MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 42f84bfd437bf53ee05fba0c0a4d980f7d360e2ff70f2b78c11f23db2c890983. 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: 14


Intelligence 14 IOCs YARA 12 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 42f84bfd437bf53ee05fba0c0a4d980f7d360e2ff70f2b78c11f23db2c890983
SHA3-384 hash: df132eacf3938612f7d39632879264b105199e9e01601b3cf91c5ea5ae91bc8f6218b1a309ab5afa4aceed41b6fe7a98
SHA1 hash: c793c4902d79c1aac34becc79bf92b5f945f8d84
MD5 hash: a1e0f40382ed01f7e79922eac9a0cf1e
humanhash: zulu-tango-september-arkansas
File name:a1e0f40382ed01f7e79922eac9a0cf1e.exe
Download: download sample
Signature DCRat
Create hunting rule
File size:2'056'192 bytes
First seen:2024-01-01 06:55:08 UTC
Last seen:2024-01-02 03:32:06 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'663 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 49152:OvWz0sGNeOYyj4JbbA3p8k92B5DsaaP5TBdH3:Ov9NeOYyj2bqV4PDsaalBp
Threatray 144 similar samples on MalwareBazaar
TLSH T16F959D017E55C952F0660533C6FF45284BB4AC912AA6E31B7DBA377D59323A23C0CADB
TrID 57.1% (.EXE) WinRAR Self Extracting archive (4.x-5.x) (265042/9/39)
15.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
12.4% (.CPL) Windows Control Panel Item (generic) (57583/11/19)
6.7% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
2.2% (.EXE) Win64 Executable (generic) (10523/12/4)
File icon (PE):PE icon
dhash icon b3b333737193b3b2 (6 x SnakeKeylogger, 3 x Loki, 2 x Formbook)
Reporter abuse_ch
Tags:DCRat exe


Avatar
abuse_ch
DCRat C2:
http://cw27296.tw1.ru/_Defaultwindows.php

Intelligence

File Origin
# of uploads :
2
# of downloads :
333
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.VBS.Encrypted.Gen.UNOFFICIAL
Create hunting rule

