MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 64839df979829a8230b50891466a04e1d428f70d928205709668205669115a5e. 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: 14


Intelligence 14 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 64839df979829a8230b50891466a04e1d428f70d928205709668205669115a5e
SHA3-384 hash: 926481da7a9622358f560a233e3543395d27e49fec7b8e9b143e3370a33954c228d098af2900d6ce48befd5037bf4dc8
SHA1 hash: e56496e200c3246c149b41bd826b9e762fa5e534
MD5 hash: 0e77c7eaf29e7cc81d6a5870545509a3
humanhash: hydrogen-stream-india-white
File name:0e77c7eaf29e7cc81d6a5870545509a3.exe
Download: download sample
Signature DCRat
Create hunting rule
File size:2'131'968 bytes
First seen:2024-05-15 04:15:17 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'608 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 49152:R6K39H/NzGjGzMErFiEntNARL3AVtsk53gEdMJ9O:R6KnjrLntNAR2tPfO
TLSH T117A5BF0669934F32C3649B3146A7053D5690DB663A62EF1F3A0F60D3AD177F18A722E3
TrID 40.9% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
32.2% (.CPL) Windows Control Panel Item (generic) (57583/11/19)
7.3% (.SCR) Windows screen saver (13097/50/3)
5.8% (.EXE) Win64 Executable (generic) (10523/12/4)
3.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
Reporter abuse_ch
Tags:DCRat exe


Avatar
abuse_ch
DCRat C2:
http://266026cm.n9shteam3.top/geoDefaultsqllinuxgeneratorTesttrackDownloadsTemporary.php

Intelligence

File Origin
# of uploads :
1
# of downloads :
368
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
dcrat
Create hunting rule
ID:
1
File name:
64839df979829a8230b50891466a04e1d428f70d928205709668205669115a5e.exe
Verdict:
Malicious activity
Analysis date:
2024-05-15 04:16:27 UTC
Tags:
dcrat rat backdoor remote stealer
Link:
https://app.any.run/tasks/21a544c8-3adb-4105-b23b-a018ebf5ef1c

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Sanesecurity.Malware.30425.UnRegNetReactor.UNOFFICIAL
Create hunting rule

