MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 23eda7958cd22e11d5daa39d5a82e5740512c9435a138214b98d1925520bf8e8. 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


RuRAT


Vendor detections: 8


Intelligence 8 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 23eda7958cd22e11d5daa39d5a82e5740512c9435a138214b98d1925520bf8e8
SHA3-384 hash: 6981572f660f764769c52ad6618afe38b4bf9749309c32a1bb311a816771a1496753814194991d9aa31c35e7abb803bd
SHA1 hash: ca86debdea62144a4bfdf8274461210b3018a742
MD5 hash: b223d29a27fc60f4c95645782a8d7699
humanhash: nitrogen-leopard-fanta-failed
File name:CCleaner.exe
Download: download sample
Signature RuRAT
Create hunting rule
File size:73'199'534 bytes
First seen:2024-01-25 20:39:18 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash b1c5b1beabd90d9fdabd1df0779ea832 (11 x CoinMiner, 10 x QuasarRAT, 8 x AsyncRAT)
ssdeep 1572864:SDXgoR2AisPldgBPeSXM4Qdr9zvGWzEOJWkUC6LbPZRGFT:ipR2ANPlwWSc4QRpvGWzXgkUD3vqT
Threatray 3 similar samples on MalwareBazaar
TLSH T114F73367F1A64C6CC35F59B4E8E70109E535BC033931EF5F32909A94BA26AB05933B72
TrID 48.7% (.EXE) Win64 Executable (generic) (10523/12/4)
23.3% (.EXE) Win16 NE executable (generic) (5038/12/1)
9.3% (.EXE) OS/2 Executable (generic) (2029/13)
9.2% (.EXE) Generic Win/DOS Executable (2002/3)
9.2% (.EXE) DOS Executable Generic (2000/1)
dhash icon 71e0cc4ededcfc78 (1 x RuRAT)
Reporter DoberGroup
Tags:exe RuRAT target:Ukraine UAC-0050

