Analysis
- max time kernel
144s - max time network
121s - platform
windows7_x64 - resource
win7-20230712-en - resource tags
- submitted
20/07/2023, 04:12
General
- Target 99b387d1de76dcfbb4cb6c33eb919a49.exe
- Size 388KB
- Sample230720-eshftscg23
- SHA256 4aea5f6079cedf9c5205a0939e9c05119d5df7d73dde0f3a19ab2fd09a6443da
Malware Config
Extracted
-
formbook
-
4.1
-
ms14
-
adjoinstaff.online
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kmmdznky.cfd
-
keyviewgroup.com
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kidomarketing.com
-
jroxtqpq.cfd
-
jdevmx.com
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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 1 IoCs
- Suspicious behavior: MapViewOfSection 1 IoCs
- Suspicious use of WriteProcessMemory 5 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\99b387d1de76dcfbb4cb6c33eb919a49.exe"C:\Users\Admin\AppData\Local\Temp\99b387d1de76dcfbb4cb6c33eb919a49.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\99b387d1de76dcfbb4cb6c33eb919a49.exe"C:\Users\Admin\AppData\Local\Temp\99b387d1de76dcfbb4cb6c33eb919a49.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/2744-64-0x0000000000400000-0x0000000001462000-memory.dmp
memory/2744-65-0x0000000000400000-0x0000000001462000-memory.dmp
memory/2744-66-0x0000000077020000-0x00000000771C9000-memory.dmp
memory/2744-67-0x0000000000400000-0x0000000001462000-memory.dmp
memory/2744-68-0x0000000001470000-0x00000000072AB000-memory.dmp
memory/2744-72-0x0000000037500000-0x0000000037803000-memory.dmp
memory/2744-69-0x0000000001470000-0x00000000072AB000-memory.dmp
memory/3040-61-0x0000000077020000-0x00000000771C9000-memory.dmp
memory/3040-62-0x0000000077210000-0x00000000772E6000-memory.dmp
memory/3040-63-0x0000000074540000-0x0000000074546000-memory.dmp