MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7b0699fb946ce952624a3d5807839fb1a0613993270aca8227f35001b790b945. 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


DCRat


Vendor detections: 16


Intelligence 16 IOCs 1 YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 7b0699fb946ce952624a3d5807839fb1a0613993270aca8227f35001b790b945
SHA3-384 hash: adfa7e7f8148070c634b2ba5b843bf16e84eebfca5e7e1785fc0263cfe2944464f6bea36d62f1d02b3a30f08f923ebd2
SHA1 hash: 481a0ddc3dfd39147abf684b60b6a0b1dfbbc341
MD5 hash: 4f964ada28fa2dde5c75d3c3682e69c4
humanhash: helium-uniform-autumn-hot
File name:kyhjasehs.exe
Download: download sample
Signature DCRat
Create hunting rule
File size:1'847'808 bytes
First seen:2024-11-30 21:31:30 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 24576:cWrCg/r+6/5OZr1A+KnhQaPNcHxIpjgqJ6t1:XrC7G5g0gq
Threatray 146 similar samples on MalwareBazaar
TLSH T1A485913439EB102AF173EFB59AE4749ADA6FF6B33707589E205103864713A81DDC163A
TrID 66.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.5% (.EXE) Win64 Executable (generic) (10522/11/4)
5.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.5% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.0% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika pebin
Reporter aachum
Tags:DCRat exe


Avatar
iamaachum
https://github.com/olosha1/oparik/blob/main/kyhjasehs.exe

DCRat C2:
http://147.45.47.156/CentralLocal1/Eternal_sqlGeneratorWordpressdatalifeUploads.php

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
http://147.45.47.156/CentralLocal1/Eternal_sqlGeneratorWordpressdatalifeUploads.php https://threatfox.abuse.ch/ioc/1349743/

Intelligence

File Origin
# of uploads :
1
# of downloads :
395
Origin country :
ES ES
Vendor Threat Intelligence
Malware family:
amadey
Create hunting rule
ID:
1
File name:
inv.zip
Verdict:
Malicious activity
Analysis date:
2024-11-30 21:22:00 UTC
Tags:
arch-exec stealer stealc loader amadey botnet vidar upx rdp netreactor telegram lumma
Link:
https://app.any.run/tasks/3ec8dd3e-9d71-4833-be4c-30b0e9b61901

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Win.Packed.Uztuby-10015799-0
Create hunting rule

