Analysis
- max time kernel
153s - max time network
155s - platform
windows10-2004_x64 - resource
win10v2004-20220310-en - submitted
21/03/2022, 13:00
General
- Target 4aa1142a3f569b23158f637ffb90d9ee.exe
- Size 242KB
- Sample220321-p8n9escdb2
- SHA256 df9fe11c039698ca36c7d81bd75de8700aacb67e4ce98b9df0ceaa2fe6d2c623
Malware Config
Extracted
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formbook
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4.1
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sh30
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raptorwin.com
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mmwavesolved.com
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coachingwithcc.com
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ssvminc.com
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celdegobierno.info
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wpaci.com
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denison.top
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fdsff.com
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kelsapur.com
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pontodeacucar.com
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tgbamg.com
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hkserver.xyz
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muscatrfc.com
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gylslgzn.com
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roses-rouges.com
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stanleymediaproductions.com
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mintplatform.store
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mentalallyhealth.com
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lezfilm.com
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lucarbo.com
Signatures
- Formbook
Formbook is a data stealing malware which is capable of stealing data.
- Formbook Payload 3 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 56 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 5 IoCs
- Suspicious use of AdjustPrivilegeToken 6 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 AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\4aa1142a3f569b23158f637ffb90d9ee.exe"C:\Users\Admin\AppData\Local\Temp\4aa1142a3f569b23158f637ffb90d9ee.exe"2⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\flbxgxxvvd.exeC:\Users\Admin\AppData\Local\Temp\flbxgxxvvd.exe C:\Users\Admin\AppData\Local\Temp\ckgigfnnh3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\flbxgxxvvd.exeC:\Users\Admin\AppData\Local\Temp\flbxgxxvvd.exe C:\Users\Admin\AppData\Local\Temp\ckgigfnnh4⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\wlanext.exe"C:\Windows\SysWOW64\wlanext.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\flbxgxxvvd.exe"3⤵
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/2564-141-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2564-138-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2564-142-0x0000000000AF0000-0x0000000000E3A000-memory.dmp
memory/2564-143-0x0000000000AA0000-0x0000000000AB4000-memory.dmp
memory/2752-144-0x00000000033A0000-0x0000000003465000-memory.dmp
memory/2752-149-0x0000000003290000-0x0000000003330000-memory.dmp
memory/3212-145-0x0000000000A50000-0x0000000000A67000-memory.dmp
memory/3212-146-0x00000000016C0000-0x0000000001A0A000-memory.dmp
memory/3212-147-0x0000000000B80000-0x0000000000BAF000-memory.dmp
memory/3212-148-0x00000000012A0000-0x0000000001333000-memory.dmp