Analysis
- max time kernel
148s - max time network
140s - platform
windows10_x64 - resource
win10-en-20211208 - submitted
15/12/2021, 16:21
General
- Target vbc.exe
- Size 965KB
- Sample211215-ttm52aaaf2
- SHA256 3d98af517d49b15dba615482257fd8a72f8810b0d4f18a47fce8bf06b3372fa9
Malware Config
Extracted
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formbook
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4.1
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m2i8
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theamazingpharmacy.com
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eradaty.com
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egoonia.com
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angelpawshealing.com
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a8816.com
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angelinalynne.com
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permanentcultures.com
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sageplic.xyz
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blocktechnologies.info
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security-amazon.com
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hopsnbarrel.com
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alexisalbertrealtor.com
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meifupin.com
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cinemagood.site
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5ign-upsa3.com
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knott.info
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funadventcalendars.com
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dominoscr.com
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yuandaxiang.com
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topnextmodel.com
Signatures
- Formbook
Formbook is a data stealing malware which is capable of stealing data.
- Formbook Payload 3 IoCs
- Uses the VBS compiler for execution 1 TTPs
- Suspicious use of SetThreadContext 3 IoCs
- Enumerates system info in registry 2 TTPs 1 IoCs
- Suspicious behavior: EnumeratesProcesses 46 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 5 IoCs
- Suspicious use of AdjustPrivilegeToken 3 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 WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\vbc.exe"C:\Users\Admin\AppData\Local\Temp\vbc.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\vbc.exe"C:\Users\Admin\AppData\Local\Temp\vbc.exe"3⤵
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C:\Users\Admin\AppData\Local\Temp\vbc.exe"C:\Users\Admin\AppData\Local\Temp\vbc.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\autochk.exe"C:\Windows\SysWOW64\autochk.exe"2⤵
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C:\Windows\SysWOW64\chkdsk.exe"C:\Windows\SysWOW64\chkdsk.exe"2⤵
- Suspicious use of SetThreadContext
- Enumerates system info in registry
- 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\vbc.exe"3⤵
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
memory/1104-136-0x00000000009F0000-0x0000000000A83000-memory.dmp
memory/1104-133-0x0000000000340000-0x000000000036F000-memory.dmp
memory/1104-134-0x0000000004DB0000-0x00000000050D0000-memory.dmp
memory/1104-132-0x0000000000DA0000-0x0000000000DAA000-memory.dmp
memory/1816-128-0x0000000001460000-0x0000000001780000-memory.dmp
memory/1816-125-0x0000000000400000-0x000000000042F000-memory.dmp
memory/1816-129-0x0000000001000000-0x0000000001014000-memory.dmp
memory/2928-137-0x0000000000690000-0x0000000000756000-memory.dmp
memory/2928-130-0x0000000005F40000-0x0000000006067000-memory.dmp
memory/3860-115-0x00000000007B0000-0x00000000007B1000-memory.dmp
memory/3860-123-0x0000000005ED0000-0x0000000005ED1000-memory.dmp
memory/3860-122-0x0000000002CA0000-0x0000000002CA1000-memory.dmp
memory/3860-121-0x0000000005BA0000-0x0000000005BA1000-memory.dmp
memory/3860-120-0x0000000005390000-0x0000000005398000-memory.dmp
memory/3860-119-0x0000000002C80000-0x0000000002C81000-memory.dmp
memory/3860-118-0x00000000051A0000-0x00000000051A1000-memory.dmp
memory/3860-124-0x0000000005F70000-0x000000000608E000-memory.dmp
memory/3860-117-0x00000000056A0000-0x00000000056A1000-memory.dmp