Analysis
- max time kernel
150s - max time network
141s - platform
windows7_x64 - resource
win7-20220812-en - resource tags
- submitted
13/10/2022, 13:01
General
- Target Justificante de transferencia ES070049# EU17800 20221013.exe
- Size 894KB
- Sample221013-p88casefdp
- SHA256 c2a2e935606e9b8d5ffc48c3fe91812e29f8abf0de31abfd6eb4d014fe781e5a
Malware Config
Extracted
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formbook
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4.1
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jr22
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941zhe.com
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lunarportal.space
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xn--osmaniyeiek-t9ab.online
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trejoscar.com
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nrnursery.com
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quizcannot.cfd
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seedstockersthailand.com
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watsonwindow.com
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wjfholdings.com
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weziclondon.com
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naruot.xyz
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yeji.plus
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classicmenstore.com
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oharatravel.com
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therapyplankits.com
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keviegreshonpt.com
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qdlyner.com
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seithupaarungal.com
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casinorates.online
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8ug4as.icu
Signatures
- Formbook
Formbook is a data stealing malware which is capable of stealing data.
- Formbook payload 5 IoCs
- Deletes itself 1 IoCs
- Suspicious use of SetThreadContext 3 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Suspicious behavior: EnumeratesProcesses 16 IoCs
- Suspicious behavior: MapViewOfSection 5 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of FindShellTrayWindow 2 IoCs
- Suspicious use of SendNotifyMessage 2 IoCs
- Suspicious use of WriteProcessMemory 19 IoCs
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Justificante de transferencia ES070049# EU17800 20221013.exe"C:\Users\Admin\AppData\Local\Temp\Justificante de transferencia ES070049# EU17800 20221013.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\Justificante de transferencia ES070049# EU17800 20221013.exe"3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\Justificante de transferencia ES070049# EU17800 20221013.exe"C:\Users\Admin\AppData\Local\Temp\Justificante de transferencia ES070049# EU17800 20221013.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\control.exe"C:\Windows\SysWOW64\control.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\Justificante de transferencia ES070049# EU17800 20221013.exe"3⤵
- Deletes itself
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/748-79-0x00000000741D0000-0x000000007477B000-memory.dmp
memory/748-76-0x00000000741D0000-0x000000007477B000-memory.dmp
memory/796-69-0x0000000000700000-0x0000000000A03000-memory.dmp
memory/796-68-0x0000000000400000-0x000000000042F000-memory.dmp
memory/796-70-0x0000000000270000-0x0000000000284000-memory.dmp
memory/796-62-0x0000000000400000-0x000000000042F000-memory.dmp
memory/796-63-0x0000000000400000-0x000000000042F000-memory.dmp
memory/796-65-0x0000000000400000-0x000000000042F000-memory.dmp
memory/1272-71-0x0000000007510000-0x00000000076B2000-memory.dmp
memory/1272-83-0x0000000008110000-0x000000000827F000-memory.dmp
memory/1272-81-0x0000000008110000-0x000000000827F000-memory.dmp
memory/1348-55-0x00000000750A1000-0x00000000750A3000-memory.dmp
memory/1348-54-0x0000000001010000-0x00000000010F6000-memory.dmp
memory/1348-61-0x00000000048B0000-0x00000000048E4000-memory.dmp
memory/1348-58-0x0000000007E80000-0x0000000007F10000-memory.dmp
memory/1348-57-0x0000000000540000-0x000000000054C000-memory.dmp
memory/1348-56-0x00000000004D0000-0x00000000004EA000-memory.dmp
memory/1448-78-0x0000000002210000-0x0000000002513000-memory.dmp
memory/1448-80-0x0000000001F40000-0x0000000001FD3000-memory.dmp
memory/1448-75-0x0000000000080000-0x00000000000AF000-memory.dmp
memory/1448-82-0x0000000000080000-0x00000000000AF000-memory.dmp
memory/1448-74-0x0000000000800000-0x000000000081F000-memory.dmp