MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 57638abb65ee04cbd560abcddb83414f992551282310ed4659c74b0687027092. 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


LimeRAT


Vendor detections: 15


Intelligence 15 IOCs 1 YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 57638abb65ee04cbd560abcddb83414f992551282310ed4659c74b0687027092
SHA3-384 hash: 56b7ccfca8c3d171c25736422074274a98f58d37248f19d6451b37a3f6614e3164957290b6507d72ca4ec89752f0f732
SHA1 hash: 1f6dce3eaef268dc95e1c61bcda025a5f46bc5ef
MD5 hash: bf4cd2f5d664e2a8d60f411dce8359b6
humanhash: failed-maryland-high-purple
File name:bf4cd2f5d664e2a8d60f411dce8359b6.exe
Download: download sample
Signature LimeRAT
Create hunting rule
File size:195'072 bytes
First seen:2022-05-21 16:37:07 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 9f4693fc0c511135129493f2161d1e86 (250 x Neshta, 15 x Formbook, 14 x AgentTesla)
ssdeep 3072:sr85CaA39Zqg9KfLdXcVf5DA39N9t9dXAzb8acRXnJkwF/mr9i7610pUr:k9ag9/9KfLdMx5Dg9ft9dwfFCJW0Wr
Threatray 396 similar samples on MalwareBazaar
TLSH T10C14AEE0FA189F37E948C87B5D6317B43902D6CAB5035787A356E38E3D8178C64AEE41
TrID 86.0% (.EXE) Win32 Executable Borland Delphi 6 (262638/61)
3.4% (.EXE) Win64 Executable (generic) (10523/12/4)
3.2% (.EXE) DOS Borland compiled Executable (generic) (10000/1/2)
2.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
1.4% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter abuse_ch
Tags:exe LimeRAT RAT


Avatar
abuse_ch
LimeRAT C2:
3.124.142.205:19691

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
3.124.142.205:19691 https://threatfox.abuse.ch/ioc/622533/

Intelligence

File Origin
# of uploads :
1
# of downloads :
594
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
bf4cd2f5d664e2a8d60f411dce8359b6.exe
Verdict:
Suspicious activity
Analysis date:
2022-05-21 16:37:52 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/0e1f61ee-e845-4da0-9347-ef85fccfc203

