MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 dccd3eab40a7320e2d30eabd3bdb5ee0ba29d16176e73f4adf34e3158d50eef8. 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


XFilesStealer


Vendor detections: 13


Intelligence 13 IOCs YARA 9 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: dccd3eab40a7320e2d30eabd3bdb5ee0ba29d16176e73f4adf34e3158d50eef8
SHA3-384 hash: 026b8e8de93e94cfce38c2e47674feef415b2924c6c140cbdb91bf3cf4c02f6a014089b708ffecf8c67d11c22439010b
SHA1 hash: 83d613769d870049c41b653a0483a7e6cbce7a33
MD5 hash: 33cd2f1c0f4310d8f0f8213db3bb5d33
humanhash: hotel-berlin-sink-summer
File name:DCRatBuild_Full.bin
Download: download sample
Signature XFilesStealer
Create hunting rule
File size:2'664'796 bytes
First seen:2022-07-07 17:23:34 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 49152:ubA3j0pa43sY3RuNKYxY5EVGiuINPttj0i3GJpJxR:ubXfd3RuN925wtjJ2JpJxR
Threatray 3'348 similar samples on MalwareBazaar
TLSH T176C5CF027E448E11F4091633C2EF454847B0AC512AA6E32B7EBA77AD55133E37D1DADB
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:exe XFilesStealer


Avatar
KdssSupport
Uploaded with API

Intelligence

File Origin
# of uploads :
1
# of downloads :
280
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
dcrat
Create hunting rule
ID:
1
File name:
DCRatBuild_Full.exe
Verdict:
Malicious activity
Analysis date:
2022-07-07 17:08:07 UTC
Tags:
trojan rat backdoor dcrat
Link:
https://app.any.run/tasks/8dda2348-0846-4985-8c4a-a5c91e6b432c

