MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b6924ff00cf3f2a128723ee06f162ea9142e1afd6a417e6a531198ae34c15e4a. 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: 15


Intelligence 15 IOCs 1 YARA 15 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b6924ff00cf3f2a128723ee06f162ea9142e1afd6a417e6a531198ae34c15e4a
SHA3-384 hash: a230316f7d4e959f0461daab7896f3e33e1a6f163f6060415c1d0433d68d13ee52e93f3a4bc539e8632de64f7eb65e2b
SHA1 hash: 1c4dbab83a75b50bfd26796448a7b7420ac76e62
MD5 hash: 2c7e59a6097e2cc8e69ef41dc47151f3
humanhash: earth-lion-twelve-muppet
File name:2c7e59a6097e2cc8e69ef41dc47151f3.exe
Download: download sample
Signature DCRat
Create hunting rule
File size:1'963'747 bytes
First seen:2025-06-16 04:35:19 UTC
Last seen:2025-06-16 13:15:09 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 12e12319f1029ec4f8fcbed7e82df162 (430 x NirCmd, 392 x DCRat, 52 x RedLineStealer)
ssdeep 24576:2TbBv5rUyXVwwecsF73EMB0qZTGyohD7BEXhomGp3dtV2AwjFqUt6N6WyS:IBJwYrFUT1umGJrVTwwUt6N6Wd
TLSH T1CF95AE2669D28E33D26017324567123D82E0D7663B12FF5B364E1493A94BBF1DA732B3
TrID 89.0% (.EXE) WinRAR Self Extracting archive (4.x-5.x) (265042/9/39)
3.5% (.EXE) Win64 Executable (generic) (10522/11/4)
2.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
1.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
1.5% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika pebin
dhash icon 9494b494d4aeaeac (832 x DCRat, 172 x RedLineStealer, 134 x CryptOne)
Reporter abuse_ch
Tags:DCRat exe RAT


Avatar
abuse_ch
DCRat C2:
http://162838cm.nyashvibe.ru/imagelowUpdateprocessprocessorLongpollProtecttestCdn.php

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
http://162838cm.nyashvibe.ru/imagelowUpdateprocessprocessorLongpollProtecttestCdn.php https://threatfox.abuse.ch/ioc/1545206/

Intelligence

File Origin
# of uploads :
2
# of downloads :
725
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
dcrat
Create hunting rule
ID:
1
File name:
2c7e59a6097e2cc8e69ef41dc47151f3.exe
Verdict:
Malicious activity
Analysis date:
2025-06-16 04:39:07 UTC
Tags:
dcrat rat remote darkcrystal netreactor
Link:
https://app.any.run/tasks/d0417d95-be55-4b28-a9dd-43d2aec8aa45

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/9544/
Detection(s):
Sanesecurity.Malware.30425.UnRegNetReactor.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.VBS.Encrypted.Gen.UNOFFICIAL
Create hunting rule

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

Win.Packed.QuasarRAT-10014495-0
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