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Neshta
Create hunting rule
Link:
https://www.capesandbox.com/analysis/273322/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a file in the %temp% subdirectories
Сreating synchronization primitives
Creating a process from a recently created file
Creating a file in the Windows directory
Modifying an executable file
Enabling the 'hidden' option for files in the %temp% directory
Launching a process
Creating a file
Creating a process with a hidden window
Searching for synchronization primitives
Creating a window
Using the Windows Management Instrumentation requests
Creating a file in the Program Files subdirectories
DNS request
Sending a custom TCP request
Unauthorized injection to a recently created process
Enabling autorun with the shell\open\command registry branches
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Infecting executable files
Unauthorized injection to a system process
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/19443/overview
Behaviour
MalwareBazaar
CheckCmdLine
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
neshta overlay shell32.dll update.exe virus winlock
Link:
https://www.filescan.io/uploads/6289156b6eb3ff32631ac6ba/reports/9d6117ef-078c-454f-9047-0a9c5689f6fc/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:
LimeRat
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/66d1ad71-4deb-46bd-9680-16660716c8ef
Result
Threat name:
LimeRAT, Neshta
Create hunting rule
Detection:
malicious
Classification:
spre.troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/999106
Signature
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
C2 URLs / IPs found in malware configuration
Creates an undocumented autostart registry key
Drops executable to a common third party application directory
Drops PE files with a suspicious file extension
Found malware configuration
Infects executable files (exe, dll, sys, html)
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Protects its processes via BreakOnTermination flag
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Sample uses process hollowing technique
Snort IDS alert for network traffic
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Writes to foreign memory regions
Yara detected LimeRAT
Yara detected Neshta
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 631602 Sample: QolbxOSpEp.exe Startdate: 21/05/2022 Architecture: WINDOWS Score: 100 43 0.tcp.eu.ngrok.io 2->43 45 us-east-1.route-1.000webhost.awex.io 2->45 47 agleamoda.000webhostapp.com 2->47 63 Snort IDS alert for network traffic 2->63 65 Found malware configuration 2->65 67 Malicious sample detected (through community Yara rule) 2->67 69 10 other signatures 2->69 9 QolbxOSpEp.exe 4 2->9         started        13 Google.com 2->13         started        15 Google.com 2->15         started        signatures3 process4 file5 35 C:\Windows\svchost.com, PE32 9->35 dropped 37 C:\Users\user\AppData\Local\...\setup.exe, PE32 9->37 dropped 39 C:\Users\user\AppData\...\QolbxOSpEp.exe, PE32 9->39 dropped 41 110 other malicious files 9->41 dropped 75 Creates an undocumented autostart registry key 9->75 77 Drops PE files with a suspicious file extension 9->77 79 Drops executable to a common third party application directory 9->79 81 Infects executable files (exe, dll, sys, html) 9->81 17 QolbxOSpEp.exe 1 5 9->17         started        signatures6 process7 file8 29 C:\Users\user\AppData\Local\Temp\system.exe, PE32 17->29 dropped 31 C:\Users\user\AppData\Local\Tempbehaviorgraphoogle.com, PE32 17->31 dropped 33 C:\Users\user\AppData\...\QolbxOSpEp.exe.log, ASCII 17->33 dropped 55 Drops PE files with a suspicious file extension 17->55 57 Writes to foreign memory regions 17->57 59 Allocates memory in foreign processes 17->59 61 2 other signatures 17->61 21 system.exe 18 3 17->21         started        25 vbc.exe 2 17->25         started        signatures9 process10 dnsIp11 49 18.158.249.75, 19691, 49780 AMAZON-02US United States 21->49 51 0.tcp.eu.ngrok.io 3.124.142.205, 19691, 49746, 49754 AMAZON-02US United States 21->51 53 5 other IPs or domains 21->53 71 Protects its processes via BreakOnTermination flag 21->71 73 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 21->73 27 dw20.exe 22 6 25->27         started        signatures12 process13
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/57638abb65ee04cbd560abcddb83414f992551282310ed4659c74b0687027092/
Threat name:
Win32.Virus.Neshta
Create hunting rule
Status:
Malicious
First seen:
2022-05-18 02:43:03 UTC
File Type:
PE (Exe)
Extracted files:
1
AV detection:
40 of 40 (100.00%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=k5ryvo3f5ycmxvlavpg5xa2bj6mskujiemio2rszy5fqnbycocja._file
Verdict:
malicious
Similar samples:
2cf1affaddac715171d5be89d0c2bfaa3470608efdc12940967fc22fcffde54f
LimeRAT
9ea23f24620fd64243f22df105d30b97810377238aed2fd83aa31665198175db
LimeRAT
aae66e4930de3e86e7a4095dbba08680278f96f570a0d116e4616c12492a3073
LimeRAT
c03f0aebf7867cd5195061605cec8e933575787fc59950b15ae2947dc34a2a42
LimeRAT
+ 386 additional samples on MalwareBazaar
Result
Malware family:
neshta
Create hunting rule
Score:
  10/10
Tags:
family:limerat family:neshta persistence rat spyware stealer
Link:
https://tria.ge/reports/220521-t5c47sddfm/
Behaviour
Checks processor information in registry
Enumerates system info in registry
Modifies registry class
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops file in Program Files directory
Drops file in Windows directory
Suspicious use of SetThreadContext
Adds Run key to start application
Checks computer location settings
Loads dropped DLL
Reads user/profile data of web browsers
Uses the VBS compiler for execution
Executes dropped EXE
LimeRAT
Modifies system executable filetype association
Neshta
Unpacked files
SH256 hash:
57638abb65ee04cbd560abcddb83414f992551282310ed4659c74b0687027092
MD5 hash:
bf4cd2f5d664e2a8d60f411dce8359b6
SHA1 hash:
1f6dce3eaef268dc95e1c61bcda025a5f46bc5ef
Detections:
win_neshta_auto
Create hunting rule
Link:
https://www.unpac.me/results/fe6b27a5-8d82-4113-be2f-99ace74c7c94/
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/57638abb65ee04cbd560abcddb83414f992551282310ed4659c74b0687027092

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:MALWARE_Win_LimeRAT
Create hunting rule
Author:ditekSHen
Description:LimeRAT payload
Rule name:MALWARE_Win_Neshta
Create hunting rule
Author:ditekSHen
Description:Detects Neshta
Rule name:MAL_Neshta_Generic
Create hunting rule
Author:Florian Roth
Description:Detects Neshta malware
Reference:Internal Research
Rule name:MAL_Neshta_Generic_RID2DC9
Create hunting rule
Author:Florian Roth
Description:Detects Neshta malware
Reference:Internal Research
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:win_neshta_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:autogenerated rule brought to you by yara-signator

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/273322/

Comments