Analysis
- max time kernel
148s - max time network
144s - platform
windows10-2004_x64 - resource
win10v2004-20230220-en - resource tags
- submitted
20/06/2023, 10:24
General
- Target LL-STITCH-20230706.exe
- Size 272KB
- Sample230620-mfczksbd42
- SHA256 a72b08c35805f2191b29d691f93f58eb33d1c827c2fb94029f3f5d760a1af950
Malware Config
Extracted
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formbook
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4.1
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oe30
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ashcroftflooring.co.uk
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clarifycunning.com
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bbton.online
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besteuropemarket.com
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donotracuspote.com
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blockchainfund.club
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apostlefitzgerald.com
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riverbankstudios.net
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972808.cfd
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zirang.net
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xuanliuchushaqi.com
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kennethulibarri.icu
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emailonlinehelp.com
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lupicnaturals.africa
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gobouuu.site
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cisoengage.com
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collegestudent365.info
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espacios24siete.com
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perfectcutlawn.net
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boqglb.com
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\LL-STITCH-20230706.exe"C:\Users\Admin\AppData\Local\Temp\LL-STITCH-20230706.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\LL-STITCH-20230706.exe"C:\Users\Admin\AppData\Local\Temp\LL-STITCH-20230706.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\msiexec.exe"C:\Windows\SysWOW64\msiexec.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\LL-STITCH-20230706.exe"3⤵
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
etxnoyxz.dll
memory/1464-156-0x0000000002D00000-0x0000000002D94000-memory.dmp
memory/1464-154-0x0000000000D30000-0x0000000000D5F000-memory.dmp
memory/1464-151-0x0000000000FF0000-0x0000000001002000-memory.dmp
memory/1464-153-0x0000000002FD0000-0x000000000331A000-memory.dmp
memory/1464-146-0x0000000000FF0000-0x0000000001002000-memory.dmp
memory/1464-149-0x0000000000FF0000-0x0000000001002000-memory.dmp
memory/1464-152-0x0000000000D30000-0x0000000000D5F000-memory.dmp
memory/3184-144-0x0000000009460000-0x00000000095F6000-memory.dmp
memory/3184-157-0x0000000002E40000-0x0000000002F7A000-memory.dmp
memory/3184-158-0x0000000002E40000-0x0000000002F7A000-memory.dmp
memory/3184-160-0x0000000002E40000-0x0000000002F7A000-memory.dmp
memory/3636-142-0x0000000000A90000-0x0000000000DDA000-memory.dmp
memory/3636-145-0x0000000000400000-0x000000000042F000-memory.dmp
memory/3636-143-0x00000000005C0000-0x00000000005D5000-memory.dmp
memory/3636-140-0x0000000000400000-0x000000000042F000-memory.dmp