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

Win.Packed.Uztuby-9963900-0
Create hunting rule

Win.Packed.Uztuby-9969968-0
Create hunting rule

Win.Malware.Uztuby-9972880-0
Create hunting rule

Win.Trojan.DarkKomet-9976180-0
Create hunting rule

Win.Trojan.Uztuby-10010740-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Creating a file
Creating a process from a recently created file
Creating a window
Launching a process
Searching for the window
Searching for synchronization primitives
Sending a custom TCP request
DNS request
Sending an HTTP GET request
Running batch commands
Creating a process with a hidden window
Changing a file
Creating a file in the Program Files subdirectories
Using the Windows Management Instrumentation requests
Creating a file in the %temp% directory
Unauthorized injection to a recently created process
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm bladabindi cmd crypto cscript explorer lolbin lolbin packed replace schtasks setupapi shdocvw shell32
Link:
https://www.filescan.io/uploads/65926203d48681e0d6670318/reports/cf581f9f-0e7d-4069-a864-df1120ad6a9e/overview
Verdict:
Malicious
Labled as:
MSIL.Bladabindi.Generic
Link:
https://www.hybrid-analysis.com/sample/42f84bfd437bf53ee05fba0c0a4d980f7d360e2ff70f2b78c11f23db2c890983
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:
Malicious Packer
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/c4f2b4cd-c556-4064-af19-0cbee13ca6af
Result
Threat name:
DCRat
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1368479
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
C2 URLs / IPs found in malware configuration
Creates processes via WMI
Found malware configuration
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
Sigma detected: Schedule system process
Uses schtasks.exe or at.exe to add and modify task schedules
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Yara detected DCRat
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1368479 Sample: 3dBGIt0rXD.exe Startdate: 01/01/2024 Architecture: WINDOWS Score: 100 75 Found malware configuration 2->75 77 Antivirus detection for dropped file 2->77 79 Antivirus / Scanner detection for submitted sample 2->79 81 11 other signatures 2->81 11 3dBGIt0rXD.exe 3 8 2->11         started        14 schtasks.exe 2->14         started        16 schtasks.exe 2->16         started        18 27 other processes 2->18 process3 file4 65 C:\Users\user\AppData\LocalPcZVxARFAN.exe, PE32 11->65 dropped 20 LocalPcZVxARFAN.exe 2 6 11->20         started        24 unarchiver.exe 4 11->24         started        26 Conhost.exe 14->26         started        process5 file6 61 C:\ProviderRefdllDhcp\Msintosession.exe, PE32 20->61 dropped 63 C:\ProviderRefdllDhcp\8GhaoYoTZ.vbe, data 20->63 dropped 83 Antivirus detection for dropped file 20->83 85 Multi AV Scanner detection for dropped file 20->85 87 Machine Learning detection for dropped file 20->87 28 wscript.exe 1 20->28         started        31 cmd.exe 1 24->31         started        33 7za.exe 2 24->33         started        signatures7 process8 file9 95 Windows Scripting host queries suspicious COM object (likely to drop second stage) 28->95 36 cmd.exe 1 28->36         started        38 Nursultan.exe 3 31->38         started        41 conhost.exe 31->41         started        59 C:\Users\user\AppData\Local\...59ursultan.exe, PE32 33->59 dropped 43 conhost.exe 33->43         started        signatures10 process11 signatures12 45 Msintosession.exe 3 32 36->45         started        49 conhost.exe 36->49         started        89 Antivirus detection for dropped file 38->89 91 Multi AV Scanner detection for dropped file 38->91 93 Machine Learning detection for dropped file 38->93 51 wscript.exe 38->51         started        process13 file14 67 C:\Windows\en-GB\jIElomxdiuZHNN.exe, PE32 45->67 dropped 69 C:\Windows\SystemTemp\...\RuntimeBroker.exe, PE32 45->69 dropped 71 C:\Windows\Logs\CBS\cscript.exe, PE32 45->71 dropped 73 11 other malicious files 45->73 dropped 97 Antivirus detection for dropped file 45->97 99 Multi AV Scanner detection for dropped file 45->99 101 Machine Learning detection for dropped file 45->101 103 Creates processes via WMI 45->103 53 cmd.exe 51->53         started        signatures15 process16 process17 55 conhost.exe 53->55         started        57 Msintosession.exe 53->57         started       
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/42f84bfd437bf53ee05fba0c0a4d980f7d360e2ff70f2b78c11f23db2c890983
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/42f84bfd437bf53ee05fba0c0a4d980f7d360e2ff70f2b78c11f23db2c890983/
Threat name:
ByteCode-MSIL.Backdoor.Bladabhindi
Create hunting rule
Status:
Malicious
First seen:
2023-12-26 14:46:29 UTC
File Type:
PE (.Net Exe)
Extracted files:
45
AV detection:
20 of 22 (90.91%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=il4ex7kdpp2t5yc7xigautmyb56tmdrp64hsw6gbd4r5wlejbgbq._file
Verdict:
malicious
Similar samples:
1dd3edb673a05c19521b785935f8e803ec5f3104883db80f1a671182e23c4274
DCRat
40e2af7feff476ac43edae054634e294c55e966e7139d77d0bcd98d49a228aab
DCRat
6f0a08f005fcd2ded1fe6124656de735ba04d4b1d353c98440eceaa53140f0be
DCRat
7fed6406da8c6fac0504f899f2d88cf18c82b40d10d28e0651d851aa8113a13b
DCRat
c77f97d66580abf03cf332242848689969e9957747a9fcc21dfe7a2ac1237b0d
DCRat
+ 134 additional samples on MalwareBazaar
Result
Malware family:
dcrat
Create hunting rule
Score:
  10/10
Tags:
family:dcrat infostealer rat
Link:
https://tria.ge/reports/240101-hqcdksdean/
Behaviour
Creates scheduled task(s)
Modifies registry class
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Enumerates physical storage devices
Drops file in Program Files directory
Drops file in Windows directory
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
DCRat payload
DcRat
Process spawned unexpected child process
Unpacked files
SH256 hash:
3096801934d17f3dd0d17679603868a0d3d2903068423439f1f5cd6e51f34037
MD5 hash:
b00f272682820c825a13f95bc478a350
SHA1 hash:
94e310575ff5e74cf7583f6a46942e46c1c093ec
Detections:
win_xorist_auto
Create hunting rule
Link:
https://www.unpac.me/results/283b19b6-2a20-4a81-bc46-b321c6cd4609/
SH256 hash:
931623032d2ee2a5e6f4b903e4b6fb06d340565c8e204083f87f3add09fe6d64
MD5 hash:
138c11111ec62e629accd2ce4f76ca25
SHA1 hash:
556f3737bc45b7da8d530e7d9b1bcfa607118e83
Link:
https://www.unpac.me/results/283b19b6-2a20-4a81-bc46-b321c6cd4609/
SH256 hash:
42f84bfd437bf53ee05fba0c0a4d980f7d360e2ff70f2b78c11f23db2c890983
MD5 hash:
a1e0f40382ed01f7e79922eac9a0cf1e
SHA1 hash:
c793c4902d79c1aac34becc79bf92b5f945f8d84
Link:
https://www.unpac.me/results/283b19b6-2a20-4a81-bc46-b321c6cd4609/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.84
Link:
https://yomi.yoroi.company/submissions/42f84bfd437bf53ee05fba0c0a4d980f7d360e2ff70f2b78c11f23db2c890983

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:BAZT_B5_NOCEXInvalidStream
Create hunting rule
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:maldoc_find_kernel32_base_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
Rule name:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:RIPEMD160_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:SelfExtractingRAR
Create hunting rule
Author:Xavier Mertens
Description:Detects an SFX archive with automatic script execution
Rule name:SHA1_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA1 constants
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.

Comments