MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b8aad384f38710b87c310e7f815673fb2342c28a494550113dc41b83c3522aa2. 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: b8aad384f38710b87c310e7f815673fb2342c28a494550113dc41b83c3522aa2
SHA3-384 hash: c6f4afa63bf326150bba49359d93aa46a196cccb549374202e4243a71d0f97506031046eabf5347e2768525ba20d9807
SHA1 hash: 08d783b2981f7969d7ea5665317fea71195d76ec
MD5 hash: a355b20a11db32185bd7cf367a2079e1
humanhash: network-india-indigo-leopard
File name:a355b20a11db32185bd7cf367a2079e1.exe
Download: download sample
Signature DCRat
Create hunting rule
File size:1'073'152 bytes
First seen:2021-12-21 23:46:45 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'748 x AgentTesla, 19'642 x Formbook, 12'245 x SnakeKeylogger)
ssdeep 12288:srx+ykRdYA8OCZx5EAxTUrS33WnweSzQl91F75JX84gd/cqn4:OxCsrSAxTUMzeSWfRg1c+4
TLSH T1A53529027A48DE02D0691637C9EF809447ACEE817A63DB2A7E9F339D65513A70D0D6CF
Reporter abuse_ch
Tags:DCRat exe


Avatar
abuse_ch
DCRat C2:
http://185.250.148.27/private/flowerDumpGeneratorLongpoll/processor/Pollcpudlegenerator/AuthsecureMulti/poll4/ProviderJs2/async/Traffic5/Datalife/packetDatalife.php

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
http://185.250.148.27/private/flowerDumpGeneratorLongpoll/processor/Pollcpudlegenerator/AuthsecureMulti/poll4/ProviderJs2/async/Traffic5/Datalife/packetDatalife.php https://threatfox.abuse.ch/ioc/280606/

Intelligence

File Origin
# of uploads :
1
# of downloads :
214
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
a355b20a11db32185bd7cf367a2079e1.exe
Verdict:
Malicious activity
Analysis date:
2021-12-21 23:49:40 UTC
Tags:
trojan rat backdoor dcrat stealer
Link:
https://app.any.run/tasks/f86beea4-d25f-47af-bb31-0497dc3d50a5

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/215716/
Detection(s):
Win.Malware.Uztuby-9848412-0
Create hunting rule

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

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
Creating a file in the Program Files subdirectories
Using the Windows Management Instrumentation requests
Launching a process
Creating a file in the system32 subdirectories
Creating a file
Creating a file in the %temp% directory
Running batch commands
Creating a process with a hidden window
Sending a UDP request
Creating a process from a recently created file
DNS request
Sending an HTTP GET request
Reading critical registry keys
Creating a window
Searching for synchronization primitives
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a recently created process
Stealing user critical data
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-debug anti-vm greyware hacktool obfuscated packed stealer
Link:
https://www.filescan.io/uploads/61c267784ab5c44cbf4c05ff/reports/687813ed-df87-49ac-a914-7e09fc632206/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/48c75053-b1b4-4309-834b-7c0751a83721
Result
Threat name:
DCRat
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/911286
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Creates an autostart registry key pointing to binary in C:\Windows
Creates multiple autostart registry keys
Creates processes via WMI
Drops executables to the windows directory (C:\Windows) and starts them
Found malware configuration
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 Plug and Play Device Information (via WMI, Win32_PnPEntity, 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)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected DCRat
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 543764 Sample: C5r0uSc8IZ.exe Startdate: 22/12/2021 Architecture: WINDOWS Score: 100 39 Found malware configuration 2->39 41 Multi AV Scanner detection for dropped file 2->41 43 Multi AV Scanner detection for submitted file 2->43 45 8 other signatures 2->45 7 C5r0uSc8IZ.exe 11 31 2->7         started        11 sihost.exe 2->11         started        14 WmiPrvSE.exe 3 2->14         started        16 19 other processes 2->16 process3 dnsIp4 27 C:\Windows\System32\wbem\...\WmiPrvSE.exe, PE32 7->27 dropped 29 C:\Windows\...\backgroundTaskHost.exe, PE32 7->29 dropped 31 C:\Windows\System32\...\RuntimeBroker.exe, PE32 7->31 dropped 33 6 other malicious files 7->33 dropped 49 Creates multiple autostart registry keys 7->49 51 Creates an autostart registry key pointing to binary in C:\Windows 7->51 53 Creates processes via WMI 7->53 18 cmd.exe 1 7->18         started        35 185.250.148.27, 49768, 49769, 49770 FIRSTDC-ASRU Russian Federation 11->35 37 192.168.2.1 unknown unknown 11->37 55 Tries to harvest and steal browser information (history, passwords, etc) 11->55 57 Multi AV Scanner detection for dropped file 14->57 file5 signatures6 process7 signatures8 47 Drops executables to the windows directory (C:\Windows) and starts them 18->47 21 conhost.exe 18->21         started        23 w32tm.exe 18->23         started        25 WmiPrvSE.exe 18->25         started        process9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b8aad384f38710b87c310e7f815673fb2342c28a494550113dc41b83c3522aa2/
Threat name:
ByteCode-MSIL.Trojan.Zilla
Create hunting rule
Status:
Malicious
First seen:
2021-12-20 02:47:00 UTC
File Type:
PE (.Net Exe)
AV detection:
28 of 43 (65.12%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=xcvnhbhtq4ilq7brbz7ycvtt7mrufqukjfcvaej5yqnyhq2sfkra._file
Verdict:
malicious
Result
Malware family:
n/a
Score:
  10/10
Tags:
persistence spyware stealer suricata
Link:
https://tria.ge/reports/211221-3svm6afefk/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
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
Process spawned unexpected child process
suricata: ET MALWARE DCRAT Activity (GET)
Unpacked files
SH256 hash:
b8aad384f38710b87c310e7f815673fb2342c28a494550113dc41b83c3522aa2
MD5 hash:
a355b20a11db32185bd7cf367a2079e1
SHA1 hash:
08d783b2981f7969d7ea5665317fea71195d76ec
Link:
https://www.unpac.me/results/ebf2e1cf-40b6-48f4-af0c-39baddfc61a7/
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/b8aad384f38710b87c310e7f815673fb2342c28a494550113dc41b83c3522aa2

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/215716/

Comments