MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b1d729ad290e65f3d5fabff4b60a38516ab97e85f49021af8911cd5e934169ef. 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 1 YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b1d729ad290e65f3d5fabff4b60a38516ab97e85f49021af8911cd5e934169ef
SHA3-384 hash: 6c38ba20bc59828ef82ee4859b6292365d54386a48e18de76b4006f83f7d952ec95dcd0485cd4e6b8871522da61e58b9
SHA1 hash: 2f282b3f43f3a0adc2251a6bb8857e1644eadef0
MD5 hash: 87268a9018262191d4eadc2ed5219a34
humanhash: georgia-pluto-seven-hotel
File name:DCRatBuild.bin
Download: download sample
Signature DCRat
Create hunting rule
File size:1'165'416 bytes
First seen:2022-07-13 13:46:27 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 24576:U2G/nvxW3Ww0tSsAoDZpRk+am++dB7su+JiuhK:UbA30SsnRygl+8
TLSH T1B84548027E448A11F4191673C2EF4A0447B0AC912BA6E72B7EB9777E54123A37C5DECB
TrID 91.0% (.EXE) WinRAR Self Extracting archive (4.x-5.x) (265042/9/39)
3.6% (.EXE) Win64 Executable (generic) (10523/12/4)
1.7% (.EXE) Win16 NE executable (generic) (5038/12/1)
1.5% (.EXE) Win32 Executable (generic) (4505/5/1)
0.6% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon 9494b494d4aeaeac (832 x DCRat, 172 x RedLineStealer, 134 x CryptOne)
Reporter KdssSupport
Tags:DCRat exe


Avatar
KdssSupport
Uploaded with API

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
http://ce30512.tmweb.ru/AsyncTrack.php https://threatfox.abuse.ch/ioc/833654/

Intelligence

File Origin
# of uploads :
1
# of downloads :
193
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
dcrat
Create hunting rule
ID:
1
File name:
DCRatBuild.exe
Verdict:
Malicious activity
Analysis date:
2022-07-13 13:25:33 UTC
Tags:
trojan rat backdoor dcrat
Link:
https://app.any.run/tasks/528cbefd-cdf8-4964-8b20-404b3f9b7a0b

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/287070/
Detection(s):
Win.Trojan.Uztuby-9855059-0
Create hunting rule

