Analysis
- max time kernel
148s - max time network
141s - platform
windows10-2004_x64 - resource
win10v2004-20230703-en - resource tags
- submitted
15/08/2023, 12:00
General
- Target Kaas Order 2023 pdf.exe
- Size 237KB
- Sample230815-n6a4caae75
- SHA256 ce4adf5f77ad3bf554ee6727abfe3c82e49ac5097e4e8d50ba2faba0d05b9c1d
Malware Config
Extracted
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formbook
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4.1
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sn26
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resenha10.bet
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gulshan-rajput.com
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xbus.tech
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z813my.cfd
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wlxzjlny.cfd
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auntengotiempo.com
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canada-reservation.com
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thegiftcompany.shop
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esthersilveirapropiedades.com
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1wapws.top
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ymjblnvo.cfd
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termokimik.net
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kushiro-artist-school.com
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bmmboo.com
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caceresconstructionservices.com
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kentuckywalkabout.com
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bringyourcart.com
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miamiwinetour.com
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bobcatsocial.site
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thirdmind.network
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 4 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 AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Kaas Order 2023 pdf.exe"C:\Users\Admin\AppData\Local\Temp\Kaas Order 2023 pdf.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\Kaas Order 2023 pdf.exe"C:\Users\Admin\AppData\Local\Temp\Kaas Order 2023 pdf.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\explorer.exe"C:\Windows\SysWOW64\explorer.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\Kaas Order 2023 pdf.exe"3⤵
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
omlddmu.dll
memory/2196-146-0x0000000000520000-0x0000000000953000-memory.dmp
memory/2196-156-0x0000000002BD0000-0x0000000002C64000-memory.dmp
memory/2196-153-0x0000000000B80000-0x0000000000BAF000-memory.dmp
memory/2196-152-0x0000000002D90000-0x00000000030DA000-memory.dmp
memory/2196-151-0x0000000000B80000-0x0000000000BAF000-memory.dmp
memory/2196-150-0x0000000000520000-0x0000000000953000-memory.dmp
memory/2264-144-0x00000000007D0000-0x00000000007E5000-memory.dmp
memory/2264-143-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2264-141-0x0000000000AC0000-0x0000000000E0A000-memory.dmp
memory/2264-140-0x0000000000400000-0x000000000042F000-memory.dmp
memory/3164-145-0x0000000004BD0000-0x0000000004D41000-memory.dmp
memory/3164-154-0x0000000004BD0000-0x0000000004D41000-memory.dmp
memory/3164-157-0x0000000003520000-0x00000000035F3000-memory.dmp
memory/3164-158-0x0000000003520000-0x00000000035F3000-memory.dmp
memory/3164-160-0x0000000003520000-0x00000000035F3000-memory.dmp
memory/3640-139-0x0000000002400000-0x0000000002402000-memory.dmp