MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3f9b5ecaed880f50c6bee7504768aa9f362326666ff2197cc487f0707bff56fa. 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: 10


Intelligence 10 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3f9b5ecaed880f50c6bee7504768aa9f362326666ff2197cc487f0707bff56fa
SHA3-384 hash: 3046f2f435285d26025e60b773ef699349fbd31694039528c5fa54aeb33d6a0ee4ce339ba011e8b5799f78367c165324
SHA1 hash: a48e77d677b7e26721eff9edbc5aaa52c58b81d7
MD5 hash: cd0b0d32c18673838f0b7266092c746b
humanhash: artist-stream-pasta-venus
File name:3f9b5ecaed880f50c6bee7504768aa9f362326666ff2197cc487f0707bff56fa
Download: download sample
Signature LimeRAT
Create hunting rule
File size:467'968 bytes
First seen:2021-02-28 07:19:26 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 6144:+Dj9FFEuz3mwRBXcLsdXwDVn4eeRO0Km0CVkbgPys9gPYg0Ws2XGphZr/+DwHGg2:+xrBsYKwfcEgPYAs2W5ryWw+R/m21c
Threatray 66 similar samples on MalwareBazaar
TLSH 03A4C02A36848B21C95849B5C1F7582443F7BE836773D78A3F4952D60E423A8DE8B7C9
Reporter JAMESWT_WT
Tags:LimeRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
631
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
3f9b5ecaed880f50c6bee7504768aa9f362326666ff2197cc487f0707bff56fa
Verdict:
Malicious activity
Analysis date:
2021-02-28 08:54:06 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/9886b89f-39d8-4bb4-9d7d-5b4b1a89ff58

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/119891/
Detection(s):
Win.Trojan.Bladbindi-1
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file
Using the Windows Management Instrumentation requests
Creating a file in the %temp% subdirectories
Launching a process
Creating a process with a hidden window
Creating a process from a recently created file
Creating a window
DNS request
Sending a custom TCP request
Connection attempt
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
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.
Result
Threat name:
LimeRAT
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/620966
Signature
.NET source code contains method to dynamically call methods (often used by packers)
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)
Injects a PE file into a foreign processes
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: 359476 Sample: KbKsFbLvmv Startdate: 28/02/2021 Architecture: WINDOWS Score: 100 39 Antivirus detection for dropped file 2->39 41 Antivirus / Scanner detection for submitted sample 2->41 43 Multi AV Scanner detection for dropped file 2->43 45 9 other signatures 2->45 8 KbKsFbLvmv.exe 1 2->8         started        12 Audio Realtek Driver.exe 2->12         started        process3 file4 31 C:\Users\user\AppData\...\KbKsFbLvmv.exe.log, ASCII 8->31 dropped 49 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 8->49 51 Injects a PE file into a foreign processes 8->51 14 KbKsFbLvmv.exe 3 8->14         started        18 Audio Realtek Driver.exe 12->18         started        signatures5 process6 file7 33 C:\Users\user\...\Audio Realtek Driver.exe, PE32 14->33 dropped 55 Protects its processes via BreakOnTermination flag 14->55 57 Hides that the sample has been downloaded from the Internet (zone.identifier) 14->57 20 Audio Realtek Driver.exe 1 14->20         started        23 schtasks.exe 1 14->23         started        signatures8 process9 signatures10 47 Injects a PE file into a foreign processes 20->47 25 Audio Realtek Driver.exe 17 3 20->25         started        29 conhost.exe 23->29         started        process11 dnsIp12 35 pastebin.com 104.23.98.190, 443, 49736 CLOUDFLARENETUS United States 25->35 37 127.0.0.1 unknown unknown 25->37 53 Protects its processes via BreakOnTermination flag 25->53 signatures13
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/3f9b5ecaed880f50c6bee7504768aa9f362326666ff2197cc487f0707bff56fa/
Threat name:
Win32.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-02-27 02:21:00 UTC
AV detection:
19 of 29 (65.52%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
masslogger
Create hunting rule
Similar samples:
3dff78186451d97e6c3403b885ffb148cc7130b2b787b915041c7363feb74c68
LimeRAT
4b6226b41a638ea48776cb12ed1ae05b312c7a0d7d8546c13c80c4c2e039cc29
LimeRAT
6fe8005b1469268e2edc5e10ee3b4b79ffe26c351d13313f8da14ef38db3d83d
LimeRAT
78aa904a6d06db0ae3190ffdecda755b20e7c4dff3c8dd2061a7d35e7171d5ca
LimeRAT
843097123a40e1442b2f08ce9c77ebc909a3e77e1ea3b6f21981a579ab2ea9be
LimeRAT
95094182dfdf51212b92c876fef1a796965814bb77bb514c33bbe4bc0ce3d34e
LimeRAT
99b68453c0fe9b7440b10cbc6a839d8046819ae73a2ef9ca5b712e655e1416f7
LimeRAT
c74a02a5fb3879870c5c5b0ead39c54dffd97ee414cae94360c6dd12d9d023ae
LimeRAT
efddb8625f7f35e91fad6672c67fe3c5073ba036d95e640de966fe68025afaff
LimeRAT
f87678ca15f8ba7e74de529502715094f818e4e2e03f99179d7e67b0c6ee6651
LimeRAT
+ 56 additional samples on MalwareBazaar
Result
Malware family:
limerat
Create hunting rule
Score:
  10/10
Tags:
family:limerat rat
Link:
https://tria.ge/reports/210228-m9pg3ttm26/
Behaviour
Creates scheduled task(s)
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Legitimate hosting services abused for malware hosting/C2
Loads dropped DLL
Executes dropped EXE
LimeRAT
Unpacked files
SH256 hash:
3f9b5ecaed880f50c6bee7504768aa9f362326666ff2197cc487f0707bff56fa
MD5 hash:
cd0b0d32c18673838f0b7266092c746b
SHA1 hash:
a48e77d677b7e26721eff9edbc5aaa52c58b81d7
Link:
https://www.unpac.me/results/3557dd32-0962-4b2d-86b3-bcd32472998c/
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/3f9b5ecaed880f50c6bee7504768aa9f362326666ff2197cc487f0707bff56fa

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/119891/

Comments