Analysis
- max time kernel
185s - max time network
189s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
- submitted
08/11/2022, 13:12
General
- Target QUOTATION-Spec of products_Pdf____________________________________.exe
- Size 808KB
- Sample221108-qfg53shdc3
- SHA256 8a44adde0f3cad02f2cfd6f4694a8e4455acd991bbe25520cf6bafe0839ed09c
Malware Config
Extracted
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formbook
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mtbj
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26+DgijLsdx+
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Qa0BmhvnJLZw
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gU8PoT4BePPIsQbnS3CPjdKgv5X8Q+HX4w==
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TOnRXn9ifG53joqZCg==
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vEm9ePGYX8LfSQ==
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KMkcrwXTe7rKQw==
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4rWPkGhrxWyKEf0Qd4GcpOdBlWulqA==
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X9orLUnm6OAtoVqnnTM=
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uFGuWAOwSP3EuoQbEZnD3i6cXypGQDEw
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Iwno97gH/hR20yiafUgfOsY=
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xbUcrXM82n4RkwyKZQ1+AiSh
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64Rj3gka8Rg0Xn+nEw==
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A4uRRGqREJ6R8uipl7xbkAznuop4tJY=
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ORvLfQE4Qns7ryE=
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yHFfegnor6+1C7neFZlB
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azSp9EqQ+aR6k0+l
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5cWpqFmqxAKYhV7eFZlB
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8ZaQymhK+Q6CVVqnnTM=
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wTwLFK70ITQvGcRpXwt+AiSh
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TS2qOVibqx6wc8qt
Signatures
- Formbook
Formbook is a data stealing malware which is capable of stealing data.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Suspicious use of SetThreadContext 3 IoCs
- Modifies Internet Explorer settings 1 TTPs 1 IoCs
- Suspicious behavior: EnumeratesProcesses 42 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 7 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 18 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\QUOTATION-Spec of products_Pdf____________________________________.exe"C:\Users\Admin\AppData\Local\Temp\QUOTATION-Spec of products_Pdf____________________________________.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\QUOTATION-Spec of products_Pdf____________________________________.exe"C:\Users\Admin\AppData\Local\Temp\QUOTATION-Spec of products_Pdf____________________________________.exe"3⤵
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C:\Users\Admin\AppData\Local\Temp\QUOTATION-Spec of products_Pdf____________________________________.exe"C:\Users\Admin\AppData\Local\Temp\QUOTATION-Spec of products_Pdf____________________________________.exe"3⤵
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C:\Users\Admin\AppData\Local\Temp\QUOTATION-Spec of products_Pdf____________________________________.exe"C:\Users\Admin\AppData\Local\Temp\QUOTATION-Spec of products_Pdf____________________________________.exe"3⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\mstsc.exe"C:\Windows\SysWOW64\mstsc.exe"2⤵
- Suspicious use of SetThreadContext
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Program Files\Mozilla Firefox\Firefox.exe"C:\Program Files\Mozilla Firefox\Firefox.exe"3⤵
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/1312-132-0x0000000000D50000-0x0000000000E1E000-memory.dmp
memory/1312-133-0x0000000005D90000-0x0000000006334000-memory.dmp
memory/1312-134-0x00000000057E0000-0x0000000005872000-memory.dmp
memory/1312-135-0x0000000005790000-0x000000000579A000-memory.dmp
memory/1312-136-0x0000000006790000-0x000000000682C000-memory.dmp
memory/2556-158-0x00000000036E0000-0x00000000037B4000-memory.dmp
memory/2556-148-0x0000000008CD0000-0x0000000008DFF000-memory.dmp
memory/2556-156-0x00000000036E0000-0x00000000037B4000-memory.dmp
memory/3584-157-0x0000000000D00000-0x0000000000D2D000-memory.dmp
memory/3584-154-0x0000000002E70000-0x00000000031BA000-memory.dmp
memory/3584-153-0x0000000000D00000-0x0000000000D2D000-memory.dmp
memory/3584-152-0x0000000000F20000-0x000000000105A000-memory.dmp
memory/3584-155-0x0000000002D70000-0x0000000002DFF000-memory.dmp
memory/4576-146-0x0000000000422000-0x0000000000424000-memory.dmp
memory/4576-147-0x0000000001600000-0x0000000001610000-memory.dmp
memory/4576-150-0x0000000000400000-0x000000000042E000-memory.dmp
memory/4576-151-0x0000000000401000-0x000000000042E000-memory.dmp
memory/4576-145-0x0000000001B80000-0x0000000001ECA000-memory.dmp
memory/4576-143-0x0000000000401000-0x000000000042E000-memory.dmp
memory/4576-142-0x0000000000400000-0x000000000042E000-memory.dmp
memory/4576-140-0x0000000000400000-0x000000000042E000-memory.dmp