MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1991d51d2e2c4d278e49edbfc045461bb208504d759e91eb9c14f26ad4ac6256. 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 10 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 1991d51d2e2c4d278e49edbfc045461bb208504d759e91eb9c14f26ad4ac6256
SHA3-384 hash: 37bfb93f11bf8b148bd14909b24add3fdf9d4e1fe767225fc62797f985561dace4301d88e3fbc60cc63aec6c3d7ccba2
SHA1 hash: c04c19373251eb40197975fbf901ff802e92e22d
MD5 hash: 506cd587919d4bb571795ea1c1e64d80
humanhash: cola-fourteen-early-helium
File name:506CD587919D4BB571795EA1C1E64D80.exe
Download: download sample
Signature DCRat
Create hunting rule
File size:2'310'078 bytes
First seen:2024-01-16 18:40:19 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 24576:2TbBv5rUyXVl6fDEs25370/5lJHI2cxaSzXykO0eW66f3XEWpEmEQ/2VmCthZ2yt:IBJEECrHjxdXZsUWzuUQME46LMEQ70
Threatray 986 similar samples on MalwareBazaar
TLSH T1C5B59E126DF20A73CD6016B287A202BD5388D277F911EB0B360E119679977E1CF772A7
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://011781cm.nyashtech.top/PollDb.php

Intelligence

File Origin
# of uploads :
1
# of downloads :
349
Origin country :
NL NL
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/471202/
Detection(s):
SecuriteInfo.com.VBS.Encrypted.Gen.UNOFFICIAL
Create hunting rule

Win.Trojan.Uztuby-9855059-0
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