Intelligence

File Origin
# of uploads :
1
# of downloads :
196
Origin country :
UA UA
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Searching for the window
Сreating synchronization primitives
Searching for synchronization primitives
Creating a file in the %temp% directory
Creating a file
Launching a process
Creating a process from a recently created file
Sending an HTTP GET request
Modifying a system file
Creating a file in the Windows subdirectories
Moving a file to the %temp% directory
Moving a recently created file
Using the Windows Management Instrumentation requests
DNS request
Sending a custom TCP request
Creating a file in the Program Files subdirectories
Changing a file
Reading critical registry keys
Creating a file in the %AppData% subdirectories
Creating a service
Stealing user critical data
Enabling autorun for a service
Enabling autorun by creating a file
Verdict:
Malicious
Labled as:
Trojan.Win64.Agent
Link:
https://www.hybrid-analysis.com/sample/23eda7958cd22e11d5daa39d5a82e5740512c9435a138214b98d1925520bf8e8
Result
Verdict:
MALICIOUS
Result
Threat name:
RMSRemoteAdmin, Remote Utilities
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/1381131
Signature
Connects to many ports of the same IP (likely port scanning)
Detected Remote Utilities RAT
Detected unpacking (overwrites its own PE header)
Disables Windows system restore
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Query firmware table information (likely to detect VMs)
Tries to harvest and steal browser information (history, passwords, etc)
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1381131 Sample: CCleaner.exe Startdate: 25/01/2024 Architecture: WINDOWS Score: 96 67 www.ccleaner.com 2->67 69 winqual.sb.avast.com 2->69 71 15 other IPs or domains 2->71 89 Multi AV Scanner detection for domain / URL 2->89 91 Malicious sample detected (through community Yara rule) 2->91 93 Multi AV Scanner detection for submitted file 2->93 95 3 other signatures 2->95 8 CCleaner.exe 96 2->8         started        11 msiexec.exe 96 95 2->11         started        14 rutserv.exe 2->14         started        17 3 other processes 2->17 signatures3 process4 dnsIp5 51 C:\Users\user\...\CCleanerBugReport.exe, PE32+ 8->51 dropped 53 C:\Users\user\AppData\...\CCleaner64.exe, PE32+ 8->53 dropped 55 C:\Users\user\AppData\Local\...\install.msi, Composite 8->55 dropped 63 77 other files (none is malicious) 8->63 dropped 19 CCleaner64.exe 51 72 8->19         started        24 msiexec.exe 8->24         started        57 C:\Program Files (x86)\...\rutserv.exe, PE32 11->57 dropped 59 C:\Program Files (x86)\...\rfusclient.exe, PE32 11->59 dropped 61 en_server_stop_B60...E7A415B72132E14.exe, PE32 11->61 dropped 65 41 other files (none is malicious) 11->65 dropped 107 Detected Remote Utilities RAT 11->107 26 rfusclient.exe 11->26         started        28 rutserv.exe 11->28         started        36 3 other processes 11->36 79 185.70.104.90, 49786, 49954, 49976 NCONNECT-ASRU Russian Federation 14->79 81 109.107.182.200, 5651 TELEPORT-TV-ASRU Russian Federation 14->81 87 14 other IPs or domains 14->87 109 Query firmware table information (likely to detect VMs) 14->109 30 rfusclient.exe 14->30         started        38 2 other processes 14->38 83 winqual-sb.ns1.ff.avast.com 34.78.50.65, 443, 49708 GOOGLEUS United States 17->83 85 127.0.0.1 unknown unknown 17->85 32 CCleaner64.exe 17->32         started        34 conhost.exe 17->34         started        file6 signatures7 process8 dnsIp9 73 ipm-gcp-prod.ff.avast.com 34.111.24.1, 443, 49728, 49743 GOOGLEUS United States 19->73 75 analytics-prod-gcp.ff.avast.com 34.117.223.223, 443, 49707, 49709 GOOGLE-AS-APGoogleAsiaPacificPteLtdSG United States 19->75 77 2 other IPs or domains 19->77 43 C:\Users\user\AppData\Localbehaviorgraphoogle\...\LOG, ASCII 19->43 dropped 45 C:\Users\user\AppData\Local\...\gcapi_dll.dll, PE32+ 19->45 dropped 47 C:\Users\...\gcapi_17061951123524.dll (copy), PE32+ 19->47 dropped 97 Query firmware table information (likely to detect VMs) 19->97 99 Tries to harvest and steal browser information (history, passwords, etc) 19->99 101 Disables Windows system restore 19->101 103 Detected Remote Utilities RAT 30->103 40 rfusclient.exe 30->40         started        49 C:\Users\...\gcapi_17061951547604.dll (copy), PE32+ 32->49 dropped file10 signatures11 process12 signatures13 105 Query firmware table information (likely to detect VMs) 40->105
Score:
48%
Verdict:
Susipicious
File Type:
PE
Link:
https://malprob.io/report/23eda7958cd22e11d5daa39d5a82e5740512c9435a138214b98d1925520bf8e8
Gathering data
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Malicious
First seen:
2024-01-22 03:31:57 UTC
File Type:
PE+ (Exe)
Extracted files:
4343
AV detection:
16 of 38 (42.11%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=epw2pfmm2ixbdvo2uoovvaxfoqcrfskdlijyeffzrumskuql7dua._file
Verdict:
unknown
Similar samples:
23eda7958cd22e11d5daa39d5a82e5740512c9435a138214b98d1925520bf8e8
RuRAT
5158482849c818c270f302c1dfa06d770ed2b5056cf393d60fd56817636866da
RuRAT
Result
Malware family:
n/a
Score:
  7/10
Tags:
n/a
Link:
https://tria.ge/reports/240125-zfv7daehg9/
Behaviour
Suspicious behavior: GetForegroundWindowSpam
Executes dropped EXE
Loads dropped DLL
Please note that we are no longer able to provide a coverage score for Virus Total.

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:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:RIPEMD160_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:SelfExtractingRAR
Create hunting rule
Author:Xavier Mertens
Description:Detects an SFX archive with automatic script execution
Rule name:SHA1_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA1 constants

File information

The table below shows additional information about this malware sample such as delivery method and external references.

  
Delivery method
Multiple

Comments