MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d6b5a77e4a1a7d7447f8744cb83a5bb902eb7dc03ff3a99674e20528482f9df4. 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: 12


Intelligence 12 IOCs YARA 9 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d6b5a77e4a1a7d7447f8744cb83a5bb902eb7dc03ff3a99674e20528482f9df4
SHA3-384 hash: 4bac331bc8129c4dba35121c547ec19b84526f2853544d7c8d2f401ea53603eb02459ed71d76ec05ff9b32c174ec58a2
SHA1 hash: d620bd7855ece438aa70568101a2287a4b61702d
MD5 hash: 39bd5ab4d43919fd00a1a576a770a0f9
humanhash: twenty-uniform-oregon-quebec
File name:39bd5ab4d43919fd00a1a576a770a0f9.exe
Download: download sample
Signature DCRat
Create hunting rule
File size:1'974'729 bytes
First seen:2023-12-07 05:05:28 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 12e12319f1029ec4f8fcbed7e82df162 (389 x DCRat, 52 x RedLineStealer, 51 x Formbook)
ssdeep 24576:2TbBv5rUyXVr4umwRu7h+VovPu6GgG7LJM1sl248kdiYzMT+cSxXge3akEKhZtKE:IBJrMwRiYNgCL+yg48k8T+hX87KtKly
Threatray 930 similar samples on MalwareBazaar
TLSH T18A959D0665938E33C2E53F3188E7442D52B4DE237A93DE0B375B3596A9062708F976F2
TrID 74.5% (.EXE) WinRAR Self Extracting archive (4.x-5.x) (265042/9/39)
16.2% (.CPL) Windows Control Panel Item (generic) (57583/11/19)
2.9% (.EXE) Win64 Executable (generic) (10523/12/4)
1.8% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
1.4% (.EXE) Win16 NE executable (generic) (5038/12/1)
File icon (PE):PE icon
dhash icon 9494b494d4aeaeac (832 x DCRat, 172 x RedLineStealer, 134 x CryptOne)
Reporter abuse_ch
Tags:DCRat exe


Avatar
abuse_ch
DCRat C2:
http://62.109.14.64/LineVideoCentral/ProvidertoProcessmultiFlowerAsyncTempcdnCentral.php

Intelligence

File Origin
# of uploads :
1
# of downloads :
324
Origin country :
NL NL
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/463099/
Detection(s):
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-10015036-0
Create hunting rule

