MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2f43a0237a11941dce64aa7d4608b0eb0210487af9ff9d1d8823b0a0d8cf9812. 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 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2f43a0237a11941dce64aa7d4608b0eb0210487af9ff9d1d8823b0a0d8cf9812
SHA3-384 hash: 3e588b4c134ea987cfba71848f3a045a60339807d011ea907571b34ee48b84aa77b3b25806d7b86dfe3cd2b59bb32fd1
SHA1 hash: fa8c80ca064c505bc2de5b03ee146e4b73a1e9ff
MD5 hash: 07a65a281e3a31b89208977cc737f326
humanhash: august-item-oranges-chicken
File name:07a65a281e3a31b89208977cc737f326.exe
Download: download sample
Signature DCRat
Create hunting rule
File size:3'701'760 bytes
First seen:2024-04-15 03:55:13 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 98304:EKeCKC61rXOw8MWg7HIuBJwLPczPbLMjkq8nUSC:EKeCKCkOw8y7H3AcLq8US
Threatray 210 similar samples on MalwareBazaar
TLSH T11D06F11A65924E32C3A41A32C697153D52A5C73A3512FF1B351F15E3B80BBF29F622B3
TrID 60.4% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.8% (.SCR) Windows screen saver (13097/50/3)
8.7% (.EXE) Win64 Executable (generic) (10523/12/4)
5.4% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.1% (.EXE) Win16 NE executable (generic) (5038/12/1)
Reporter abuse_ch
Tags:DCRat exe


Avatar
abuse_ch
DCRat C2:
http://276261cm.nyashkoon.top/toprocessordlelocalprivate.php

Intelligence

File Origin
# of uploads :
1
# of downloads :
383
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
dcrat
Create hunting rule
ID:
1
File name:
DCRatBuild.exe
Verdict:
Malicious activity
Analysis date:
2024-04-07 13:24:31 UTC
Tags:
dcrat rat
Link:
https://app.any.run/tasks/405b6e99-4242-4e9e-a13a-be16bb7d8ffe

