Analysis
- max time kernel
148s - max time network
146s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
- submitted
25/10/2022, 06:07
General
- Target Re.offer.exe
- Size 955KB
- Sample221025-gva6msbfh7
- SHA256 c0f5e01dded221a720c2173447e936c1e1148928016187fa4e8ac8e3a087b4ee
Malware Config
Extracted
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formbook
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4.1
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ng04
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tevimaq.com
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easterspecialtystore.com
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smartlever.tech
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10312.uk
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tanjawiharbi.co.uk
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471338.com
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horusventure.com
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empress-care.com
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sinrian.com
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465951.com
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aemsti.com
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nxcourier.com
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stargatefarms.com
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lalyquainvestment.com
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dailysportsadvice.com
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justlistmoore.com
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stoneonroll.online
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tatianakolomiets.com
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barcodebbm.com
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protectorship.world
Signatures
- Formbook
Formbook is a data stealing malware which is capable of stealing data.
- Formbook payload 4 IoCs
- Drops file in System32 directory 2 IoCs
- Suspicious use of SetThreadContext 3 IoCs
- Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
- Enumerates system info in registry 2 TTPs 2 IoCs
- Suspicious behavior: EnumeratesProcesses 46 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 5 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\Re.offer.exe"C:\Users\Admin\AppData\Local\Temp\Re.offer.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\Re.offer.exe"C:\Users\Admin\AppData\Local\Temp\Re.offer.exe"3⤵
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C:\Users\Admin\AppData\Local\Temp\Re.offer.exe"C:\Users\Admin\AppData\Local\Temp\Re.offer.exe"3⤵
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C:\Users\Admin\AppData\Local\Temp\Re.offer.exe"C:\Users\Admin\AppData\Local\Temp\Re.offer.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\autochk.exe"C:\Windows\SysWOW64\autochk.exe"2⤵
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C:\Windows\SysWOW64\svchost.exe"C:\Windows\SysWOW64\svchost.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\Re.offer.exe"3⤵
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k netsvcs -p1⤵
- Drops file in System32 directory
- Checks processor information in registry
- Enumerates system info in registry
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/2036-155-0x0000000000E90000-0x0000000000EBF000-memory.dmp
memory/2036-153-0x0000000001800000-0x0000000001894000-memory.dmp
memory/2036-151-0x0000000001900000-0x0000000001C4A000-memory.dmp
memory/2036-148-0x0000000000570000-0x000000000057E000-memory.dmp
memory/2036-149-0x0000000000E90000-0x0000000000EBF000-memory.dmp
memory/2388-145-0x0000000001AC0000-0x0000000001AD5000-memory.dmp
memory/2388-141-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2388-143-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2388-144-0x00000000015C0000-0x000000000190A000-memory.dmp
memory/2980-136-0x000000000AFB0000-0x000000000B04C000-memory.dmp
memory/2980-137-0x000000000B150000-0x000000000B1B6000-memory.dmp
memory/2980-132-0x0000000000620000-0x0000000000716000-memory.dmp
memory/2980-135-0x00000000050A0000-0x00000000050AA000-memory.dmp
memory/2980-134-0x0000000005130000-0x00000000051C2000-memory.dmp
memory/2980-133-0x0000000005640000-0x0000000005BE4000-memory.dmp
memory/3004-146-0x00000000036A0000-0x000000000380C000-memory.dmp
memory/3004-152-0x00000000036A0000-0x000000000380C000-memory.dmp
memory/3004-154-0x00000000034F0000-0x000000000358F000-memory.dmp
memory/3004-156-0x00000000034F0000-0x000000000358F000-memory.dmp