Analysis
- max time kernel
103s - max time network
155s - platform
windows10-2004_x64 - resource
win10v2004-20220901-en - resource tags
- submitted
09/11/2022, 03:41
General
- Target SecuriteInfo.com.Win32.PWSX-gen.10714.6479.exe
- Size 221KB
- Sample221109-d8rh1addf8
- SHA256 bd60abdbd9bfa7bb011ef73e06a1e32ead8cc72ec1c092e672f05a20e139dac5
Malware Config
Extracted
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redline
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@REDLINEVIP Cloud (TG: @FATHEROFCARDERS)
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151.80.89.233:13553
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auth_value
fbee175162920530e6bf470c8003fa1a
Signatures
- Amadey
Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.
- Detect Amadey credential stealer module 4 IoCs
- RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
- RedLine payload 3 IoCs
- Blocklisted process makes network request 1 IoCs
- Downloads MZ/PE file
- Executes dropped EXE 4 IoCs
- Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
- Loads dropped DLL 2 IoCs
- Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
- Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
- Adds Run key to start application 2 TTPs 1 IoCs
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Program crash 3 IoCs
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 6 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 12 IoCs
- outlook_win_path 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.10714.6479.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.10714.6479.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe"C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe"2⤵
- Executes dropped EXE
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN rovwer.exe /TR "C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe" /F3⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\1000057001\20K.exe"C:\Users\Admin\AppData\Local\Temp\1000057001\20K.exe"3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\80b59841e5c623\cred64.dll, Main3⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- outlook_win_path
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4252 -s 9002⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4252 -ip 42521⤵
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C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exeC:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe1⤵
- Executes dropped EXE
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4880 -s 4282⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 560 -p 4880 -ip 48801⤵
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C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exeC:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe1⤵
- Executes dropped EXE
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2272 -s 4202⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 576 -p 2272 -ip 22721⤵
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
20K.exe
20K.exe
rovwer.exe
rovwer.exe
rovwer.exe
rovwer.exe
cred64.dll
cred64.dll
cred64.dll
memory/2272-167-0x0000000000790000-0x00000000007AF000-memory.dmp
memory/2272-168-0x0000000000400000-0x0000000000593000-memory.dmp
memory/2404-140-0x0000000000400000-0x0000000000593000-memory.dmp
memory/2404-139-0x00000000007AD000-0x00000000007CC000-memory.dmp
memory/2404-153-0x0000000000400000-0x0000000000593000-memory.dmp
memory/2404-152-0x00000000007AD000-0x00000000007CC000-memory.dmp
memory/3128-150-0x0000000008A30000-0x0000000008AC2000-memory.dmp
memory/3128-144-0x0000000000B90000-0x0000000000BB8000-memory.dmp
memory/3128-148-0x0000000007B10000-0x0000000007B4C000-memory.dmp
memory/3128-151-0x0000000009080000-0x0000000009624000-memory.dmp
memory/3128-147-0x0000000007AB0000-0x0000000007AC2000-memory.dmp
memory/3128-146-0x0000000007BA0000-0x0000000007CAA000-memory.dmp
memory/3128-154-0x0000000008DA0000-0x0000000008F62000-memory.dmp
memory/3128-155-0x0000000009B60000-0x000000000A08C000-memory.dmp
memory/3128-156-0x000000000A420000-0x000000000A496000-memory.dmp
memory/3128-157-0x0000000008D50000-0x0000000008DA0000-memory.dmp
memory/3128-145-0x0000000006210000-0x0000000006828000-memory.dmp
memory/3128-149-0x0000000008920000-0x0000000008986000-memory.dmp
memory/4164-165-0x0000000000B60000-0x0000000000B84000-memory.dmp
memory/4252-137-0x0000000000400000-0x0000000000593000-memory.dmp
memory/4252-136-0x0000000000720000-0x000000000075E000-memory.dmp
memory/4252-135-0x00000000008DD000-0x00000000008FC000-memory.dmp
memory/4880-160-0x0000000000400000-0x0000000000593000-memory.dmp
memory/4880-159-0x00000000007CF000-0x00000000007EE000-memory.dmp