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

Win.Packed.Msilmamut-9950860-0
Create hunting rule

Win.Packed.Basic-9952747-0
Create hunting rule

SecuriteInfo.com.Trojan.Rasftuby.Gen.14.10239.27368.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
Creating a process from a recently created file
Running batch commands
Creating a process with a hidden window
Creating a file in the Windows subdirectories
Using the Windows Management Instrumentation requests
Launching a process
Creating a file in the Program Files subdirectories
Unauthorized injection to a recently created process
Enabling autorun by creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
greyware overlay packed packed setupapi.dll shdocvw.dll shell32.dll
Link:
https://www.filescan.io/uploads/62cecce78dab2096b9941e18/reports/8b104622-6abc-4002-9491-b94c3986e0ee/overview
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/8e97a64c-8ac5-4b3c-b363-82f186ce7b0b
Result
Threat name:
DCRat
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1030208
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Creates processes via WMI
Drops executables to the windows directory (C:\Windows) and starts them
Drops PE files to the document folder of the user
Drops PE files with benign system names
Machine Learning detection for dropped file
Machine Learning detection for sample
Multi AV Scanner detection for dropped file
Queries sensitive Plug and Play Device Information (via WMI, Win32_PnPEntity, often done to detect virtual machines)
Snort IDS alert for network traffic
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected DCRat
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 662700 Sample: DCRatBuild.bin Startdate: 13/07/2022 Architecture: WINDOWS Score: 100 44 ce30512.tmweb.ru 2->44 46 Snort IDS alert for network traffic 2->46 48 Antivirus detection for dropped file 2->48 50 Antivirus / Scanner detection for submitted sample 2->50 52 6 other signatures 2->52 9 DCRatBuild.exe 3 6 2->9         started        12 lsass.exe 3 2->12         started        15 fontdrvhost.exe 2->15         started        17 23 other processes 2->17 signatures3 process4 dnsIp5 38 C:\winhost\Portdriver.exe, PE32 9->38 dropped 40 C:\winhost\jhtZ8FNqO8eBNvW6b2FJ9lQj.vbe, data 9->40 dropped 20 wscript.exe 1 9->20         started        62 Machine Learning detection for dropped file 12->62 64 Queries sensitive Plug and Play Device Information (via WMI, Win32_PnPEntity, often done to detect virtual machines) 12->64 66 Multi AV Scanner detection for dropped file 15->66 42 ce30512.tmweb.ru 5.23.51.54, 49768, 49778, 49779 TIMEWEB-ASRU Russian Federation 17->42 file6 signatures7 process8 process9 22 cmd.exe 1 20->22         started        process10 24 Portdriver.exe 1 32 22->24         started        28 conhost.exe 22->28         started        file11 30 C:\winhost\csrss.exe, PE32 24->30 dropped 32 C:\Windows\SKB\LanguageModels\lsass.exe, PE32 24->32 dropped 34 C:\Windows\...\pUicoQEEnVYYhbm.exe, PE32 24->34 dropped 36 11 other files (10 malicious) 24->36 dropped 54 Drops PE files to the document folder of the user 24->54 56 Machine Learning detection for dropped file 24->56 58 Creates processes via WMI 24->58 60 Drops PE files with benign system names 24->60 signatures12
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b1d729ad290e65f3d5fabff4b60a38516ab97e85f49021af8911cd5e934169ef/
Threat name:
ByteCode-MSIL.Backdoor.DCRat
Create hunting rule
Status:
Malicious
First seen:
2022-07-13 13:47:10 UTC
File Type:
PE (Exe)
Extracted files:
21
AV detection:
21 of 26 (80.77%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=whlstljjbzs7hvp2x72lmcrykfvls7uf6sicdl4jchgv5e2bnhxq._file
Verdict:
malicious
Result
Malware family:
dcrat
Create hunting rule
Score:
  10/10
Tags:
family:dcrat infostealer rat suricata
Link:
https://tria.ge/reports/220713-q3h1wsegaj/
Behaviour
Creates scheduled task(s)
Modifies registry class
Suspicious behavior: EnumeratesProcesses
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
Loads dropped DLL
Executes dropped EXE
DCRat payload
DcRat
Process spawned unexpected child process
suricata: ET MALWARE DCRAT Activity (GET)
Unpacked files
SH256 hash:
7be25555fd496a2ea8a65f7c48065a0dd8a23251c703c734f5b4c54ead723d06
MD5 hash:
e06a5096fcad980e4cd3d1ac5010288d
SHA1 hash:
4f8a6ba07d3b8efb548ff366071bec20d2ebce12
Link:
https://www.unpac.me/results/4e45a8a2-ba45-4531-b0d0-946e67a3e416/
SH256 hash:
b1d729ad290e65f3d5fabff4b60a38516ab97e85f49021af8911cd5e934169ef
MD5 hash:
87268a9018262191d4eadc2ed5219a34
SHA1 hash:
2f282b3f43f3a0adc2251a6bb8857e1644eadef0
Link:
https://www.unpac.me/results/4e45a8a2-ba45-4531-b0d0-946e67a3e416/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/b1d729ad290e/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/b1d729ad290e65f3d5fabff4b60a38516ab97e85f49021af8911cd5e934169ef

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:pdb_YARAify
Create hunting rule
Author:@wowabiy314
Description:PDB
Rule name:sfx_pdb
Create hunting rule
Author:@razvialex
Description:Detect interesting files containing sfx with pdb paths.

File information

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

Web download

DCRat

Executable exe b1d729ad290e65f3d5fabff4b60a38516ab97e85f49021af8911cd5e934169ef

(this sample)

  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/287070/

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