-0x0000000007206000-memory.dmp
memory/1856-44-0x0000000074B30000-0x00000000752E0000-memory.dmp
memory/1856-89-0x0000000074B30000-0x00000000752E0000-memory.dmp
memory/1856-79-0x0000000007120000-0x000000000712E000-memory.dmp
memory/1856-80-0x0000000007130000-0x0000000007144000-memory.dmp
memory/1856-78-0x00000000070F0000-0x0000000007101000-memory.dmp
memory/1856-76-0x0000000006F60000-0x0000000006F6A000-memory.dmp
memory/1856-15-0x0000000002300000-0x0000000002336000-memory.dmp
memory/1856-16-0x0000000074B30000-0x00000000752E0000-memory.dmp
memory/1856-17-0x0000000004E30000-0x0000000005458000-memory.dmp
memory/1856-18-0x0000000004B10000-0x0000000004B32000-memory.dmp
memory/1856-74-0x0000000007530000-0x0000000007BAA000-memory.dmp
memory/1856-51-0x0000000006D40000-0x0000000006D72000-memory.dmp
memory/1856-20-0x00000000054D0000-0x0000000005536000-memory.dmp
memory/1856-19-0x0000000004C30000-0x0000000004C96000-memory.dmp
memory/1856-53-0x00000000753C0000-0x000000007540C000-memory.dmp
memory/2852-45-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2952-33-0x0000000074B30000-0x00000000752E0000-memory.dmp
memory/2952-21-0x0000000074B30000-0x00000000752E0000-memory.dmp
memory/2952-32-0x0000000006270000-0x00000000065C4000-memory.dmp
memory/2952-82-0x0000000007ED0000-0x0000000007ED8000-memory.dmp
memory/2952-34-0x0000000074B30000-0x00000000752E0000-memory.dmp
memory/2952-52-0x00000000753C0000-0x000000007540C000-memory.dmp
memory/2952-49-0x0000000006890000-0x00000000068AE000-memory.dmp
memory/2952-81-0x0000000007EF0000-0x0000000007F0A000-memory.dmp
memory/2952-50-0x0000000006920000-0x000000000696C000-memory.dmp
memory/2952-88-0x0000000074B30000-0x00000000752E0000-memory.dmp
memory/2952-72-0x0000000006E20000-0x0000000006E3E000-memory.dmp
memory/2952-73-0x0000000006EC0000-0x0000000006F63000-memory.dmp
memory/2952-75-0x0000000007BB0000-0x0000000007BCA000-memory.dmp
memory/3112-91-0x0000000000F70000-0x0000000000F7E000-memory.dmp
memory/3112-90-0x0000000000F70000-0x0000000000F7E000-memory.dmp
memory/3112-92-0x0000000000870000-0x000000000089F000-memory.dmp
memory/3380-96-0x0000000002AA0000-0x0000000002B8E000-memory.dmp
memory/4208-0-0x0000000074B3E000-0x0000000074B3F000-memory.dmp
memory/4208-7-0x0000000006580000-0x000000000658E000-memory.dmp
memory/4208-8-0x00000000065A0000-0x00000000065B6000-memory.dmp
memory/4208-9-0x00000000091E0000-0x0000000009256000-memory.dmp
memory/4208-10-0x000000000C2F0000-0x000000000C38C000-memory.dmp
memory/4208-1-0x0000000000970000-0x0000000000A16000-memory.dmp
memory/4208-6-0x0000000006C90000-0x0000000006CA8000-memory.dmp
memory/4208-4-0x0000000074B30000-0x00000000752E0000-memory.dmp
memory/4208-2-0x00000000059C0000-0x0000000005F64000-memory.dmp
memory/4208-5-0x00000000055B0000-0x00000000055BA000-memory.dmp
memory/4208-3-0x0000000005410000-0x00000000054A2000-memory.dmp
memory/4208-47-0x0000000074B30000-0x00000000752E0000-memory.dmp