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

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
alien anti-vm installer lolbin overlay packed packed replace setupapi sfx shdocvw shell32 wscript
Link:
https://www.filescan.io/uploads/65a6cdc3898512c48eb1632a/reports/99bb0c37-f4fc-4e92-9597-0fb5c14c43cb/overview
Verdict:
Malicious
Labled as:
Trojan.MSIL.Basic.8.Gen;Trojan.Uztuby
Link:
https://www.hybrid-analysis.com/sample/1991d51d2e2c4d278e49edbfc045461bb208504d759e91eb9c14f26ad4ac6256
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/32d67280-891a-4499-ac43-bcfd660b95f7
Result
Threat name:
DCRat, zgRAT
Create hunting rule
Detection:
malicious
Classification:
spre.troj.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1375619
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Creates an autostart registry key pointing to binary in C:\Windows
Creates an undocumented autostart registry key
Creates autostart registry keys with suspicious values (likely registry only malware)
Creates multiple autostart registry keys
Creates processes via WMI
Disable Task Manager(disabletaskmgr)
Disables the Windows task manager (taskmgr)
Drops PE files with benign system names
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
Sigma detected: Dot net compiler compiles file from suspicious location
Sigma detected: Schedule system process
Snort IDS alert for network traffic
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
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: 1375619 Sample: 6Tq3509j9r.exe Startdate: 16/01/2024 Architecture: WINDOWS Score: 100 79 Snort IDS alert for network traffic 2->79 81 Antivirus detection for dropped file 2->81 83 Antivirus / Scanner detection for submitted sample 2->83 85 8 other signatures 2->85 10 6Tq3509j9r.exe 3 6 2->10         started        13 csrss.exe 2->13         started        16 csrss.exe 2->16         started        18 2 other processes 2->18 process3 file4 69 C:\...\hyperportServerFontdhcp.exe, PE32 10->69 dropped 71 15rdJvHs8fLqyO2NujCXYGmVvYkYhVqPlDU.vbe, data 10->71 dropped 20 wscript.exe 1 10->20         started        101 Multi AV Scanner detection for dropped file 13->101 signatures5 process6 signatures7 87 Windows Scripting host queries suspicious COM object (likely to drop second stage) 20->87 23 cmd.exe 1 20->23         started        process8 process9 25 hyperportServerFontdhcp.exe 11 35 23->25         started        29 reg.exe 1 1 23->29         started        31 conhost.exe 23->31         started        file10 61 C:\Windows\...\ApplicationFrameHost.exe, PE32 25->61 dropped 63 C:\Users\user\Desktop\xGmoSdKC.log, PE32 25->63 dropped 65 C:\Users\user\Desktop\nXSYiAFU.log, PE32 25->65 dropped 67 10 other malicious files 25->67 dropped 89 Antivirus detection for dropped file 25->89 91 Multi AV Scanner detection for dropped file 25->91 93 Creates an undocumented autostart registry key 25->93 99 7 other signatures 25->99 33 cmd.exe 25->33         started        36 csc.exe 4 25->36         started        39 csc.exe 4 25->39         started        41 18 other processes 25->41 95 Disable Task Manager(disabletaskmgr) 29->95 97 Disables the Windows task manager (taskmgr) 29->97 signatures11 process12 file13 73 Uses ping.exe to sleep 33->73 75 Uses ping.exe to check the status of other devices and networks 33->75 43 conhost.exe 33->43         started        45 chcp.com 33->45         started        47 PING.EXE 33->47         started        57 C:\Program Files (x86)\...\msedge.exe, PE32 36->57 dropped 77 Infects executable files (exe, dll, sys, html) 36->77 49 conhost.exe 36->49         started        51 cvtres.exe 1 36->51         started        59 C:\Windows\...\SecurityHealthSystray.exe, PE32 39->59 dropped 53 conhost.exe 39->53         started        55 cvtres.exe 1 39->55         started        signatures14 process15
Score:
99%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/1991d51d2e2c4d278e49edbfc045461bb208504d759e91eb9c14f26ad4ac6256
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/1991d51d2e2c4d278e49edbfc045461bb208504d759e91eb9c14f26ad4ac6256/
Threat name:
ByteCode-MSIL.Trojan.Uztuby
Create hunting rule
Status:
Malicious
First seen:
2024-01-10 23:16:05 UTC
File Type:
PE (Exe)
Extracted files:
21
AV detection:
21 of 24 (87.50%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=dgi5khjofrgspdsj5w74arkgdozaqucnowpjd244ctzgvvfmmjla._file
Verdict:
malicious
Similar samples:
0537c1263ee662b719101b91b8f8ce37fa4e55caea8e8f6acc00e314d32a13f0
DCRat
13caf72860e00c295fda55bb96e743fbb46819ccebf86cd3f32ccb5752a208d6
DCRat
720bcc41d5bda4b777c26ab626cc5b780c2b5fd1e4edc4c86222e7a2d49c2d33
DCRat
747513c56f77acab5f84605d75866e33fc6e070a11e56a28887c5e75ef1edb2d
DCRat
bc0cb072e54311508e53ed00c68bceff4d3b7af6658cbf74b18d7fa84c293c82
DCRat
fc07e1f14fe415abbf50144169406b444d1a70a06332892004d29e286da08f37
DCRat
+ 976 additional samples on MalwareBazaar
Result
Malware family:
zgrat
Create hunting rule
Score:
  10/10
Tags:
family:zgrat evasion persistence rat spyware stealer
Link:
https://tria.ge/reports/240116-xbrbhsgfcq/
Behaviour
Creates scheduled task(s)
Modifies registry class
Modifies registry key
Suspicious behavior: EnumeratesProcesses
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
Drops file in System32 directory
Adds Run key to start application
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Reads user/profile data of web browsers
Disables Task Manager via registry modification
Detect ZGRat V1
Modifies WinLogon for persistence
Process spawned unexpected child process
ZGRat
Unpacked files
SH256 hash:
855254eaf0ce1c8f022531e0157e64e70e7343c1de9e8ebfc903a9ea5666af4e
MD5 hash:
34c8c7dc49cd21795dfd39ffda9cee5f
SHA1 hash:
9c153d4a620899459ee0a4c56a6142fba2835d3d
Detections:
INDICATOR_EXE_Packed_DotNetReactor
Create hunting rule
Link:
https://www.unpac.me/results/2a27919f-c694-479c-a9c6-25d60cbc376b/
Parent samples :
855254eaf0ce1c8f022531e0157e64e70e7343c1de9e8ebfc903a9ea5666af4e
1991d51d2e2c4d278e49edbfc045461bb208504d759e91eb9c14f26ad4ac6256
SH256 hash:
1991d51d2e2c4d278e49edbfc045461bb208504d759e91eb9c14f26ad4ac6256
MD5 hash:
506cd587919d4bb571795ea1c1e64d80
SHA1 hash:
c04c19373251eb40197975fbf901ff802e92e22d
Detections:
INDICATOR_EXE_Packed_DotNetReactor
Create hunting rule
Link:
https://www.unpac.me/results/2a27919f-c694-479c-a9c6-25d60cbc376b/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/1991d51d2e2c/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/1991d51d2e2c4d278e49edbfc045461bb208504d759e91eb9c14f26ad4ac6256

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:pe_imphash
Create hunting rule
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: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.

Cape
Cape
https://www.capesandbox.com/analysis/471202/

Comments