Analysis
- max time kernel
153s - max time network
156s - platform
windows10-2004_x64 - resource
win10v2004-20230703-en - resource tags
- submitted
15/08/2023, 06:23
General
- Target Dekont.exe
- Size 274KB
- Sample230815-g5gfeahb58
- SHA256 7b58d27c182cc3c04d6d5b2c1901f0e8dd8caf1bbe51c8b17f40b8dac185b712
Malware Config
Extracted
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formbook
-
4.1
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k13s
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runbe.fun
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factrip.com
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zalenterprises.net
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yoyufoods.com
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soniakmahajan.com
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jdfdht.site
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provenimpact.net
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hotelsmadridairport.com
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avondalemclarenparts.com
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champagnepelissot.com
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dqnshtvn.click
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barbarahensonrealestate.com
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jrys117.top
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amb168g.pro
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zionsystem.live
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highcaliberhusbands.com
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dsc-marketing.com
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outlemax.com
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legalloanmaster.com
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sky71.link
Signatures
- Formbook
Formbook is a data stealing malware which is capable of stealing data.
- Formbook payload 4 IoCs
- Loads dropped DLL 1 IoCs
- Suspicious use of SetThreadContext 3 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious behavior: EnumeratesProcesses 60 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 6 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 10 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\Dekont.exe"C:\Users\Admin\AppData\Local\Temp\Dekont.exe"2⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Dekont.exe"C:\Users\Admin\AppData\Local\Temp\Dekont.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\wlanext.exe"C:\Windows\SysWOW64\wlanext.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\Dekont.exe"3⤵
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
xbcjidpo.dll
memory/1216-139-0x0000000000B70000-0x0000000000B72000-memory.dmp
memory/1388-150-0x00000000006B0000-0x00000000006C7000-memory.dmp
memory/1388-156-0x0000000000E20000-0x0000000000EB3000-memory.dmp
memory/1388-153-0x00000000006D0000-0x00000000006FF000-memory.dmp
memory/1388-152-0x00000000010B0000-0x00000000013FA000-memory.dmp
memory/1388-151-0x00000000006D0000-0x00000000006FF000-memory.dmp
memory/1388-147-0x00000000006B0000-0x00000000006C7000-memory.dmp
memory/2140-143-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2140-144-0x0000000000600000-0x0000000000614000-memory.dmp
memory/2140-141-0x0000000000B00000-0x0000000000E4A000-memory.dmp
memory/2140-140-0x0000000000400000-0x000000000042F000-memory.dmp
memory/3224-145-0x0000000002C20000-0x0000000002D9C000-memory.dmp
memory/3224-154-0x0000000002C20000-0x0000000002D9C000-memory.dmp
memory/3224-157-0x0000000008C80000-0x0000000008E0C000-memory.dmp
memory/3224-158-0x0000000008C80000-0x0000000008E0C000-memory.dmp
memory/3224-160-0x0000000008C80000-0x0000000008E0C000-memory.dmp