MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6d656133f5bac8282f31cc82ca0e3869692164a6907037aabc134736adc87b35. 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


Threat unknown


Vendor detections: 9


Intelligence 9 IOCs YARA 2 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6d656133f5bac8282f31cc82ca0e3869692164a6907037aabc134736adc87b35
SHA3-384 hash: 5fa83f5993045cd7e94e3423ef36aefb5c0ec553f46dc9f0d2d671f90931a4e0b6f64dde8c1270ca6872ea8f38e2af04
SHA1 hash: 43cd7266a8b4f2f8d75195fbfde1ed443a588cf4
MD5 hash: db6e414cb662d43317f56c1702bb7725
humanhash: william-sierra-winter-william
File name:db6e414cb662d43317f56c1702bb7725
Download: download sample
File size:43'520 bytes
First seen:2022-03-16 00:48:52 UTC
Last seen:2022-03-16 02:35:00 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'648 x AgentTesla, 19'452 x Formbook, 12'201 x SnakeKeylogger)
ssdeep 384:6i5D8YvUQRVpF9orMvRNC+0gkInBHRrfE6RwaO4VWpIW:6pCpFpy6n56qQ
Threatray 6'659 similar samples on MalwareBazaar
TLSH T19213C5256FFCDC51E11990B5E663C4FC4868EE06D52EEA33DAE63C26B27D652241E203
File icon (PE):PE icon
dhash icon c99c3a5c547b96c8 (1 x RemcosRAT)
Reporter zbetcheckin
Tags:32 exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
244
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
db6e414cb662d43317f56c1702bb7725
Verdict:
Malicious activity
Analysis date:
2022-03-16 01:03:30 UTC
Tags:
ransomware
Link:
https://app.any.run/tasks/c3cb8da8-0f92-49d9-8b7c-5c898e762364

