MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d381f6edb32f269962e5ac16f8fd823052ac5e0bf0109ca2e34caf422b8d05b1. 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: 13


Intelligence 13 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d381f6edb32f269962e5ac16f8fd823052ac5e0bf0109ca2e34caf422b8d05b1
SHA3-384 hash: 7b36fee94d5ece567110c2c8c95f5a75dbcd580f219a79a3e81a9bfb2208cb1e754d4f91f853722e585e1559dc29abf1
SHA1 hash: 6aac45409875bea8e14b76526d1ca70608ab21c4
MD5 hash: 58f0c6da2b8f77c82690d7e39c3493e5
humanhash: jig-mike-lake-friend
File name:D381F6EDB32F269962E5AC16F8FD823052AC5E0BF0109.exe
Download: download sample
Signature DCRat
Create hunting rule
File size:399'872 bytes
First seen:2023-01-02 18:15:18 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'741 x AgentTesla, 19'606 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 6144:tqqDLOQyF9Z5WnODj/VA53IwJgCqRRfWwEK8a7qfZStZcFoib+C3YQd:QqnOxF9enODj/VY3gvbEVaFmo
Threatray 802 similar samples on MalwareBazaar
TLSH T16D845A0833EC5F15E1BFABBAD4B2546587B1B46BA9BBD70F0CC5509A0922701ED01FA7
TrID 60.4% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.8% (.SCR) Windows screen saver (13097/50/3)
8.7% (.EXE) Win64 Executable (generic) (10523/12/4)
5.4% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.1% (.EXE) Win16 NE executable (generic) (5038/12/1)
Reporter abuse_ch
Tags:DCRat exe


Avatar
abuse_ch
DCRat C2:
http://37.46.130.214/Longpoll2External/Line/6/Mariadb/LinuxMariadbAuthPipe/dbvm3/CentralTowordpress/4Temporarydb/Datalifejs/lineSqlPackettemporary/CdnHttpProton/jsLineGenerator2/4Pipe6/javascriptServergeo9/Js_asyncCentral/SqlVm/securegeodefault.php

Intelligence

File Origin
# of uploads :
1
# of downloads :
202
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
dcrat
Create hunting rule
ID:
1
File name:
D381F6EDB32F269962E5AC16F8FD823052AC5E0BF0109.exe
Verdict:
Malicious activity
Analysis date:
2023-01-02 18:18:20 UTC
Tags:
trojan rat backdoor dcrat
Link:
https://app.any.run/tasks/78569ec8-77a9-43c3-b712-2596a68bfb35

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Win.Packed.Uztuby-9891175-0
Create hunting rule

Win.Packed.Uztuby-9901274-0
Create hunting rule

Win.Packed.Passwordstealera-9917697-0
Create hunting rule

Win.Packed.Generic-9933055-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a custom TCP request
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 Windows subdirectories
Creating a process from a recently created file
Creating a process with a hidden window
Creating a file
Sending an HTTP GET request
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a recently created process
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-debug anti-vm cmd.exe cscript.exe dcrat explorer.exe greyware hacktool packed schtasks.exe stealer
Link:
https://www.filescan.io/uploads/63b31f630fdf1633326cf343/reports/05dc405a-baad-451e-a839-25360b0447ed/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.
Malware family:
Generic Malware
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/e593a0a2-0bdb-44b0-88bd-e4921c17d8e6
Result
Threat name:
DCRat
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1144250
Signature
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
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
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected DCRat
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 776980 Sample: D381F6EDB32F269962E5AC16F8F... Startdate: 02/01/2023 Architecture: WINDOWS Score: 100 38 Multi AV Scanner detection for domain / URL 2->38 40 Malicious sample detected (through community Yara rule) 2->40 42 Antivirus detection for URL or domain 2->42 44 11 other signatures 2->44 7 D381F6EDB32F269962E5AC16F8FD823052AC5E0BF0109.exe 8 21 2->7         started        11 fontdrvhost.exe 14 3 2->11         started        14 dllhost.exe 3 2->14         started        16 10 other processes 2->16 process3 dnsIp4 28 C:\Windows\System32\...\fontdrvhost.exe, PE32 7->28 dropped 30 C:\Windows\System32\C_950\RuntimeBroker.exe, PE32 7->30 dropped 32 C:\Windows\System32\...\dllhost.exe, PE32 7->32 dropped 34 6 other malicious files 7->34 dropped 46 Creates multiple autostart registry keys 7->46 48 Creates an autostart registry key pointing to binary in C:\Windows 7->48 50 Creates processes via WMI 7->50 18 cmd.exe 1 7->18         started        20 audiodg.exe 7->20         started        36 37.46.130.214, 49696, 49697, 49698 THEFIRST-ASRU Russian Federation 11->36 52 Antivirus detection for dropped file 11->52 54 Multi AV Scanner detection for dropped file 11->54 56 Machine Learning detection for dropped file 11->56 file5 signatures6 process7 process8 22 D381F6EDB32F269962E5AC16F8FD823052AC5E0BF0109.exe 2 18->22         started        24 w32tm.exe 1 18->24         started        26 conhost.exe 18->26         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/d381f6edb32f269962e5ac16f8fd823052ac5e0bf0109ca2e34caf422b8d05b1/
Threat name:
ByteCode-MSIL.Downloader.Krocomain
Create hunting rule
Status:
Malicious
First seen:
2023-01-02 00:51:00 UTC
File Type:
PE (.Net Exe)
AV detection:
23 of 26 (88.46%)
Threat level:
  3/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=2oa7n3ntf4tjsyxfvqlpr7mcgbjkyxql6aijzixdjsxuek4nawyq._file
Verdict:
malicious
Similar samples:
1d075c1ea60ea19ed8e5456e89715fafaf9daf614113e71f2e81dafd4a903a5d
DCRat
40447d9c2e75f5228b738bc2bcd9fcc16deeb9a08e5c247b2f9744b09caeef10
DCRat
5ed80f3e0c9d4c92b05864fafffd410becd10235c0cb34cd1ac46090dc83f293
DCRat
897187d1c30a8eecc26e28ab1fe5ab4cf7ffaf55d41db358c294b0b19ffd1cd4
DCRat
ff675539c1417f96cb5217e85570ac674c0f3785256456bcf16a63b457559ea2
DCRat
+ 792 additional samples on MalwareBazaar
Result
Malware family:
dcrat
Create hunting rule
Score:
  10/10
Tags:
family:dcrat infostealer persistence rat
Link:
https://tria.ge/reports/230102-wwfvvaac5y/
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
Drops file in System32 directory
Adds Run key to start application
Checks computer location settings
Executes dropped EXE
DCRat payload
DcRat
Process spawned unexpected child process
Unpacked files
SH256 hash:
d381f6edb32f269962e5ac16f8fd823052ac5e0bf0109ca2e34caf422b8d05b1
MD5 hash:
58f0c6da2b8f77c82690d7e39c3493e5
SHA1 hash:
6aac45409875bea8e14b76526d1ca70608ab21c4
Link:
https://www.unpac.me/results/10f7df5d-b3b2-4b90-b32e-7e76af10fdce/
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/d381f6edb32f269962e5ac16f8fd823052ac5e0bf0109ca2e34caf422b8d05b1

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:INDICATOR_SUSPICIOUS_EXE_Embedded_Gzip_B64Encoded_File
Create hunting rule
Author:ditekSHen
Description:Detects executables containing bas64 encoded gzip files
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers
Rule name:MALWARE_Win_DCRat
Create hunting rule
Author:ditekSHen
Description:DCRat payload
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.

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