Analysis
- max time kernel
149s - max time network
141s - platform
windows10_x64 - resource
win10 - submitted
13/10/2020, 12:28
General
- Target zWC6iOTJphZA0sb.exe
- Size 781KB
- Sample201013-48smmsygq2
- SHA256 76e0bf03767dfd6316810d96d2404daf16397a0ef3b90daf96ad67bc461209a8
Malware Config
Extracted
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formbook
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http://www.trusted-inspections.com/k8b/
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lulubellsgraphicsanddesigns.com
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metyx.info
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www423337.com
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stayliveclothing.com
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daluotech.com
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thetruthpublished.com
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pqlzlnwpz.icu
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bilginhayvancilik.com
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ismartdvr.com
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currenibtc.com
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dalesj.com
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restaurantlemontblanc.com
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lunarstores.com
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pho-huy.com
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liquidhardrive.com
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bcheaplivebuy.com
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evisaagency.com
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houstonemergencycenter.com
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alioverstreet.com
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nutrhyp.com
Signatures
- Formbook
Formbook is a data stealing malware which is capable of stealing data.
- Formbook Payload 3 IoCs
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Suspicious use of SetThreadContext 3 IoCs
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Modifies Internet Explorer settings 1 TTPs 1 IoCs
- Suspicious behavior: EnumeratesProcesses 43 IoCs
- Suspicious behavior: MapViewOfSection 7 IoCs
- Suspicious use of AdjustPrivilegeToken 7 IoCs
- Suspicious use of WriteProcessMemory 21 IoCs
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\zWC6iOTJphZA0sb.exe"C:\Users\Admin\AppData\Local\Temp\zWC6iOTJphZA0sb.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\hePVXBxWVUJ" /XML "C:\Users\Admin\AppData\Local\Temp\tmpCA1C.tmp"3⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\zWC6iOTJphZA0sb.exe"{path}"3⤵
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C:\Users\Admin\AppData\Local\Temp\zWC6iOTJphZA0sb.exe"{path}"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
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe/c copy "C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Login Data" "C:\Users\Admin\AppData\Local\Temp\DB1" /V3⤵
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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/2096-2-0x0000000000400000-0x000000000042E000-memory.dmp
memory/2144-6-0x0000000000310000-0x0000000000330000-memory.dmp
memory/2144-11-0x0000000005470000-0x000000000550B000-memory.dmp
memory/2144-10-0x0000000005470000-0x000000000553E000-memory.dmp
memory/2144-7-0x0000000000310000-0x0000000000330000-memory.dmp
memory/2252-13-0x00007FF68BC60000-0x00007FF68BCF3000-memory.dmp
memory/2252-14-0x00007FF68BC60000-0x00007FF68BCF3000-memory.dmp
memory/2252-15-0x00007FF68BC60000-0x00007FF68BCF3000-memory.dmp