General
- Target lastlasttest.exe
- Size 335KB
- Sample260924-q769aaef95
- SHA256 711501fd7f29b9cf03e0cf2de88b4938674067cfa9ed121a9de1ca71e46c55fb
- MD5 8ba05e2defff0a15ffd01b79cc98fabe
- SHA1 45949e98d1bc1e5f5182575673a6a9d17b6cd4ea
- SHA512 9799771bacebed00fea5545a1e478f8570eee83015a3cdb9e6c865ecd431e961b33a8710eefb577f2b266ffad2e385c30634be1e40016f3a4aab58f331c2acd8
- SSDEEP 6144:i6BfA3mzXPoe6VlWT8cBHRLJJkpqIOA5beCe:vfiUXgPVle8cpRFqp0A4
- TLSH T15474E50CFE91E805CE2E3D77CBE610004B7165C26E219356324DAFFE8B5637658A66BC
- MD5 SHA1 SHA512 SSDEEP TLSH
Behavioral task
behavioral1
Sample
lastlasttest.exe
Resource
win11-20260911-en
Behavioral task
behavioral2
Sample
lastlasttest.exe
Resource
win11ltsc2024-20260911-en
Malware Config
Extracted
-
sheetrat
-
Sheet_Refreshedoqvlhkxsapgzw
-
bore.pub:34814
Targets
-
- Target lastlasttest.exe
- Size 335KB
- SHA256 711501fd7f29b9cf03e0cf2de88b4938674067cfa9ed121a9de1ca71e46c55fb
- MD5 8ba05e2defff0a15ffd01b79cc98fabe
- SHA1 45949e98d1bc1e5f5182575673a6a9d17b6cd4ea
- SHA512 9799771bacebed00fea5545a1e478f8570eee83015a3cdb9e6c865ecd431e961b33a8710eefb577f2b266ffad2e385c30634be1e40016f3a4aab58f331c2acd8
- SSDEEP 6144:i6BfA3mzXPoe6VlWT8cBHRLJJkpqIOA5beCe:vfiUXgPVle8cpRFqp0A4
- TLSH T15474E50CFE91E805CE2E3D77CBE610004B7165C26E219356324DAFFE8B5637658A66BC
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Detects Sheetrat obfuscated V1.8 and higher
Sheetrat aka NonEuclid RAT is a trojan written in C#.
-
Detects Sheetrat obfuscated version
-
Modifies WinLogon for persistence
-
Process spawned unexpected child process
This typically indicates the parent process was compromised via an exploit or macro.
-
Event Triggered Execution: AppInit DLLs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
-
Executes dropped EXE
-
Adds Run key to start application
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
1Windows Command Shell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Event Triggered Execution
1AppInit DLLs
1Scheduled Task/Job
1Scheduled Task
1