MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 0c91fa15a6dcbd366b52bcbe0cecd042e3aa14e73bd4233fdedb0edcc77278fe. 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: 13


Intelligence 13 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 0c91fa15a6dcbd366b52bcbe0cecd042e3aa14e73bd4233fdedb0edcc77278fe
SHA3-384 hash: e2622646c4e6012c5efc8c27d6b9774e0cd6b5c300d3d2e989fb94d2a8b0feb9ff78592cf959cc36f9bbe9057f638240
SHA1 hash: b8386656c5527d2065428e6cbb33bda522e90acc
MD5 hash: f3d95f0c9157dfd71c29190f35e9c894
humanhash: march-floor-floor-two
File name:f3d95f0c9157dfd71c29190f35e9c894.exe
Download: download sample
Signature MysticStealer
Create hunting rule
File size:441'856 bytes
First seen:2023-11-10 07:44:41 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 646167cce332c1c252cdcb1839e0cf48 (8'473 x RedLineStealer, 4'851 x Amadey, 290 x Smoke Loader)
ssdeep 12288:UMr6y90EJhAlj2k++sLYR//Cwi/4nuUpKC:Gy/EljBsWCUnBpD
TLSH T1E5940203A7D85033E9B527B068F706D30B3ABCE65D79935F27815C990CB2694A87237B
TrID 70.4% (.CPL) Windows Control Panel Item (generic) (197083/11/60)
11.1% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
5.9% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5)
3.7% (.EXE) Win64 Executable (generic) (10523/12/4)
2.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
File icon (PE):PE icon
dhash icon f8f0f4c8c8c8d8f0 (8'803 x RedLineStealer, 5'078 x Amadey, 288 x Smoke Loader)
Reporter abuse_ch
Tags:exe MysticStealer

