Analysis
- max time kernel
150s - max time network
143s - platform
windows10_x64 - resource
win10v20210410 - submitted
29/07/2021, 06:12
General
- Target MR# RFx 21-2034021.exe
- Size 1.1MB
- Sample210729-mpxgmvt9ee
- SHA256 7f3e97e42369a76be6688dc29fe71b83b0754acc7df08a6253460e23da7d1ce7
Malware Config
Extracted
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formbook
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4.1
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http://www.nouolive.com/wt5i/
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mydreamct.com
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vadicore.com
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choicemango.com
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projectsolutionspro.com
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ncg.xyz
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goio.digital
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ee-secure-account.com
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criminalstudy.com
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fsjuanzhi.com
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pont-travaux-public.com
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agencepartenaire.com
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jlsyzm.com
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prosselius.com
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woodendgroups.com
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thereproducts.site
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sigmagrupo.net
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chelseagracia.com
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fusosstore.com
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chrissypips.trade
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mvlxplcswa.com
Signatures
- Formbook
Formbook is a data stealing malware which is capable of stealing data.
- suricata: ET MALWARE FormBook CnC Checkin (GET)
- CustAttr .NET packer 1 IoCs
Detects CustAttr .NET packer in memory.
- Formbook Payload 3 IoCs
- Suspicious use of SetThreadContext 3 IoCs
- Suspicious behavior: EnumeratesProcesses 50 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 5 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of UnmapMainImage 1 IoCs
- Suspicious use of WriteProcessMemory 21 IoCs
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\MR# RFx 21-2034021.exe"C:\Users\Admin\AppData\Local\Temp\MR# RFx 21-2034021.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\MR# RFx 21-2034021.exe"C:\Users\Admin\AppData\Local\Temp\MR# RFx 21-2034021.exe"3⤵
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C:\Users\Admin\AppData\Local\Temp\MR# RFx 21-2034021.exe"C:\Users\Admin\AppData\Local\Temp\MR# RFx 21-2034021.exe"3⤵
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C:\Users\Admin\AppData\Local\Temp\MR# RFx 21-2034021.exe"C:\Users\Admin\AppData\Local\Temp\MR# RFx 21-2034021.exe"3⤵
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C:\Users\Admin\AppData\Local\Temp\MR# RFx 21-2034021.exe"C:\Users\Admin\AppData\Local\Temp\MR# RFx 21-2034021.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\cmmon32.exe"C:\Windows\SysWOW64\cmmon32.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:\Users\Admin\AppData\Local\Temp\MR# RFx 21-2034021.exe"3⤵
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Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
memory/1768-125-0x0000000000400000-0x000000000042E000-memory.dmp
memory/1768-127-0x0000000001560000-0x0000000001880000-memory.dmp
memory/1768-128-0x0000000000F90000-0x00000000010DA000-memory.dmp
memory/2996-136-0x0000000002740000-0x000000000283D000-memory.dmp
memory/2996-129-0x0000000005C50000-0x0000000005DC5000-memory.dmp
memory/3868-132-0x00000000012E0000-0x00000000012EC000-memory.dmp
memory/3868-135-0x0000000001070000-0x0000000001103000-memory.dmp
memory/3868-134-0x00000000046F0000-0x0000000004A10000-memory.dmp
memory/3868-133-0x0000000000650000-0x000000000067E000-memory.dmp
memory/3904-121-0x0000000004B40000-0x000000000503E000-memory.dmp
memory/3904-119-0x0000000004A50000-0x0000000004A51000-memory.dmp
memory/3904-118-0x0000000004B40000-0x0000000004B41000-memory.dmp
memory/3904-114-0x0000000000120000-0x0000000000121000-memory.dmp
memory/3904-117-0x0000000005040000-0x0000000005041000-memory.dmp
memory/3904-120-0x0000000004D40000-0x0000000004D41000-memory.dmp
memory/3904-123-0x0000000007160000-0x00000000071D5000-memory.dmp
memory/3904-122-0x0000000004EB0000-0x0000000004EBB000-memory.dmp
memory/3904-124-0x00000000071E0000-0x0000000007210000-memory.dmp
memory/3904-116-0x0000000004AA0000-0x0000000004AA1000-memory.dmp