Analysis
- max time kernel
151s - max time network
151s - platform
windows10_x64 - resource
win10-en-20211208 - submitted
22/12/2021, 12:53
General
- Target LAYLA HASAN SARHAN CV.exe
- Size 699KB
- Sample211222-p4mvssfdd6
- SHA256 6bd5fda97afe76f3d6cc66ffac1350e77256315e151364355af9ee6d56be8ebf
Malware Config
Extracted
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xloader
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2.5
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a6hs
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yousuihz.com
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69819112.com
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thesunnysoulsisters.com
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pawaddictsva.com
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quinten-and-sam.com
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kareemrestaurant.com
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nbkck.com
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coralarray.com
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thedailybeaglenews.com
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vedovomsskrm.quest
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invest-signals.net
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apelsinkaufa.store
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mgav56.xyz
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rsferro.com
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quaythuocquynhchi.xyz
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entrepriseyulove.com
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darbodrum.com
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thehallowmusic.com
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julliancandles.com
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saildemo.com
Signatures
- Xloader
Xloader is a rebranded version of Formbook malware.
- Xloader Payload 3 IoCs
- Loads dropped DLL 1 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.
- Enumerates system info in registry 2 TTPs 1 IoCs
- Suspicious behavior: EnumeratesProcesses 62 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 5 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 12 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\LAYLA HASAN SARHAN CV.exe"C:\Users\Admin\AppData\Local\Temp\LAYLA HASAN SARHAN CV.exe"2⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\LAYLA HASAN SARHAN CV.exe"C:\Users\Admin\AppData\Local\Temp\LAYLA HASAN SARHAN CV.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\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\LAYLA HASAN SARHAN CV.exe"3⤵
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/2636-125-0x0000000004F90000-0x0000000004FB9000-memory.dmp
memory/2636-124-0x0000000000F20000-0x0000000000F2A000-memory.dmp
memory/2636-126-0x0000000005900000-0x0000000005C20000-memory.dmp
memory/2636-127-0x0000000005820000-0x00000000058B0000-memory.dmp
memory/3040-121-0x0000000005410000-0x0000000005520000-memory.dmp
memory/3040-128-0x0000000002E00000-0x0000000002EEA000-memory.dmp
memory/3684-120-0x0000000000E00000-0x0000000000E11000-memory.dmp
memory/3684-119-0x00000000009B0000-0x0000000000CD0000-memory.dmp
memory/3684-116-0x0000000000400000-0x0000000000429000-memory.dmp