lockbit | 8d8e29ffa18b347ab8794a22adf6cc427768ea8b1f502b98804add826e0b4102

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
08-11-2024 03:43

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General

Target

2024-11-08_854d395993d6113658aaa37c422ca825_lockbit.exe
Size

144KB
MD5

854d395993d6113658aaa37c422ca825
SHA1

e6421d97d33e10284f549aae1be0f9c40495213e
SHA256

8d8e29ffa18b347ab8794a22adf6cc427768ea8b1f502b98804add826e0b4102
SHA512

91edcf5f9bbc0641c0c7cb931fd9be116d64c1fd4e3528ec8ed24d2853293a7249ffa0235a3b608f30c71f6d9bb4adea54aebe368a82a9ae15f2b41db27e9068
SSDEEP

3072:mMuRIb6ekHTCChNlrJZkB8lFQybslKiL6qjPY2r6pBauzZ:Vi7zzCChhZI5LjRr6pBauF

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

Processes:

resource	yara_rule
behavioral1/memory/3000-0-0x0000000000400000-0x0000000000428000-memory.dmp	family_lockbit
behavioral1/memory/3000-1-0x0000000000400000-0x0000000000428000-memory.dmp	family_lockbit

Program crash 1 IoCs

Processes:

WerFault.exe

pid	pid_target	Process	procid_target
3060	3000	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

Processes:

2024-11-08_854d395993d6113658aaa37c422ca825_lockbit.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-11-08_854d395993d6113658aaa37c422ca825_lockbit.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

2024-11-08_854d395993d6113658aaa37c422ca825_lockbit.exe

description	pid	Process	procid_target
PID 3000 wrote to memory of 3060	3000	2024-11-08_854d395993d6113658aaa37c422ca825_lockbit.exe	30
PID 3000 wrote to memory of 3060	3000	2024-11-08_854d395993d6113658aaa37c422ca825_lockbit.exe	30
PID 3000 wrote to memory of 3060	3000	2024-11-08_854d395993d6113658aaa37c422ca825_lockbit.exe	30
PID 3000 wrote to memory of 3060	3000	2024-11-08_854d395993d6113658aaa37c422ca825_lockbit.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-11-08_854d395993d6113658aaa37c422ca825_lockbit.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-08_854d395993d6113658aaa37c422ca825_lockbit.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3000
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3000 -s 88
  2⤵
  - Program crash
  PID:3060

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/3000-0-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

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memory/3000-1-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

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