MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 21b86512de83574c3ad44210d025e93fb28d205cfbd18825da0a64a52063b627. 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: 11


Intelligence 11 IOCs 1 YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 21b86512de83574c3ad44210d025e93fb28d205cfbd18825da0a64a52063b627
SHA3-384 hash: 569712e55de558ac781df806f748450c025442346aea8ecceb8a09b79f339c9094534347a5d378cd41c3e8f64a45762c
SHA1 hash: e1ad7be4ba84e44e4ee4339232b984d29c1328d1
MD5 hash: 3d7801d573cab12f3093c219ebfe495c
humanhash: oscar-november-shade-seventeen
File name:21b86512de83574c3ad44210d025e93fb28d205cfbd18.exe
Download: download sample
Signature LimeRAT
Create hunting rule
File size:29'184 bytes
First seen:2022-03-21 13:17:27 UTC
Last seen:2022-03-24 11:04:25 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'206 x SnakeKeylogger)
ssdeep 384:cB+Sbj6NKom4r+65xAH6kgvqDc0gpEkvDKNrCeJE3WNgP0bVjeNwsN4jhxUQro3C:6pomn65xw6p0gpEK45N62YNw44VxWij
Threatray 1'580 similar samples on MalwareBazaar
TLSH T1AFD27F047BE19345D2DC1AB50FB122590F70DB0BE93BFB6D0CC950931A6BED58A94BE2
Reporter abuse_ch
Tags:exe LimeRAT RAT


Avatar
abuse_ch
LimeRAT C2:
172.111.242.20:2033

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
172.111.242.20:2033 https://threatfox.abuse.ch/ioc/433004/

Intelligence

File Origin
# of uploads :
2
# of downloads :
578
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/253607/
Detection(s):
Win.Malware.Barys-6836745-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Using the Windows Management Instrumentation requests
Сreating synchronization primitives
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Creating a process from a recently created file
Creating a file
Creating a window
DNS request
Sending a custom TCP request
Unauthorized injection to a recently created process
Sending a TCP request to an infection source
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm barys coinminer greyware limerat obfuscated packed regasm.exe replace.exe schtasks.exe
Link:
https://www.filescan.io/uploads/62387b11dfdfa8501cc6f158/reports/58d0ee89-59d7-4c36-a23c-6e43882045d1/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/99b49af5-3007-4bad-8b3a-35819dc35f7e
Result
Threat name:
LimeRAT
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/960784
Signature
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
C2 URLs / IPs found in malware configuration
Connects to a pastebin service (likely for C&C)
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
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)
Sigma detected: Suspicious Add Scheduled Task From User AppData Temp
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected LimeRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 593267 Sample: 21b86512de83574c3ad44210d02... Startdate: 21/03/2022 Architecture: WINDOWS Score: 100 32 Found malware configuration 2->32 34 Malicious sample detected (through community Yara rule) 2->34 36 Antivirus / Scanner detection for submitted sample 2->36 38 10 other signatures 2->38 7 chrome.exe 20 8 2->7         started        12 21b86512de83574c3ad44210d025e93fb28d205cfbd18.exe 3 2->12         started        process3 dnsIp4 28 172.111.242.20, 2033, 49778 M247GB United States 7->28 30 pastebin.com 104.23.98.190, 443, 49777 CLOUDFLARENETUS United States 7->30 20 C:\Users\user\AppData\Local\...\IconLib.dll, PE32 7->20 dropped 22 C:\Users\user\AppData\...\Interop.Shell32.dll, PE32 7->22 dropped 40 Antivirus detection for dropped file 7->40 42 Multi AV Scanner detection for dropped file 7->42 44 Protects its processes via BreakOnTermination flag 7->44 46 Machine Learning detection for dropped file 7->46 24 C:\Users\user\AppData\Local\Temp\chrome.exe, PE32 12->24 dropped 26 21b86512de83574c3a...8d205cfbd18.exe.log, ASCII 12->26 dropped 48 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 12->48 50 Uses schtasks.exe or at.exe to add and modify task schedules 12->50 52 Hides that the sample has been downloaded from the Internet (zone.identifier) 12->52 14 schtasks.exe 1 12->14         started        16 chrome.exe 1 12->16         started        file5 signatures6 process7 process8 18 conhost.exe 14->18         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/21b86512de83574c3ad44210d025e93fb28d205cfbd18825da0a64a52063b627/
Threat name:
ByteCode-MSIL.Backdoor.LimeRAT
Create hunting rule
Status:
Malicious
First seen:
2022-03-10 17:37:54 UTC
File Type:
PE (.Net Exe)
AV detection:
38 of 41 (92.68%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=eg4gkew6qnluyowuiiinajpjh6zi2ic47piyqjo2bjskkiddwytq._file
Verdict:
malicious
Similar samples:
11641e5c09be9d6161bb9f91711952b4b7976f9f3ce545ddfad2da41340a380b
LimeRAT
25c6683580fed956729b416652583cae152d42d952cacfbfd4b4568850882a6b
LimeRAT
269f3d0e37f7580e204884bf5b9ecb82a84786d91a855b820a5fd1c09795f14f
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2fbbe88ec8eff9ff1b939dd340ebb0fe74e60abf958f55b7044ad87dc426cd08
LimeRAT
8423897de4c0930e7f358bae1b974df4711a3e55ca95e42d1bb36886498ef491
LimeRAT
843097123a40e1442b2f08ce9c77ebc909a3e77e1ea3b6f21981a579ab2ea9be
LimeRAT
9e03afa6974efc9de0fb7dbab12febec78e0f54ce566c501aa74106b965de30f
LimeRAT
a797ae6e4e1645f0510a1a54509ecb1b9304a0f74857907b5420ebc6e2fb4ad6
LimeRAT
ca6d29a08c87919d6afc8d462da5d96915684c8ca305fa89968690a09924f656
LimeRAT
f090ea218b1b9efedee6bae4665c1066649dc0fb94542467a56ae5a0a2c693e0
LimeRAT
+ 1'570 additional samples on MalwareBazaar
Result
Malware family:
limerat
Create hunting rule
Score:
  10/10
Tags:
family:limerat rat
Link:
https://tria.ge/reports/220321-qjyx1acffl/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Legitimate hosting services abused for malware hosting/C2
Checks computer location settings
Loads dropped DLL
Uses the VBS compiler for execution
Executes dropped EXE
LimeRAT
Unpacked files
SH256 hash:
21b86512de83574c3ad44210d025e93fb28d205cfbd18825da0a64a52063b627
MD5 hash:
3d7801d573cab12f3093c219ebfe495c
SHA1 hash:
e1ad7be4ba84e44e4ee4339232b984d29c1328d1
Link:
https://www.unpac.me/results/1b0d15e2-07d0-48e1-bf40-481cdc973fa6/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/21b86512de83/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/21b86512de83574c3ad44210d025e93fb28d205cfbd18825da0a64a52063b627

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: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.

Web download

LimeRAT

Executable exe 21b86512de83574c3ad44210d025e93fb28d205cfbd18825da0a64a52063b627

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/253607/
  
URLhaus
https://urlhaus.abuse.ch/url/2109568/
  
Delivery method
Distributed via web download

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