MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9c58a562338701fa9906ea25c07133a0cf4c64868cb543286dbb1afda263b413. 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


Nitol


Vendor detections: 8


Intelligence 8 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 9c58a562338701fa9906ea25c07133a0cf4c64868cb543286dbb1afda263b413
SHA3-384 hash: df11205ae552ed65d1c5947984c8cc661dd55030422b5a7818b1b2cff5d68e6dfee7686840c0f5189dd5130aa23d8463
SHA1 hash: 84e11be328bf3aa7adad400eb642717f72013bee
MD5 hash: 6d7542055e58288a5ccd2617587ca67b
humanhash: four-king-diet-grey
File name:6d7542055e58288a5ccd2617587ca67b.dll
Download: download sample
Signature Nitol
Create hunting rule
File size:1'175'552 bytes
First seen:2021-04-11 07:59:26 UTC
Last seen:2021-04-11 09:03:43 UTC
File type:DLL dll
MIME type:application/x-dosexec
imphash 2a8035c62ed57598cd2ab07e674fce42 (2 x Nitol)
ssdeep 24576:6t59il8nBo8euqOQUmP86GaXy95AdTSG/blsezTm762/v2lyuZDUS:W9QqBo8rQUmfle5AJj/fHm762n2lvh7
Threatray 4 similar samples on MalwareBazaar
TLSH 684533A2B7215F15E865DD78C6DE677E2AC1F58D473C6F8B8A81198E760C3CC0E225B0
Reporter abuse_ch
Tags:dll Nitol

Intelligence

File Origin
# of uploads :
2
# of downloads :
275
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Nitol
Create hunting rule
Link:
https://www.capesandbox.com/analysis/133556/
Detection(s):
SecuriteInfo.com.Variant.Bulz.425080.24189.3652.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Sending a custom TCP request
Sending a UDP request
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.
Result
Threat name:
Unknown
Detection:
malicious
Classification:
bank.spyw.evad
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/672190
Signature
Checks if browser processes are running
Contains functionality to capture and log keystrokes
Creates an autostart registry key pointing to binary in C:\Windows
Multi AV Scanner detection for submitted file
System process connects to network (likely due to code injection or exploit)
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 385042 Sample: KvqCb7fmmU.dll Startdate: 11/04/2021 Architecture: WINDOWS Score: 68 25 Multi AV Scanner detection for submitted file 2->25 7 loaddll32.exe 1 2->7         started        9 rundll32.exe 2->9         started        11 rundll32.exe 2->11         started        process3 process4 13 rundll32.exe 4 7->13         started        17 cmd.exe 1 7->17         started        19 rundll32.exe 7->19         started        dnsIp5 23 156.226.23.236, 17472, 49705 AISI-AS-APHKAISICLOUDCOMPUTINGLIMITEDHK Seychelles 13->23 27 System process connects to network (likely due to code injection or exploit) 13->27 29 Checks if browser processes are running 13->29 31 Contains functionality to capture and log keystrokes 13->31 33 Creates an autostart registry key pointing to binary in C:\Windows 13->33 21 rundll32.exe 17->21         started        signatures6 process7
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/9c58a562338701fa9906ea25c07133a0cf4c64868cb543286dbb1afda263b413/
Threat name:
Win32.Packed.Bulz
Create hunting rule
Status:
Malicious
First seen:
2021-04-11 06:28:56 UTC
AV detection:
10 of 48 (20.83%)
Threat level:
  1/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=trmkkyrtq4a7vgig5is4a4jtudhuyzegrs2ugkdnxmnp3itdwqjq._file
Verdict:
malicious
Similar samples:
0e7bf8c1b35e410568977607fdd97e433f91bb4b46a59f1ec7bd137542e6024f
Nitol
1876e6fe34192e24fcb2245199c99a6735a6424151044564506b14bd670e1f91
Nitol
5e5f8efd6ced3f58cc5212b0f68a8badb9419b87a99fa1683ecc2f49e5103c1d
Nitol
68a6ab54f77021a6a44b373a321331d2880d575db5727c803b695936f7b4f3a2
Nitol
Result
Malware family:
n/a
Score:
  9/10
Tags:
persistence upx
Link:
https://tria.ge/reports/210411-vhvepm6ap6/
Behaviour
Checks processor information in registry
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Adds Run key to start application
Enumerates connected drives
Blocklisted process makes network request
Unpacked files
SH256 hash:
d630a7c6b103611c47e9fb402269fa2853c6e39e453f9702fca242fcb87bb9ff
MD5 hash:
ae634fa3f1deb9a7873b4f56dca76b8c
SHA1 hash:
1f4b31c4977d0650a40212f71c4b47652c786961
Link:
https://www.unpac.me/results/b4930aec-4666-4550-9265-fbb660f7bbb2/
SH256 hash:
a885ad4f4ad84cbffddd52229f442e74788f01f37efa79ff0348e519ed678a7b
MD5 hash:
16766a03dc0761e8c6fbb68d4faf3460
SHA1 hash:
e3a8b1cdbe7f8e42b26e113d179663db4059f7fa
Link:
https://www.unpac.me/results/b4930aec-4666-4550-9265-fbb660f7bbb2/
SH256 hash:
9c58a562338701fa9906ea25c07133a0cf4c64868cb543286dbb1afda263b413
MD5 hash:
6d7542055e58288a5ccd2617587ca67b
SHA1 hash:
84e11be328bf3aa7adad400eb642717f72013bee
Link:
https://www.unpac.me/results/b4930aec-4666-4550-9265-fbb660f7bbb2/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Kryptik
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/9c58a562338701fa9906ea25c07133a0cf4c64868cb543286dbb1afda263b413

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:MALWARE_Win_Nitol
Create hunting rule
Author:ditekSHen
Description:Detects Nitol backdoor
Rule name:suspicious_packer_section
Create hunting rule
Author:@j0sm1
Description:The packer/protector section names/keywords
Reference:http://www.hexacorn.com/blog/2012/10/14/random-stats-from-1-2m-samples-pe-section-names/

File information

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

Web download

Nitol

DLL dll 9c58a562338701fa9906ea25c07133a0cf4c64868cb543286dbb1afda263b413

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/133556/
  
URLhaus
https://urlhaus.abuse.ch/url/1106033/
  
Delivery method
Distributed via web download

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