lockbit | b49c2214a192f777060c812e5e9ac678d19919e8f21fe3e4ed62c85ecc9040e8

Analysis

max time kernel
120s
max time network
124s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29-09-2024 03:47

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General

Target

Lockbit2.exe
Size

143KB
MD5

d2725bca9cff007555bacf2ec998f453
SHA1

87b8918e94d44cab2ba113f5f9fba21279b4a8ef
SHA256

b49c2214a192f777060c812e5e9ac678d19919e8f21fe3e4ed62c85ecc9040e8
SHA512

8ad66283d073b9a53e4b80f0ba5795954920006e65d2774f47829620fee5f11f664c7d467b8a2f234c98a584b7d8206fee22b570dcb1610a695013d7d603bb25
SSDEEP

3072:4w2vENKK7DzwxJfkID9ek8c4RyJuq1DVedjqi7DKXIlu0NT8ZmDProa7W:wvzK7DaawkRyJH4djl7DKXIpKmDPkaK

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 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1364-0-0x0000000000400000-0x0000000000427000-memory.dmp	family_lockbit

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2700 1364 WerFault.exe Lockbit2.exe
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

Processes:

Lockbit2.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Lockbit2.exe

pid	pid_target	process	target process
2700	1364	WerFault.exe	Lockbit2.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Lockbit2.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

Lockbit2.exe

description	pid	process	target process
PID 1364 wrote to memory of 2700	1364	Lockbit2.exe	WerFault.exe
PID 1364 wrote to memory of 2700	1364	Lockbit2.exe	WerFault.exe
PID 1364 wrote to memory of 2700	1364	Lockbit2.exe	WerFault.exe
PID 1364 wrote to memory of 2700	1364	Lockbit2.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\Lockbit2.exe
"C:\Users\Admin\AppData\Local\Temp\Lockbit2.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1364
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1364 -s 88
  2⤵
  - Program crash
  PID:2700

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/1364-0-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

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