c3bfe47eab24ae3b8f99e0a788e65c58ca1d40b5d55981a2c1195478bd873b1f

Analysis

max time kernel
149s
max time network
151s
platform
windows11-21h2_x64
resource
win11-20260130-en
resource tags

arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
04/05/2026, 09:28

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General

Target
2026-05-04_1bec4b14c88eb27e0cc3107a2cd263dc_elex_lockbit.exe
Size 37KB
Sample260504-lfktrafv2s
SHA256 c3bfe47eab24ae3b8f99e0a788e65c58ca1d40b5d55981a2c1195478bd873b1f
MD5 1bec4b14c88eb27e0cc3107a2cd263dc
SHA1 df8441a308f051772cfec388b35cd6ff99f3a247
SHA512 46e3bc7bbfb20d6cd7abcaf74a2a7685cf94f09fc821b2b7b48c6db752e19d7d0482ee87d15ab2ecf4c1c297b030c02730072c98edea069111ab1a8fb4127cd0
SSDEEP 768:O8kr2D6AKlLO+SNhBgCHDck4MV0ggv8KoETBB9D3xvjHhx4eC7Xj8Qc1RT:B/6A0q5HDR4oWBx3xrBx41z8QcbT
TLSH
T145035A52ABF44036F5F31B71A878886ADEBABC206476D45F87800EAD1970952CE3D727
MD5 SHA1 SHA512 SSDEEP TLSH

Score

9^/10

defense_evasion discovery

Malware Config

Signatures

Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003) 1 IoCs

resource	yara_rule
behavioral2/files/0x000d00000002adb3-4.dat	INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM

Detects executables containing anti-forensic artifacts of deleting USN change journal. Observed in r 1 IoCs

resource	yara_rule
behavioral2/files/0x000d00000002adb3-4.dat	INDICATOR_SUSPICIOUS_USNDeleteJournal

Executes dropped EXE 1 IoCs

pid	Process
4440	w32tm.exe

Impair Defenses: Safe Mode Boot 1 TTPs 2 IoCs

defense_evasion

Safe Mode Boot

T1562.009

description	ioc	Process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\NGEN56662_32	2026-05-04_1bec4b14c88eb27e0cc3107a2cd263dc_elex_lockbit.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\NGEN56662_32\ = "Service"	2026-05-04_1bec4b14c88eb27e0cc3107a2cd263dc_elex_lockbit.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__b1468498603466fe\w32tm.exe:Zone.Identifier	2026-05-04_1bec4b14c88eb27e0cc3107a2cd263dc_elex_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	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fsutil.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-05-04_1bec4b14c88eb27e0cc3107a2cd263dc_elex_lockbit.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	w32tm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.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
6004	cmd.exe
1656	PING.EXE

NTFS ADS 1 IoCs

description	ioc	Process
File opened for modification	C:\ProgramData\Microsoft\v2.0_2.0.0.0__b1468498603466fe\w32tm.exe:Zone.Identifier	2026-05-04_1bec4b14c88eb27e0cc3107a2cd263dc_elex_lockbit.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1656	PING.EXE

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe
4440	w32tm.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5920 wrote to memory of 6004	5920	2026-05-04_1bec4b14c88eb27e0cc3107a2cd263dc_elex_lockbit.exe	80
PID 6004 wrote to memory of 1656	6004	cmd.exe	82
PID 6004 wrote to memory of 3568	6004	cmd.exe	83

C:\Users\Admin\AppData\Local\Temp\2026-05-04_1bec4b14c88eb27e0cc3107a2cd263dc_elex_lockbit.exe
"C:\Users\Admin\AppData\Local\Temp\2026-05-04_1bec4b14c88eb27e0cc3107a2cd263dc_elex_lockbit.exe"
1⤵
- Impair Defenses: Safe Mode Boot
- Subvert Trust Controls: Mark-of-the-Web Bypass
- System Location Discovery: System Language Discovery
- NTFS ADS
- Suspicious use of WriteProcessMemory
PID:5920
- 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\2026-05-04_1bec4b14c88eb27e0cc3107a2cd263dc_elex_lockbit.exe" & del "C:\Users\Admin\AppData\Local\Temp\2026-05-04_1bec4b14c88eb27e0cc3107a2cd263dc_elex_lockbit.exe" > NUL & exit
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:6004
- - 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:1656
- - C:\Windows\SysWOW64\fsutil.exe
    fsutil file setzerodata offset=0 length=524288 "C:\Users\Admin\AppData\Local\Temp\2026-05-04_1bec4b14c88eb27e0cc3107a2cd263dc_elex_lockbit.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3568

C:\ProgramData\Microsoft\v2.0_2.0.0.0__b1468498603466fe\w32tm.exe
C:\ProgramData\Microsoft\v2.0_2.0.0.0__b1468498603466fe\w32tm.exe
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:4440

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Impair Defenses

T1562

Safe Mode Boot

T1562.009

Subvert Trust Controls

T1553

SIP and Trust Provider Hijacking

T1553.003

Credential Access

Discovery

Remote System Discovery

T1018

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

tmp21AC.tmp

Path C:\Users\Admin\AppData\Local\Temp\tmp21AC.tmp
Size 37KB
SHA256 c3bfe47eab24ae3b8f99e0a788e65c58ca1d40b5d55981a2c1195478bd873b1f
MD5 1bec4b14c88eb27e0cc3107a2cd263dc
SHA1 df8441a308f051772cfec388b35cd6ff99f3a247
SHA512 46e3bc7bbfb20d6cd7abcaf74a2a7685cf94f09fc821b2b7b48c6db752e19d7d0482ee87d15ab2ecf4c1c297b030c02730072c98edea069111ab1a8fb4127cd0
SSDEEP 768:O8kr2D6AKlLO+SNhBgCHDck4MV0ggv8KoETBB9D3xvjHhx4eC7Xj8Qc1RT:B/6A0q5HDR4oWBx3xrBx41z8QcbT
TLSH
T145035A52ABF44036F5F31B71A878886ADEBABC206476D45F87800EAD1970952CE3D727
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/4440-44-0x0000000000780000-0x00000000008CD000-memory.dmp

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memory/5920-27-0x0000000000DB0000-0x0000000000EFD000-memory.dmp

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memory/5920-42-0x0000000000DB0000-0x0000000000EFD000-memory.dmp

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memory/5920-43-0x00000000007D0000-0x000000000086C000-memory.dmp

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