MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2ecf1fe02d8fb099b68e4d9bceeeadbe5fc8347f5a76d52f35ed48b516963735. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry


LockBit


Vendor detections: 15


Intelligence 15 IOCs YARA 13 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2ecf1fe02d8fb099b68e4d9bceeeadbe5fc8347f5a76d52f35ed48b516963735
SHA3-384 hash: 742d23c63252d68de2479c546185209d211e1ecd50995e1f343959ce367c9824ec3df1f28eeb865f7faae36a1be3a1b5
SHA1 hash: 60821226d8d934d488d4f8e8081c32c6a73f8929
MD5 hash: ebd239b8b8fe486b2a13a5896a96d044
humanhash: muppet-texas-artist-oregon
File name:2ecf1fe02d8fb099b68e4d9bceeeadbe5fc8347f5a76d52f35ed48b516963735
Download: download sample
Signature LockBit
Create hunting rule
File size:982'528 bytes
First seen:2023-01-27 05:21:24 UTC
Last seen:2023-01-29 05:22:28 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 216df81b1ef7bc2aa8ec52bbeef137c9 (38 x LockBit)
ssdeep 24576:uLjr3s2nScu1i1tz3f++5kRzFxk7rMxNeR1R9qpdHF:Ujrc2So1Ff+B3k7969
Threatray 66 similar samples on MalwareBazaar
TLSH T172253A0593018F96C813207951FE8DB3A877073192BF1CE6A78466DC83B2FA5776B366
TrID 27.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
20.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
18.6% (.EXE) Win32 Executable (generic) (4505/5/1)
8.5% (.ICL) Windows Icons Library (generic) (2059/9)
8.3% (.EXE) OS/2 Executable (generic) (2029/13)
Reporter petikvx
Tags:lockbit Ransomware

Intelligence

File Origin
# of uploads :
2
# of downloads :
637
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
2ecf1fe02d8fb099b68e4d9bceeeadbe5fc8347f5a76d52f35ed48b516963735
Verdict:
Malicious activity
Analysis date:
2023-01-27 05:22:09 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/b49eee84-67cc-4ebd-b6a1-f25c58c0a865

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Lockbit
Create hunting rule
Link:
https://www.capesandbox.com/analysis/357299/
Detection(s):
Win.Trojan.Obfus-43
Create hunting rule

