MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6c3a2575d3325e7a0f520a5fefa0384855980461683e6c7463debbd668ab3258. 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: 8


Intelligence 8 IOCs 1 YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6c3a2575d3325e7a0f520a5fefa0384855980461683e6c7463debbd668ab3258
SHA3-384 hash: 013af969896a6f15470f4df130511be91423134c913b77c9e3118508abfde925ae45d72d2a295e3261834a1267e482d4
SHA1 hash: df37a230d7dd153a2d9078c7f8753847279f2f33
MD5 hash: 7dc9435074560c0eba662b3eea6cfa68
humanhash: seventeen-earth-undress-lima
File name:7DC9435074560C0EBA662B3EEA6CFA68.exe
Download: download sample
Signature DCRat
Create hunting rule
File size:3'660'924 bytes
First seen:2021-06-13 12:35:45 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash fcf1390e9ce472c7270447fc5c61a0c1 (863 x DCRat, 118 x NanoCore, 94 x njrat)
ssdeep 49152:+V2qpnu9CHdfXynbvSFkzyQgJ2bO715eDf2UUpOIguVjkapjbA3IJwYY5+EEm8j:+QXCHMvDbgLh5UpUARuBkapjbKYpd7j
TLSH 0106F1127684D921C0690637DAAF55140BBCFE006B12DB1BBB9E376CE9613A37D0D2DA
Reporter abuse_ch
Tags:DCRat exe


Avatar
abuse_ch
DCRat C2:
http://185.146.157.203/Develop/Jabber/MsTeams/userbd/production/_pollBaseLinux.php

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
http://185.146.157.203/Develop/Jabber/MsTeams/userbd/production/_pollBaseLinux.php https://threatfox.abuse.ch/ioc/101108/

Intelligence

File Origin
# of uploads :
1
# of downloads :
287
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
7DC9435074560C0EBA662B3EEA6CFA68.exe
Verdict:
Malicious activity
Analysis date:
2021-06-13 12:37:52 UTC
Tags:
trojan rat backdoor dcrat opendir evasion stealer
Link:
https://app.any.run/tasks/b3a5cc3b-f0d1-4608-97c1-44d9df8b402a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Win.Malware.Uztuby-9848412-0
Create hunting rule

