Analysis
- max time kernel
145s - max time network
146s - platform
windows10-2004_x64 - resource
win10v2004-20230703-en - resource tags
- submitted
18/07/2023, 07:10
General
- Target caafec374594c5b93a986bc31df97f17.exe
- Size 402KB
- Sample230718-hzc2gagg89
- SHA256 99db3b5192d77a3db297df19db4e486c3af98416b0c023720fa2f3e88d6086cf
Malware Config
Extracted
-
formbook
-
4.1
-
ms14
-
adjoinstaff.online
-
kmmdznky.cfd
-
keyviewgroup.com
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kidomarketing.com
-
jroxtqpq.cfd
-
jdevmx.com
-
genqaagz.cfd
-
1cdpwp.cfd
-
francegoldvip.com
-
2qy218.xyz
-
peterscanner.com
-
trullys.com
-
aniwatch.top
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windyhillcnc.com
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pokazhu.com
-
r74jsy.cfd
-
paulgadgets.com
-
lindanewtee.com
-
lasik-de-de-8808230.zone
-
critone.site
Signatures
- Formbook
Formbook is a data stealing malware which is capable of stealing data.
- Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
- Formbook payload 1 IoCs
- Checks QEMU agent file 2 TTPs 2 IoCs
Checks presence of QEMU agent, possibly to detect virtualization.
- Loads dropped DLL 1 IoCs
- Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
- Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious behavior: MapViewOfSection 1 IoCs
- Suspicious use of WriteProcessMemory 4 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\caafec374594c5b93a986bc31df97f17.exe"C:\Users\Admin\AppData\Local\Temp\caafec374594c5b93a986bc31df97f17.exe"1⤵
- Checks QEMU agent file
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\caafec374594c5b93a986bc31df97f17.exe"C:\Users\Admin\AppData\Local\Temp\caafec374594c5b93a986bc31df97f17.exe"2⤵
- Checks QEMU agent file
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
System.dll
memory/60-148-0x0000000077E88000-0x0000000077E89000-memory.dmp
memory/60-150-0x0000000001660000-0x000000000475D000-memory.dmp
memory/60-154-0x0000000077E01000-0x0000000077F21000-memory.dmp
memory/60-153-0x0000000001660000-0x000000000475D000-memory.dmp
memory/60-152-0x0000000034BE0000-0x0000000034F2A000-memory.dmp
memory/60-145-0x0000000000400000-0x0000000001654000-memory.dmp
memory/60-146-0x0000000001660000-0x000000000475D000-memory.dmp
memory/60-147-0x0000000001660000-0x000000000475D000-memory.dmp
memory/60-149-0x0000000000400000-0x0000000001654000-memory.dmp
memory/3936-140-0x0000000004A10000-0x0000000007B0D000-memory.dmp
memory/3936-141-0x0000000004A10000-0x0000000007B0D000-memory.dmp
memory/3936-143-0x0000000077E01000-0x0000000077F21000-memory.dmp
memory/3936-144-0x0000000074C60000-0x0000000074C66000-memory.dmp
memory/3936-142-0x0000000077E01000-0x0000000077F21000-memory.dmp