SecuriteInfo.com.Trojan.GenericKD.38920448.13962.7593.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=684f9f468bd5d68a12e8bf23
Tags:
phishing virus msil sage
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Searching for the window
Сreating synchronization primitives
Searching for synchronization primitives
Creating a file
Creating a process from a recently created file
Running batch commands
Creating a process with a hidden window
Creating a file in the Program Files subdirectories
Creating a file in the %temp% directory
Launching a process
Sending a UDP request
Connection attempt to an infection source
Using the Windows Management Instrumentation requests
Unauthorized injection to a recently created process
Query of malicious DNS domain
Sending an HTTP POST request to an infection source
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm base64 crypt fingerprint installer microsoft_visual_cc obfuscated overlay overlay packed packed packer_detected reconnaissance sfx
Link:
https://www.filescan.io/uploads/684f9f3a171e01f95941e214/reports/5722f339-5674-4c07-a9d7-3e985a713459/overview
Verdict:
Malicious
Labled as:
Trojan.MSIL.Basic.8.Gen;Trojan.Uztuby
Link:
https://www.hybrid-analysis.com/sample/b6924ff00cf3f2a128723ee06f162ea9142e1afd6a417e6a531198ae34c15e4a
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/c8d50dcf-b055-4804-be1d-500475b8f700
Result
Threat name:
DCRat, PureLog Stealer, zgRAT
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1715104
Signature
Antivirus detection for dropped file
Found malware configuration
Joe Sandbox ML detected suspicious 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)
Sample uses string decryption to hide its real strings
Sigma detected: Files With System Process Name In Unsuspected Locations
Suricata IDS alerts for network traffic
Uses ping.exe to check the status of other devices and networks
Uses ping.exe to sleep
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Yara detected DCRat
Yara detected PureLog Stealer
Yara detected zgRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1715104 Sample: 3t7RHIXh3N.exe Startdate: 16/06/2025 Architecture: WINDOWS Score: 100 50 162838cm.nyashvibe.ru 2->50 54 Suricata IDS alerts for network traffic 2->54 56 Found malware configuration 2->56 58 Antivirus detection for dropped file 2->58 60 8 other signatures 2->60 11 3t7RHIXh3N.exe 3 6 2->11         started        signatures3 process4 file5 46 C:\fontHost\reviewPerfSvc.exe, PE32 11->46 dropped 48 C:\fontHost\OfA47Z6tthA0.vbe, data 11->48 dropped 14 wscript.exe 1 11->14         started        process6 signatures7 76 Windows Scripting host queries suspicious COM object (likely to drop second stage) 14->76 17 cmd.exe 1 14->17         started        process8 process9 19 reviewPerfSvc.exe 3 17 17->19         started        23 conhost.exe 17->23         started        file10 38 C:\fontHost\dIQeAPtBo8M9u4.exe, PE32 19->38 dropped 40 C:\fontHost\cCuIScfwJ.exe, PE32 19->40 dropped 42 C:\Windows\en-GB\Qy5MCPTnPosAvEgrd.exe, PE32 19->42 dropped 44 3 other malicious files 19->44 dropped 62 Antivirus detection for dropped file 19->62 64 Multi AV Scanner detection for dropped file 19->64 25 cmd.exe 1 19->25         started        signatures11 process12 signatures13 66 Uses ping.exe to sleep 25->66 68 Uses ping.exe to check the status of other devices and networks 25->68 28 cCuIScfwJ.exe 14 2 25->28         started        32 conhost.exe 25->32         started        34 PING.EXE 1 25->34         started        36 chcp.com 1 25->36         started        process14 dnsIp15 52 162838cm.nyashvibe.ru 104.21.84.105, 49694, 49695, 49696 CLOUDFLARENETUS United States 28->52 70 Antivirus detection for dropped file 28->70 72 Multi AV Scanner detection for dropped file 28->72 74 Queries sensitive Plug and Play Device Information (via WMI, Win32_PnPEntity, often done to detect virtual machines) 28->74 signatures16
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/b6924ff00cf3f2a128723ee06f162ea9142e1afd6a417e6a531198ae34c15e4a
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b6924ff00cf3f2a128723ee06f162ea9142e1afd6a417e6a531198ae34c15e4a/
Threat name:
Win32.Trojan.Uztuby
Create hunting rule
Status:
Malicious
First seen:
2025-06-12 15:10:57 UTC
File Type:
PE (Exe)
Extracted files:
17
AV detection:
18 of 23 (78.26%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=w2je74am6pzkckdsh3qg6frovekc4gx5njax42stcgmk4ngblzfa._file
Result
Malware family:
dcrat
Create hunting rule
Score:
  10/10
Tags:
family:dcrat discovery infostealer rat
Link:
https://tria.ge/reports/250616-e79tmaw1gz/
Behaviour
Modifies registry class
Runs ping.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
System Network Configuration Discovery: Internet Connection Discovery
Drops file in Program Files directory
Drops file in Windows directory
Checks computer location settings
Executes dropped EXE
DcRat
Dcrat family
Verdict:
Malicious
Tags:
dcrat dcrat Win.Packed.Uztuby-10009381-0 rat
YARA:
MAL_EXE_DCRat_Jul_08_2
Link:
https://app.threat.zone/submission/9f5b532e-092f-4e71-a268-1f647dbe5be0
Unpacked files
SH256 hash:
b6924ff00cf3f2a128723ee06f162ea9142e1afd6a417e6a531198ae34c15e4a
MD5 hash:
2c7e59a6097e2cc8e69ef41dc47151f3
SHA1 hash:
1c4dbab83a75b50bfd26796448a7b7420ac76e62
Link:
https://www.unpac.me/results/06babac6-1b6d-48b0-9b47-22eecd80cbb6/
SH256 hash:
463c899928e3b548219bdc96fefc33d4bec02daf3e20afffb26c1208a6df0f91
MD5 hash:
e6afc8780a3e39d98cf02fc8ec71443d
SHA1 hash:
07d96717f3697a6cd8639abe5cd3056e39e82bad
Detections:
SUSP_OBF_NET_Reactor_Indicators_Jan24
Create hunting rule
INDICATOR_EXE_Packed_DotNetReactor
Create hunting rule
Link:
https://www.unpac.me/results/06babac6-1b6d-48b0-9b47-22eecd80cbb6/
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/b6924ff00cf3f2a128723ee06f162ea9142e1afd6a417e6a531198ae34c15e4a

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:botnet_plaintext_c2
Create hunting rule
Author:cip
Description:Attempts to match at least some of the strings used in some botnet variants which use plaintext communication protocols.
Rule name:dcrat_
Create hunting rule
Author:Michelle Khalil
Description:This rule detects unpacked dcrat malware samples.
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
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:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:icarus
Create hunting rule
Author:Michelle Khalil
Description:This rule detects unpacked icarus malware samples.
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: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: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
Rule name:Sus_CMD_Powershell_Usage
Create hunting rule
Author:XiAnzheng
Description:May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)

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/9544/

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
Reviews
IDCapabilitiesEvidence
GDI_PLUS_APIInterfaces with Graphicsgdiplus.dll::GdiplusStartup
gdiplus.dll::GdiplusShutdown
gdiplus.dll::GdipAlloc
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::CloseHandle
KERNEL32.dll::CreateThread
WIN_BASE_APIUses Win Base APIKERNEL32.dll::TerminateProcess
KERNEL32.dll::LoadLibraryW
KERNEL32.dll::LoadLibraryExA
KERNEL32.dll::LoadLibraryExW
KERNEL32.dll::GetSystemInfo
KERNEL32.dll::GetStartupInfoW
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.dll::AllocConsole
KERNEL32.dll::AttachConsole
KERNEL32.dll::WriteConsoleW
KERNEL32.dll::FreeConsole
KERNEL32.dll::SetStdHandle
KERNEL32.dll::GetConsoleMode
KERNEL32.dll::GetConsoleCP
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CreateDirectoryW
KERNEL32.dll::CreateHardLinkW
KERNEL32.dll::CreateFileW
KERNEL32.dll::CreateFileMappingW
KERNEL32.dll::DeleteFileW
KERNEL32.dll::MoveFileW
KERNEL32.dll::MoveFileExW

Comments