Win.Packed.Uztuby-10017372-0
Create hunting rule

Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=674b864ce64d1c722d7ab397
Tags:
autorun gumen
Result
Verdict:
Malware
Maliciousness:
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm cmd dcrat lolbin
Link:
https://www.filescan.io/uploads/674b84538faee89e65c7e2ae/reports/ab88bde7-af63-417a-80b0-8b1dd087c3f7/overview
Verdict:
Malicious
Labled as:
Trojan.MSIL.Basic.8
Link:
https://www.hybrid-analysis.com/sample/7b0699fb946ce952624a3d5807839fb1a0613993270aca8227f35001b790b945
Malware family:
Dark Crystal RAT
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/8ee76bea-42bf-448e-90c6-c623aa97abf4
Result
Threat name:
DCRat
Create hunting rule
Detection:
malicious
Classification:
spre.troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1565844
Signature
.NET source code contains potential unpacker
.NET source code contains very large strings
AI detected suspicious sample
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Creates an undocumented autostart registry key
Creates processes via WMI
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Infects executable files (exe, dll, sys, html)
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
Queries sensitive Plug and Play Device Information (via WMI, Win32_PnPEntity, often done to detect virtual machines)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sample uses string decryption to hide its real strings
Sigma detected: Dot net compiler compiles file from suspicious location
Sigma detected: Files With System Process Name In Unsuspected Locations
Suricata IDS alerts for network traffic
Tries to harvest and steal browser information (history, passwords, etc)
Uses ping.exe to check the status of other devices and networks
Uses ping.exe to sleep
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected DCRat
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1565844 Sample: kyhjasehs.exe Startdate: 30/11/2024 Architecture: WINDOWS Score: 100 74 Suricata IDS alerts for network traffic 2->74 76 Found malware configuration 2->76 78 Antivirus detection for dropped file 2->78 80 12 other signatures 2->80 7 kyhjasehs.exe 6 32 2->7         started        11 updater.exe 3 2->11         started        13 updater.exe 2 2->13         started        15 4 other processes 2->15 process3 file4 50 C:\Users\user\Desktop\zWBIMzNa.log, PE32 7->50 dropped 52 C:\Users\user\Desktop\zEuqxdTY.log, PE32 7->52 dropped 54 C:\Users\user\Desktop\vfLRFCMh.log, PE32 7->54 dropped 56 13 other malicious files 7->56 dropped 82 Creates an undocumented autostart registry key 7->82 84 Found many strings related to Crypto-Wallets (likely being stolen) 7->84 86 Uses schtasks.exe or at.exe to add and modify task schedules 7->86 88 Creates processes via WMI 7->88 17 cmd.exe 1 7->17         started        20 csc.exe 4 7->20         started        23 csc.exe 4 7->23         started        25 3 other processes 7->25 90 Antivirus detection for dropped file 11->90 92 Multi AV Scanner detection for dropped file 11->92 94 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 11->94 96 2 other signatures 11->96 signatures5 process6 file7 68 Uses ping.exe to sleep 17->68 70 Uses ping.exe to check the status of other devices and networks 17->70 27 updater.exe 14 248 17->27         started        32 conhost.exe 17->32         started        34 PING.EXE 1 17->34         started        36 chcp.com 1 17->36         started        46 C:\Program Files (x86)\...\msedge.exe, PE32 20->46 dropped 72 Infects executable files (exe, dll, sys, html) 20->72 38 conhost.exe 20->38         started        40 cvtres.exe 1 20->40         started        48 C:\Windows\...\SecurityHealthSystray.exe, PE32 23->48 dropped 42 conhost.exe 23->42         started        44 cvtres.exe 1 23->44         started        signatures8 process9 dnsIp10 66 147.45.47.156, 49726, 49734, 49742 FREE-NET-ASFREEnetEU Russian Federation 27->66 58 C:\Users\user\Desktop\vEkjAxnB.log, PE32 27->58 dropped 60 C:\Users\user\Desktop\rOussAnH.log, PE32 27->60 dropped 62 C:\Users\user\Desktop\kQGsQlsT.log, PE32 27->62 dropped 64 8 other malicious files 27->64 dropped 98 Found many strings related to Crypto-Wallets (likely being stolen) 27->98 100 Tries to harvest and steal browser information (history, passwords, etc) 27->100 file11 signatures12
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/7b0699fb946ce952624a3d5807839fb1a0613993270aca8227f35001b790b945
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/7b0699fb946ce952624a3d5807839fb1a0613993270aca8227f35001b790b945/
Threat name:
ByteCode-MSIL.Backdoor.DCRat
Create hunting rule
Status:
Malicious
First seen:
2024-11-26 07:11:40 UTC
File Type:
PE (.Net Exe)
AV detection:
28 of 38 (73.68%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=pmdjt64untuveyskhvmapa47wgqgcomte4fmvarh6niadn4qxfcq._file
Verdict:
malicious
Label(s):
dcrat
Create hunting rule
Similar samples:
858fff104da670b640eff2a93b7fa4b794ae554c30a409864d00f3b7ecc1e09f
DCRat
9543c0cf3d9dfd6765ad0b589c4170d90f4e5ca77b9125353ccabc691c39f91b
DCRat
ad40ca1cf9e2d8dd82a0d821598dbbf4ef232085cbfc87b7f9af41caab657a18
DCRat
c95e4d5e7d22991fdc472c95d1d042a44ded78ae9c654d7cebb30dad823d813b
DCRat
d06c0b20a27d2adcf82fd87832990af27b06ad1f80156b1e914451530efe1b03
DCRat
error
DCRat
+ 136 additional samples on MalwareBazaar
Result
Malware family:
dcrat
Create hunting rule
Score:
  10/10
Tags:
family:dcrat infostealer persistence rat spyware stealer
Link:
https://tria.ge/reports/241130-1dl2cszphl/
Behaviour
Modifies registry class
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Enumerates physical storage devices
Drops file in System32 directory
Adds Run key to start application
Checks computer location settings
Executes dropped EXE
Reads user/profile data of web browsers
DCRat payload
DcRat
Dcrat family
Modifies WinLogon for persistence
Process spawned unexpected child process
Verdict:
Malicious
Tags:
rat dcrat DCRat Win.Packed.Uztuby-10015799-0
YARA:
MAL_EXE_DCRat_Jul_08_2
Link:
https://app.threat.zone/submission/49f26827-ae34-4a54-902c-905d3c20f1af
Unpacked files
SH256 hash:
6fb2faac08f55bdf18f3fcee44c383b877f416b97085dbee4746300723f3304f
MD5 hash:
06442f43e1001d860c8a19a752f19085
SHA1 hash:
9fbdc199e56bc7371292aa1a25cf4f8a6f49bb6d
Link:
https://www.unpac.me/results/230a326e-f726-4485-9585-f7ed87d7cc9e/
SH256 hash:
2b93377ea087225820a9f8e4f331005a0c600d557242366f06e0c1eae003d669
MD5 hash:
d8bf2a0481c0a17a634d066a711c12e9
SHA1 hash:
7cc01a58831ed109f85b64fe4920278cedf3e38d
Link:
https://www.unpac.me/results/230a326e-f726-4485-9585-f7ed87d7cc9e/
SH256 hash:
7b0699fb946ce952624a3d5807839fb1a0613993270aca8227f35001b790b945
MD5 hash:
4f964ada28fa2dde5c75d3c3682e69c4
SHA1 hash:
481a0ddc3dfd39147abf684b60b6a0b1dfbbc341
Link:
https://www.unpac.me/results/230a326e-f726-4485-9585-f7ed87d7cc9e/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
iSpy Keylogger
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/7b0699fb946ce952624a3d5807839fb1a0613993270aca8227f35001b790b945

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:DCRat
Create hunting rule
Author:Nikolaos 'n0t' Totosis
Description:DCRat Payload
Rule name:INDICATOR_SUSPICIOUS_EXE_Embedded_Gzip_B64Encoded_File
Create hunting rule
Author:ditekSHen
Description:Detects executables containing bas64 encoded gzip files
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:RansomPyShield_Antiransomware
Create hunting rule
Author:XiAnzheng
Description:Check for Suspicious String and Import combination that Ransomware mostly abuse(can create FP)
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.

Web download

DCRat

Executable exe 7b0699fb946ce952624a3d5807839fb1a0613993270aca8227f35001b790b945

(this sample)

  
Link
https://tria.ge/241130-z4lb3szmar/behavioral20
  
Delivery method
Distributed via web download

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high

Comments