Analysis
- max time kernel
150s - max time network
136s - platform
windows10_x64 - resource
win10v200722 - submitted
12/08/2020, 14:37
General
- Target 0mwSprBZ47mNQyY.exe
- Size 665KB
- Sample200812-9hpcdz8xle
- SHA256 ea74eac48adf2b19c3102578cb14ee0cd1d51f5e5e1da2fb4ab5b0d3f7e91827
Malware Config
Extracted
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formbook
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http://www.regulars6.com/zaer/
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lipbombed.com
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abmeadors-insurance.biz
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devtechsolar.com
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austin-roofingcontractor.com
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makavelioffspring.com
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sredalab.com
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attractionvideo.com
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designmouldingterrain.com
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nicerecipes15.info
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gdclosalcores.com
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jesussaysyesorno.online
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forpleasantsleep.com
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cynthiascountrystore.com
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thedisinsiderbeta.com
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dushixue.com
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eveitis.com
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huyue-jixie.com
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buoyantcoin.com
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london-security-shutters.com
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fokusworld.com
Signatures
- Formbook
Formbook is a data stealing malware which is capable of stealing data.
- Formbook Payload 4 IoCs
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Suspicious use of SetThreadContext 4 IoCs
- Gathers network information 2 TTPs 1 IoCs
Uses commandline utility to view network configuration.
- Modifies Internet Explorer settings 1 TTPs 1 IoCs
- Suspicious behavior: EnumeratesProcesses 36 IoCs
- Suspicious behavior: MapViewOfSection 8 IoCs
- Suspicious use of AdjustPrivilegeToken 7 IoCs
- Suspicious use of WriteProcessMemory 18 IoCs
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\0mwSprBZ47mNQyY.exe"C:\Users\Admin\AppData\Local\Temp\0mwSprBZ47mNQyY.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\0mwSprBZ47mNQyY.exe"C:\Users\Admin\AppData\Local\Temp\0mwSprBZ47mNQyY.exe"3⤵
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C:\Users\Admin\AppData\Local\Temp\0mwSprBZ47mNQyY.exe"C:\Users\Admin\AppData\Local\Temp\0mwSprBZ47mNQyY.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\autoconv.exe"C:\Windows\SysWOW64\autoconv.exe"2⤵
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C:\Windows\SysWOW64\ipconfig.exe"C:\Windows\SysWOW64\ipconfig.exe"2⤵
- Suspicious use of SetThreadContext
- Gathers network information
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe/c copy "C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Login Data" "C:\Users\Admin\AppData\Local\Temp\DB1" /V3⤵
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C:\Program Files\Mozilla Firefox\Firefox.exe"C:\Program Files\Mozilla Firefox\Firefox.exe"3⤵
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/2612-22-0x00007FF7ADBE0000-0x00007FF7ADC73000-memory.dmp
memory/2612-23-0x00007FF7ADBE0000-0x00007FF7ADC73000-memory.dmp
memory/2612-21-0x00007FF7ADBE0000-0x00007FF7ADC73000-memory.dmp
memory/2960-18-0x00000000050D0000-0x00000000051F0000-memory.dmp
memory/3208-19-0x0000000006250000-0x00000000062FA000-memory.dmp
memory/3208-14-0x0000000000210000-0x000000000021B000-memory.dmp
memory/3208-13-0x0000000000210000-0x000000000021B000-memory.dmp
memory/3208-17-0x00000000057D0000-0x00000000058C2000-memory.dmp
memory/3740-7-0x00000000055B0000-0x00000000055BB000-memory.dmp
memory/3740-9-0x00000000012B0000-0x00000000012E0000-memory.dmp
memory/3740-8-0x00000000081C0000-0x0000000008206000-memory.dmp
memory/3740-0-0x0000000073B90000-0x000000007427E000-memory.dmp
memory/3740-6-0x00000000052D0000-0x00000000052D1000-memory.dmp
memory/3740-5-0x00000000053B0000-0x00000000053B1000-memory.dmp
memory/3740-4-0x0000000005300000-0x0000000005301000-memory.dmp
memory/3740-3-0x00000000058B0000-0x00000000058B1000-memory.dmp
memory/3740-1-0x0000000000A10000-0x0000000000A11000-memory.dmp
memory/4040-10-0x0000000000400000-0x000000000042E000-memory.dmp