Analysis
- max time kernel
63s - max time network
64s - platform
windows10_x64 - resource
win10v200722 - submitted
03/10/2020, 15:09
General
- Target 126ad6f0d2a59c907e9a72e06f5f3cb3.exe
- Size 461KB
- Sample201003-6eeb6fcpdx
- SHA256 0db8c615e9cd13c0bdd7b3bc5b1b58bc0e27574d7ba4577f8d4b30a8d8b4337a
Malware Config
Extracted
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formbook
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http://www.iskovlay.com/kbc/
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fsilvaenterprise.com
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wqjxy.com
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pegg.ltd
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tt9159.com
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51tuimi.com
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artofvar.com
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theeasygrowkit.com
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jimanwendy.com
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rpgremodeling.com
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iamandyna.com
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xm620.com
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barbaragoodi.com
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irmgard-drey.com
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murshad.net
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connectinglifes.com
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jwxzeqs.com
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aftecapital.com
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vcsventures.net
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formula-cloud.ltd
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daymanlove.com
Signatures
- Formbook
Formbook is a data stealing malware which is capable of stealing data.
- Formbook Payload 2 IoCs
- Looks for VirtualBox Guest Additions in registry 2 TTPs
- Looks for VMWare Tools registry key 2 TTPs
- Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
- Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of WriteProcessMemory 6 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\126ad6f0d2a59c907e9a72e06f5f3cb3.exe"C:\Users\Admin\AppData\Local\Temp\126ad6f0d2a59c907e9a72e06f5f3cb3.exe"1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\126ad6f0d2a59c907e9a72e06f5f3cb3.exe"C:\Users\Admin\AppData\Local\Temp\126ad6f0d2a59c907e9a72e06f5f3cb3.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
memory/3392-12-0x0000000000400000-0x000000000042D000-memory.dmp
memory/3984-7-0x0000000004D50000-0x0000000004D51000-memory.dmp
memory/3984-4-0x0000000005110000-0x0000000005111000-memory.dmp
memory/3984-5-0x0000000004CB0000-0x0000000004CB1000-memory.dmp
memory/3984-6-0x0000000004B50000-0x0000000004B51000-memory.dmp
memory/3984-0-0x00000000739D0000-0x00000000740BE000-memory.dmp
memory/3984-8-0x0000000005010000-0x0000000005013000-memory.dmp
memory/3984-9-0x0000000005900000-0x0000000005968000-memory.dmp
memory/3984-10-0x0000000005A70000-0x0000000005AAE000-memory.dmp
memory/3984-11-0x0000000005B30000-0x0000000005B31000-memory.dmp
memory/3984-3-0x0000000004B70000-0x0000000004B71000-memory.dmp
memory/3984-1-0x00000000002D0000-0x00000000002D1000-memory.dmp