lockbit | 82d89a75d80e80e4be42c9eb79e401558c9fa3175648cd0c0467f2de1a07a908

General

Target

82d89a75d80e80e4be42c9eb79e401558c9fa3175648cd0c0467f2de1a07a908.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
behavioral2/memory/4508-64-0x0000000010000000-0x0000000010022000-memory.dmp	family_lockbit

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
2384	powershell.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4568	4508	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	powershell.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2384	powershell.exe
2384	powershell.exe
4508	powershell.exe
4508	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2384	powershell.exe
Token: SeDebugPrivilege	4508	powershell.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2384 wrote to memory of 4508	2384	powershell.exe	83
PID 2384 wrote to memory of 4508	2384	powershell.exe	83
PID 2384 wrote to memory of 4508	2384	powershell.exe	83

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\82d89a75d80e80e4be42c9eb79e401558c9fa3175648cd0c0467f2de1a07a908.ps1
1⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2384
- 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\82d89a75d80e80e4be42c9eb79e401558c9fa3175648cd0c0467f2de1a07a908.ps1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4508
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4508 -s 2224
    3⤵
    - Program crash
    PID:4568

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4508 -ip 4508
1⤵
PID:4156

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
1KB

MD5
ca6e5843fe0f30068ddef94b0b542eca

SHA1
1527177e5ccfe0041918840613af104d2ba8a1c8

SHA256
2655330566a9953364d9e13e939b3938e96a7b752d4f65f9586841b777ef137a

SHA512
3296343e54290ae3c86d7f2deac6fe3e98a0b63428132aea9ae9b1d17805c7cadea183245e7ae9ee2d785430565989f0cd27a49600e7d8c61db66d151450b0e9

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_kl34qb1c.aui.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/2384-7-0x000002386EA90000-0x000002386EAB2000-memory.dmp

Filesize
136KB

Download
memory/2384-11-0x00007FFF96930000-0x00007FFF973F1000-memory.dmp

Filesize
10.8MB

Download
memory/2384-12-0x00007FFF96930000-0x00007FFF973F1000-memory.dmp

Filesize
10.8MB

Download
memory/2384-13-0x00007FFF96930000-0x00007FFF973F1000-memory.dmp

Filesize
10.8MB

Download
memory/2384-16-0x00007FFF96930000-0x00007FFF973F1000-memory.dmp

Filesize
10.8MB

Download
memory/2384-0-0x00007FFF96933000-0x00007FFF96935000-memory.dmp

Filesize
8KB

Download
memory/4508-38-0x0000000006470000-0x000000000648A000-memory.dmp

Filesize
104KB

Download
memory/4508-52-0x0000000006FE0000-0x0000000006FFE000-memory.dmp

Filesize
120KB

Download
memory/4508-19-0x0000000075390000-0x0000000075B40000-memory.dmp

Filesize
7.7MB

Download
memory/4508-21-0x0000000005020000-0x0000000005042000-memory.dmp

Filesize
136KB

Download
memory/4508-22-0x00000000050C0000-0x0000000005126000-memory.dmp

Filesize
408KB

Download
memory/4508-23-0x00000000057F0000-0x0000000005856000-memory.dmp

Filesize
408KB

Download
memory/4508-18-0x0000000002920000-0x0000000002956000-memory.dmp

Filesize
216KB

Download
memory/4508-33-0x00000000058B0000-0x0000000005C04000-memory.dmp

Filesize
3.3MB

Download
memory/4508-35-0x0000000005EF0000-0x0000000005F0E000-memory.dmp

Filesize
120KB

Download
memory/4508-36-0x0000000005F20000-0x0000000005F6C000-memory.dmp

Filesize
304KB

Download
memory/4508-17-0x000000007539E000-0x000000007539F000-memory.dmp

Filesize
4KB

Download
memory/4508-37-0x0000000007890000-0x0000000007F0A000-memory.dmp

Filesize
6.5MB

Download
memory/4508-40-0x0000000075390000-0x0000000075B40000-memory.dmp

Filesize
7.7MB

Download
memory/4508-41-0x00000000711B0000-0x00000000711FC000-memory.dmp

Filesize
304KB

Download
memory/4508-39-0x0000000006FA0000-0x0000000006FD2000-memory.dmp

Filesize
200KB

Download
memory/4508-20-0x0000000005180000-0x00000000057A8000-memory.dmp

Filesize
6.2MB

Download
memory/4508-42-0x0000000071780000-0x0000000071AD4000-memory.dmp

Filesize
3.3MB

Download
memory/4508-53-0x0000000075390000-0x0000000075B40000-memory.dmp

Filesize
7.7MB

Download
memory/4508-54-0x0000000007210000-0x00000000072B3000-memory.dmp

Filesize
652KB

Download
memory/4508-55-0x0000000075390000-0x0000000075B40000-memory.dmp

Filesize
7.7MB

Download
memory/4508-56-0x0000000007310000-0x000000000731A000-memory.dmp

Filesize
40KB

Download
memory/4508-57-0x0000000007500000-0x0000000007596000-memory.dmp

Filesize
600KB

Download
memory/4508-58-0x0000000007470000-0x0000000007481000-memory.dmp

Filesize
68KB

Download
memory/4508-59-0x00000000074A0000-0x00000000074AE000-memory.dmp

Filesize
56KB

Download
memory/4508-60-0x00000000074B0000-0x00000000074C4000-memory.dmp

Filesize
80KB

Download
memory/4508-62-0x00000000074F0000-0x00000000074F8000-memory.dmp

Filesize
32KB

Download
memory/4508-61-0x00000000075A0000-0x00000000075BA000-memory.dmp

Filesize
104KB

Download
memory/4508-64-0x0000000010000000-0x0000000010022000-memory.dmp

Filesize
136KB

Download
memory/4508-68-0x0000000075390000-0x0000000075B40000-memory.dmp

Filesize
7.7MB

Download

Analysis

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