MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 57a08a9176c41262cf25a6294d7a1aebf712835eb5d64876846e1aae46d19b0d. 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 YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 57a08a9176c41262cf25a6294d7a1aebf712835eb5d64876846e1aae46d19b0d
SHA3-384 hash: 7231ff4968d5b93fb1df320de268fd4f4a59ae052fd675416dc0185b58c00afc683a53b659bb74bc1dc626e3640b9bc9
SHA1 hash: 3b59cebd2112fd08fe7e128d750eb3876763a3ef
MD5 hash: a00578f7146ca07d408809a45a1ef9eb
humanhash: cup-oklahoma-ink-hotel
File name:57a08a9176c41262cf25a6294d7a1aebf712835eb5d64876846e1aae46d19b0d
Download: download sample
Signature LimeRAT
Create hunting rule
File size:1'183'752 bytes
First seen:2021-08-30 06:25:01 UTC
Last seen:2021-08-30 07:06:51 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash afcdf79be1557326c854b6e20cb900a7 (1'102 x FormBook, 936 x AgentTesla, 399 x RemcosRAT)
ssdeep 24576:4AHnh+eWsN3skA4RV1Hom2KXMmHa97aWtjzjFtuM254:/h+ZkldoPK8Ya971XjFtA4
Threatray 1'236 similar samples on MalwareBazaar
TLSH T1AE45AD42B3D58075FFAB92735F2AF61147BD6D790123812F13A83DBAA9711B1223D623
dhash icon 1d56634b4f5f1f1f (8 x LimeRAT)
Reporter JAMESWT_WT
Tags:exe LimeRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
818
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
57a08a9176c41262cf25a6294d7a1aebf712835eb5d64876846e1aae46d19b0d
Verdict:
Malicious activity
Analysis date:
2021-08-30 06:34:24 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/caa2d87b-64d3-4661-ba84-0d2b10570d31

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/183512/
Detection(s):
Win.Dropper.Aitinject-6968401-1
Create hunting rule