Win.Packed.Uztuby-10009381-0
Create hunting rule

Win.Packed.Uztuby-10015486-0
Create hunting rule

Win.Packed.Uztuby-10015902-0
Create hunting rule

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

Win.Packed.Uztuby-10017373-0
Create hunting rule

Win.Packed.Zusy-10023527-0
Create hunting rule

Win.Dropper.HawkEye-10027238-0
Create hunting rule

Gathering data
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Creating a file
Creating a file in the Windows subdirectories
Creating a file in the %temp% directory
Running batch commands
Creating a process with a hidden window
Launching a process
Sending a UDP request
Unauthorized injection to a recently created process
Restart of the analyzed sample
Connection attempt to an infection source
Creating a window
Using the Windows Management Instrumentation requests
Reading critical registry keys
Query of malicious DNS domain
Sending an HTTP POST request to an infection source
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
net_reactor packed packed
Link:
https://www.filescan.io/uploads/6644370381ea6b1eef40dc4c/reports/846e1bd8-f5f5-4971-a9cc-4ec9bd0ee6ec/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/64839df979829a8230b50891466a04e1d428f70d928205709668205669115a5e
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.
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/2810d6c9-11ec-4971-9dbe-43be918d48cb
Result
Threat name:
DCRat, PureLog Stealer, zgRAT
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1441745
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
Antivirus detection for URL or domain
Drops executable to a common third party application directory
Drops PE files to the user root directory
Drops PE files with benign system names
Machine Learning detection for dropped file
Machine Learning detection for sample
Multi AV Scanner detection for domain / URL
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)
Sigma detected: Files With System Process Name In Unsuspected Locations
Snort IDS alert for network traffic
Tries to harvest and steal browser information (history, passwords, etc)
Yara detected DCRat
Yara detected PureLog Stealer
Yara detected zgRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1441745 Sample: 3W2Ih2bv67.exe Startdate: 15/05/2024 Architecture: WINDOWS Score: 100 41 266026cm.n9shteam3.top 2->41 49 Snort IDS alert for network traffic 2->49 51 Multi AV Scanner detection for domain / URL 2->51 53 Antivirus detection for URL or domain 2->53 55 11 other signatures 2->55 8 3W2Ih2bv67.exe 4 28 2->8         started        signatures3 process4 file5 25 C:\Users\user\SgrmBroker.exe, PE32 8->25 dropped 27 C:\Users\user\Desktop\umBDikmJ.log, PE32 8->27 dropped 29 C:\Users\user\Desktop\lDhnyHhc.log, PE32 8->29 dropped 31 9 other malicious files 8->31 dropped 57 Queries sensitive Plug and Play Device Information (via WMI, Win32_PnPEntity, often done to detect virtual machines) 8->57 59 Drops PE files to the user root directory 8->59 61 Drops PE files with benign system names 8->61 63 Drops executable to a common third party application directory 8->63 12 cmd.exe 1 8->12         started        signatures6 process7 process8 14 3W2Ih2bv67.exe 14 464 12->14         started        19 w32tm.exe 1 12->19         started        21 conhost.exe 12->21         started        23 chcp.com 1 12->23         started        dnsIp9 43 266026cm.n9shteam3.top 172.67.145.174, 49730, 49731, 49732 CLOUDFLARENETUS United States 14->43 45 104.21.79.128, 49929, 50005, 50015 CLOUDFLARENETUS United States 14->45 33 C:\Users\user\Desktop\pzuLjKwx.log, PE32 14->33 dropped 35 C:\Users\user\Desktop\ZxoHPGHj.log, PE32 14->35 dropped 37 C:\Users\user\Desktop\XmSGPobi.log, PE32 14->37 dropped 39 3 other malicious files 14->39 dropped 47 Tries to harvest and steal browser information (history, passwords, etc) 14->47 file10 signatures11
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/64839df979829a8230b50891466a04e1d428f70d928205709668205669115a5e
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/64839df979829a8230b50891466a04e1d428f70d928205709668205669115a5e/
Threat name:
ByteCode-MSIL.Trojan.Whispergate
Create hunting rule
Status:
Malicious
First seen:
2024-05-12 11:39:07 UTC
File Type:
PE (.Net Exe)
AV detection:
24 of 24 (100.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=msbz36lzqkniemfvbcium2qe4hkcr5ynskbak4ewnaqfm2irljpa._file
Result
Malware family:
zgrat
Create hunting rule
Score:
  10/10
Tags:
family:zgrat rat spyware stealer
Link:
https://tria.ge/reports/240515-evspksha45/
Behaviour
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops file in Program Files directory
Drops file in Windows directory
Checks computer location settings
Executes dropped EXE
Reads user/profile data of web browsers
Detect ZGRat V1
ZGRat
Unpacked files
SH256 hash:
64839df979829a8230b50891466a04e1d428f70d928205709668205669115a5e
MD5 hash:
0e77c7eaf29e7cc81d6a5870545509a3
SHA1 hash:
e56496e200c3246c149b41bd826b9e762fa5e534
Detections:
INDICATOR_EXE_Packed_DotNetReactor
Create hunting rule
Link:
https://www.unpac.me/results/145ca4d0-7bcd-4b00-b625-a64374ce4ce8/
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/64839df979829a8230b50891466a04e1d428f70d928205709668205669115a5e

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:DotNet_Reactor
Create hunting rule
Author:@bartblaze
Description:Identifies .NET Reactor, which offers .NET code protection such as obfuscation, encryption and so on.
Rule name:INDICATOR_EXE_Packed_DotNetReactor
Create hunting rule
Author:ditekSHen
Description:Detects executables packed with unregistered version of .NET Reactor
Rule name:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:PureCrypter
Create hunting rule
Author:@bartblaze
Description:Identifies PureCrypter, .NET loader and obfuscator.
Reference:https://malpedia.caad.fkie.fraunhofer.de/details/win.purecrypter
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.

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