Intelligence

File Origin
# of uploads :
1
# of downloads :
280
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.28840.BadO.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Trojan.Agent.EAOQ.26295.2066.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% subdirectories
Creating a process from a recently created file
Creating a process with a hidden window
Launching a process
Сreating synchronization primitives
Creating a file
Launching a service
Running batch commands
Creating a window
Sending a custom TCP request
Blocking the Windows Defender launch
Disabling the operating system update service
Unauthorized injection to a system process
Gathering data
Verdict:
Malicious
Threat level:
  10/10
Confidence:
89%
Tags:
advpack anti-vm CAB control explorer greyware installer lolbin packed rundll32 setupapi sfx shell32
Link:
https://www.filescan.io/uploads/654ddf872546bd423f158b36/reports/fd57af6f-a8d2-4e9e-9bc2-099574c17534/overview
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/0c91fa15a6dcbd366b52bcbe0cecd042e3aa14e73bd4233fdedb0edcc77278fe
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:
Healer AVKiller
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/e74e4aea-3f7f-45c2-b5ff-a62b55bebafe
Result
Threat name:
Mystic Stealer
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1340378
Signature
Allocates memory in foreign processes
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to detect sleep reduction / modifications
Contains functionality to inject code into remote processes
Disable Windows Defender notifications (registry)
Disable Windows Defender real time protection (registry)
Found API chain indicative of debugger detection
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Modifies windows update settings
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Writes to foreign memory regions
Yara detected Mystic Stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1340378 Sample: LaFf2QshUi.exe Startdate: 10/11/2023 Architecture: WINDOWS Score: 100 44 Multi AV Scanner detection for domain / URL 2->44 46 Found malware configuration 2->46 48 Antivirus detection for URL or domain 2->48 50 4 other signatures 2->50 8 LaFf2QshUi.exe 1 4 2->8         started        11 rundll32.exe 2->11         started        process3 file4 34 C:\Users\user\AppData\Local\...\kU3ea01.exe, PE32 8->34 dropped 36 C:\Users\user\AppData\Local\...\7bJ6wG82.exe, PE32 8->36 dropped 13 kU3ea01.exe 1 4 8->13         started        17 7bJ6wG82.exe 5 8->17         started        process5 file6 38 C:\Users\user\AppData\Local\...\6pf9UN7.exe, PE32 13->38 dropped 40 C:\Users\user\AppData\Local\...\1en74Xo4.exe, PE32 13->40 dropped 70 Multi AV Scanner detection for dropped file 13->70 72 Machine Learning detection for dropped file 13->72 19 6pf9UN7.exe 13->19         started        22 1en74Xo4.exe 13->22         started        74 Found API chain indicative of debugger detection 17->74 76 Contains functionality to detect sleep reduction / modifications 17->76 24 cmd.exe 2 17->24         started        signatures7 process8 signatures9 52 Multi AV Scanner detection for dropped file 19->52 54 Writes to foreign memory regions 19->54 56 Allocates memory in foreign processes 19->56 26 AppLaunch.exe 9 1 19->26         started        58 Machine Learning detection for dropped file 22->58 60 Contains functionality to inject code into remote processes 22->60 62 Injects a PE file into a foreign processes 22->62 29 AppLaunch.exe 12 22->29         started        32 conhost.exe 24->32         started        process10 dnsIp11 64 Modifies windows update settings 26->64 66 Disable Windows Defender notifications (registry) 26->66 68 Disable Windows Defender real time protection (registry) 26->68 42 193.233.255.73, 49704, 80 FREE-NET-ASFREEnetEU Russian Federation 29->42 signatures12
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/0c91fa15a6dcbd366b52bcbe0cecd042e3aa14e73bd4233fdedb0edcc77278fe
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/0c91fa15a6dcbd366b52bcbe0cecd042e3aa14e73bd4233fdedb0edcc77278fe/
Threat name:
Win32.Trojan.RedLine
Create hunting rule
Status:
Malicious
First seen:
2023-11-09 11:12:45 UTC
File Type:
PE (Exe)
Extracted files:
74
AV detection:
20 of 24 (83.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=bsi7ufng3s6tm22sxs7az3gqilr2ufhhhpkcgp663mhnzr3spd7a._file
Verdict:
malicious
Result
Malware family:
mystic
Create hunting rule
Score:
  10/10
Tags:
family:mystic evasion persistence stealer trojan
Link:
https://tria.ge/reports/231110-jle5cadg5w/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Suspicious use of SetThreadContext
Adds Run key to start application
Checks computer location settings
Executes dropped EXE
Detect Mystic stealer payload
Modifies Windows Defender Real-time Protection settings
Mystic
Unpacked files
SH256 hash:
6cc811f59bdf17c52aa4ab3a76c4a2f0b7276ea9e5d41598876eeb405949cb77
MD5 hash:
03dcb0a8a798ed68c6521c7aca73c404
SHA1 hash:
90cc13515fa4305570c6907f2d2abfd5523c456c
Link:
https://www.unpac.me/results/148a29c4-e899-4fa1-9e98-74bcf972083f/
SH256 hash:
de32dab6cb1cc53b38ba226c89aca54ba7432e39173cb3c7e1bfeeb666f610fe
MD5 hash:
ff1dab939e9b3499e1432b41a467ebf4
SHA1 hash:
fb06db75c0f135c1a9230e0b323ffb9344567271
Link:
https://www.unpac.me/results/148a29c4-e899-4fa1-9e98-74bcf972083f/
SH256 hash:
0c91fa15a6dcbd366b52bcbe0cecd042e3aa14e73bd4233fdedb0edcc77278fe
MD5 hash:
f3d95f0c9157dfd71c29190f35e9c894
SHA1 hash:
b8386656c5527d2065428e6cbb33bda522e90acc
Link:
https://www.unpac.me/results/148a29c4-e899-4fa1-9e98-74bcf972083f/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/0c91fa15a6dc/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/0c91fa15a6dcbd366b52bcbe0cecd042e3aa14e73bd4233fdedb0edcc77278fe

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:detect_Redline_Stealer
Create hunting rule
Author:Varp0s
Rule name:win_redline_wextract_hunting_oct_2023
Create hunting rule
Author:Matthew @ Embee_Research
Description:Detects wextract archives related to redline/amadey

File information

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

Web download

MysticStealer

Executable exe 0c91fa15a6dcbd366b52bcbe0cecd042e3aa14e73bd4233fdedb0edcc77278fe

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2728937/
  
Delivery method
Distributed via web download

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