Analysis
-
max time kernel
117s -
max time network
128s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
14-03-2024 04:14
Behavioral task
behavioral1
Sample
770919c4b0015956098a1a8002fa00dfa44eadfdef699320d3f577aa89b56b0a.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
770919c4b0015956098a1a8002fa00dfa44eadfdef699320d3f577aa89b56b0a.exe
Resource
win10v2004-20240226-en
General
-
Target
770919c4b0015956098a1a8002fa00dfa44eadfdef699320d3f577aa89b56b0a.exe
-
Size
155KB
-
MD5
5f7ed1b733f05aa26b544bddc9f37bb1
-
SHA1
33c7bdaa467590e9ddaf18811444af784a1b46bf
-
SHA256
770919c4b0015956098a1a8002fa00dfa44eadfdef699320d3f577aa89b56b0a
-
SHA512
98af45b5b2bda398ae4ccffe62ce954ab5499435a57a0d76dcd6b1af737f02f64408058c7f5f71e3fdde60ccb589680416f5e681370c09ef3d40e2f3c9954a6b
-
SSDEEP
3072:3KlFUXCJ2FhU1ogsbaqyTShto0wqh9wkQpSoVLStzEsdF:alFUXCJ2F2SaVuhtowhRQ7XOF
Malware Config
Signatures
-
Lockbit
Ransomware family with multiple variants released since late 2019.
-
Rule to detect Lockbit 3.0 ransomware Windows payload 1 IoCs
Processes:
resource yara_rule behavioral1/memory/1780-0-0x0000000000400000-0x000000000042A000-memory.dmp family_lockbit -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 544 1780 WerFault.exe 770919c4b0015956098a1a8002fa00dfa44eadfdef699320d3f577aa89b56b0a.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
770919c4b0015956098a1a8002fa00dfa44eadfdef699320d3f577aa89b56b0a.exedescription pid process target process PID 1780 wrote to memory of 544 1780 770919c4b0015956098a1a8002fa00dfa44eadfdef699320d3f577aa89b56b0a.exe WerFault.exe PID 1780 wrote to memory of 544 1780 770919c4b0015956098a1a8002fa00dfa44eadfdef699320d3f577aa89b56b0a.exe WerFault.exe PID 1780 wrote to memory of 544 1780 770919c4b0015956098a1a8002fa00dfa44eadfdef699320d3f577aa89b56b0a.exe WerFault.exe PID 1780 wrote to memory of 544 1780 770919c4b0015956098a1a8002fa00dfa44eadfdef699320d3f577aa89b56b0a.exe WerFault.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\770919c4b0015956098a1a8002fa00dfa44eadfdef699320d3f577aa89b56b0a.exe"C:\Users\Admin\AppData\Local\Temp\770919c4b0015956098a1a8002fa00dfa44eadfdef699320d3f577aa89b56b0a.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:1780 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1780 -s 882⤵
- Program crash
PID:544
-