Analysis
- max time kernel
150s - max time network
147s - platform
windows10_x64 - resource
win10v20201028 - submitted
13/12/2020, 07:50
General
- Target ecfa03d9a76c3f23cb95ea901c8a91e2.exe
- Size 670KB
- Sample201213-ydmwctkw7j
- SHA256 1b2c230f5f2eac2ec3c526fbbce301bc5c06452ded6bc2d30eb945539c33eeda
Malware Config
Extracted
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formbook
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http://www.herbmedia.net/csv8/
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slgacha.com
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oohdough.com
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6983ylc.com
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aykassociate.com
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latin-hotspot.com
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starrockindia.com
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beamsubway.com
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queensboutique1000.com
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madbaddie.com
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bhoomimart.com
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ankitparivar.com
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aldanasanchezmx.com
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citest1597669833.com
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cristianofreitas.com
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myplantus.com
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counterfeitmilk.com
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8xf39.com
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pregnantwomens.com
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yyyut6.com
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stnanguo.com
Signatures
- Formbook
Formbook is a data stealing malware which is capable of stealing data.
- ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
- Xloader
Xloader is a rebranded version of Formbook malware.
- Xloader Payload 1 IoCs
- Adds policy Run key to start application 2 TTPs 2 IoCs
- Adds Run key to start application 2 TTPs 1 IoCs
- Suspicious use of SetThreadContext 3 IoCs
- Modifies system certificate store 2 TTPs 2 IoCs
- Suspicious behavior: EnumeratesProcesses 50 IoCs
- Suspicious behavior: MapViewOfSection 5 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\ecfa03d9a76c3f23cb95ea901c8a91e2.exe"C:\Users\Admin\AppData\Local\Temp\ecfa03d9a76c3f23cb95ea901c8a91e2.exe"2⤵
- Suspicious use of SetThreadContext
- Modifies system certificate store
- Suspicious use of WriteProcessMemory
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C:\Program Files (x86)\internet explorer\ieinstal.exe"C:\Program Files (x86)\internet explorer\ieinstal.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\raserver.exe"C:\Windows\SysWOW64\raserver.exe"2⤵
- Adds policy Run key to start application
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/2604-2-0x00000000006A0000-0x00000000006B3000-memory.dmp
memory/2604-4-0x0000000004630000-0x000000000467D000-memory.dmp
memory/2748-6-0x0000000000530000-0x000000000055B000-memory.dmp
memory/2748-8-0x0000000000530000-0x000000000055B000-memory.dmp
memory/3256-10-0x00000000000B0000-0x00000000000CF000-memory.dmp
memory/3256-11-0x00000000000B0000-0x00000000000CF000-memory.dmp
memory/3256-12-0x00000000065A0000-0x0000000006659000-memory.dmp