MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b5b2d5cea424511ac2b41cf9e9a4e47d1b26df12b3edeed7f9f0fe7bf39b085e. 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: 9


Intelligence 9 IOCs 1 YARA 12 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b5b2d5cea424511ac2b41cf9e9a4e47d1b26df12b3edeed7f9f0fe7bf39b085e
SHA3-384 hash: bb911c530d13d08609d483bbfd20d16ceb8a919b70e93f75c592dd68c751faf7b97a1672548354d5d6c7c5483aa2d443
SHA1 hash: eda8d12f703d39ee5a04e7bc7c3cff056fee1fb3
MD5 hash: 7905e3a433a1b91a29720b92a8454ed9
humanhash: sweet-five-nebraska-potato
File name:7905E3A433A1B91A29720B92A8454ED9.exe
Download: download sample
Signature DCRat
Create hunting rule
File size:1'238'880 bytes
First seen:2021-06-26 02:06:15 UTC
Last seen:2021-06-26 02:46:45 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:Gpu5A4g1kf8/TIgUEH//7D7QxcJOtUsdHoUIULUkficW6CWBvBkBvv:l5nSg80QD7ycUUsdrgHWVBa
TLSH C9452882D6E85671C16C6DBDD0045C26C30649CB12A5F9E71014EFF0A96AAED3F3D8AF
Reporter abuse_ch
Tags:DCRat exe


Avatar
abuse_ch
DCRat C2:
http://82.146.40.158/limitmobilesystem/supportlocalcut/messagedemoanticore/DjangoAutoscreenscript/mobile/Mathpluginprod/core/dataPythonbinCam/prodgamehtopboot/limit/ProviderSqlAsyncTraffic.php

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
http://82.146.40.158/limitmobilesystem/supportlocalcut/messagedemoanticore/DjangoAutoscreenscript/mobile/Mathpluginprod/core/dataPythonbinCam/prodgamehtopboot/limit/ProviderSqlAsyncTraffic.php https://threatfox.abuse.ch/ioc/154009/

Intelligence

File Origin
# of uploads :
2
# of downloads :
141
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
7905E3A433A1B91A29720B92A8454ED9.exe
Verdict:
Malicious activity
Analysis date:
2021-06-26 02:08:04 UTC
Tags:
evasion trojan rat backdoor dcrat stealer
Link:
https://app.any.run/tasks/59f79429-ed4a-40b0-bc49-309079088875

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/168407/
Detection(s):
SecuriteInfo.com.Trojan.Siggen14.2052.27093.22403.UNOFFICIAL
Create hunting rule

