Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
- submitted
25/04/2026, 02:04
General
- Target 2026-04-25_114822d87f110d54bc8be216586e790d_conti.exe
- Size 381KB
- Sample260425-chr66sbz21
- SHA256 2eb59f9919583e5f7c3cced6ef8ec45c4506b337c1960cd2c4c14a3bd8d9106c
Malware Config
Signatures
- Detect binaries embedding considerable number of cryptocurrency wallet browser extension IDs. 1 IoCs
- Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers 1 IoCs
- Detects executables containing URLs to raw contents of a Github gist 1 IoCs
- Detects executables containing possible sandbox analysis VM names 1 IoCs
- Detects executables containing possible sandbox analysis VM usernames 1 IoCs
- UPX dump on OEP (original entry point) 3 IoCs
- Downloads MZ/PE file 1 IoCs
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE 1 IoCs
- Contacts third-party web service commonly abused for C2 1 TTPs 3 IoCs
Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.
- Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Maps connected drives based on registry 3 TTPs 3 IoCs
Disk information is often read in order to detect sandboxing environments.
- UPX packed file 3 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious behavior: EnumeratesProcesses 4 IoCs
- Suspicious use of WriteProcessMemory 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-04-25_114822d87f110d54bc8be216586e790d_conti.exe"C:\Users\Admin\AppData\Local\Temp\2026-04-25_114822d87f110d54bc8be216586e790d_conti.exe"1⤵
- Downloads MZ/PE file
- Checks computer location settings
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\win.exe"C:\Users\Admin\AppData\Local\Temp\win.exe"2⤵
- Executes dropped EXE
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
win.exe
memory/1724-18-0x00007FF719B20000-0x00007FF719B81000-memory.dmp
memory/1724-20-0x000001B932FB0000-0x000001B932FBC000-memory.dmp
memory/1724-19-0x000001B932EA0000-0x000001B932F49000-memory.dmp
memory/1724-57-0x00007FF719B20000-0x00007FF719B81000-memory.dmp
memory/1724-59-0x000001B932FB0000-0x000001B932FBC000-memory.dmp
memory/1724-58-0x000001B932EA0000-0x000001B932F49000-memory.dmp
memory/4024-49-0x00007FF74A390000-0x00007FF74A415000-memory.dmp
memory/4024-60-0x00007FF74A390000-0x00007FF74A415000-memory.dmp