ff5c507b0d2fa71c8103836b3af7e7300a46979cd63e5c04361e7445fcaa877c

General

Target

2024-10-12_ad176230757b9fd124e6c78d6faec1da_lockbit.exe
Size

33KB
MD5

ad176230757b9fd124e6c78d6faec1da
SHA1

0fb029bdca41f990fed81ec602c503bb00e60a1d
SHA256

ff5c507b0d2fa71c8103836b3af7e7300a46979cd63e5c04361e7445fcaa877c
SHA512

967287043853ff9a5afae5c2940246311349ebc308a57264c9f9b8b661fdc4314ef8186555579a13eb5127e32dcaddc53b48c5cf71b9ffc74d1657053b8e8e76
SSDEEP

768:HFOj0Pkj5ModZ4h2wd8iGjqW7AnHvtMaWRBB5sx4PC74801whP:lHE5Mod2kwd8L4qa4Bax40480KP

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2804	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2728	WerFaultSecure.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__1816ba8172d784ba\WerFaultSecure.exe:Zone.Identifier	2024-10-12_ad176230757b9fd124e6c78d6faec1da_lockbit.exe

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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fsutil.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-10-12_ad176230757b9fd124e6c78d6faec1da_lockbit.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WerFaultSecure.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
2804	cmd.exe
2852	PING.EXE

NTFS ADS 1 IoCs

description	ioc	Process
File opened for modification	C:\ProgramData\Microsoft\v2.0_2.0.0.0__1816ba8172d784ba\WerFaultSecure.exe:Zone.Identifier	2024-10-12_ad176230757b9fd124e6c78d6faec1da_lockbit.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2852	PING.EXE

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2056 wrote to memory of 2804	2056	2024-10-12_ad176230757b9fd124e6c78d6faec1da_lockbit.exe	32
PID 2056 wrote to memory of 2804	2056	2024-10-12_ad176230757b9fd124e6c78d6faec1da_lockbit.exe	32
PID 2056 wrote to memory of 2804	2056	2024-10-12_ad176230757b9fd124e6c78d6faec1da_lockbit.exe	32
PID 2056 wrote to memory of 2804	2056	2024-10-12_ad176230757b9fd124e6c78d6faec1da_lockbit.exe	32
PID 2804 wrote to memory of 2852	2804	cmd.exe	34
PID 2804 wrote to memory of 2852	2804	cmd.exe	34
PID 2804 wrote to memory of 2852	2804	cmd.exe	34
PID 2804 wrote to memory of 2852	2804	cmd.exe	34
PID 2804 wrote to memory of 2868	2804	cmd.exe	35
PID 2804 wrote to memory of 2868	2804	cmd.exe	35
PID 2804 wrote to memory of 2868	2804	cmd.exe	35
PID 2804 wrote to memory of 2868	2804	cmd.exe	35

C:\Users\Admin\AppData\Local\Temp\2024-10-12_ad176230757b9fd124e6c78d6faec1da_lockbit.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-12_ad176230757b9fd124e6c78d6faec1da_lockbit.exe"
1⤵
- Subvert Trust Controls: Mark-of-the-Web Bypass
- System Location Discovery: System Language Discovery
- NTFS ADS
- Suspicious use of WriteProcessMemory
PID:2056
- 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\2024-10-12_ad176230757b9fd124e6c78d6faec1da_lockbit.exe" & del "C:\Users\Admin\AppData\Local\Temp\2024-10-12_ad176230757b9fd124e6c78d6faec1da_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:2804
- - 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:2852
- - C:\Windows\SysWOW64\fsutil.exe
    fsutil file setzerodata offset=0 length=524288 "C:\Users\Admin\AppData\Local\Temp\2024-10-12_ad176230757b9fd124e6c78d6faec1da_lockbit.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2868

C:\ProgramData\Microsoft\v2.0_2.0.0.0__1816ba8172d784ba\WerFaultSecure.exe
C:\ProgramData\Microsoft\v2.0_2.0.0.0__1816ba8172d784ba\WerFaultSecure.exe
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2728

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 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__1816ba8172d784ba\WerFaultSecure.exe

Filesize
33KB

MD5
ad176230757b9fd124e6c78d6faec1da

SHA1
0fb029bdca41f990fed81ec602c503bb00e60a1d

SHA256
ff5c507b0d2fa71c8103836b3af7e7300a46979cd63e5c04361e7445fcaa877c

SHA512
967287043853ff9a5afae5c2940246311349ebc308a57264c9f9b8b661fdc4314ef8186555579a13eb5127e32dcaddc53b48c5cf71b9ffc74d1657053b8e8e76

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Analysis

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