Analysis
- max time kernel
143s - max time network
148s - platform
windows7_x64 - resource
win7-en - submitted
11/09/2021, 15:55
General
- Target Bdcuhmcgbsvmxhmuasrulqqnfbjdnogomk.exe
- Size 814KB
- Sample210911-tcsdesefaj
- SHA256 4d80ab79360b092bb5d8fa41d14388dffe5ef42839b6dbbf741f0ce5c3424d1e
Malware Config
Extracted
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formbook
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4.1
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3nop
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http://www.jakesplacebarbers.com/3nop/
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videohm.com
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panache-rose.com
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alnooncars-kw.com
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trueblue2u.com
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brussels-cafe.com
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ip2c.net
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influenzerr.com
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rbcoq.com
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zzful.com
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drainthe.com
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sumaholesson.com
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cursosaprovados.com
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genotecinc.com
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dbrulhart.com
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theapiarystudios.com
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kensyu-kan.com
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dkku88.com
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tikhyper.com
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aztecnort.com
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homebrim.com
Signatures
- Formbook
Formbook is a data stealing malware which is capable of stealing data.
- suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (GET)
- Formbook Payload 3 IoCs
- Suspicious use of SetThreadContext 2 IoCs
- Suspicious behavior: EnumeratesProcesses 22 IoCs
- Suspicious behavior: MapViewOfSection 5 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of FindShellTrayWindow 4 IoCs
- Suspicious use of SendNotifyMessage 4 IoCs
- Suspicious use of WriteProcessMemory 15 IoCs
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Bdcuhmcgbsvmxhmuasrulqqnfbjdnogomk.exe"C:\Users\Admin\AppData\Local\Temp\Bdcuhmcgbsvmxhmuasrulqqnfbjdnogomk.exe"2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\secinit.exeC:\Windows\System32\secinit.exe3⤵
- 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\wscript.exe"C:\Windows\SysWOW64\wscript.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:\Windows\SysWOW64\secinit.exe"3⤵
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Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
memory/288-69-0x0000000002000000-0x0000000002093000-memory.dmp
memory/288-68-0x00000000020B0000-0x00000000023B3000-memory.dmp
memory/288-67-0x0000000000070000-0x000000000009E000-memory.dmp
memory/288-66-0x00000000009B0000-0x00000000009D6000-memory.dmp
memory/848-60-0x0000000010410000-0x000000001043E000-memory.dmp
memory/848-62-0x0000000000410000-0x0000000000424000-memory.dmp
memory/848-61-0x0000000002090000-0x0000000002393000-memory.dmp
memory/848-59-0x00000000000D0000-0x00000000000D1000-memory.dmp
memory/1244-63-0x0000000007740000-0x00000000078E8000-memory.dmp
memory/1244-70-0x00000000082C0000-0x000000000842F000-memory.dmp
memory/1880-52-0x00000000002C0000-0x00000000002C1000-memory.dmp
memory/1880-57-0x0000000004190000-0x00000000041C5000-memory.dmp
memory/1880-56-0x00000000766B1000-0x00000000766B3000-memory.dmp