MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ef95c0b829c2aad4eca365fb9b37719b51f5d8ab518a2ccac920ef65852982d1. 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


RedLineStealer


Vendor detections: 12


Intelligence 12 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ef95c0b829c2aad4eca365fb9b37719b51f5d8ab518a2ccac920ef65852982d1
SHA3-384 hash: f9830454c71c875584678f2c98d8361b714a63f0da3c4a2671b9f08fa8ccb6db59a6ac3f8dbe94725d0d66e826c27452
SHA1 hash: bac8269c66d5b0ca2c5487eb3366c910c99a67e1
MD5 hash: a83040b851cf14288d3262d2bd4460fc
humanhash: nebraska-nebraska-vegan-nineteen
File name:UDS-Trojan.Multi.GenericML.xnet-ef95c0b829c2aad4eca365fb9b37719b51f5d8ab518a2ccac920ef65852982d1
Download: download sample
Signature RedLineStealer
Create hunting rule
File size:4'656'640 bytes
First seen:2022-09-20 05:02:47 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 98304:6MNbfTJlGuc3B57vYT8A7X27aKc736CtbL8RdwZkid1W5:nN7tvcjUT8A7X219uKdw2B
Threatray 15'403 similar samples on MalwareBazaar
TLSH T1B42623DA02A1BE8FD9E684F7826003F433D686DE86D29364F71CCE49056219F857BD8D
TrID 69.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.9% (.EXE) Win64 Executable (generic) (10523/12/4)
6.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.7% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.2% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter petikvx
Tags:exe petikvx Ransomware RedLineStealer

Intelligence

File Origin
# of uploads :
1
# of downloads :
440
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
=+=.exe
Verdict:
Malicious activity
Analysis date:
2021-09-11 15:45:29 UTC
Tags:
ransomware cobralocker devillocker
Link:
https://app.any.run/tasks/47fc35d5-a275-4c90-9f5d-574a42b2bae0

