Analysis
- max time kernel
148s - max time network
141s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
- submitted
15/05/2024, 03:11
General
- Target 444d3df9a20c68281353a091f76428e3_JaffaCakes118.exe
- Size 485KB
- Sample240515-dpvrbaed7z
- SHA256 c222b07df99688f8ba5c35ce475d970b9fd0597420061d42707b553d00c788aa
Malware Config
Extracted
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formbook
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3.9
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um
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tophandbagmart.com
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indycabinetconnection.com
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lastmonthsnews.com
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schoolofgeneius.com
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talkingtoms.com
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pleasefixmyheat.com
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nvdough.com
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tauruslegal.com
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designercoverscustom.com
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clubdevfun.com
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pourpop.com
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republiccreditcoin.com
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nmochat.com
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techpriors.com
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apartmentsomr.com
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edjamesjones.com
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hxtfgs.com
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betturka.media
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organicwaisttrainingcorset.com
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foxtrotfilm.com
Signatures
- Formbook
Formbook is a data stealing malware which is capable of stealing data.
- Formbook payload 2 IoCs
- Adds policy Run key to start application 2 TTPs 2 IoCs
- Obfuscated with Agile.Net obfuscator 1 IoCs
Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Uses the VBS compiler for execution 1 TTPs
- Suspicious use of SetThreadContext 3 IoCs
- Drops file in Program Files directory 1 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 62 IoCs
- Suspicious behavior: MapViewOfSection 6 IoCs
- Suspicious use of AdjustPrivilegeToken 6 IoCs
- Suspicious use of UnmapMainImage 1 IoCs
- Suspicious use of WriteProcessMemory 13 IoCs
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\444d3df9a20c68281353a091f76428e3_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\444d3df9a20c68281353a091f76428e3_JaffaCakes118.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\ipconfig.exe"C:\Windows\SysWOW64\ipconfig.exe"2⤵
- Adds policy Run key to start application
- Suspicious use of SetThreadContext
- Drops file in Program Files directory
- 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 del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"3⤵
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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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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
DB1
78Nlogim.jpeg
78Nlogrg.ini
78Nlogri.ini
78Nlogrv.ini
memory/116-10-0x00000000018B0000-0x0000000001BFA000-memory.dmp
memory/116-12-0x0000000000400000-0x000000000042A000-memory.dmp
memory/116-13-0x00000000017C0000-0x00000000017D4000-memory.dmp
memory/116-6-0x0000000000400000-0x000000000042A000-memory.dmp
memory/3488-25-0x000000000A4E0000-0x000000000A637000-memory.dmp
memory/3488-18-0x0000000007B50000-0x0000000007C78000-memory.dmp
memory/3488-14-0x0000000007B50000-0x0000000007C78000-memory.dmp
memory/3488-22-0x000000000A4E0000-0x000000000A637000-memory.dmp
memory/3488-21-0x000000000A4E0000-0x000000000A637000-memory.dmp
memory/4752-5-0x0000000004BE0000-0x0000000004C10000-memory.dmp
memory/4752-8-0x0000000074E40000-0x00000000755F0000-memory.dmp
memory/4752-0-0x0000000074E4E000-0x0000000074E4F000-memory.dmp
memory/4752-9-0x0000000074E40000-0x00000000755F0000-memory.dmp
memory/4752-4-0x0000000074E40000-0x00000000755F0000-memory.dmp
memory/4752-3-0x0000000004E40000-0x0000000004E9A000-memory.dmp
memory/4752-2-0x0000000004A40000-0x0000000004AD2000-memory.dmp
memory/4752-1-0x0000000000060000-0x00000000000E0000-memory.dmp
memory/4768-16-0x0000000000550000-0x000000000055B000-memory.dmp
memory/4768-15-0x0000000000550000-0x000000000055B000-memory.dmp