MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a81addf8ad395ae36a617da9fb138337c17941475c1e3f3003d2571c8cb3b84e. 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: 12


Intelligence 12 IOCs 1 YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a81addf8ad395ae36a617da9fb138337c17941475c1e3f3003d2571c8cb3b84e
SHA3-384 hash: 0ca22cdce79810626d75384a35f0e293ab51ae5eec0d4a4bd4f44a26247e78aa9cded9842a48005ea384df04efac29b3
SHA1 hash: 728017a96e30fe41379ed36a1c9b3129751f3750
MD5 hash: 4358ed0c3918c0658a1b2bb1bc35462d
humanhash: robert-march-whiskey-georgia
File name:4358ED0C3918C0658A1B2BB1BC35462D.exe
Download: download sample
Signature LimeRAT
Create hunting rule
File size:29'184 bytes
First seen:2021-04-02 09:09:07 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 384:lB+Sbj6NKAB2t6zEAHrEqN3qDQCZnl7ZQvDKNrCeJE3WNgJvfURhj9KJKdv2Qroj:fpAa6zEwrpCpl7Ze45N2sRR9KHjj
Threatray 52 similar samples on MalwareBazaar
TLSH ECD26E1077E15345D2EC1AF60FB1A2650EB1DA47E93BFB3D0CC554921E6BED18A80BE2
Reporter abuse_ch
Tags:exe LimeRAT RAT


Avatar
abuse_ch
LimeRAT C2:
134.255.220.10:555

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
134.255.220.10:555 https://threatfox.abuse.ch/ioc/6484/

Intelligence

File Origin
# of uploads :
1
# of downloads :
781
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
4358ED0C3918C0658A1B2BB1BC35462D.exe
Verdict:
Malicious activity
Analysis date:
2021-04-02 09:14:47 UTC
Tags:
trojan
Link:
https://app.any.run/tasks/14b062fa-e319-4f6c-ac50-9e58f3022549

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
LimeRAT
Create hunting rule
Link:
https://www.capesandbox.com/analysis/131648/
Detection(s):
Win.Malware.Barys-6836745-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Using the Windows Management Instrumentation requests
Creating a file in the %temp% subdirectories
Launching a process
Creating a process with a hidden window
Sending a UDP request
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
Enabling autorun by creating a file
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/55676a6c-5c67-4736-b44f-6401671fe3b5
Result
Threat name:
LimeRAT
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/663537
Signature
.NET source code references suspicious native API functions
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Connects to a pastebin service (likely for C&C)
Hides that the sample has been downloaded from the Internet (zone.identifier)
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
Protects its processes via BreakOnTermination flag
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
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: 380697 Sample: 02hcrdNuG6.exe Startdate: 02/04/2021 Architecture: WINDOWS Score: 100 32 Antivirus / Scanner detection for submitted sample 2->32 34 Multi AV Scanner detection for dropped file 2->34 36 Multi AV Scanner detection for submitted file 2->36 38 5 other signatures 2->38 7 02hcrdNuG6.exe 4 2->7         started        11 WindowsService.exe 1 2->11         started        process3 file4 22 C:\Users\user\AppData\...\WindowsService.exe, PE32 7->22 dropped 24 C:\Users\user\AppData\...\02hcrdNuG6.exe.log, ASCII 7->24 dropped 40 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->40 42 Uses schtasks.exe or at.exe to add and modify task schedules 7->42 44 Hides that the sample has been downloaded from the Internet (zone.identifier) 7->44 13 WindowsService.exe 19 4 7->13         started        18 schtasks.exe 1 7->18         started        46 Antivirus detection for dropped file 11->46 48 Multi AV Scanner detection for dropped file 11->48 50 Machine Learning detection for dropped file 11->50 signatures5 process6 dnsIp7 28 pastebin.com 104.23.98.190, 443, 49710 CLOUDFLARENETUS United States 13->28 30 134.255.220.10, 49712, 555 ACTIVE-SERVERSactive-serverscomDE Germany 13->30 26 C:\Users\user\AppData\Local\...\IconLib.dll, PE32 13->26 dropped 52 Protects its processes via BreakOnTermination flag 13->52 20 conhost.exe 18->20         started        file8 signatures9 process10
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a81addf8ad395ae36a617da9fb138337c17941475c1e3f3003d2571c8cb3b84e/
Threat name:
ByteCode-MSIL.Backdoor.LimeRAT
Create hunting rule
Status:
Malicious
First seen:
2021-03-30 11:45:16 UTC
AV detection:
24 of 29 (82.76%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=vann36fnhfnog2tbpwu7we4dg7axsqkhlqpd6mad2jlrzdftxbha._file
Verdict:
malicious
Similar samples:
2d5117e1551ac31bead298a9a5eebd4886bb18b978c9cd63b8379021ae6637cc
LimeRAT
3b5e791b4ef69f12b19fa88fe793256f3b057748eebec448c4a78462658f7875
LimeRAT
640c6f9d631ba2de61496a6542cd25ff15bb7e90359a269aafc6934016c12fa8
LimeRAT
6fe8005b1469268e2edc5e10ee3b4b79ffe26c351d13313f8da14ef38db3d83d
LimeRAT
78aa904a6d06db0ae3190ffdecda755b20e7c4dff3c8dd2061a7d35e7171d5ca
LimeRAT
8a31c332dfb8714bc0c66300102fa84ee54a4027ed40e2c7082957abb431c34e
LimeRAT
95094182dfdf51212b92c876fef1a796965814bb77bb514c33bbe4bc0ce3d34e
LimeRAT
9d37a64c9d843ee483273d51eac01821a2b9658a414c280004a6b57532df8e80
LimeRAT
a36f8841ed916c93c2b988e07943afe75ffe095d320e17be9968cb926a2c0f25
LimeRAT
bce5fbda80f74f265eb7f13f8a7dc5c5d06f121cbdef88ce348f9ac01bdbed03
LimeRAT
+ 42 additional samples on MalwareBazaar
Result
Malware family:
limerat
Create hunting rule
Score:
  10/10
Tags:
family:limerat persistence rat
Link:
https://tria.ge/reports/210402-xvr8w4pvhx/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Views/modifies file attributes
Enumerates physical storage devices
Adds Run key to start application
Legitimate hosting services abused for malware hosting/C2
Drops startup file
Loads dropped DLL
Executes dropped EXE
LimeRAT
Unpacked files
SH256 hash:
a81addf8ad395ae36a617da9fb138337c17941475c1e3f3003d2571c8cb3b84e
MD5 hash:
4358ed0c3918c0658a1b2bb1bc35462d
SHA1 hash:
728017a96e30fe41379ed36a1c9b3129751f3750
Link:
https://www.unpac.me/results/c9616fb2-d920-449e-9372-6fb29cbd271e/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Barys
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/a81addf8ad395ae36a617da9fb138337c17941475c1e3f3003d2571c8cb3b84e

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

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/131648/

Comments