lockbit | cff3bba0d1219b17d7970d4ddda34f0d79429f984c7cbf7705755d4353e1ea4c

General

Target

69487c2f91495cfda293735fc01ac8d516b48359171e3b53581ccf3145bfb527.ps1
Size

590KB
MD5

e0411fcbbff0e20922d224c3ac8c811e
SHA1

1083bc3407717b9953ffe27ec8ef3f0a520fbc82
SHA256

69487c2f91495cfda293735fc01ac8d516b48359171e3b53581ccf3145bfb527
SHA512

0555dbe49cc4ac2e432b85e847ac48113d74651f8c238329645b1bb07968d3418e92122b7750a3902793824a932647fe5c27c1c3e841a010a354d789c358eba3
SSDEEP

1536:Kk0H/lFq+N1mfoRlNyjZk11iBQcIY1Y+qFMJFOgvZ/wpKDcalOGODPNTbJYj6CJt:cA

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
behavioral1/memory/2296-15-0x0000000010000000-0x0000000010022000-memory.dmp	family_lockbit

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
2008	powershell.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wermgr.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2008	powershell.exe
2008	powershell.exe
2008	powershell.exe
2296	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2008	powershell.exe
Token: SeDebugPrivilege	2296	powershell.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2008 wrote to memory of 2296	2008	powershell.exe	31
PID 2008 wrote to memory of 2296	2008	powershell.exe	31
PID 2008 wrote to memory of 2296	2008	powershell.exe	31
PID 2008 wrote to memory of 2296	2008	powershell.exe	31
PID 2296 wrote to memory of 2760	2296	powershell.exe	33
PID 2296 wrote to memory of 2760	2296	powershell.exe	33
PID 2296 wrote to memory of 2760	2296	powershell.exe	33
PID 2296 wrote to memory of 2760	2296	powershell.exe	33

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\69487c2f91495cfda293735fc01ac8d516b48359171e3b53581ccf3145bfb527.ps1
1⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2008
- 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\69487c2f91495cfda293735fc01ac8d516b48359171e3b53581ccf3145bfb527.ps1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2296
- - C:\Windows\SysWOW64\wermgr.exe
    "C:\Windows\system32\wermgr.exe" "-outproc" "2296" "828"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2760

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\OutofProcReport259440642.txt

Filesize
1KB

MD5
043275bde3ed16454707ce8f478bf200

SHA1
923b676338af0016e35a902255e9db8561300441

SHA256
7a76be7da8dc967cf514ba8710c5503ee1ffebcec366fbd67f20b71ebd826188

SHA512
0b15f7d1be776907ec2335b9cd4dfc9f610ceb727749128fd1f797486927672e1d6bbe7c05a415ece8d32eabce7f8ae1d4a01bce87da94979675cbc7b18f78a2

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\DWTDBWLEP4VV1H1Q5NUC.temp

Filesize
7KB

MD5
c72e07eaa6c3bf62cbc5699e29f51936

SHA1
5496083c6c4b757bef5c19288a96da8799c5e311

SHA256
e26763ca2bb1dad5494e4ee0852591ee7788edcdca4d22e0dcf92597456b2921

SHA512
10328c60763a5401ad816ea52d48637c761a1a6054bd47f0e87aa0eeb14878714dea951827edb9469f4b2bf97fa73daac28e0f7a0d4a13c8b282c63ef00f35ab

Download Submit
memory/2008-4-0x000007FEF569E000-0x000007FEF569F000-memory.dmp

Filesize
4KB

Download
memory/2008-5-0x000000001B750000-0x000000001BA32000-memory.dmp

Filesize
2.9MB

Download
memory/2008-7-0x000007FEF53E0000-0x000007FEF5D7D000-memory.dmp

Filesize
9.6MB

Download
memory/2008-6-0x0000000002070000-0x0000000002078000-memory.dmp

Filesize
32KB

Download
memory/2008-8-0x000007FEF53E0000-0x000007FEF5D7D000-memory.dmp

Filesize
9.6MB

Download
memory/2008-9-0x000007FEF53E0000-0x000007FEF5D7D000-memory.dmp

Filesize
9.6MB

Download
memory/2008-11-0x000007FEF53E0000-0x000007FEF5D7D000-memory.dmp

Filesize
9.6MB

Download
memory/2008-10-0x000007FEF53E0000-0x000007FEF5D7D000-memory.dmp

Filesize
9.6MB

Download
memory/2008-12-0x000007FEF53E0000-0x000007FEF5D7D000-memory.dmp

Filesize
9.6MB

Download
memory/2296-15-0x0000000010000000-0x0000000010022000-memory.dmp

Filesize
136KB

Download

Analysis

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