lockbit | 96f297f3b747f67b42f044ac707c8523e69a16a0a958dc301fb9433f0563affb

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
02-07-2024 06:31

Target

2024-07-02_516eed2e66b7053eaebc2c3888caac83_lockbit.exe
Size

142KB
MD5

516eed2e66b7053eaebc2c3888caac83
SHA1

81ec472be49fbda17f5e0d7a4182ed72d6442140
SHA256

96f297f3b747f67b42f044ac707c8523e69a16a0a958dc301fb9433f0563affb
SHA512

5fb46f1d347b82ddebc3819589780454c6f526f874cb75e377ae0e05a62424124cd29e09dde7ac7ad39b4685d92353f1a0fcf3e7a386a161fd68b908c2bb939e
SSDEEP

3072:X6hzdhBNA5vWrXUDt3oc2kUgPz+NASouiyrB7MiPRfSiUoNyL3N:WnrAUKl2YPRg7VPRfSxv3N

Score

10^/10

Lockbit
Ransomware family with multiple variants released since late 2019.
ransomware lockbit
Rule to detect Lockbit 3.0 ransomware Windows payload 1 IoCs

Processes:

resource yara_rule

behavioral1/memory/2104-0-0x0000000000400000-0x0000000000427000-memory.dmp family_lockbit
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1924 2104 WerFault.exe 2024-07-02_516eed2e66b7053eaebc2c3888caac83_lockbit.exe

resource	yara_rule
behavioral1/memory/2104-0-0x0000000000400000-0x0000000000427000-memory.dmp	family_lockbit

pid	pid_target	process	target process
1924	2104	WerFault.exe	2024-07-02_516eed2e66b7053eaebc2c3888caac83_lockbit.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

2024-07-02_516eed2e66b7053eaebc2c3888caac83_lockbit.exe

description	pid	process	target process
PID 2104 wrote to memory of 1924	2104	2024-07-02_516eed2e66b7053eaebc2c3888caac83_lockbit.exe	WerFault.exe
PID 2104 wrote to memory of 1924	2104	2024-07-02_516eed2e66b7053eaebc2c3888caac83_lockbit.exe	WerFault.exe
PID 2104 wrote to memory of 1924	2104	2024-07-02_516eed2e66b7053eaebc2c3888caac83_lockbit.exe	WerFault.exe
PID 2104 wrote to memory of 1924	2104	2024-07-02_516eed2e66b7053eaebc2c3888caac83_lockbit.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\2024-07-02_516eed2e66b7053eaebc2c3888caac83_lockbit.exe
"C:\Users\Admin\AppData\Local\Temp\2024-07-02_516eed2e66b7053eaebc2c3888caac83_lockbit.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2104

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2104 -s 88
2⤵
- Program crash
PID:1924

memory/2104-0-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

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