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:
Dark Crystal RAT
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/710353d9-c254-40bd-8e8e-bbb2e4dd3dd9
Result
Threat name:
DCRat
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/808373
Signature
.NET source code contains very large array initializations
.NET source code contains very large strings
.NET source code references suspicious native API functions
Creates files inside the volume driver (system volume information)
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Drops executables to the windows directory (C:\Windows) and starts them
Drops PE files with benign system names
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
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)
Sigma detected: Schedule system process
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: 440784 Sample: fInwnHZKyB.exe Startdate: 26/06/2021 Architecture: WINDOWS Score: 100 49 Found malware configuration 2->49 51 Malicious sample detected (through community Yara rule) 2->51 53 Multi AV Scanner detection for dropped file 2->53 55 9 other signatures 2->55 8 fInwnHZKyB.exe 3 2->8         started        12 explorer.exe 2->12         started        process3 file4 37 C:\Users\user\AppData\...\XHOaZhlYvIte.exe, PE32 8->37 dropped 39 C:\Users\user\AppData\...\fInwnHZKyB.exe.log, ASCII 8->39 dropped 63 Detected unpacking (changes PE section rights) 8->63 65 Detected unpacking (overwrites its own PE header) 8->65 14 XHOaZhlYvIte.exe 1 16 8->14         started        signatures5 process6 file7 41 C:\Windows\...\ShellExperienceHost.exe, PE32 14->41 dropped 43 C:\Windows\System32\rpcnsh\wermgr.exe, PE32 14->43 dropped 45 C:\System Volume Information\...\explorer.exe, PE32 14->45 dropped 47 2 other malicious files 14->47 dropped 67 Multi AV Scanner detection for dropped file 14->67 69 Creates files inside the volume driver (system volume information) 14->69 71 Machine Learning detection for dropped file 14->71 73 5 other signatures 14->73 18 wermgr.exe 14->18         started        21 schtasks.exe 14->21         started        23 schtasks.exe 14->23         started        25 3 other processes 14->25 signatures8 process9 signatures10 57 Multi AV Scanner detection for dropped file 18->57 59 Machine Learning detection for dropped file 18->59 61 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 18->61 27 conhost.exe 21->27         started        29 conhost.exe 23->29         started        31 conhost.exe 25->31         started        33 conhost.exe 25->33         started        35 conhost.exe 25->35         started        process11
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b5b2d5cea424511ac2b41cf9e9a4e47d1b26df12b3edeed7f9f0fe7bf39b085e/
Threat name:
Win32.Infostealer.Tepfer
Create hunting rule
Status:
Malicious
First seen:
2021-06-22 23:54:11 UTC
AV detection:
12 of 29 (41.38%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wwznltveerirvqvudt46tjhepunsnxyswpw65v7z6d7hx443bbpa._file
Result
Malware family:
dcrat
Create hunting rule
Score:
  10/10
Tags:
family:dcrat infostealer rat spyware stealer
Link:
https://tria.ge/reports/210626-j9mc7qkwws/
Behaviour
Creates scheduled task(s)
Modifies registry class
Runs ping.exe
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
Looks up external IP address via web service
Loads dropped DLL
Reads user/profile data of web browsers
Executes dropped EXE
DCRat Payload
Contains code to disable Windows Defender
DcRat
Unpacked files
SH256 hash:
77c879e16a0696566720a48880e43f00baac911ecc09d9d21e85ced8977c8b4b
MD5 hash:
dc70add42dac053481bd2a676104920d
SHA1 hash:
4a726af2dcc4595080c7fae4df3be03d503190d4
Link:
https://www.unpac.me/results/add1defa-8684-4ce1-a11b-224a7a07fabb/
SH256 hash:
796d5650a1c9cfc98da01737666c9b55cb65481ee91e0281c7e4132b3adc8066
MD5 hash:
35527453030e6d5d6b091a4057c5d48c
SHA1 hash:
23bd7be20efd94bd4dafcbeb7c47741073d8b202
Link:
https://www.unpac.me/results/add1defa-8684-4ce1-a11b-224a7a07fabb/
SH256 hash:
b5b2d5cea424511ac2b41cf9e9a4e47d1b26df12b3edeed7f9f0fe7bf39b085e
MD5 hash:
7905e3a433a1b91a29720b92a8454ed9
SHA1 hash:
eda8d12f703d39ee5a04e7bc7c3cff056fee1fb3
Link:
https://www.unpac.me/results/add1defa-8684-4ce1-a11b-224a7a07fabb/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.26
Link:
https://yomi.yoroi.company/submissions/b5b2d5cea424511ac2b41cf9e9a4e47d1b26df12b3edeed7f9f0fe7bf39b085e

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:Glasses
Create hunting rule
Author:Seth Hardy
Description:Glasses family
Rule name:GlassesCode
Create hunting rule
Author:Seth Hardy
Description:Glasses code features
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:Keylog_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Contains Keylog
Rule name:MALWARE_Win_AsyncRAT
Create hunting rule
Author:ditekSHen
Description:Detects AsyncRAT
Rule name:MAL_QuasarRAT_May19_1
Create hunting rule
Author:Florian Roth
Description:Detects QuasarRAT malware
Reference:https://blog.ensilo.com/uncovering-new-activity-by-apt10
Rule name:pe_imphash
Create hunting rule
Rule name:Select_from_enumeration
Create hunting rule
Author:James_inthe_box
Description:IP and port combo
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:Stealer_word_in_memory
Create hunting rule
Author:James_inthe_box
Description:The actual word stealer in memory
Rule name:Steam_stealer_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Steam in files like avemaria
Rule name:Telegram_stealer_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Telegram in files like avemaria

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/168407/

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