MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b1712ed2922c7af304903adfc55fc79a8a097f06b2fb98072ebfb3b44fbd3ad1. 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: 10


Intelligence 10 IOCs 1 YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b1712ed2922c7af304903adfc55fc79a8a097f06b2fb98072ebfb3b44fbd3ad1
SHA3-384 hash: baa9de84f5ec9739191c78e6e1c3f158561c94cdb80dfed263c73d934c4973d7ddda1d94cbaeaa76ad8c40125b0ecf65
SHA1 hash: df8452d50e4fa2171379bfd499132a08dd725368
MD5 hash: ba5dc0fc7d1677527cf809bfca28e2b6
humanhash: asparagus-queen-connecticut-mobile
File name:ba5dc0fc7d1677527cf809bfca28e2b6.exe
Download: download sample
Signature DCRat
Create hunting rule
File size:1'126'400 bytes
First seen:2021-09-26 14:20:59 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'602 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 24576:+qPx3RaQnrzq8QbLnLextfuLfAR1ILc0+4:+KRxvqmHfMYR1acv
Threatray 173 similar samples on MalwareBazaar
TLSH T1103507127E8ADE02D0291637C9DF846807ACED41BB66D71A7EAF336D65423B70D0D1CA
Reporter abuse_ch
Tags:DCRat exe


Avatar
abuse_ch
DCRat C2:
http://62.109.4.1/systemboot/framemessagemessage/scriptsystem/local/Prefanti/screensystem/pipeSecureProcesswindowstrack.php

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
http://62.109.4.1/systemboot/framemessagemessage/scriptsystem/local/Prefanti/screensystem/pipeSecureProcesswindowstrack.php https://threatfox.abuse.ch/ioc/226787/

Intelligence

File Origin
# of uploads :
1
# of downloads :
160
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
ba5dc0fc7d1677527cf809bfca28e2b6.exe
Verdict:
Malicious activity
Analysis date:
2021-09-26 14:22:16 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/a08f3c1f-625d-4cb6-8db3-c5c0d377fe1f

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Dcrat
Create hunting rule
Link:
https://www.capesandbox.com/analysis/191772/
Detection(s):
Win.Malware.Uztuby-9848412-0
Create hunting rule

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

Win.Packed.Uztuby-9875336-0
Create hunting rule

Win.Packed.Uztuby-9877681-0
Create hunting rule

Win.Packed.Uztuby-9878629-0
Create hunting rule

Win.Packed.Uztuby-9892756-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/6107ed81-16f6-4b7a-a1a3-c8bab67a374f
Result
Threat name:
DCRat
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/858422
Signature
Creates an autostart registry key pointing to binary in C:\Windows
Creates files inside the volume driver (system volume information)
Creates multiple autostart registry keys
Creates processes via WMI
Drops executables to the windows directory (C:\Windows) and starts them
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
Multi AV Scanner detection for submitted file
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Tries to harvest and steal browser information (history, passwords, etc)
Yara detected DCRat
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 490853 Sample: gNCOPbmGAb.exe Startdate: 26/09/2021 Architecture: WINDOWS Score: 100 36 Multi AV Scanner detection for dropped file 2->36 38 Multi AV Scanner detection for submitted file 2->38 40 Yara detected DCRat 2->40 42 3 other signatures 2->42 6 gNCOPbmGAb.exe 6 25 2->6         started        10 fontdrvhost.exe 15 15 2->10         started        13 RuntimeBroker.exe 3 2->13         started        15 8 other processes 2->15 process3 dnsIp4 20 C:\Windows\System32\...\fontdrvhost.exe, PE32 6->20 dropped 22 C:\Windows\System32\...\RuntimeBroker.exe, PE32 6->22 dropped 24 C:\Windows\System32\KBDSW\spoolsv.exe, PE32 6->24 dropped 26 9 other malicious files 6->26 dropped 44 Creates files inside the volume driver (system volume information) 6->44 46 Creates multiple autostart registry keys 6->46 48 Drops executables to the windows directory (C:\Windows) and starts them 6->48 56 3 other signatures 6->56 17 spoolsv.exe 3 6->17         started        28 62.109.4.1, 49745, 49748, 49749 THEFIRST-ASRU Russian Federation 10->28 30 192.168.2.1 unknown unknown 10->30 50 Multi AV Scanner detection for dropped file 10->50 52 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 10->52 54 Machine Learning detection for dropped file 10->54 58 2 other signatures 10->58 file5 signatures6 process7 signatures8 32 Multi AV Scanner detection for dropped file 17->32 34 Machine Learning detection for dropped file 17->34
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b1712ed2922c7af304903adfc55fc79a8a097f06b2fb98072ebfb3b44fbd3ad1/
Threat name:
ByteCode-MSIL.Backdoor.LightStone
Create hunting rule
Status:
Malicious
First seen:
2021-09-19 07:43:10 UTC
AV detection:
25 of 28 (89.29%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=wfys5uusfr5pgbeqhlp4kx6htkfas7ygwl5zqbzox6z3it55hliq._file
Verdict:
malicious
Similar samples:
4cced7c39444bc55a0cd79b0384b24517e355e0d70ab20019af96f2a7c181cd8
DCRat
51b8434c68594113a4036358e477fe1ae1b4cc0b99d653b224250e24537d87e2
DCRat
65dee75f5d4f0d7e0c1065a689ebe79f67c87a4d3d9654193164128e859a0ddd
DCRat
6923f777931474820c95c6efa6229ecfa4d03409435f1509d196cff7c4289043
DCRat
8106d9ab42eacd3d5c1f4f49ba80f65dd60f8d812d2274b2ae1b2fb23048944f
DCRat
95155b1eb26b2f4d548de9b64239aa4339c191a56b9f1e61697351dced1c9bc7
DCRat
d7fa1b64c4a5a79700791c113b5b2594a2194a8ca83bf18494337ef12d88fdb6
DCRat
f98183a2ad674f8aae6ad47e7da8b48c80175148ba333f0f57b3e6eca64bfaa6
DCRat
+ 163 additional samples on MalwareBazaar
Result
Malware family:
dcrat
Create hunting rule
Score:
  10/10
Tags:
family:dcrat infostealer persistence rat spyware stealer
Link:
https://tria.ge/reports/210926-rnzwjaehbl/
Behaviour
Creates scheduled task(s)
Modifies registry class
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
Drops file in System32 directory
Adds Run key to start application
Reads user/profile data of web browsers
Executes dropped EXE
DCRat Payload
DcRat
Process spawned unexpected child process
Unpacked files
SH256 hash:
592da39710c1318bf119ae6ab6cbde459b5b1a73e4050d298704f22074e4e50a
MD5 hash:
dc7106d851ad197e3e78cf9b150008d7
SHA1 hash:
a8849de8eeaccea70dfb7f0a05bdf20f064f10cf
Link:
https://www.unpac.me/results/1e91d2f4-59e7-4922-9a03-387f43c9eb7f/
SH256 hash:
b1712ed2922c7af304903adfc55fc79a8a097f06b2fb98072ebfb3b44fbd3ad1
MD5 hash:
ba5dc0fc7d1677527cf809bfca28e2b6
SHA1 hash:
df8452d50e4fa2171379bfd499132a08dd725368
Link:
https://www.unpac.me/results/1e91d2f4-59e7-4922-9a03-387f43c9eb7f/
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/b1712ed2922c7af304903adfc55fc79a8a097f06b2fb98072ebfb3b44fbd3ad1

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:pe_imphash
Create hunting rule
Rule name:pe_imphash
Create hunting rule
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/191772/

Comments