MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c731a568a06bd51892263909cde70de57cd64a0fc335959339faada9d678e5ab. 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


Rhadamanthys


Vendor detections: 11


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

SHA256 hash: c731a568a06bd51892263909cde70de57cd64a0fc335959339faada9d678e5ab
SHA3-384 hash: 80f0ef1c331cef7cb47ddbcc9f27e9131dfb7c7e7aa10b310ef03620fb3464a703fa3e082c30828b75d8c70ca81e1383
SHA1 hash: ebc8502330921728225438690780de1d3454fc00
MD5 hash: 305a3cdd2d323872ffeeb446fceb22c6
humanhash: eleven-fish-carbon-coffee
File name:mscorsvc.dll
Download: download sample
Signature Rhadamanthys
Create hunting rule
File size:694'272 bytes
First seen:2025-11-03 10:19:34 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 0b8fc27747798374128089e16d9229e2 (6 x Rhadamanthys, 1 x Stealc, 1 x MaskGramStealer)
ssdeep 12288:KBDcNL3iHD/jZzXMXCTqkDz+XhsGJC/76f0Dy7p2Pb:KcNLy7xdjO6GI68Wm
TLSH T125E423E482297C7BE27D693A9174FE32D434714DEEA1FB6F06A5101567001E1BA3EB23
TrID 38.3% (.EXE) Win16 NE executable (generic) (5038/12/1)
15.6% (.ICL) Windows Icons Library (generic) (2059/9)
15.4% (.EXE) OS/2 Executable (generic) (2029/13)
15.2% (.EXE) Generic Win/DOS Executable (2002/3)
15.2% (.EXE) DOS Executable Generic (2000/1)
Magika pebin
Reporter abuse_ch
Tags:dll exe Rhadamanthys

Intelligence

File Origin
# of uploads :
1
# of downloads :
108
Origin country :
SE SE
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
mscorsvc.dll
Verdict:
No threats detected
Analysis date:
2025-10-30 12:56:10 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/fcc2be86-4363-4922-9ee7-affa75fb9bcd

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/35084/
Verdict:
Clean
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6903607a706befaf4eca601b
Tags:
n/a
Result
Verdict:
Clean
Maliciousness:

Behaviour
Searching for synchronization primitives
Launching the default Windows debugger (dwwin.exe)
Gathering data
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/c731a568a06bd51892263909cde70de57cd64a0fc335959339faada9d678e5ab
Verdict:
Malicious
File Type:
dll x64
First seen:
2025-10-29T17:42:00Z UTC
Last seen:
2025-11-02T10:34:00Z UTC
Hits:
~10
Detections:
Trojan.Win64.DonutInjector.sb Trojan.Win32.Shellcode.sb Trojan.Win32.Inject.sb MEM:Trojan.Win64.Cometer.gen Trojan.Win64.SBEscape.sb Trojan.Win64.Donut.sb Trojan.Win64.Agentb.sb Trojan.Win32.Shellcode.gww MEM:Trojan.Win64.Shellcode.gen MEM:Trojan.Win64.Shellcode.a HEUR:Trojan.Win64.Donut.a HEUR:Trojan.Multi.Donut.b
Link:
https://opentip.kaspersky.com/c731a568a06bd51892263909cde70de57cd64a0fc335959339faada9d678e5ab/results?tab=lookup
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/a3effdee-2754-4fe9-a80a-e99965a695ea
Result
Threat name:
DonutLoader, RHADAMANTHYS
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1806804
Signature
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Creates a thread in another existing process (thread injection)
Injects code into the Windows Explorer (explorer.exe)
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Query firmware table information (likely to detect VMs)
System process connects to network (likely due to code injection or exploit)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Writes to foreign memory regions
Yara detected DonutLoader
Yara detected RHADAMANTHYS Stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1806804 Sample: mscorsvc.dll.exe Startdate: 03/11/2025 Architecture: WINDOWS Score: 100 29 ax-0003.ax-msedge.net 2->29 31 api.msn.com 2->31 33 2 other IPs or domains 2->33 43 Malicious sample detected (through community Yara rule) 2->43 45 Antivirus / Scanner detection for submitted sample 2->45 47 Multi AV Scanner detection for submitted file 2->47 49 2 other signatures 2->49 9 loaddll64.exe 1 2->9         started        12 explorer.exe 74 128 2->12         started        signatures3 process4 dnsIp5 51 Injects code into the Windows Explorer (explorer.exe) 9->51 53 Writes to foreign memory regions 9->53 55 Allocates memory in foreign processes 9->55 57 Creates a thread in another existing process (thread injection) 9->57 15 explorer.exe 17 8 9->15 injected 19 cmd.exe 1 9->19         started        21 conhost.exe 9->21         started        35 ax-0003.ax-msedge.net 150.171.28.12, 443, 49694 MICROSOFT-CORP-MSN-AS-BLOCKUS United States 12->35 59 System process connects to network (likely due to code injection or exploit) 12->59 61 Query firmware table information (likely to detect VMs) 12->61 signatures6 process7 dnsIp8 37 94.103.1.71, 443, 49690 LINKS-MD-ASMD Moldova Republic of 15->37 39 System process connects to network (likely due to code injection or exploit) 15->39 41 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 15->41 23 WerFault.exe 4 15->23         started        25 rundll32.exe 19->25         started        signatures9 process10 process11 27 WerFault.exe 20 16 25->27         started       
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/c731a568a06bd51892263909cde70de57cd64a0fc335959339faada9d678e5ab
Verdict:
inconclusive
YARA:
5 match(es)
Tags:
Executable PDB Path PE (Portable Executable) PE File Layout Win 64 Exe x64
Link:
https://app.malva.re/file/305a3cdd2d323872ffeeb446fceb22c6
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c731a568a06bd51892263909cde70de57cd64a0fc335959339faada9d678e5ab/
Verdict:
Malicious
Threat:
Trojan.Win64.Shellcode
Link:
https://tip.neiki.dev/file/c731a568a06bd51892263909cde70de57cd64a0fc335959339faada9d678e5ab
Threat name:
Win64.Trojan.Egairtigado
Create hunting rule
Status:
Malicious
First seen:
2025-10-30 02:07:15 UTC
File Type:
PE+ (Dll)
AV detection:
20 of 23 (86.96%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=y4y2k2fanpkrrerghee43zyn4v6nmsqpym2zlezz7kw2tvty4wvq._file
Verdict:
malicious
Label(s):
smokeloader
Create hunting rule
donutloader
Create hunting rule
rhadamanthys
Create hunting rule
Similar samples:
error
Rhadamanthys
Result
Malware family:
n/a
Score:
  3/10
Tags:
n/a
Link:
https://tria.ge/reports/251103-mey6eseq3y/
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/bb15fc14-8741-4797-8618-7b1938d87497
Unpacked files
SH256 hash:
c731a568a06bd51892263909cde70de57cd64a0fc335959339faada9d678e5ab
MD5 hash:
305a3cdd2d323872ffeeb446fceb22c6
SHA1 hash:
ebc8502330921728225438690780de1d3454fc00
Link:
https://www.unpac.me/results/fc6f9cc7-f097-45fd-a8c2-46959895a415/
Malware family:
Rhadamanthys
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/c731a568a06b/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/c731a568a06bd51892263909cde70de57cd64a0fc335959339faada9d678e5ab

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:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries

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/35084/

Comments