lockbit | 3968a850f5bc70d954bb5609d929f181a6f05a117fa3be4531cbd96cedfde5d6

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
19-12-2024 22:25

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General

Target

LBB_PS1_pass.ps1
Size

590KB
MD5

d96d2bcf13d55740f3bb64d45d2db94d
SHA1

4ded4b1d4866a4adf534f5a4eb66386465fe3120
SHA256

82d89a75d80e80e4be42c9eb79e401558c9fa3175648cd0c0467f2de1a07a908
SHA512

cb1fbe8f36630915796d864c5a044177ea4ad881281ec454f932232fff99ce0524fb63becd96581a23cfe12bc455d55b613aaa389aa0a68fac97748400f473bd
SSDEEP

1536:Kk0H/lFq+N1mfoRlNyjZk11iBQcIY1Y+qFMJFOgvZ/wpKDcalOGODPNTbJYj6CJh:QA

Score

10^/10

lockbit discovery execution 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 1 IoCs

resource	yara_rule
behavioral9/memory/1536-15-0x0000000010000000-0x0000000010022000-memory.dmp	family_lockbit

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
1800	powershell.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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1800	powershell.exe
1800	powershell.exe
1800	powershell.exe
1536	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1800	powershell.exe
Token: SeDebugPrivilege	1536	powershell.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1800 wrote to memory of 1536	1800	powershell.exe	31
PID 1800 wrote to memory of 1536	1800	powershell.exe	31
PID 1800 wrote to memory of 1536	1800	powershell.exe	31
PID 1800 wrote to memory of 1536	1800	powershell.exe	31

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\LBB_PS1_pass.ps1
1⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1800
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe" -ex bypass -nonI C:\Users\Admin\AppData\Local\Temp\LBB_PS1_pass.ps1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1536

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

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

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\JW8KXV3NQQC84OF36JHN.temp

Filesize
7KB

MD5
441ce0c0c31a00cd1e7f015b8c7c7c15

SHA1
fc9e0be46f2db989e1f13070470d175777c0484a

SHA256
c1b6eba69878e433b7efa65c8c13100fefb3980630f05679ddf682f6344691b5

SHA512
f0e873c135ed617c666134b9f70274132b8a267a3ee60b8f0ab013fc0c60fbb61943129a8b12db46e1ea16146cb534383cdf5d8e9360d23283940932ec137671

Download Submit
memory/1536-15-0x0000000010000000-0x0000000010022000-memory.dmp

Filesize
136KB

Download
memory/1800-4-0x000007FEF493E000-0x000007FEF493F000-memory.dmp

Filesize
4KB

Download
memory/1800-5-0x000000001B630000-0x000000001B912000-memory.dmp

Filesize
2.9MB

Download
memory/1800-6-0x0000000001E90000-0x0000000001E98000-memory.dmp

Filesize
32KB

Download
memory/1800-7-0x000007FEF4680000-0x000007FEF501D000-memory.dmp

Filesize
9.6MB

Download
memory/1800-8-0x000007FEF4680000-0x000007FEF501D000-memory.dmp

Filesize
9.6MB

Download
memory/1800-9-0x000007FEF4680000-0x000007FEF501D000-memory.dmp

Filesize
9.6MB

Download
memory/1800-10-0x000007FEF4680000-0x000007FEF501D000-memory.dmp

Filesize
9.6MB

Download
memory/1800-11-0x000007FEF4680000-0x000007FEF501D000-memory.dmp

Filesize
9.6MB

Download
memory/1800-12-0x000007FEF4680000-0x000007FEF501D000-memory.dmp

Filesize
9.6MB

Download