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/285616/
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
Creating a window
Searching for the window
Сreating synchronization primitives
Searching for synchronization primitives
Creating a file in the %temp% subdirectories
Creating a process from a recently created file
Running batch commands
Creating a process with a hidden window
Creating a file in the Program Files subdirectories
Using the Windows Management Instrumentation requests
Launching a process
Creating a file
Sending a UDP request
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Blocking a possibility to launch for the Windows Task Manager (taskmgr)
Unauthorized injection to a recently created process
Enabling autorun
Enabling autorun by creating a file
Result
Malware family:
n/a
Score:
  6/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/24386/overview
Behaviour
MalwareBazaar
MeasuringTime
EvasionQueryPerformanceCounter
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
greyware overlay packed packed setupapi.dll shdocvw.dll shell32.dll
Link:
https://www.filescan.io/uploads/62c716bc98766731ae84e32b/reports/5d770917-f39d-4b63-b48e-48781c61d23b/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/ac32e7a6-6f07-428c-a5b0-73e4c886b5de
Result
Threat name:
DCRat
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1026663
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Creates an autostart registry key pointing to binary in C:\Windows
Creates an undocumented autostart registry key
Creates multiple autostart registry keys
Creates processes via WMI
Drops executables to the windows directory (C:\Windows) and starts them
Drops PE files to the user root directory
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
Snort IDS alert for network traffic
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: 659158 Sample: DCRatBuild_Full.bin Startdate: 07/07/2022 Architecture: WINDOWS Score: 100 45 Snort IDS alert for network traffic 2->45 47 Antivirus detection for dropped file 2->47 49 Antivirus / Scanner detection for submitted sample 2->49 51 7 other signatures 2->51 9 DCRatBuild_Full.exe 3 12 2->9         started        12 csrss.exe 2->12         started        15 Idle.exe 2->15         started        17 24 other processes 2->17 process3 file4 33 C:\Users\user\...\Portsurrogatehost.exe, PE32 9->33 dropped 35 C:\Users\user\...\f3eALabGJmbx2bkCsBaU.vbe, data 9->35 dropped 19 wscript.exe 1 9->19         started        21 wscript.exe 9->21         started        61 Multi AV Scanner detection for dropped file 12->61 63 Machine Learning detection for dropped file 12->63 signatures5 process6 process7 23 cmd.exe 1 19->23         started        process8 25 Portsurrogatehost.exe 9 14 23->25         started        29 conhost.exe 23->29         started        file9 37 C:\Windows\Provisioning\Cosa\...\explorer.exe, PE32 25->37 dropped 39 C:\Users\user\explorer.exe, PE32 25->39 dropped 41 C:\Recovery\Idle.exe, PE32 25->41 dropped 43 2 other malicious files 25->43 dropped 53 Multi AV Scanner detection for dropped file 25->53 55 Creates an undocumented autostart registry key 25->55 57 Machine Learning detection for dropped file 25->57 59 5 other signatures 25->59 31 Portsurrogatehost.exe 25->31         started        signatures10 process11
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/dccd3eab40a7320e2d30eabd3bdb5ee0ba29d16176e73f4adf34e3158d50eef8/
Threat name:
ByteCode-MSIL.Trojan.Uztuby
Create hunting rule
Status:
Malicious
First seen:
2022-07-07 17:24:21 UTC
File Type:
PE (Exe)
Extracted files:
22
AV detection:
20 of 38 (52.63%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=3tgt5k2au4za4ljq5k6txw264c5ctulbo3tt6sw7gtrrldkq534a._file
Verdict:
malicious
Similar samples:
6e8a5bb847809a8171cc71ca1607cda9e464e73bf845bc06873ab477a6e366e6
XFilesStealer
989e25e4e59ab6778b3d50459aeaec98c97211ee9cbdea8b75c140bda008770b
XFilesStealer
a3f1615bd60b684da869e6b08295b273bd7698f63aa24ffb86d2ce24e03496bf
XFilesStealer
d14488f004a9f6594ebf9b8013aa78a01828dfe63755875cc9e66b1d8793cbef
XFilesStealer
e05abffc33f558efbd3a82264ac553f99935450e13d7606c9554de4a5d0d73d5
XFilesStealer
e2c020fe57daa70c58da3994fa99d3d6035d18d821ef0318907b0171e5f4a82e
XFilesStealer
+ 3'338 additional samples on MalwareBazaar
Result
Malware family:
dcrat
Create hunting rule
Score:
  10/10
Tags:
family:dcrat evasion infostealer persistence rat suricata
Link:
https://tria.ge/reports/220707-vypebseee3/
Behaviour
Creates scheduled task(s)
Modifies registry class
Modifies registry key
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
Adds Run key to start application
Checks computer location settings
Loads dropped DLL
Disables Task Manager via registry modification
Executes dropped EXE
DCRat payload
DcRat
Modifies WinLogon for persistence
Process spawned unexpected child process
suricata: ET MALWARE DCRAT Activity (GET)
Unpacked files
SH256 hash:
297f15033b833bb4f41c7933d171561c4b4c278a2253c5d6bcb21a6e3d45a3f5
MD5 hash:
0b25452a0707f1091bfbd0eee2092b04
SHA1 hash:
c457658c6c49523b9095dabcc11fc426cf99cf36
Link:
https://www.unpac.me/results/e60a637a-c28e-47ca-a5bf-2d442e29c3e2/
SH256 hash:
270e4c9c272e76b067e85727fbd871ff65edc0ef837a9b80cfed84252203ffbd
MD5 hash:
c9618d3d5ba243b024fe41223ef625be
SHA1 hash:
626d260a95fbf0b8b2ace91b64d0c7aa294616bf
Link:
https://www.unpac.me/results/e60a637a-c28e-47ca-a5bf-2d442e29c3e2/
SH256 hash:
dccd3eab40a7320e2d30eabd3bdb5ee0ba29d16176e73f4adf34e3158d50eef8
MD5 hash:
33cd2f1c0f4310d8f0f8213db3bb5d33
SHA1 hash:
83d613769d870049c41b653a0483a7e6cbce7a33
Link:
https://www.unpac.me/results/e60a637a-c28e-47ca-a5bf-2d442e29c3e2/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/dccd3eab40a7/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/dccd3eab40a7320e2d30eabd3bdb5ee0ba29d16176e73f4adf34e3158d50eef8

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:NETDIC208_NOCEX
Create hunting rule
Rule name:NETDIC208_NOCEX_NOREACTOR
Create hunting rule
Rule name:NETDIC_208
Create hunting rule
Rule name:pdb_YARAify
Create hunting rule
Author:@wowabiy314
Description:PDB
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:suspicious_sfx_files_simple_rule
Create hunting rule
Author:Razvan.A.B
Description:Detects suspicious files containing sfx
Rule name:suspicious_sfx_files_size_rule
Create hunting rule
Author:Razvan.A.B
Description:Detects suspicious files containing sfx

File information

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

Web download

XFilesStealer

Executable exe dccd3eab40a7320e2d30eabd3bdb5ee0ba29d16176e73f4adf34e3158d50eef8

(this sample)

  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/285616/

Comments