lockbit | a3e1da88e71e2f002834108df350192c0b4f2b398ec7eb439a47489ca5afe7ec

Analysis

max time kernel
94s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
24/07/2024, 09:44

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General

Target

w_host.exe
Size

143KB
MD5

b26a24e15ae0132316878b49861c4898
SHA1

efcea3d03a59231513f9b4149dbbfa219cbcd6fa
SHA256

a3e1da88e71e2f002834108df350192c0b4f2b398ec7eb439a47489ca5afe7ec
SHA512

d2d6bf9d03eae290ddd3a823426fc484d6cff8ad725e5f600bb6bfe7c75b8713e77aaaeff1fefd492559cfe633df2673082406af0a12ffd3691d4bb4f9759c68
SSDEEP

3072:ry2emiCabzig/ZbiB59FjF2tqc3/yezChDGT/7gLf7T764kHyvC:rhLiCab+AC9xF2tNyeehDGr7gLf7Xy4C

Score

10^/10

lockbit discovery ransomware

Malware Config

Signatures

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

Rule to detect Lockbit 3.0 ransomware Windows payload 2 IoCs

resource	yara_rule
behavioral2/memory/4732-0-0x0000000000400000-0x0000000000427000-memory.dmp	family_lockbit
behavioral2/memory/4732-1-0x0000000000400000-0x0000000000427000-memory.dmp	family_lockbit

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4736	4732	WerFault.exe	83

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	w_host.exe

C:\Users\Admin\AppData\Local\Temp\w_host.exe
"C:\Users\Admin\AppData\Local\Temp\w_host.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:4732
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4732 -s 264
  2⤵
  - Program crash
  PID:4736

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4732 -ip 4732
1⤵
PID:1460

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/4732-0-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/4732-1-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download