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/311536/
Detection(s):
Win.Malware.Razy-9880130-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Launching a process
Creating a process with a hidden window
Creating a file in the %temp% directory
Creating a process from a recently created file
Searching for the window
Searching for analyzing tools
Using the Windows Management Instrumentation requests
Changing a file
Creating a file
Blocking the Windows Defender launch
Encrypting user's files
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/632949e66aa625318dcae7cb/reports/83a63cba-3e9a-4200-9cc6-04a46a37e957/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:
Cobra Locker
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/0bdf5f18-cadb-422e-bca4-d1d13720bbe2
Result
Threat name:
Cobra Locker
Create hunting rule
Detection:
malicious
Classification:
rans.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1073377
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Disables Windows Defender (via service or powershell)
Found ransom note / readme
Hides threads from debuggers
Machine Learning detection for dropped file
Machine Learning detection for sample
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
PE file contains section with special chars
Query firmware table information (likely to detect VMs)
Tries to detect sandboxes / dynamic malware analysis system (registry check)
Tries to detect sandboxes and other dynamic analysis tools (window names)
Writes a notice file (html or txt) to demand a ransom
Writes many files with high entropy
Yara detected Cobra Locker ransomware
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 705919 Sample: aY5FtwGauT.exe Startdate: 20/09/2022 Architecture: WINDOWS Score: 100 39 Antivirus / Scanner detection for submitted sample 2->39 41 Multi AV Scanner detection for submitted file 2->41 43 Found ransom note / readme 2->43 45 3 other signatures 2->45 7 aY5FtwGauT.exe 4 2->7         started        process3 file4 29 C:\Users\user\AppData\Local\Temp\VSSVC.exe, PE32 7->29 dropped 47 Disables Windows Defender (via service or powershell) 7->47 11 VSSVC.exe 7 7->11         started        15 powershell.exe 15 7->15         started        17 powershell.exe 19 7->17         started        19 2 other processes 7->19 signatures5 process6 file7 31 edb00001.log.bc1q8...5wsrg46ap6pe (copy), data 11->31 dropped 33 edb.log.bc1q80xu9j...5wsrg46ap6pe (copy), data 11->33 dropped 35 SharePointTeamSite...5wsrg46ap6pe (copy), data 11->35 dropped 37 28 other malicious files 11->37 dropped 49 Antivirus detection for dropped file 11->49 51 Multi AV Scanner detection for dropped file 11->51 53 Query firmware table information (likely to detect VMs) 11->53 55 6 other signatures 11->55 21 conhost.exe 15->21         started        23 conhost.exe 17->23         started        25 conhost.exe 19->25         started        27 conhost.exe 19->27         started        signatures8 process9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/ef95c0b829c2aad4eca365fb9b37719b51f5d8ab518a2ccac920ef65852982d1/
Threat name:
Win32.Trojan.GenericML
Create hunting rule
Status:
Malicious
First seen:
2021-09-11 20:04:14 UTC
File Type:
PE (.Net Exe)
Extracted files:
6
AV detection:
23 of 25 (92.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=56k4bobjykvnj3fdmx5zwn3rtni7lwflkgfczswjedxwlbjjqliq._file
Verdict:
malicious
Similar samples:
415cef68482c74fcfff231fafc63bf9835c72da00e826e753aac86f704db7ac8
RedLineStealer
57c9630ff4575c0881314c5f31f4177249c84218642cef6c3896fbc6337c380a
RedLineStealer
659784641effc7de35c04bd4ca5e1a343d23047827cc57166fbb26fd39484767
RedLineStealer
911860ba2f0c1d6b668bc865e77cdd09ef29682fa0ea39846b0affef39fa9e61
RedLineStealer
d79a379ce1fcbe1e3548dfde37f6c2591f2ebf8de6c0d0db6f282933e529cf53
RedLineStealer
dd496554f084af7bdd9c216bdb8718cd3de154d804b8955f4894c0954dad266c
RedLineStealer
df26b54b984ae1b94fecde99e7b0513a305164f9000929d3467a95d16e33667d
RedLineStealer
f9c9b3fbf4d11f96ff06fc8292d8c67ad6cf5432409754bbfc95c5c80e6b160d
RedLineStealer
+ 15'393 additional samples on MalwareBazaar
Result
Malware family:
maze
Create hunting rule
Score:
  10/10
Tags:
family:maze discovery evasion exploit ransomware themida trojan
Link:
https://tria.ge/reports/220920-fppw6scac9/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of NtSetInformationThreadHideFromDebugger
Checks whether UAC is enabled
Checks BIOS information in registry
Checks computer location settings
Modifies file permissions
Themida packer
Disables Task Manager via registry modification
Executes dropped EXE
Modifies extensions of user files
Possible privilege escalation attempt
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Contains code to disable Windows Defender
Maze
Gathering data
Unpacked files
SH256 hash:
dcb842f5e0da9d486cad34d4b809dcaadf9ec4d6991fdb22bdc9aea66489ad1a
MD5 hash:
c02a029c978f13b753c6b578b1588c75
SHA1 hash:
e125d59451e7f467bfd329a00a506decbcd91d83
Link:
https://www.unpac.me/results/6876abcd-79bf-4bbc-adc8-f48ae58cc945/
SH256 hash:
ef95c0b829c2aad4eca365fb9b37719b51f5d8ab518a2ccac920ef65852982d1
MD5 hash:
a83040b851cf14288d3262d2bd4460fc
SHA1 hash:
bac8269c66d5b0ca2c5487eb3366c910c99a67e1
Link:
https://www.unpac.me/results/6876abcd-79bf-4bbc-adc8-f48ae58cc945/
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/ef95c0b829c2aad4eca365fb9b37719b51f5d8ab518a2ccac920ef65852982d1

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:INDICATOR_EXE_Packed_Themida
Create hunting rule
Author:ditekSHen
Description:Detects executables packed with Themida
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_Stomped_PECompilation_Timestamp_InTheFuture
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
Rule name:pdb_YARAify
Create hunting rule
Author:@wowabiy314
Description:PDB
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

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/311536/

Comments