Analysis
- max time kernel
148s - max time network
144s - platform
windows10-2004_x64 - resource
win10v2004-20220310-en - submitted
13/04/2022, 03:53
General
- Target PO-0087HY.exe
- Size 560KB
- Sample220413-efnr3safer
- SHA256 c60e862dbc8789d65606a8aadcdc4472d6db35d37be95c3e02fcbb92ba64b30f
Malware Config
Extracted
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formbook
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4.1
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dw4g
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keundha.com
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gss-india.com
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neema.xyz
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marscastvoyage.com
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cafuti.com
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empiredigitalworldnews.com
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rumblebumbles.com
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chevalpublications.com
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rewindau.com
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dskensho321.xyz
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fywb-avff.com
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locking-devices.com
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getsomeincome.com
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uva888.com
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rrrf.space
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timberlandobuwie.com
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transferpanou.com
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ikigaicornerstore.com
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jervoisbrazil.com
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savagereviews.xyz
Signatures
- Formbook
Formbook is a data stealing malware which is capable of stealing data.
- suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (GET)
- Formbook Payload 2 IoCs
- Executes dropped EXE 2 IoCs
- Suspicious use of SetThreadContext 3 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Suspicious behavior: EnumeratesProcesses 58 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 5 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 15 IoCs
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\PO-0087HY.exe"C:\Users\Admin\AppData\Local\Temp\PO-0087HY.exe"2⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\gbqbjqpfmz.exeC:\Users\Admin\AppData\Local\Temp\gbqbjqpfmz.exe C:\Users\Admin\AppData\Local\Temp\pqyohhzl3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\gbqbjqpfmz.exeC:\Users\Admin\AppData\Local\Temp\gbqbjqpfmz.exe C:\Users\Admin\AppData\Local\Temp\pqyohhzl4⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\autoconv.exe"C:\Windows\SysWOW64\autoconv.exe"2⤵
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C:\Windows\SysWOW64\control.exe"C:\Windows\SysWOW64\control.exe"2⤵
- Suspicious use of SetThreadContext
- 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\gbqbjqpfmz.exe"3⤵
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
5ait3dfmmxyp653y
gbqbjqpfmz.exe
gbqbjqpfmz.exe
gbqbjqpfmz.exe
pqyohhzl
memory/2692-143-0x00000000014C0000-0x000000000180A000-memory.dmp
memory/2692-140-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2692-144-0x0000000001170000-0x0000000001184000-memory.dmp
memory/2996-145-0x00000000083E0000-0x0000000008519000-memory.dmp
memory/2996-152-0x0000000008580000-0x0000000008646000-memory.dmp
memory/3792-149-0x00000000006F0000-0x000000000071F000-memory.dmp
memory/3792-148-0x0000000000220000-0x0000000000247000-memory.dmp
memory/3792-150-0x0000000002540000-0x000000000288A000-memory.dmp
memory/3792-151-0x00000000023F0000-0x0000000002483000-memory.dmp