MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 786a4475e703e5c8d3d5cf05ca7071c579f856a1eb9afb3e4df359e7932b7170. 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: 14


Intelligence 14 IOCs YARA 9 File information Comments
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SHA256 hash: 786a4475e703e5c8d3d5cf05ca7071c579f856a1eb9afb3e4df359e7932b7170
SHA3-384 hash: d26869de69752c49082ddeff2ac15c62f6e8bdc11dce63c15f79256bcd9fe42e96f465658244ed296e26f71cf7fe2c11
SHA1 hash: 04e60db5817234d58dbda76b70065f1b3ecbc6d5
MD5 hash: c631f2618d7b6edc111e7a54c3ea4df5
humanhash: vegan-seven-seven-river
File name:786a4475e703e5c8d3d5cf05ca7071c579f856a1eb9afb3e4df359e7932b7170.bin
Download: download sample
Signature LockBit
Create hunting rule
File size:982'528 bytes
First seen:2021-12-24 19:24:06 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 216df81b1ef7bc2aa8ec52bbeef137c9 (38 x LockBit)
ssdeep 24576:uLjr3s2nScu1i1tz3f++5kRzFxk7rMxNeR1R9qpdhF:Ujrc2So1Ff+B3k796D
Threatray 12 similar samples on MalwareBazaar
TLSH T19C253A0593018F96C813207951FE8DB3A877073192BF1CE6A78466DC83B2FA5776B366
Reporter Arkbird_SOLG
Tags:exe lockbit Ransomware

Intelligence

File Origin
# of uploads :
1
# of downloads :
946
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
786a4475e703e5c8d3d5cf05ca7071c579f856a1eb9afb3e4df359e7932b7170.bin
Verdict:
Malicious activity
Analysis date:
2021-12-24 19:25:08 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/0a92353b-8bb3-4f34-ba33-b71ac2ab99c3

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/216245/
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
Adding an access-denied ACE
Сreating synchronization primitives
Creating a file in the Windows subdirectories
Creating a file
Changing a file
Enabling the 'hidden' option for recently created files
Moving a recently created file
Creating a file in the Program Files subdirectories
Moving a file to the Program Files subdirectory
Modifying an executable file
Creating a window
Running batch commands
Creating a process with a hidden window
Searching for synchronization primitives
Launching a service
Replacing files
Sending a custom TCP request
Launching a process
DNS request
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/3138/overview
Behaviour
MalwareBazaar
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
67%
Tags:
anti-vm evasive exploit obfuscated
Link:
https://www.filescan.io/uploads/61c61e948991ba72b3960811/reports/9176cfed-67e1-4ac3-aa39-e58dbd19617e/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/ea158044-18f5-445e-a3ff-744f2585b13b
Result
Threat name:
LockBit ransomware
Create hunting rule
Detection:
malicious
Classification:
rans.spre.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/912577
Signature
Antivirus / Scanner detection for submitted sample
Connects to many different private IPs (likely to spread or exploit)
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
May disable shadow drive data (uses vssadmin)
Modifies existing user documents (likely ransomware behavior)
Multi AV Scanner detection for submitted file
Sigma detected: Copying Sensitive Files with Credential Data
Sigma detected: Modification of Boot Configuration
Sigma detected: Shadow Copies Deletion Using Operating Systems Utilities
Sigma detected: WannaCry Ransomware
Spreads via windows shares (copies files to share folders)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses bcdedit to modify the Windows boot settings
Yara detected LockBit ransomware
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 545053 Sample: bztgDGEnKm.bin Startdate: 24/12/2021 Architecture: WINDOWS Score: 100 43 Sigma detected: WannaCry Ransomware 2->43 45 Antivirus / Scanner detection for submitted sample 2->45 47 Multi AV Scanner detection for submitted file 2->47 49 9 other signatures 2->49 7 bztgDGEnKm.exe 8 376 2->7         started        12 bztgDGEnKm.exe 2->12         started        14 bztgDGEnKm.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\Default\Restore-My-Files.txt, ASCII 7->29 dropped 31 C:\Users\user\...\settings.index.lockbit, COM 7->31 dropped 33 C:\Users\user\AppData\...\apps.index.lockbit, DOS 7->33 dropped 35 7 other files (none is malicious) 7->35 dropped 57 Connects to many different private IPs (likely to spread or exploit) 7->57 59 Creates autostart registry keys with suspicious names 7->59 61 Deletes shadow drive data (may be related to ransomware) 7->61 63 4 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 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/786a4475e703e5c8d3d5cf05ca7071c579f856a1eb9afb3e4df359e7932b7170/
Threat name:
Win32.Ransomware.LockBit
Create hunting rule
Status:
Malicious
First seen:
2021-10-18 19:11:00 UTC
File Type:
PE (Exe)
AV detection:
38 of 43 (88.37%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=pbvei5phaps4ru6vz4c4u4dryv47qvvb5onpwpsn6nm6pezlofya._file
Verdict:
malicious
Similar samples:
0545f842ca2eb77bcac0fd17d6d0a8c607d7dbc8669709f3096e5c1828e1c049
LockBit
4bb152c96ba9e25f293bbc03c607918a4452231087053a8cb1a8accb1acc92fd
LockBit
73406e0e7882addf0f810d3bc0e386fd5fd2dd441c895095f4125bb236ae7345
LockBit
acad2d9b291b5a9662aa1469f96995dc547a45e391af9c7fa24f5921b0128b2c
LockBit
bc7a8a1a103aba8623b7cb73a8c32d5a3a9a8550d1a0fabbb1a01a48497ad0fb
LockBit
e216372e4328f1cf5cf39a73540b508adc8d777fef90ca77af635c2331deb5cc
LockBit
+ 2 additional samples on MalwareBazaar
Result
Malware family:
lockbit
Create hunting rule
Score:
  10/10
Tags:
family:lockbit evasion persistence ransomware
Link:
https://tria.ge/reports/211224-x4ylaseabj/
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
Modifies extensions of user files
Deletes shadow copies
Modifies boot configuration data using bcdedit
Lockbit
Unpacked files
SH256 hash:
786a4475e703e5c8d3d5cf05ca7071c579f856a1eb9afb3e4df359e7932b7170
MD5 hash:
c631f2618d7b6edc111e7a54c3ea4df5
SHA1 hash:
04e60db5817234d58dbda76b70065f1b3ecbc6d5
Link:
https://www.unpac.me/results/02869dcb-6d13-4e16-8180-dc231e5ca145/
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/786a4475e703e5c8d3d5cf05ca7071c579f856a1eb9afb3e4df359e7932b7170

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: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:XOREngine_Misc_XOR_Func
Create hunting rule
Author:smiller cc @florian @wesley idea on implementation with yara's built in XOR function
Description:Use with care, https://twitter.com/cyb3rops/status/1237042104406355968

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/216245/

Comments