Win.Ransomware.Lockbit-9886605-0
Create hunting rule

Win.Ransomware.LockBit-9888870-1
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Adding an access-denied ACE
Сreating synchronization primitives
Creating a file in the Windows subdirectories
Changing a file
Creating a file
Creating a file in the Program Files subdirectories
Moving a recently created file
Moving a file to the Program Files subdirectory
Creating a window
Modifying an executable file
Replacing files
Running batch commands
Creating a process with a hidden window
Searching for synchronization primitives
Launching a service
Sending a custom TCP request
Launching a process
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Creating a file in the mass storage device
Deleting volume shadow copies
Preventing system recovery
Encrypting user's files
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/63354/overview
Behaviour
MalwareBazaar
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm cmd.exe evasive exploit explorer.exe filecoder lockbit obfuscated ransomware shell32.dll windows
Link:
https://www.filescan.io/uploads/63d35f7c905a5ac3b908ed19/reports/2dc9f744-60d9-4723-b1fb-3f38d3d4f776/overview
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
LockBit Ransomware
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/c050f5d3-523a-42d5-b55d-74be65f3878e
Result
Threat name:
Conti, LockBit ransomware
Create hunting rule
Detection:
malicious
Classification:
rans.spre.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1160015
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
Connects to many different private IPs (likely to spread or exploit)
Connects to many different private IPs via SMB (likely to spread or exploit)
Contains functionality to hide a thread from the debugger
Creates autostart registry keys with suspicious names
Deletes shadow drive data (may be related to ransomware)
Found ransom note / readme
Found Tor onion address
Hides threads from debuggers
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
May disable shadow drive data (uses vssadmin)
Modifies existing user documents (likely ransomware behavior)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Sigma detected: Delete shadow copy via WMIC
Spreads via windows shares (copies files to share folders)
Uses bcdedit to modify the Windows boot settings
Writes a notice file (html or txt) to demand a ransom
Yara detected Conti ransomware
Yara detected LockBit ransomware
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 792752 Sample: A13Sn5QyqM.exe Startdate: 27/01/2023 Architecture: WINDOWS Score: 100 43 Multi AV Scanner detection for domain / URL 2->43 45 Malicious sample detected (through community Yara rule) 2->45 47 Antivirus detection for URL or domain 2->47 49 10 other signatures 2->49 7 A13Sn5QyqM.exe 8 507 2->7         started        12 A13Sn5QyqM.exe 2->12         started        14 A13Sn5QyqM.exe 2->14         started        16 2 other processes 2->16 process3 dnsIp4 37 192.168.2.100 unknown unknown 7->37 39 192.168.2.101 unknown unknown 7->39 41 98 other IPs or domains 7->41 29 C:\Users\user\...\Restore-My-Files.txt, ASCII 7->29 dropped 31 C:\Users\Default\Restore-My-Files.txt, ASCII 7->31 dropped 33 C:\Users\Default\...\Restore-My-Files.txt, ASCII 7->33 dropped 35 19 other files (7 malicious) 7->35 dropped 57 Connects to many different private IPs via SMB (likely to spread or exploit) 7->57 59 Connects to many different private IPs (likely to spread or exploit) 7->59 61 Creates autostart registry keys with suspicious names 7->61 63 7 other signatures 7->63 18 cmd.exe 1 7->18         started        file5 signatures6 process7 signatures8 51 May disable shadow drive data (uses vssadmin) 18->51 53 Deletes shadow drive data (may be related to ransomware) 18->53 55 Uses bcdedit to modify the Windows boot settings 18->55 21 bcdedit.exe 8 1 18->21         started        23 bcdedit.exe 1 18->23         started        25 WMIC.exe 1 18->25         started        27 2 other processes 18->27 process9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2ecf1fe02d8fb099b68e4d9bceeeadbe5fc8347f5a76d52f35ed48b516963735/
Threat name:
Win32.Ransomware.LockBit
Create hunting rule
Status:
Malicious
First seen:
2023-01-26 08:10:00 UTC
File Type:
PE (Exe)
AV detection:
34 of 37 (91.89%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=f3hr7ybnr6yjtnuojwn453vnxzp4qnd7lj3nklzv5velkfuwg42q._file
Verdict:
malicious
Similar samples:
0545f842ca2eb77bcac0fd17d6d0a8c607d7dbc8669709f3096e5c1828e1c049
LockBit
411b8cd39606bbe551627f1868bb4ace1f9fcb5387b6a58b9bb7f31c50109e10
LockBit
54b45f35926b12f7853e4854ae1d0a233ba1817451450d9b9fdf4e9b1412024f
LockBit
a9cb8fb06970ee8652983bdad227d24f50133853b64e29b76bae98b4063409b3
LockBit
c3230c24b469fe5d82786444d3c7a7d16d78eb65581c814dbc5329a80b65481f
LockBit
f6fbfa9fe38f69f8806d60072b7e8a9aceacf4a2b27095f7297f529ba986eab4
LockBit
+ 56 additional samples on MalwareBazaar
Result
Malware family:
lockbit
Create hunting rule
Score:
  10/10
Tags:
family:lockbit discovery evasion persistence ransomware
Link:
https://tria.ge/reports/230127-f2j7fsge43/
Behaviour
Interacts with shadow copies
Modifies Control Panel
Modifies registry class
Runs ping.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Drops file in Program Files directory
Drops file in System32 directory
Sets desktop wallpaper using registry
Suspicious use of NtSetInformationThreadHideFromDebugger
Adds Run key to start application
Checks computer location settings
Modifies extensions of user files
Creates a large amount of network flows
Deletes shadow copies
Modifies boot configuration data using bcdedit
Lockbit
Unpacked files
SH256 hash:
2ecf1fe02d8fb099b68e4d9bceeeadbe5fc8347f5a76d52f35ed48b516963735
MD5 hash:
ebd239b8b8fe486b2a13a5896a96d044
SHA1 hash:
60821226d8d934d488d4f8e8081c32c6a73f8929
Detections:
win_lockbit_auto
Create hunting rule
Link:
https://www.unpac.me/results/43953f98-f0d6-4ce0-bdde-30b89810565f/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/2ecf1fe02d8f/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/2ecf1fe02d8fb099b68e4d9bceeeadbe5fc8347f5a76d52f35ed48b516963735

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:ICMLuaUtil_UACMe_M41
Create hunting rule
Author:Marius 'f0wL' Genheimer <hello@dissectingmalwa.re>
Description:A Yara rule for UACMe Method 41 -> ICMLuaUtil Elevated COM interface
Reference:https://github.com/hfiref0x/UACME
Rule name:INDICATOR_SUSPICIOUS_EXE_RegKeyComb_DisableWinDefender
Create hunting rule
Author:ditekSHen
Description:Detects executables embedding registry key / value combination indicative of disabling Windows Defedner features
Rule name:INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
Create hunting rule
Author:ditekSHen
Description:Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003)
Rule name:INDICATOR_SUSPICIOUS_USNDeleteJournal
Create hunting rule
Author:ditekSHen
Description:Detects executables containing anti-forensic artifcats of deletiing USN change journal. Observed in ransomware
Rule name:Lockbit
Create hunting rule
Author:kevoreilly
Description:Lockbit Payload
Rule name:Lockbit2_Jul21
Create hunting rule
Author:CB @ ATR
Description:simple rule to detect latest Lockbit ransomware Jul 2021
Rule name:meth_stackstrings
Create hunting rule
Author:Willi Ballenthin
Rule name:RAN_Lockbit_Dec_2021_1
Create hunting rule
Author:Arkbird_SOLG
Description:Detect Lockbit ransomware
Reference:Internal Research
Rule name:SUSP_XORed_URL_in_EXE
Create hunting rule
Author:Florian Roth
Description:Detects an XORed URL in an executable
Reference:https://twitter.com/stvemillertime/status/1237035794973560834
Rule name:SUSP_XORed_URL_in_EXE_RID2E46
Create hunting rule
Author:Florian Roth
Description:Detects an XORed URL in an executable
Reference:https://twitter.com/stvemillertime/status/1237035794973560834
Rule name:Win32_Ransomware_LockBit
Create hunting rule
Author:ReversingLabs
Description:Yara rule that detects LockBit ransomware.
Rule name:Windows_Ransomware_Lockbit_89e64044
Create hunting rule
Author:Elastic Security
Rule name:Windows_Ransomware_Lockbit_a1c60939
Create hunting rule
Author:Elastic Security

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Cape
Cape
https://www.capesandbox.com/analysis/357299/

Comments