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/251130/
Detection(s):
SecuriteInfo.com.Trojan.Siggen17.26020.29762.20754.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Sending a custom TCP request
Сreating synchronization primitives
Sending an HTTP GET request
Running batch commands
Creating a process with a hidden window
Launching a process
Creating a file in the %temp% directory
Creating a file in the %AppData% subdirectories
Creating a file
Launching cmd.exe command interpreter
Creating a file in the Program Files subdirectories
Moving a recently created file
Changing a file
Moving a file to the Program Files subdirectory
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Deleting volume shadow copies
Creating a file in the mass storage device
Preventing system recovery
Unauthorized injection to a system process
Encrypting user's files
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
msbuild.exe obfuscated packed
Link:
https://www.filescan.io/uploads/62313400b94fb38cb489ca5b/reports/a14cbaf5-15ad-44ca-bd2e-59def41f67a1/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:
TargetCompany Ransomware
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/8d09d689-2fa2-4271-9c2a-6ac939df28af
Result
Threat name:
Targeted Ransomware
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Detection:
malicious
Classification:
rans.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/957582
Signature
.NET source code contains potential unpacker
Allocates memory in foreign processes
Antivirus detection for URL or domain
Creates files in the recycle bin to hide itself
Deletes shadow drive data (may be related to ransomware)
Injects a PE file into a foreign processes
Malicious sample detected (through community Yara rule)
May disable shadow drive data (uses vssadmin)
Modifies existing user documents (likely ransomware behavior)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Opens network shares
Sigma detected: Copying Sensitive Files with Credential Data
Sigma detected: Modification of Boot Configuration
Sigma detected: Shadow Copies Deletion Using Operating Systems Utilities
Sigma detected: Windows Shell File Write to Suspicious Folder
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to open files direct via NTFS file id
Uses bcdedit to modify the Windows boot settings
Uses cmd line tools excessively to alter registry or file data
Writes to foreign memory regions
Yara detected Costura Assembly Loader
Yara detected RansomwareGeneric
Yara detected Targeted Ransomware
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 590063 Sample: tBJAn2Y9Mv Startdate: 16/03/2022 Architecture: WINDOWS Score: 100 73 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->73 75 Multi AV Scanner detection for domain / URL 2->75 77 Malicious sample detected (through community Yara rule) 2->77 79 12 other signatures 2->79 8 tBJAn2Y9Mv.exe 16 8 2->8         started        13 Qirrmthco.exe 14 2 2->13         started        15 Qirrmthco.exe 2->15         started        process3 dnsIp4 71 91.243.44.142, 49771, 49795, 49797 SHOCK-1US Russian Federation 8->71 65 C:\Users\user\AppData\...\Qirrmthco.exe, PE32 8->65 dropped 67 C:\Users\user\AppData\...\tBJAn2Y9Mv.exe.log, ASCII 8->67 dropped 93 Writes to foreign memory regions 8->93 95 Allocates memory in foreign processes 8->95 97 Injects a PE file into a foreign processes 8->97 17 MSBuild.exe 43 8->17         started        22 MSBuild.exe 8->22         started        24 cmd.exe 1 8->24         started        26 cmd.exe 1 8->26         started        99 Multi AV Scanner detection for dropped file 13->99 file5 signatures6 process7 dnsIp8 69 192.168.2.1, 135, 274 unknown unknown 17->69 57 C:\Users\user\Desktop\XQACHMZIHU.jpg, data 17->57 dropped 59 C:\Users\user\Desktop\...\JDSOXXXWOA.docx, data 17->59 dropped 61 C:\Users\user\Desktop\IVHSHTCODI.xlsx, data 17->61 dropped 63 2 other malicious files 17->63 dropped 81 May disable shadow drive data (uses vssadmin) 17->81 83 Creates files in the recycle bin to hide itself 17->83 85 Deletes shadow drive data (may be related to ransomware) 17->85 91 3 other signatures 17->91 28 cmd.exe 1 17->28         started        31 cmd.exe 1 17->31         started        33 vssadmin.exe 1 17->33         started        87 Uses bcdedit to modify the Windows boot settings 22->87 89 Uses cmd line tools excessively to alter registry or file data 24->89 35 conhost.exe 24->35         started        37 cacls.exe 1 24->37         started        39 reg.exe 1 24->39         started        45 19 other processes 24->45 41 conhost.exe 26->41         started        43 timeout.exe 1 26->43         started        file9 signatures10 process11 signatures12 101 Uses bcdedit to modify the Windows boot settings 28->101 47 conhost.exe 28->47         started        49 bcdedit.exe 28->49         started        51 conhost.exe 31->51         started        53 bcdedit.exe 31->53         started        55 conhost.exe 33->55         started        process13
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/6d656133f5bac8282f31cc82ca0e3869692164a6907037aabc134736adc87b35/
Threat name:
ByteCode-MSIL.Downloader.Seraph
Create hunting rule
Status:
Malicious
First seen:
2022-03-15 14:17:04 UTC
File Type:
PE (.Net Exe)
Extracted files:
12
AV detection:
17 of 27 (62.96%)
Threat level:
  3/5
Verdict:
malicious
Label(s):
ryuk
Create hunting rule
Similar samples: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 6'649 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  3/10
Tags:
n/a
Link:
https://tria.ge/reports/220316-a6cqaafbgr/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
Unpacked files
SH256 hash:
6d656133f5bac8282f31cc82ca0e3869692164a6907037aabc134736adc87b35
MD5 hash:
db6e414cb662d43317f56c1702bb7725
SHA1 hash:
43cd7266a8b4f2f8d75195fbfde1ed443a588cf4
Link:
https://www.unpac.me/results/58640cec-8c16-45ed-b73d-3b08a068cab7/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/6d656133f5ba/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.35
Link:
https://yomi.yoroi.company/submissions/6d656133f5bac8282f31cc82ca0e3869692164a6907037aabc134736adc87b35

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:pe_imphash
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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.

Web download

Executable exe 6d656133f5bac8282f31cc82ca0e3869692164a6907037aabc134736adc87b35

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2099212/
Cape
Cape
https://www.capesandbox.com/analysis/251130/

Comments


Avatar
zbet commented on 2022-03-16 00:48:54 UTC

url : hxxp://91.243.44.142/arx-Xlopf.exe