Analysis
- max time kernel
149s - max time network
151s - platform
windows10_x64 - resource
win10 - submitted
11/08/2020, 13:43
General
- Target eDAwBRs0aYf2st9.exe
- Size 439KB
- Sample200811-lwfs869pg2
- SHA256 2351032596ba226e2ae00a4967cd8f85b158b5b2cfc1869d919bf5a2eea3c129
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
- Modifies Internet Explorer settings 1 TTPs 1 IoCs
- Suspicious behavior: EnumeratesProcesses 36 IoCs
- Suspicious behavior: MapViewOfSection 8 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 use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\eDAwBRs0aYf2st9.exe"C:\Users\Admin\AppData\Local\Temp\eDAwBRs0aYf2st9.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\eDAwBRs0aYf2st9.exe"C:\Users\Admin\AppData\Local\Temp\eDAwBRs0aYf2st9.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\explorer.exe"C:\Windows\SysWOW64\explorer.exe"2⤵
- Suspicious use of SetThreadContext
- 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/1168-11-0x0000000000400000-0x000000000042E000-memory.dmp
memory/1432-18-0x0000000006340000-0x0000000006483000-memory.dmp
memory/1432-15-0x0000000000230000-0x000000000066F000-memory.dmp
memory/1432-14-0x0000000000230000-0x000000000066F000-memory.dmp
memory/3252-21-0x00007FF78E720000-0x00007FF78E7B3000-memory.dmp
memory/3252-23-0x00007FF78E720000-0x00007FF78E7B3000-memory.dmp
memory/3252-22-0x00007FF78E720000-0x00007FF78E7B3000-memory.dmp
memory/3832-7-0x0000000005150000-0x0000000005151000-memory.dmp
memory/3832-0-0x0000000073D70000-0x000000007445E000-memory.dmp
memory/3832-10-0x0000000000BF0000-0x0000000000C20000-memory.dmp
memory/3832-8-0x0000000005470000-0x000000000547B000-memory.dmp
memory/3832-9-0x0000000000BA0000-0x0000000000BE6000-memory.dmp
memory/3832-6-0x0000000004E40000-0x0000000004E41000-memory.dmp
memory/3832-5-0x0000000004FD0000-0x0000000004FD1000-memory.dmp
memory/3832-4-0x00000000054D0000-0x00000000054D1000-memory.dmp
memory/3832-3-0x0000000004E80000-0x0000000004E81000-memory.dmp
memory/3832-1-0x00000000005C0000-0x00000000005C1000-memory.dmp