MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b22be0c777ed1cf28efb837a32be0f6e1d7871ff3e02e7c6e96a3605321feaa8. 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


MysticStealer


Vendor detections: 11


Intelligence 11 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b22be0c777ed1cf28efb837a32be0f6e1d7871ff3e02e7c6e96a3605321feaa8
SHA3-384 hash: bee157cecd359117ca15f41824c8d8bff55cb394b9ee98113cbaaf1f3659312661baee8c429aae72ddb5c51f7c2f5f4e
SHA1 hash: 7389af1e18653dca964bed93a1422f80be5033ec
MD5 hash: 355e77edf624035bf7543af28b08e80b
humanhash: skylark-idaho-winner-three
File name:SecuriteInfo.com.Win32.Evo-gen.14932.23470
Download: download sample
Signature MysticStealer
Create hunting rule
File size:405'880 bytes
First seen:2023-09-24 19:33:15 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 8ddc982ec86bc15061e6b2eab1424dec (25 x MysticStealer, 17 x Smoke Loader, 15 x RedLineStealer)
ssdeep 6144:pN/hUOqW5XJ6EDOpvOCm5MNuAO41hH+XXKuJa/Jiyzdv1Sszxqwh:pN5dqW5sEe2uuO1hcQwypvss0wh
TLSH T11A84BFC17CCD6572EC6210350AA0DBF2D93EF820471249EBABE5CE7EDE645C0A732956
TrID 32.2% (.EXE) Win64 Executable (generic) (10523/12/4)
20.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
15.4% (.EXE) Win16 NE executable (generic) (5038/12/1)
13.7% (.EXE) Win32 Executable (generic) (4505/5/1)
6.2% (.EXE) OS/2 Executable (generic) (2029/13)
Reporter SecuriteInfoCom
Tags:exe MysticStealer

Intelligence

File Origin
# of uploads :
1
# of downloads :
264
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.Win32.Evo-gen.14932.23470
Verdict:
Malicious activity
Analysis date:
2023-09-24 19:36:42 UTC
Tags:
stealc stealer
Link:
https://app.any.run/tasks/31ee2137-a0bb-4967-b093-819c9598a25d

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/450930/
Detection(s):
SecuriteInfo.com.Win32.Evo-gen.14932.23470.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a process
Сreating synchronization primitives
Creating a file in the %temp% directory
Launching the default Windows debugger (dwwin.exe)
Unauthorized injection to a system process
Gathering data
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
control greyware lolbin overlay packed
Link:
https://www.filescan.io/uploads/65108f2c33582f234e01b68b/reports/c5260939-97c2-4326-8672-95f1e5df2a75/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/b22be0c777ed1cf28efb837a32be0f6e1d7871ff3e02e7c6e96a3605321feaa8
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/104251cf-6206-45af-8931-00584367c3cf
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
92 / 100
Link:
https://www.joesandbox.com/analysis/1313585
Signature
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
Contains functionality to inject code into remote processes
Injects a PE file into a foreign processes
Machine Learning detection for sample
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Writes to foreign memory regions
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b22be0c777ed1cf28efb837a32be0f6e1d7871ff3e02e7c6e96a3605321feaa8/
Threat name:
Win32.Trojan.Znyonm
Create hunting rule
Status:
Malicious
First seen:
2023-09-24 19:34:06 UTC
File Type:
PE (Exe)
AV detection:
16 of 23 (69.57%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wiv6br3x5uopfdx3qn5dfpqpnyoxq4p7hyboprxjni3akmq75kua._file
Result
Malware family:
mystic
Create hunting rule
Score:
  10/10
Tags:
family:mystic stealer
Link:
https://tria.ge/reports/230924-x933zaag28/
Behaviour
Suspicious use of WriteProcessMemory
Program crash
Suspicious use of SetThreadContext
Mystic
Unpacked files
SH256 hash:
cce9c9a5d6fb03e56850d3bf4f4c3bb18ab3768bcb6980f60151ce1ad1c7f5a5
MD5 hash:
9819ed6450881db3bc807fe108292d86
SHA1 hash:
e02a0a981d96c6a698399a08f2d30be0abb885a5
Link:
https://www.unpac.me/results/62943131-1ba8-4a32-a40c-c77a7a02f088/
SH256 hash:
b22be0c777ed1cf28efb837a32be0f6e1d7871ff3e02e7c6e96a3605321feaa8
MD5 hash:
355e77edf624035bf7543af28b08e80b
SHA1 hash:
7389af1e18653dca964bed93a1422f80be5033ec
Link:
https://www.unpac.me/results/62943131-1ba8-4a32-a40c-c77a7a02f088/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/b22be0c777ed/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.60
Link:
https://yomi.yoroi.company/submissions/b22be0c777ed1cf28efb837a32be0f6e1d7871ff3e02e7c6e96a3605321feaa8

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:cobalt_strike_tmp01925d3f
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:maldoc_find_kernel32_base_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:PE_Potentially_Signed_Digital_Certificate
Create hunting rule
Author:albertzsigovits

File information

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

Web download

MysticStealer

Executable exe b22be0c777ed1cf28efb837a32be0f6e1d7871ff3e02e7c6e96a3605321feaa8

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2713630/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/450930/

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