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
Creating a file
Creating a file in the Program Files subdirectories
Using the Windows Management Instrumentation requests
Launching a process
Creating a file in the %temp% directory
Running batch commands
Creating a process with a hidden window
Sending a UDP request
Creating a process from a recently created file
Loading a suspicious library
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a recently created process
Enabling autorun by creating a file
Enabling autorun
Verdict:
Malicious
Labled as:
Trojan.MSIL.Basic.8
Link:
https://www.hybrid-analysis.com/sample/2f43a0237a11941dce64aa7d4608b0eb0210487af9ff9d1d8823b0a0d8cf9812
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:
Suspicious
Link:
https://analyze.intezer.com/analyses/a0313b18-85f6-44a7-b0a8-7e62b5a1442c
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/1425914
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
Creates an undocumented autostart registry key
Creates autostart registry keys with suspicious values (likely registry only malware)
Creates multiple autostart registry keys
Detected unpacking (creates a PE file in dynamic memory)
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)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sigma detected: Execution from Suspicious Folder
Sigma detected: Files With System Process Name In Unsuspected Locations
Sigma detected: New RUN Key Pointing to Suspicious Folder
Sigma detected: Suspicious Program Location with Network Connections
Sigma detected: System File Execution Location Anomaly
Snort IDS alert 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
Yara detected DCRat
Yara detected PureLog Stealer
Yara detected zgRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1425914 Sample: ZAF4Dsu737.exe Startdate: 15/04/2024 Architecture: WINDOWS Score: 100 48 276261cm.nyashkoon.top 2->48 56 Snort IDS alert for network traffic 2->56 58 Multi AV Scanner detection for domain / URL 2->58 60 Antivirus detection for URL or domain 2->60 62 15 other signatures 2->62 8 ZAF4Dsu737.exe 13 44 2->8         started        12 VTXjlSXziFmgxSSFzWLtChwfaf.exe 2->12         started        14 MoUsoCoreWorker.exe 2->14         started        16 11 other processes 2->16 signatures3 process4 file5 40 C:\Users\user\Desktop\xhNCYIZJ.log, PE32 8->40 dropped 42 C:\Users\user\Desktop\vtJunvdL.log, PE32 8->42 dropped 44 C:\Users\user\Desktop\slMlRcjP.log, PE32 8->44 dropped 46 25 other malicious files 8->46 dropped 72 Detected unpacking (creates a PE file in dynamic memory) 8->72 74 Creates an undocumented autostart registry key 8->74 76 Creates autostart registry keys with suspicious values (likely registry only malware) 8->76 78 Creates multiple autostart registry keys 8->78 18 cmd.exe 1 8->18         started        80 Antivirus detection for dropped file 12->80 82 Multi AV Scanner detection for dropped file 12->82 84 Machine Learning detection for dropped file 12->84 signatures6 process7 signatures8 52 Uses ping.exe to sleep 18->52 54 Uses ping.exe to check the status of other devices and networks 18->54 21 VTXjlSXziFmgxSSFzWLtChwfaf.exe 14 480 18->21         started        26 conhost.exe 18->26         started        28 PING.EXE 1 18->28         started        30 chcp.com 1 18->30         started        process9 dnsIp10 50 276261cm.nyashkoon.top 172.67.185.34, 49731, 49734, 49735 CLOUDFLARENETUS United States 21->50 32 C:\Users\user\Desktop\zOYKuZnQ.log, PE32 21->32 dropped 34 C:\Users\user\Desktop\yRwCZZYV.log, PE32 21->34 dropped 36 C:\Users\user\Desktop\vILMxDli.log, PE32 21->36 dropped 38 19 other malicious files 21->38 dropped 64 Multi AV Scanner detection for dropped file 21->64 66 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 21->66 68 Queries sensitive Plug and Play Device Information (via WMI, Win32_PnPEntity, often done to detect virtual machines) 21->68 70 Tries to harvest and steal browser information (history, passwords, etc) 21->70 file11 signatures12
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/2f43a0237a11941dce64aa7d4608b0eb0210487af9ff9d1d8823b0a0d8cf9812
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2f43a0237a11941dce64aa7d4608b0eb0210487af9ff9d1d8823b0a0d8cf9812/
Threat name:
ByteCode-MSIL.Trojan.DCRat
Create hunting rule
Status:
Malicious
First seen:
2024-04-07 16:26:52 UTC
File Type:
PE (.Net Exe)
AV detection:
26 of 38 (68.42%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=f5b2ai32cgkb3ttevj6umcfq5mbbasd27h7z2hmieoykbwgptaja._file
Verdict:
malicious
Similar samples:
0266dc2bf6eb73b5ef4770bedecadbffb0c35cd3b17c9a97e39712d92f17d199
DCRat
138905d6721c1e6b174b6f61154a938565c9bd5c6b5b0abe8274054bf151da9c
DCRat
846646dae2f70ac644cd3420d1d465593f654b3f827e84b2ef421e701b37a72e
DCRat
a6c91c67b0030b27e7008734fdef7595c6f0eef497b5948b5d9b7bacce2daca6
DCRat
aed6efbcad60ad52492ceb3f0da88bd7d457a7531cc43a7808c630cf5166bdbb
DCRat
c66d3b14b2a23fe8dacb3f55bae138ed1bae4b55e1771acf63712e3d9b3d7227
DCRat
d3a6e5b3d3282a3b47296defa8671c679d816470a80d4c2aa119fdcb97a4d026
DCRat
e434b8362b39f1202159b48a025eece729c54a2627c04fe927ece4566c2ca2b7
DCRat
fd013757b73bc051725a6cd214b5b5a4373ce97105404a7608226bb7e700fab5
DCRat
+ 200 additional samples on MalwareBazaar
Result
Malware family:
zgrat
Create hunting rule
Score:
  10/10
Tags:
family:zgrat persistence rat spyware stealer
Link:
https://tria.ge/reports/240415-ehcgtsdh88/
Behaviour
Creates scheduled task(s)
Modifies registry class
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 Program Files directory
Drops file in Windows directory
Adds Run key to start application
Checks computer location settings
Executes dropped EXE
Reads user/profile data of web browsers
Detect ZGRat V1
Modifies WinLogon for persistence
Process spawned unexpected child process
ZGRat
Unpacked files
SH256 hash:
2f43a0237a11941dce64aa7d4608b0eb0210487af9ff9d1d8823b0a0d8cf9812
MD5 hash:
07a65a281e3a31b89208977cc737f326
SHA1 hash:
fa8c80ca064c505bc2de5b03ee146e4b73a1e9ff
Detections:
INDICATOR_EXE_Packed_DotNetReactor
Create hunting rule
Link:
https://www.unpac.me/results/895304dd-efaf-4d05-9ba0-1531a3ab8753/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
DCRat
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/2f43a0237a11941dce64aa7d4608b0eb0210487af9ff9d1d8823b0a0d8cf9812

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: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

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