Win.Packed.Uztuby-9851623-0
Create hunting rule

Win.Trojan.Uztuby-9855059-0
Create hunting rule

Win.Ransomware.Clinix-9868408-0
Create hunting rule

SecuriteInfo.com.BackDoor.SiggenNET.5.27436.8753.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Searching for the window
Creating a file in the %AppData% directory
Sending a UDP request
Creating a process from a recently created file
Creating a file
Running batch commands
Creating a process with a hidden window
Launching a process
Using the Windows Management Instrumentation requests
Creating a file in the %AppData% subdirectories
Creating a file in the system32 subdirectories
Deleting a recently created file
Sending an HTTP GET request
DNS request
Sending a custom TCP request
Reading critical registry keys
Unauthorized injection to a recently created process
Stealing user critical data
Enabling autorun by creating a file
Unauthorized injection to a system process
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:
Malicious
Link:
https://analyze.intezer.com/analyses/6728528a-821c-47fc-b3ac-aba92b298645
Result
Threat name:
DCRat Xmrig
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad.mine
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/801309
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Allocates memory in foreign processes
Drops executable to a common third party application directory
Drops executables to the windows directory (C:\Windows) and starts them
Drops PE files with benign system names
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Found strings related to Crypto-Mining
Hides that the sample has been downloaded from the Internet (zone.identifier)
Hijacks the control flow in another process
Injects a PE file into a foreign processes
Injects code into the Windows Explorer (explorer.exe)
Machine Learning detection for dropped file
Machine Learning detection for sample
May check the online IP address of the machine
Modifies the context of a thread in another process (thread injection)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Sigma detected: Execution from Suspicious Folder
Sigma detected: Schedule system process
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
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected DCRat
Yara detected Xmrig cryptocurrency miner
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 433705 Sample: DeFqGThHGr.exe Startdate: 13/06/2021 Architecture: WINDOWS Score: 100 130 Found malware configuration 2->130 132 Multi AV Scanner detection for dropped file 2->132 134 Multi AV Scanner detection for submitted file 2->134 136 11 other signatures 2->136 12 DeFqGThHGr.exe 8 2->12         started        15 uHFQBvxevYeUlfamGnD.exe 2->15         started        19 explorer.exe 2->19         started        21 3 other processes 2->21 process3 dnsIp4 102 C:\Users\user\AppData\Roaming\neverlose.exe, PE32 12->102 dropped 104 C:\Users\user\...\SearchProtocolHost.exe, PE32+ 12->104 dropped 23 neverlose.exe 3 6 12->23         started        27 SearchProtocolHost.exe 6 12->27         started        116 185.146.157.203, 49746, 49748, 49749 THEFIRST-ASRU Russian Federation 15->116 118 ipinfo.io 34.117.59.81, 443, 49747, 49785 GOOGLE-AS-APGoogleAsiaPacificPteLtdSG United States 15->118 120 192.168.2.1 unknown unknown 15->120 122 Multi AV Scanner detection for dropped file 15->122 124 May check the online IP address of the machine 15->124 126 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 15->126 29 cmd.exe 15->29         started        128 Machine Learning detection for dropped file 19->128 31 conhost.exe 21->31         started        33 schtasks.exe 21->33         started        file5 signatures6 process7 file8 96 C:\...\reviewdriverIntorefCommon.exe, PE32 23->96 dropped 154 Multi AV Scanner detection for dropped file 23->154 156 Machine Learning detection for dropped file 23->156 35 wscript.exe 1 23->35         started        98 C:\Users\user\AppData\...\sihost32.exe, PE32+ 27->98 dropped 100 C:\Users\user\...\SearchProtocolHost.exe.log, ASCII 27->100 dropped 158 Hijacks the control flow in another process 27->158 160 Injects code into the Windows Explorer (explorer.exe) 27->160 162 Writes to foreign memory regions 27->162 166 3 other signatures 27->166 37 cmd.exe 1 27->37         started        40 sihost32.exe 27->40         started        42 explorer.exe 27->42         started        164 Uses ping.exe to sleep 29->164 44 uHFQBvxevYeUlfamGnD.exe 29->44         started        47 conhost.exe 29->47         started        49 chcp.com 29->49         started        51 PING.EXE 29->51         started        signatures9 process10 dnsIp11 53 cmd.exe 1 35->53         started        140 Uses ping.exe to sleep 37->140 142 Uses schtasks.exe or at.exe to add and modify task schedules 37->142 144 Uses ping.exe to check the status of other devices and networks 37->144 55 schtasks.exe 1 37->55         started        58 conhost.exe 37->58         started        146 Multi AV Scanner detection for dropped file 40->146 148 Machine Learning detection for dropped file 40->148 114 ipinfo.io 44->114 150 Tries to harvest and steal browser information (history, passwords, etc) 44->150 signatures12 process13 signatures14 60 reviewdriverIntorefCommon.exe 3 25 53->60         started        64 conhost.exe 53->64         started        152 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 55->152 process15 file16 106 C:\Windows\System32\wbem\wpdsp\WmiPrvSE.exe, PE32 60->106 dropped 108 C:\Windows\System32\connect\smartscreen.exe, PE32 60->108 dropped 110 C:\Users\user\...\SearchProtocolHost.exe, PE32 60->110 dropped 112 6 other malicious files 60->112 dropped 174 Machine Learning detection for dropped file 60->174 176 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 60->176 178 Drops PE files with benign system names 60->178 180 2 other signatures 60->180 66 cmd.exe 60->66         started        69 schtasks.exe 1 60->69         started        71 schtasks.exe 1 60->71         started        73 6 other processes 60->73 signatures17 process18 signatures19 138 Uses ping.exe to sleep 66->138 75 uHFQBvxevYeUlfamGnD.exe 66->75         started        78 conhost.exe 66->78         started        90 2 other processes 66->90 80 conhost.exe 69->80         started        82 conhost.exe 71->82         started        84 conhost.exe 73->84         started        86 conhost.exe 73->86         started        88 conhost.exe 73->88         started        92 2 other processes 73->92 process20 signatures21 168 Multi AV Scanner detection for dropped file 75->168 170 Machine Learning detection for dropped file 75->170 172 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 75->172 94 conhost.exe 80->94         started        process22
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/6c3a2575d3325e7a0f520a5fefa0384855980461683e6c7463debbd668ab3258/
Threat name:
ByteCode-MSIL.Backdoor.LightStone
Create hunting rule
Status:
Malicious
First seen:
2021-06-10 06:20:00 UTC
AV detection:
26 of 29 (89.66%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=nq5ck5otgjphud2sbjp67ibyjbkzqbdbna7gy5dd3255m2flgjma._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
spyware stealer
Link:
https://tria.ge/reports/210613-ck8fpdykye/
Behaviour
Creates scheduled task(s)
Modifies registry class
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 System32 directory
Suspicious use of SetThreadContext
Accesses cryptocurrency files/wallets, possible credential harvesting
Looks up external IP address via web service
Loads dropped DLL
Reads user/profile data of web browsers
Executes dropped EXE
Unpacked files
SH256 hash:
816d40a06faf8ba1ad48f4eff2494c149d5ce752c6f4def024810a0aac83bfa7
MD5 hash:
b7530cb294b43a2e7046a6f371843b72
SHA1 hash:
d11852ea4aeacc911e361ca2458b35bc8eeaa72d
Link:
https://www.unpac.me/results/a70d5878-1396-4da8-887a-933babc692d3/
SH256 hash:
9c5465b17da0e9bbd8a13e4501c392c2d133a4f1945e4bad0475b44a51a23838
MD5 hash:
d3c3853d7097fd57a882a49476a5a9d5
SHA1 hash:
0c0c42ecd80a20548dc5a73f2f6404b94c112570
Link:
https://www.unpac.me/results/a70d5878-1396-4da8-887a-933babc692d3/
SH256 hash:
6c3a2575d3325e7a0f520a5fefa0384855980461683e6c7463debbd668ab3258
MD5 hash:
7dc9435074560c0eba662b3eea6cfa68
SHA1 hash:
df37a230d7dd153a2d9078c7f8753847279f2f33
Link:
https://www.unpac.me/results/a70d5878-1396-4da8-887a-933babc692d3/
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/6c3a2575d3325e7a0f520a5fefa0384855980461683e6c7463debbd668ab3258

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:Glasses
Create hunting rule
Author:Seth Hardy
Description:Glasses family
Rule name:GlassesCode
Create hunting rule
Author:Seth Hardy
Description:Glasses code features
Rule name:IPPort_combo_mem
Create hunting rule
Author:James_inthe_box
Description:IP and port combo
Rule name:Keylog_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Contains Keylog
Rule name:XMRIG_Miner
Create hunting rule

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Comments