MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6f2a083311b7daa8bc116eaea44ca4e1d6f0fdb0d9c8fdef14e97208efe0f498. 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 YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6f2a083311b7daa8bc116eaea44ca4e1d6f0fdb0d9c8fdef14e97208efe0f498
SHA3-384 hash: 6ff041c381c877962621a71280358fefd86e366e14205435661ca36ef3a9b57b25bf41f638779e72c704382bd89f9298
SHA1 hash: 0bd4b623c5cdb15fdf6115fe0a2a2c952e57ac5e
MD5 hash: 981f4b80479af91d04b94f6cde6114bd
humanhash: oxygen-saturn-item-two
File name:BS.exe
Download: download sample
Signature DCRat
Create hunting rule
File size:374'272 bytes
First seen:2022-04-15 05:34:46 UTC
Last seen:2022-04-15 06:42:04 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'813 x AgentTesla, 19'735 x Formbook, 12'282 x SnakeKeylogger)
ssdeep 6144:XqvhJhz0IUSR3T08h0ZrMQHyBrACty1gMEN7jy4uKAsrKcqt3:6HhYCQ8h0ZrdyrACtcl2ZzrKcqt3
Threatray 314 similar samples on MalwareBazaar
TLSH T1A684C07DEBED6A43D69A137988C602B187F19510B093DBF7B0AB1AB52D83350DC1A14F
TrID 30.2% (.EXE) Win64 Executable (generic) (10523/12/4)
18.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
14.4% (.EXE) Win16 NE executable (generic) (5038/12/1)
12.9% (.EXE) Win32 Executable (generic) (4505/5/1)
5.9% (.EXE) Win16/32 Executable Delphi generic (2072/23)
File icon (PE):PE icon
dhash icon 0000000000000000 (872 x AgentTesla, 496 x Formbook, 296 x RedLineStealer)
Reporter adm1n_usa32
Tags:DCRat exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
296
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
BS.exe
Verdict:
Malicious activity
Analysis date:
2022-04-15 05:33:33 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/7964dfb2-879a-4d9a-b2b6-f17aa3901198

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/263901/
Detection(s):
SecuriteInfo.com.Trojan.Siggen17.36717.6846.17420.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
Sending an HTTP GET request to an infection source
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/62590406eab80a7a6c195d07/reports/9fd7f878-314c-4803-9430-6ac7f628b06a/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/8d64d36c-896b-47a0-93c4-01ed67bfdee7
Result
Threat name:
DCRat
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/977266
Signature
Antivirus detection for URL or domain
Creates an undocumented autostart registry key
Creates processes via WMI
Disables UAC (registry)
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
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
PE file contains section with special chars
Sigma detected: File Created with System Process Name
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
System process connects to network (likely due to code injection or exploit)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected Costura Assembly Loader
Yara detected DCRat
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 609752 Sample: BS.exe Startdate: 15/04/2022 Architecture: WINDOWS Score: 100 41 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->41 43 Multi AV Scanner detection for domain / URL 2->43 45 Malicious sample detected (through community Yara rule) 2->45 47 11 other signatures 2->47 6 BS.exe 16 5 2->6         started        11 zpOvYBNDZgwREqwWZZwpybOeb.exe 14 2 2->11         started        13 BS.exe 2->13         started        15 23 other processes 2->15 process3 dnsIp4 37 107.189.6.214, 49716, 49726, 49727 PONYNETUS United States 6->37 31 C:\Users\user\AppData\Roaming\wcqecqwe.exe, PE32 6->31 dropped 33 C:\Users\...\wcqecqwe.exe:Zone.Identifier, ASCII 6->33 dropped 35 C:\Users\user\AppData\Local\...\BS.exe.log, ASCII 6->35 dropped 51 Creates an undocumented autostart registry key 6->51 53 Drops PE files to the user root directory 6->53 55 Creates processes via WMI 6->55 57 Drops PE files with benign system names 6->57 17 BS.exe 10 38 6->17         started        21 BS.exe 6->21         started        59 Machine Learning detection for dropped file 11->59 39 192.168.2.1 unknown unknown 15->39 61 System process connects to network (likely due to code injection or exploit) 15->61 file5 signatures6 process7 file8 23 C:\Users\user\Desktop\BS.exe (copy), PE32 17->23 dropped 25 C:\Users\Default\lsass.exe, PE32 17->25 dropped 27 C:\Users\Default\RCXB86E.tmp, PE32 17->27 dropped 29 26 other files (24 malicious) 17->29 dropped 49 Disables UAC (registry) 17->49 signatures9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/6f2a083311b7daa8bc116eaea44ca4e1d6f0fdb0d9c8fdef14e97208efe0f498/
Threat name:
ByteCode-MSIL.Trojan.Mardom
Create hunting rule
Status:
Malicious
First seen:
2022-04-13 19:40:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
3
AV detection:
29 of 42 (69.05%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=n4vaqmyrw7nkrparn2xkitfe4hlpb7nq3hep33yu5fzar37a6sma._file
Verdict:
malicious
Similar samples:
0061019f4b7c75ebcebec039688eee3c12a7a4f057cbc2dafa12d36e1b2761cc
DCRat
1bc375e67617c7dce1ace5ef7a886fc3ee5a64a35493b6accb5619da4411b088
DCRat
1bd8db988097189cd8deae59d4d954ab78e974342cc5fe1419dc223789b22959
DCRat
202879748a5faa4b266e6b2321f475e645c7bfe96dba2a3b2a986c53d5a7e946
DCRat
4864186c3e990ae43e9c075faf05a1ca4263ff8abbecbf8714cf40df9f5e8b3c
DCRat
a25fa75823b12ad0c72c4d4ec76ab7d2764d6b86da330955a155cb3ec47d81a1
DCRat
+ 304 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  10/10
Tags:
persistence
Link:
https://tria.ge/reports/220415-f9z8msahe6/
Behaviour
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Blocklisted process makes network request
Modifies WinLogon for persistence
Unpacked files
SH256 hash:
6f2a083311b7daa8bc116eaea44ca4e1d6f0fdb0d9c8fdef14e97208efe0f498
MD5 hash:
981f4b80479af91d04b94f6cde6114bd
SHA1 hash:
0bd4b623c5cdb15fdf6115fe0a2a2c952e57ac5e
Link:
https://www.unpac.me/results/7d4960fb-c01e-4363-b272-617e4805a735/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.67
Link:
https://yomi.yoroi.company/submissions/6f2a083311b7daa8bc116eaea44ca4e1d6f0fdb0d9c8fdef14e97208efe0f498

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: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.

anyrun
any.run
https://app.any.run/tasks/7964dfb2-879a-4d9a-b2b6-f17aa3901198
Cape
Cape
https://www.capesandbox.com/analysis/263901/

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