Analysis
- max time kernel
145s - max time network
165s - platform
windows10-2004_x64 - resource
win10v2004-20250502-en - resource tags
- submitted
02/06/2025, 22:44
General
- Target uploaded/ATR Tool 2.0.exe
- Size 2.5MB
- Sample250602-2pacdabk21
- SHA256 239a024acf03ff8106556ffd3784b9142c6d51611634a035505da705c725987b
Malware Config
Signatures
- Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE 4 IoCs
- Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Program crash 1 IoCs
- System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 1 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 10 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\uploaded\ATR Tool 2.0.exe"C:\Users\Admin\AppData\Local\Temp\uploaded\ATR Tool 2.0.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Ugpnjvbftwtm.exe"C:\Users\Admin\AppData\Local\Temp\Ugpnjvbftwtm.exe"2⤵
- Checks computer location settings
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Ppbwsfqzrk.exe"C:\Users\Admin\AppData\Local\Temp\Ppbwsfqzrk.exe"3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\Itycyosirn.exe"C:\Users\Admin\AppData\Local\Temp\Itycyosirn.exe"3⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\Uergrk.exe"C:\Users\Admin\AppData\Local\Temp\Uergrk.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1476 -s 20163⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1476 -ip 14761⤵
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
Itycyosirn.exe
Ppbwsfqzrk.exe
Uergrk.exe
Ugpnjvbftwtm.exe
memory/1268-62-0x0000000001540000-0x0000000001546000-memory.dmp
memory/1268-61-0x0000000001670000-0x00000000016EE000-memory.dmp
memory/1268-59-0x0000000000D60000-0x0000000000DB4000-memory.dmp
memory/1476-27-0x00000000002D0000-0x0000000000302000-memory.dmp
memory/1476-29-0x0000000074B30000-0x00000000752E0000-memory.dmp
memory/1476-69-0x0000000074B30000-0x00000000752E0000-memory.dmp
memory/1476-68-0x0000000074B30000-0x00000000752E0000-memory.dmp
memory/3684-63-0x000001AD6DCD0000-0x000001AD6DCDC000-memory.dmp
memory/3684-58-0x000001AD6D7F0000-0x000001AD6D832000-memory.dmp
memory/4804-0-0x00007FF919BB3000-0x00007FF919BB5000-memory.dmp
memory/4804-2-0x00007FF919BB0000-0x00007FF91A671000-memory.dmp
memory/4804-1-0x0000000000DF0000-0x0000000001082000-memory.dmp
memory/4804-64-0x00007FF919BB0000-0x00007FF91A671000-memory.dmp
memory/4872-34-0x00000000053A0000-0x0000000005432000-memory.dmp
memory/4872-35-0x0000000005440000-0x000000000544A000-memory.dmp
memory/4872-28-0x0000000000310000-0x00000000007EE000-memory.dmp
memory/4872-24-0x0000000074B3E000-0x0000000074B3F000-memory.dmp
memory/4872-33-0x0000000005290000-0x00000000052FA000-memory.dmp
memory/4872-31-0x0000000005840000-0x0000000005DE4000-memory.dmp
memory/4872-30-0x00000000051F0000-0x000000000528C000-memory.dmp