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/3576-63-0x0000000010000000-0x0000000010022000-memory.dmp	family_lockbit

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
1336	powershell.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2036	3576	WerFault.exe	84

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
1336	powershell.exe
1336	powershell.exe
3576	powershell.exe
3576	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1336	powershell.exe
Token: SeDebugPrivilege	3576	powershell.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1336 wrote to memory of 3576	1336	powershell.exe	84
PID 1336 wrote to memory of 3576	1336	powershell.exe	84
PID 1336 wrote to memory of 3576	1336	powershell.exe	84

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:1336
- 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:3576
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3576 -s 3008
    3⤵
    - Program crash
    PID:2036

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3576 -ip 3576
1⤵
PID:808

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
d5198d7e3f350aca580d4160e3cb0493

SHA1
67d8eb10aeeb2c5075a9823a5b9f6dfab84a237d

SHA256
f26fac220a2f7479a976f51e6370bc525a7ae40b7e129cebfdeae42214669f70

SHA512
755d2eca2a90ea0c05beeea95f3c47f54ccce11b77c2a2af886e0b86480600d4100d24c2cbbc8ba3491f5c6e175794609c85e3a0f72f44adf9f35df7930363f5

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_03rldeee.lfj.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/1336-1-0x000002A746410000-0x000002A746432000-memory.dmp

Filesize
136KB

Download
memory/1336-11-0x00007FF8A8570000-0x00007FF8A9031000-memory.dmp

Filesize
10.8MB

Download
memory/1336-12-0x00007FF8A8570000-0x00007FF8A9031000-memory.dmp

Filesize
10.8MB

Download
memory/1336-13-0x00007FF8A8570000-0x00007FF8A9031000-memory.dmp

Filesize
10.8MB

Download
memory/1336-0-0x00007FF8A8573000-0x00007FF8A8575000-memory.dmp

Filesize
8KB

Download
memory/1336-17-0x00007FF8A8570000-0x00007FF8A9031000-memory.dmp

Filesize
10.8MB

Download
memory/3576-37-0x0000000007CD0000-0x000000000834A000-memory.dmp

Filesize
6.5MB

Download
memory/3576-39-0x00000000075D0000-0x0000000007602000-memory.dmp

Filesize
200KB

Download
memory/3576-20-0x0000000005580000-0x0000000005BA8000-memory.dmp

Filesize
6.2MB

Download
memory/3576-21-0x0000000005480000-0x00000000054A2000-memory.dmp

Filesize
136KB

Download
memory/3576-23-0x0000000005C20000-0x0000000005C86000-memory.dmp

Filesize
408KB

Download
memory/3576-22-0x0000000005BB0000-0x0000000005C16000-memory.dmp

Filesize
408KB

Download
memory/3576-33-0x0000000005CE0000-0x0000000006034000-memory.dmp

Filesize
3.3MB

Download
memory/3576-18-0x0000000002D70000-0x0000000002DA6000-memory.dmp

Filesize
216KB

Download
memory/3576-35-0x0000000006300000-0x000000000631E000-memory.dmp

Filesize
120KB

Download
memory/3576-36-0x0000000006340000-0x000000000638C000-memory.dmp

Filesize
304KB

Download
memory/3576-16-0x0000000074DDE000-0x0000000074DDF000-memory.dmp

Filesize
4KB

Download
memory/3576-38-0x00000000068D0000-0x00000000068EA000-memory.dmp

Filesize
104KB

Download
memory/3576-41-0x00000000713B0000-0x0000000071704000-memory.dmp

Filesize
3.3MB

Download
memory/3576-40-0x0000000070BF0000-0x0000000070C3C000-memory.dmp

Filesize
304KB

Download
memory/3576-51-0x0000000007610000-0x000000000762E000-memory.dmp

Filesize
120KB

Download
memory/3576-19-0x0000000074DD0000-0x0000000075580000-memory.dmp

Filesize
7.7MB

Download
memory/3576-52-0x0000000007650000-0x00000000076F3000-memory.dmp

Filesize
652KB

Download
memory/3576-53-0x0000000074DD0000-0x0000000075580000-memory.dmp

Filesize
7.7MB

Download
memory/3576-54-0x0000000007750000-0x000000000775A000-memory.dmp

Filesize
40KB

Download
memory/3576-55-0x0000000074DD0000-0x0000000075580000-memory.dmp

Filesize
7.7MB

Download
memory/3576-57-0x0000000007970000-0x0000000007A06000-memory.dmp

Filesize
600KB

Download
memory/3576-56-0x0000000074DD0000-0x0000000075580000-memory.dmp

Filesize
7.7MB

Download
memory/3576-58-0x00000000078D0000-0x00000000078E1000-memory.dmp

Filesize
68KB

Download
memory/3576-59-0x00000000078F0000-0x00000000078FE000-memory.dmp

Filesize
56KB

Download
memory/3576-60-0x0000000007900000-0x0000000007914000-memory.dmp

Filesize
80KB

Download
memory/3576-61-0x0000000007940000-0x000000000795A000-memory.dmp

Filesize
104KB

Download
memory/3576-62-0x0000000007930000-0x0000000007938000-memory.dmp

Filesize
32KB

Download
memory/3576-63-0x0000000010000000-0x0000000010022000-memory.dmp

Filesize
136KB

Download
memory/3576-68-0x0000000074DD0000-0x0000000075580000-memory.dmp

Filesize
7.7MB

Download

Analysis

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