lockbit | 7cf26e740fdd0ea6ebc67d898d32f0f878f0090ac4b51dce56ae8883a1a99fc8

Analysis

max time kernel
121s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
27-12-2024 02:52

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General

Target

2024-12-27_56e9e406ca749f6b264c917c473ddc8e_lockbit.exe
Size

156KB
MD5

56e9e406ca749f6b264c917c473ddc8e
SHA1

458641409186b96688a8b604be96f5346897aa64
SHA256

7cf26e740fdd0ea6ebc67d898d32f0f878f0090ac4b51dce56ae8883a1a99fc8
SHA512

a247f8ea62af45522a5a4788332c6eab4d75ac59a48451ec70d738c027cc36f1483731e60bc8cdb03c5561c49ae59bab6f1f957306ee2cef86927927d5164e16
SSDEEP

3072:80/QvDiJMV0SIHucT6qgUVnQddMCLPRL6uQeaS+4i9eQt:AvWOq7qddMju1+4tq

Score

10^/10

lockbit discovery ransomware

Malware Config

Signatures

Lockbit
Ransomware family with multiple variants released since late 2019.
ransomware lockbit
Lockbit family
lockbit

Rule to detect Lockbit 3.0 ransomware Windows payload 2 IoCs

resource	yara_rule
behavioral1/memory/1444-0-0x0000000000400000-0x000000000042B000-memory.dmp	family_lockbit
behavioral1/memory/1444-1-0x0000000000400000-0x000000000042B000-memory.dmp	family_lockbit

Program crash 1 IoCs

pid	pid_target	Process	procid_target
352	1444	WerFault.exe	29

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-12-27_56e9e406ca749f6b264c917c473ddc8e_lockbit.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1444 wrote to memory of 352	1444	2024-12-27_56e9e406ca749f6b264c917c473ddc8e_lockbit.exe	30
PID 1444 wrote to memory of 352	1444	2024-12-27_56e9e406ca749f6b264c917c473ddc8e_lockbit.exe	30
PID 1444 wrote to memory of 352	1444	2024-12-27_56e9e406ca749f6b264c917c473ddc8e_lockbit.exe	30
PID 1444 wrote to memory of 352	1444	2024-12-27_56e9e406ca749f6b264c917c473ddc8e_lockbit.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-12-27_56e9e406ca749f6b264c917c473ddc8e_lockbit.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-27_56e9e406ca749f6b264c917c473ddc8e_lockbit.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1444
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1444 -s 88
  2⤵
  - Program crash
  PID:352

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1444-0-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

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memory/1444-1-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

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