SecuriteInfo.com.AIT.Trojan.Nymeria.1583.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching a process
Creating a process with a hidden window
Creating a file
Enabling the 'hidden' option for recently created files
Using the Windows Management Instrumentation requests
Sending a UDP request
DNS request
Connection attempt
Sending a custom TCP request
Creating a process from a recently created file
Unauthorized injection to a system process
Enabling autorun by creating a file
Malware family:
LimeRat
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/2f8d11bd-a276-43b1-b701-3fbe35880981
Result
Threat name:
LimeRAT
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/842021
Signature
.NET source code contains potential unpacker
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
AutoIt script contains suspicious strings
Binary is likely a compiled AutoIt script file
C2 URLs / IPs found in malware configuration
Connects to a pastebin service (likely for C&C)
Contains functionality to inject code into remote processes
Found malware configuration
Injects a PE file into a foreign processes
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 Process Start Without DLL
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
Writes to foreign memory regions
Yara detected LimeRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 474450 Sample: RP4w0ZxE4W Startdate: 31/08/2021 Architecture: WINDOWS Score: 100 49 Found malware configuration 2->49 51 Antivirus / Scanner detection for submitted sample 2->51 53 Multi AV Scanner detection for submitted file 2->53 55 8 other signatures 2->55 7 RP4w0ZxE4W.exe 3 2->7         started        11 sdchange.exe 1 2->11         started        13 sdchange.exe 1 2->13         started        15 sdchange.exe 2->15         started        process3 file4 43 C:\Users\user\secinit\sdchange.exe, PE32 7->43 dropped 61 Contains functionality to inject code into remote processes 7->61 63 Uses schtasks.exe or at.exe to add and modify task schedules 7->63 65 Writes to foreign memory regions 7->65 71 2 other signatures 7->71 17 RegAsm.exe 18 5 7->17         started        21 schtasks.exe 1 7->21         started        67 Antivirus detection for dropped file 11->67 69 Binary is likely a compiled AutoIt script file 11->69 23 schtasks.exe 1 11->23         started        25 RegAsm.exe 3 11->25         started        27 schtasks.exe 1 13->27         started        29 RegAsm.exe 2 13->29         started        31 schtasks.exe 15->31         started        33 RegAsm.exe 15->33         started        signatures5 process6 dnsIp7 45 pastebin.com 104.23.98.190, 443, 49678 CLOUDFLARENETUS United States 17->45 47 192.168.2.1 unknown unknown 17->47 57 Protects its processes via BreakOnTermination flag 17->57 59 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 17->59 35 conhost.exe 21->35         started        37 conhost.exe 23->37         started        39 conhost.exe 27->39         started        41 conhost.exe 31->41         started        signatures8 process9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/57a08a9176c41262cf25a6294d7a1aebf712835eb5d64876846e1aae46d19b0d/
Threat name:
Win32.Trojan.Nymeria
Create hunting rule
Status:
Malicious
First seen:
2021-08-29 00:08:57 UTC
File Type:
PE (Exe)
Extracted files:
10
AV detection:
39 of 46 (84.78%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=k6qivelwyqjgftzfuyuu26q25p3rfa26wxleq5uenynk4rwrtmgq._file
Verdict:
malicious
Similar samples:
1915126c27ba8566c624491bd2613215021cc2b28e5e6f3af69e9e994327f3ac
LimeRAT
2a0b32b89de109d62f93c18ef2ba7e9fe92e99bef8df233a1dfc6f784e13f64b
LimeRAT
3279b2cd8df2ad838397940cec377d3db13744ce713ed63f804864b8e370e97a
LimeRAT
342c79ff62a16ad618c837f19efa7362a7f06403b5eb405ca667048d90344945
LimeRAT
4f1d9a967da00fdf547491027d2a3d1fc60cd6b3ad216786505c1405e7a07f08
LimeRAT
6d1cfff093998c807b9c5dc3fd122adbea40c5bad0cad4cbe10b43932c28bdd9
LimeRAT
6fe8005b1469268e2edc5e10ee3b4b79ffe26c351d13313f8da14ef38db3d83d
LimeRAT
92d2144b7decac2b353200c7cd0a31377aad9da6a1d9cc444eb2e69eb47630b9
LimeRAT
970ffc480d61b37737f34ddf738e257a99162cce8338f7c59fdd4ab995ae9dfc
LimeRAT
c130572887aeccb97dc53750a4b5693c43fdf6eb17974fc993d79daf6068842b
LimeRAT
+ 1'226 additional samples on MalwareBazaar
Result
Malware family:
limerat
Create hunting rule
Score:
  10/10
Tags:
family:limerat rat
Link:
https://tria.ge/reports/210830-62th2ldfc6/
Behaviour
Creates scheduled task(s)
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
autoit_exe
Legitimate hosting services abused for malware hosting/C2
Maps connected drives based on registry
Executes dropped EXE
LimeRAT
Unpacked files
SH256 hash:
d5e313d0eecd58054ea0f552c9bdc8088be3a90ee30467626c38d6ed8feb27e8
MD5 hash:
ba886ea86da920af3f59d5630b82b25f
SHA1 hash:
92776099f6d68619d9949ffd9e77a6889788326f
Link:
https://www.unpac.me/results/ddcec02d-1c51-415e-8e3e-605391d21d3c/
SH256 hash:
57a08a9176c41262cf25a6294d7a1aebf712835eb5d64876846e1aae46d19b0d
MD5 hash:
a00578f7146ca07d408809a45a1ef9eb
SHA1 hash:
3b59cebd2112fd08fe7e128d750eb3876763a3ef
Link:
https://www.unpac.me/results/ddcec02d-1c51-415e-8e3e-605391d21d3c/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/57a08a9176c4/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/57a08a9176c41262cf25a6294d7a1aebf712835eb5d64876846e1aae46d19b0d

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:ach_LimeRAT
Create hunting rule
Author:abuse.ch
Rule name:AutoIT_Compiled
Create hunting rule
Author:@bartblaze
Description:Identifies compiled AutoIT script (as EXE).
Rule name:HKTL_NET_GUID_Lime_RAT
Create hunting rule
Author:Arnim Rupp
Description:Detects VB.NET red/black-team tools via typelibguid
Reference:https://github.com/NYAN-x-CAT/Lime-RAT
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.

Cape
Cape
https://www.capesandbox.com/analysis/183512/

Comments