d8791625d86dff22d527f72b69d314f9a34e88d1129e3ef1d29e040fcb433208

General

Target

2024-09-21_c1e80dc69b7b74cc5eac95c315d62d83_lockbit.exe
Size

37KB
MD5

c1e80dc69b7b74cc5eac95c315d62d83
SHA1

531b5886d64ce1a228ea921999fb593396943325
SHA256

d8791625d86dff22d527f72b69d314f9a34e88d1129e3ef1d29e040fcb433208
SHA512

391c48bf1110d4b02f8aa15029e362a6ee3121b37057b6dbf936dfe451ed1f4c5855f4f22edbffe8175f25fea4eaaf9e41627e28b1db6d5663554fba3d11687d
SSDEEP

768:ETEjmqVxAxuZY9AldyQSRA2wnXw/uaLoBB5Ux4PC74801h2w:cgxAxuW2ldyYvhauBSx40480Ow

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2628	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2844	gpscript.exe

Subvert Trust Controls: Mark-of-the-Web Bypass 1 TTPs 1 IoCs

When files are downloaded from the Internet, they are tagged with a hidden NTFS Alternate Data Stream (ADS) named Zone.Identifier with a specific value known as the MOTW.

defense_evasion

SIP and Trust Provider Hijacking

T1553.003

description	ioc	Process
File opened for modification	C:\ProgramData\Microsoft\v2.0_2.0.0.0__420614a3f561d8b9\gpscript.exe:Zone.Identifier	2024-09-21_c1e80dc69b7b74cc5eac95c315d62d83_lockbit.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 5 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	2024-09-21_c1e80dc69b7b74cc5eac95c315d62d83_lockbit.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	gpscript.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fsutil.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
2736	PING.EXE
2628	cmd.exe

NTFS ADS 1 IoCs

description	ioc	Process
File opened for modification	C:\ProgramData\Microsoft\v2.0_2.0.0.0__420614a3f561d8b9\gpscript.exe:Zone.Identifier	2024-09-21_c1e80dc69b7b74cc5eac95c315d62d83_lockbit.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2736	PING.EXE

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2352 wrote to memory of 2628	2352	2024-09-21_c1e80dc69b7b74cc5eac95c315d62d83_lockbit.exe	31
PID 2352 wrote to memory of 2628	2352	2024-09-21_c1e80dc69b7b74cc5eac95c315d62d83_lockbit.exe	31
PID 2352 wrote to memory of 2628	2352	2024-09-21_c1e80dc69b7b74cc5eac95c315d62d83_lockbit.exe	31
PID 2352 wrote to memory of 2628	2352	2024-09-21_c1e80dc69b7b74cc5eac95c315d62d83_lockbit.exe	31
PID 2628 wrote to memory of 2736	2628	cmd.exe	33
PID 2628 wrote to memory of 2736	2628	cmd.exe	33
PID 2628 wrote to memory of 2736	2628	cmd.exe	33
PID 2628 wrote to memory of 2736	2628	cmd.exe	33
PID 2628 wrote to memory of 2784	2628	cmd.exe	34
PID 2628 wrote to memory of 2784	2628	cmd.exe	34
PID 2628 wrote to memory of 2784	2628	cmd.exe	34
PID 2628 wrote to memory of 2784	2628	cmd.exe	34

C:\Users\Admin\AppData\Local\Temp\2024-09-21_c1e80dc69b7b74cc5eac95c315d62d83_lockbit.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-21_c1e80dc69b7b74cc5eac95c315d62d83_lockbit.exe"
1⤵
- Subvert Trust Controls: Mark-of-the-Web Bypass
- System Location Discovery: System Language Discovery
- NTFS ADS
- Suspicious use of WriteProcessMemory
PID:2352
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /d /c ping -n 2 127.0.0.1 > NUL & fsutil file setzerodata offset=0 length=524288 "C:\Users\Admin\AppData\Local\Temp\2024-09-21_c1e80dc69b7b74cc5eac95c315d62d83_lockbit.exe" & del "C:\Users\Admin\AppData\Local\Temp\2024-09-21_c1e80dc69b7b74cc5eac95c315d62d83_lockbit.exe" > NUL & exit
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:2628
- - C:\Windows\SysWOW64\PING.EXE
    ping -n 2 127.0.0.1
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:2736
- - C:\Windows\SysWOW64\fsutil.exe
    fsutil file setzerodata offset=0 length=524288 "C:\Users\Admin\AppData\Local\Temp\2024-09-21_c1e80dc69b7b74cc5eac95c315d62d83_lockbit.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2784

C:\ProgramData\Microsoft\v2.0_2.0.0.0__420614a3f561d8b9\gpscript.exe
C:\ProgramData\Microsoft\v2.0_2.0.0.0__420614a3f561d8b9\gpscript.exe
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2844

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Subvert Trust Controls

1

T1553

SIP and Trust Provider Hijacking

1

T1553.003

Credential Access

Discovery

Remote System Discovery

1

T1018

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\ProgramData\Microsoft\v2.0_2.0.0.0__420614a3f561d8b9\gpscript.exe

Filesize
37KB

MD5
c1e80dc69b7b74cc5eac95c315d62d83

SHA1
531b5886d64ce1a228ea921999fb593396943325

SHA256
d8791625d86dff22d527f72b69d314f9a34e88d1129e3ef1d29e040fcb433208

SHA512
391c48bf1110d4b02f8aa15029e362a6ee3121b37057b6dbf936dfe451ed1f4c5855f4f22edbffe8175f25fea4eaaf9e41627e28b1db6d5663554fba3d11687d

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Analysis

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