lockbit | 09cb9fc681dbd0103b3347433cf7e28ab34aa4c86b990191a132ee3ce0c9f6de

Analysis

max time kernel
121s
max time network
125s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
18-09-2024 00:28

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General

Target

2024-09-18_2269042e136c1e14fe30404eb670d83b_lockbit.exe
Size

149KB
MD5

2269042e136c1e14fe30404eb670d83b
SHA1

88f95b0cc2ba9a9aceb3fba15b9f19b5b662566d
SHA256

09cb9fc681dbd0103b3347433cf7e28ab34aa4c86b990191a132ee3ce0c9f6de
SHA512

05a1d0221857e126a17419da43e5edf640dc483620468df53146a7afca1bd64134afab41f3e9240f7b207fbf6f138de686b18549f39456024cf98a7156c1ab94
SSDEEP

3072:fDAof1ayLBLvFgesaFARJ0bavBi5UVxXY5JlpiwMMdmBvbRnr5f+qjlpQwK:cKPFA7pBi5UVNYrli6qvbRnr5fpjlpQV

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
behavioral1/memory/2712-0-0x0000000000400000-0x0000000000429000-memory.dmp	family_lockbit
behavioral1/memory/2712-1-0x0000000000400000-0x0000000000429000-memory.dmp	family_lockbit

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2788	2712	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	2024-09-18_2269042e136c1e14fe30404eb670d83b_lockbit.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2712 wrote to memory of 2788	2712	2024-09-18_2269042e136c1e14fe30404eb670d83b_lockbit.exe	30
PID 2712 wrote to memory of 2788	2712	2024-09-18_2269042e136c1e14fe30404eb670d83b_lockbit.exe	30
PID 2712 wrote to memory of 2788	2712	2024-09-18_2269042e136c1e14fe30404eb670d83b_lockbit.exe	30
PID 2712 wrote to memory of 2788	2712	2024-09-18_2269042e136c1e14fe30404eb670d83b_lockbit.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-09-18_2269042e136c1e14fe30404eb670d83b_lockbit.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-18_2269042e136c1e14fe30404eb670d83b_lockbit.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2712
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2712 -s 88
  2⤵
  - Program crash
  PID:2788

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

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Downloads

memory/2712-0-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

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memory/2712-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download