Analysis
- max time kernel
152s - max time network
156s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
- submitted
31/10/2022, 23:54
General
- Target Inquiry.exe
- Size 572KB
- Sample221031-3xvtqaech4
- SHA256 e13e08e3de1d9fa5a1fee56048118bf59a11ebbadbe2b38af4f10fecb6d29796
Malware Config
Extracted
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formbook
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4.1
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oi05
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fluidavail.online
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blchain.tech
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kyocera.website
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sangmine.xyz
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thepolicyjacket.info
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ssvhelpman.net
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y-t-design.com
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eminentabroad.com
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codingcamp.store
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bester.capital
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tanjiya23.site
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bheniamyn.dev
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top5monitor.com
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bit-prim.trade
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airstreamsocialclub.com
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darkwarspod.com
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zazisalesdistribution.com
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vivolentlo.online
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daftburo.net
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elemangelsin.xyz
Signatures
- Formbook
Formbook is a data stealing malware which is capable of stealing data.
- Formbook payload 4 IoCs
- 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). Likely ransomware behaviour.
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Enumerates system info in registry 2 TTPs 1 IoCs
- Suspicious behavior: EnumeratesProcesses 46 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 5 IoCs
- Suspicious use of AdjustPrivilegeToken 5 IoCs
- Suspicious use of WriteProcessMemory 18 IoCs
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Inquiry.exe"C:\Users\Admin\AppData\Local\Temp\Inquiry.exe"2⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- 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\Roaming\DZpUCDvjKYZme.exe"3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\DZpUCDvjKYZme" /XML "C:\Users\Admin\AppData\Local\Temp\tmp40F1.tmp"3⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\Inquiry.exe"C:\Users\Admin\AppData\Local\Temp\Inquiry.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\chkdsk.exe"C:\Windows\SysWOW64\chkdsk.exe"2⤵
- Suspicious use of SetThreadContext
- Enumerates system info in registry
- 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\Inquiry.exe"3⤵
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
tmp40F1.tmp
memory/2484-170-0x0000000008230000-0x00000000082DD000-memory.dmp
memory/2484-168-0x0000000008230000-0x00000000082DD000-memory.dmp
memory/2484-151-0x0000000003110000-0x000000000320F000-memory.dmp
memory/3724-148-0x0000000000400000-0x000000000042F000-memory.dmp
memory/3724-150-0x0000000001900000-0x0000000001914000-memory.dmp
memory/3724-149-0x0000000001950000-0x0000000001C9A000-memory.dmp
memory/3724-142-0x0000000000400000-0x000000000042F000-memory.dmp
memory/3788-140-0x0000000004D70000-0x0000000005398000-memory.dmp
memory/3788-157-0x0000000006FD0000-0x0000000006FDA000-memory.dmp
memory/3788-145-0x0000000005600000-0x0000000005666000-memory.dmp
memory/3788-147-0x0000000005C60000-0x0000000005C7E000-memory.dmp
memory/3788-143-0x0000000004CB0000-0x0000000004CD2000-memory.dmp
memory/3788-166-0x0000000007280000-0x0000000007288000-memory.dmp
memory/3788-138-0x0000000002360000-0x0000000002396000-memory.dmp
memory/3788-152-0x0000000006C10000-0x0000000006C42000-memory.dmp
memory/3788-153-0x0000000070520000-0x000000007056C000-memory.dmp
memory/3788-154-0x0000000006220000-0x000000000623E000-memory.dmp
memory/3788-155-0x00000000075B0000-0x0000000007C2A000-memory.dmp
memory/3788-156-0x0000000006F60000-0x0000000006F7A000-memory.dmp
memory/3788-144-0x0000000005590000-0x00000000055F6000-memory.dmp
memory/3788-158-0x00000000071E0000-0x0000000007276000-memory.dmp
memory/3788-165-0x00000000072A0000-0x00000000072BA000-memory.dmp
memory/3788-160-0x0000000007190000-0x000000000719E000-memory.dmp
memory/4280-161-0x00000000001C0000-0x00000000001CA000-memory.dmp
memory/4280-162-0x0000000001250000-0x000000000127F000-memory.dmp
memory/4280-163-0x0000000001AD0000-0x0000000001E1A000-memory.dmp
memory/4280-167-0x00000000018E0000-0x0000000001973000-memory.dmp
memory/4280-169-0x0000000001250000-0x000000000127F000-memory.dmp
memory/4792-135-0x0000000008840000-0x00000000088DC000-memory.dmp
memory/4792-132-0x0000000000AF0000-0x0000000000B86000-memory.dmp
memory/4792-134-0x0000000007BB0000-0x0000000007C42000-memory.dmp
memory/4792-133-0x00000000080B0000-0x0000000008654000-memory.dmp