Win.Packed.Uztuby-10015799-0
Create hunting rule

Win.Packed.Uztuby-10015800-0
Create hunting rule

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

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

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Сreating synchronization primitives
Searching for synchronization primitives
Creating a file in the %temp% subdirectories
Creating a process from a recently created file
Sending a custom TCP request
Running batch commands
Creating a process with a hidden window
Launching a process
Creating a file
Creating a file in the Program Files subdirectories
Sending a UDP request
Sending an HTTP POST request
Using the Windows Management Instrumentation requests
Blocking a possibility to launch for the Windows Task Manager (taskmgr)
Unauthorized injection to a recently created process
Gathering data
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
alien anti-vm anti-vm evasive installer lolbin overlay packed packed replace setupapi sfx shdocvw shell32 wscript
Link:
https://www.filescan.io/uploads/657152bc855eb2633d622855/reports/60bfcb27-db18-47ba-be94-5c6176b4467b/overview
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/d6b5a77e4a1a7d7447f8744cb83a5bb902eb7dc03ff3a99674e20528482f9df4
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/aa8cad8a-1287-4c8d-9417-5fa48c151156
Result
Threat name:
DCRat, zgRAT
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1355159
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
Disables the Windows task manager (taskmgr)
Drops executable to a common third party application directory
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)
Snort IDS alert for network traffic
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Yara detected DCRat
Yara detected zgRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1355159 Sample: ew5MrXy0Ll.exe Startdate: 07/12/2023 Architecture: WINDOWS Score: 100 51 Snort IDS alert for network traffic 2->51 53 Antivirus detection for dropped file 2->53 55 Antivirus / Scanner detection for submitted sample 2->55 57 8 other signatures 2->57 10 ew5MrXy0Ll.exe 3 11 2->10         started        process3 file4 45 C:\...\HyperProviderdriverruntimemonitor.exe, PE32 10->45 dropped 47 h0JGs7Fx4iJmxYp13yQyvI2ScGBzRed3aou.vbe, data 10->47 dropped 13 wscript.exe 1 10->13         started        process5 signatures6 69 Windows Scripting host queries suspicious COM object (likely to drop second stage) 13->69 16 cmd.exe 1 13->16         started        process7 process8 18 HyperProviderdriverruntimemonitor.exe 3 16 16->18         started        22 reg.exe 1 1 16->22         started        24 conhost.exe 16->24         started        file9 37 C:\Windows\...\upfc.exe, PE32 18->37 dropped 39 C:\Users\Public\...\OfficeClickToRun.exe, PE32 18->39 dropped 41 C:\...\YzZdLvBkYsGDxmutZGsSG.exe, PE32 18->41 dropped 43 3 other malicious files 18->43 dropped 59 Antivirus detection for dropped file 18->59 61 Multi AV Scanner detection for dropped file 18->61 63 Machine Learning detection for dropped file 18->63 65 Drops executable to a common third party application directory 18->65 26 cmd.exe 1 18->26         started        67 Disables the Windows task manager (taskmgr) 22->67 signatures10 process11 process12 28 RuntimeBroker.exe 2 26->28         started        31 w32tm.exe 1 26->31         started        33 conhost.exe 26->33         started        35 chcp.com 1 26->35         started        dnsIp13 49 62.109.14.64, 49709, 49713, 49714 THEFIRST-ASRU Russian Federation 28->49
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/d6b5a77e4a1a7d7447f8744cb83a5bb902eb7dc03ff3a99674e20528482f9df4
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/d6b5a77e4a1a7d7447f8744cb83a5bb902eb7dc03ff3a99674e20528482f9df4/
Threat name:
ByteCode-MSIL.Trojan.Uztuby
Create hunting rule
Status:
Malicious
First seen:
2023-12-04 15:41:00 UTC
File Type:
PE (Exe)
Extracted files:
21
AV detection:
21 of 37 (56.76%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=2222o7skdj6xir7yorglqos3xebow7oah7z2tftu4icsqsbptx2a._file
Verdict:
unknown
Similar samples:
13caf72860e00c295fda55bb96e743fbb46819ccebf86cd3f32ccb5752a208d6
DCRat
1edd86152b3fd1a2ec5a184863ce301dee1cda48613a007d570be5240acf2fc3
DCRat
af83054c1f9ca36534b8626abe0ee2d6e10ca3f1fba038adf1e74421b9b46779
DCRat
b95da950b192a24ecf7fdd74fb8e2020a5f89e48b6193f5042321b7050447b10
DCRat
ca45a1e98effa71c140cff33cead61a77779f1bceef0e6a51e24d09f7daf3987
DCRat
cc47f35ba662ae2567288c04cf03c7c6482258ab1650406983061178f5bfbf6c
DCRat
+ 920 additional samples on MalwareBazaar
Result
Malware family:
zgrat
Create hunting rule
Score:
  10/10
Tags:
family:zgrat evasion rat
Link:
https://tria.ge/reports/231207-freh8aahf5/
Behaviour
Modifies registry class
Modifies registry key
Runs ping.exe
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
Loads dropped DLL
Disables Task Manager via registry modification
Detect ZGRat V1
ZGRat
Unpacked files
SH256 hash:
9588821e13f4ab4e5383e3ad0e0fa3363139698efda61cf6058656f5999f4c7a
MD5 hash:
db1dbf017a0e3c4af281f5d07b0b95c3
SHA1 hash:
89bf9051d05d185a0dfd1dbf5e40fde8f3787f92
Detections:
INDICATOR_EXE_Packed_DotNetReactor
Create hunting rule
Link:
https://www.unpac.me/results/783b4dcd-42be-418f-8c61-1d60ebb09fff/
SH256 hash:
56a59c7602f7324939c44b28d5495bc92a03fec6ed5876469985805bc41a48c0
MD5 hash:
835d40938e51622bb9594d3f6c47b5cb
SHA1 hash:
a0123ad039a3336a77b44d1dff074005c52be345
Link:
https://www.unpac.me/results/783b4dcd-42be-418f-8c61-1d60ebb09fff/
SH256 hash:
d6b5a77e4a1a7d7447f8744cb83a5bb902eb7dc03ff3a99674e20528482f9df4
MD5 hash:
39bd5ab4d43919fd00a1a576a770a0f9
SHA1 hash:
d620bd7855ece438aa70568101a2287a4b61702d
Detections:
INDICATOR_EXE_Packed_DotNetReactor
Create hunting rule
Link:
https://www.unpac.me/results/783b4dcd-42be-418f-8c61-1d60ebb09fff/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/d6b5a77e4a1a/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/d6b5a77e4a1a7d7447f8744cb83a5bb902eb7dc03ff3a99674e20528482f9df4

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:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:INDICATOR_EXE_Packed_DotNetReactor
Create hunting rule
Author:ditekSHen
Description:Detects executables packed with unregistered version of .NET Reactor
Rule name:maldoc_find_kernel32_base_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
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: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:vmdetect
Create hunting rule
Author:nex
Description:Possibly employs anti-virtualization techniques

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/463099/

Comments