Analysis
- max time kernel
148s - max time network
140s - platform
windows10-2004_x64 - resource
win10v2004-20230621-en - resource tags
- submitted
03/07/2023, 09:35
General
- Target BL-SHIPPING DOCUMENTS.exe
- Size 242KB
- Sample230703-lkb3eahb4t
- SHA256 221f3d1fe2ec39b9854c584a51fa3cd49f23995f8ae99c8c7d8e2efa85bb38b0
Malware Config
Extracted
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formbook
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4.1
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s28y
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whytry.shop
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readyconcreto.com
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redbudvending.com
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prosblogs.com
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litescales.sbs
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campinglager.beer
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serenitysuite.health
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starbytescafe.com
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youbi.cyou
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hg301d.cfd
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nissanvideos.com
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kedou25.com
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relovedresses.com
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contourbioinc.com
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usrinfo.top
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i8ep58.cfd
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wildcatcreekhomes.com
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mpocash.mobi
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shisokj.vip
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jiangwan.top
Signatures
- Formbook
Formbook is a data stealing malware which is capable of stealing data.
- Formbook payload 4 IoCs
- Loads dropped DLL 1 IoCs
- Adds Run key to start application 2 TTPs 1 IoCs
- Suspicious use of SetThreadContext 3 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Modifies registry class 2 IoCs
- Suspicious behavior: EnumeratesProcesses 60 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 6 IoCs
- Suspicious use of AdjustPrivilegeToken 6 IoCs
- Suspicious use of WriteProcessMemory 10 IoCs
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\BL-SHIPPING DOCUMENTS.exe"C:\Users\Admin\AppData\Local\Temp\BL-SHIPPING DOCUMENTS.exe"2⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\BL-SHIPPING DOCUMENTS.exe"C:\Users\Admin\AppData\Local\Temp\BL-SHIPPING DOCUMENTS.exe"3⤵
- 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\help.exe"C:\Windows\SysWOW64\help.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\BL-SHIPPING DOCUMENTS.exe"3⤵
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
inaiae.dll
memory/1212-146-0x0000000000400000-0x000000000042F000-memory.dmp
memory/1212-141-0x0000000000400000-0x000000000042F000-memory.dmp
memory/1212-142-0x0000000000A20000-0x0000000000D6A000-memory.dmp
memory/1212-144-0x00000000006E0000-0x00000000006F5000-memory.dmp
memory/2484-139-0x00000000021C0000-0x00000000021C2000-memory.dmp
memory/3232-145-0x00000000086C0000-0x0000000008826000-memory.dmp
memory/3232-155-0x0000000003060000-0x000000000313F000-memory.dmp
memory/3232-156-0x0000000003060000-0x000000000313F000-memory.dmp
memory/3232-158-0x0000000003060000-0x000000000313F000-memory.dmp
memory/4376-148-0x0000000000DB0000-0x0000000000DB7000-memory.dmp
memory/4376-152-0x0000000000B30000-0x0000000000B5F000-memory.dmp
memory/4376-149-0x0000000000DB0000-0x0000000000DB7000-memory.dmp
memory/4376-151-0x0000000001460000-0x00000000017AA000-memory.dmp
memory/4376-150-0x0000000000B30000-0x0000000000B5F000-memory.dmp
memory/4376-154-0x00000000012B0000-0x0000000001344000-memory.dmp