MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 661b613ae0265d5595e719f7cb755ed063f15b31ba1e91dc02198bfa9974f5c3. 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


Stealc


Vendor detections: 14


Intelligence 14 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 661b613ae0265d5595e719f7cb755ed063f15b31ba1e91dc02198bfa9974f5c3
SHA3-384 hash: 7f4ab0f59112b7cd973ae7d5fe703d52c4b69da1e35b7b2262aae81fd8d9fd4cf89d6d663e2ee03d0a4511357fd91b4f
SHA1 hash: 635720e9d526da14d1130b79c079c119ed27d61c
MD5 hash: 25e27549e1527d5aaf41a3c33ad2e6d4
humanhash: uranus-paris-bakerloo-pluto
File name:file
Download: download sample
Signature Stealc
Create hunting rule
File size:1'786'368 bytes
First seen:2024-11-16 18:20:37 UTC
Last seen:2024-11-16 18:21:40 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 2eabe9054cad5152567f0699947a2c5b (2'852 x LummaStealer, 1'312 x Stealc, 1'026 x Healer)
ssdeep 49152:vYkfGoS6W7+sYndheQ2uXi04ya80Rml/n5tjil0:vKtf7ZC2Tzr80El/5t
TLSH T1A28533D3E5388433D5AD13386CFFE3ABBD3809C2D6AD4B66531513289635EDC622962C
TrID 27.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
20.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
18.6% (.EXE) Win32 Executable (generic) (4504/4/1)
8.5% (.ICL) Windows Icons Library (generic) (2059/9)
8.3% (.EXE) OS/2 Executable (generic) (2029/13)
Magika pebin
Reporter Bitsight
Tags:exe Stealc


Avatar
Bitsight
url: http://185.215.113.16/steam/random.exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
454
Origin country :
US US
Vendor Threat Intelligence
Malware family:
dcrat
Create hunting rule
ID:
1
File name:
4363463463464363463463463.exe
Verdict:
Malicious activity
Analysis date:
2024-11-16 18:12:13 UTC
Tags:
loader opendir lumma stealer hausbomber dcrat github metasploit evasion python screenshot phorpiex discord phishing stealc blankgrabber telegram autoit miner amadey botnet upx payload smb cobaltstrike backdoor whitesnake exfiltration
Link:
https://app.any.run/tasks/a59a0aa7-c909-4412-bcc6-8755f3dbbae5

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.TrojanX-gen.28782.20172.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6738e4436bc7caf979b31ba4
Tags:
vmdetect autorun spam lien
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Searching for analyzing tools
Searching for the window
Running batch commands
Creating a process with a hidden window
Launching a process
Connection attempt to an infection source
Sending an HTTP GET request to an infection source
Verdict:
Malicious
Labled as:
Symmi.Generic
Link:
https://www.hybrid-analysis.com/sample/661b613ae0265d5595e719f7cb755ed063f15b31ba1e91dc02198bfa9974f5c3
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/a95f6886-797f-4e29-a331-38cdf74b8909
Result
Threat name:
PureCrypter, LummaC, Amadey, LummaC Stea
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1556957
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
Attempt to bypass Chrome Application-Bound Encryption
C2 URLs / IPs found in malware configuration
Creates multiple autostart registry keys
Detected PureCrypter Trojan
Detected unpacking (changes PE section rights)
Disable Windows Defender notifications (registry)
Disable Windows Defender real time protection (registry)
Disables Windows Defender Tamper protection
Drops PE files to the document folder of the user
Drops PE files to the user root directory
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Hides threads from debuggers
LummaC encrypted strings found
Machine Learning detection for sample
Modifies windows update settings
Monitors registry run keys for changes
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
PE file contains section with special chars
Query firmware table information (likely to detect VMs)
Sigma detected: New RUN Key Pointing to Suspicious Folder
Suricata IDS alerts for network traffic
Tries to detect process monitoring tools (Task Manager, Process Explorer etc.)
Tries to detect sandboxes / dynamic malware analysis system (registry check)
Tries to detect sandboxes and other dynamic analysis tools (window names)
Tries to detect virtualization through RDTSC time measurements
Tries to evade debugger and weak emulator (self modifying code)
Tries to harvest and steal Bitcoin Wallet information
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to steal Crypto Currency Wallets
Tries to steal Mail credentials (via file / registry access)
Yara detected Amadeys stealer DLL
Yara detected LummaC Stealer
Yara detected Powershell download and execute
Yara detected Stealc
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1556957 Sample: file.exe Startdate: 16/11/2024 Architecture: WINDOWS Score: 100 82 js.monitor.azure.com 2->82 84 cook-rain.sbs 2->84 86 aijscdn2-bwfdfxezdubebtb0.z01.azurefd.net 2->86 116 Suricata IDS alerts for network traffic 2->116 118 Found malware configuration 2->118 120 Antivirus detection for URL or domain 2->120 122 12 other signatures 2->122 9 file.exe 37 2->9         started        14 skotes.exe 2->14         started        16 e7dea42e57.exe 2->16         started        18 3 other processes 2->18 signatures3 process4 dnsIp5 88 185.215.113.206, 49704, 49729, 49770 WHOLESALECONNECTIONSNL Portugal 9->88 90 185.215.113.16 WHOLESALECONNECTIONSNL Portugal 9->90 92 127.0.0.1 unknown unknown 9->92 68 C:\Users\user\DocumentsKFBGDBFBKK.exe, PE32 9->68 dropped 70 C:\Users\user\AppData\...\softokn3[1].dll, PE32 9->70 dropped 72 C:\Users\user\AppData\Local\...\random[1].exe, PE32 9->72 dropped 74 11 other files (none is malicious) 9->74 dropped 164 Detected unpacking (changes PE section rights) 9->164 166 Attempt to bypass Chrome Application-Bound Encryption 9->166 168 Drops PE files to the document folder of the user 9->168 188 6 other signatures 9->188 20 cmd.exe 9->20         started        22 msedge.exe 2 10 9->22         started        25 chrome.exe 8 9->25         started        94 185.215.113.43 WHOLESALECONNECTIONSNL Portugal 14->94 170 Creates multiple autostart registry keys 14->170 172 Hides threads from debuggers 14->172 174 Tries to detect sandboxes / dynamic malware analysis system (registry check) 14->174 28 e7dea42e57.exe 14->28         started        30 b39ed05e31.exe 14->30         started        32 6cb554c070.exe 14->32         started        34 skotes.exe 14->34         started        176 Query firmware table information (likely to detect VMs) 16->176 178 Tries to harvest and steal ftp login credentials 16->178 180 Tries to harvest and steal browser information (history, passwords, etc) 16->180 182 Tries to steal Crypto Currency Wallets 18->182 184 Detected PureCrypter Trojan 18->184 186 Tries to detect process monitoring tools (Task Manager, Process Explorer etc.) 18->186 36 msedge.exe 18->36         started        39 7 other processes 18->39 file6 signatures7 process8 dnsIp9 41 DocumentsKFBGDBFBKK.exe 20->41         started        45 conhost.exe 20->45         started        124 Monitors registry run keys for changes 22->124 47 msedge.exe 22->47         started        96 192.168.2.5, 443, 49703, 49704 unknown unknown 25->96 98 239.255.255.250 unknown Reserved 25->98 49 chrome.exe 25->49         started        100 cook-rain.sbs 188.114.96.3 CLOUDFLARENETUS European Union 28->100 126 Detected unpacking (changes PE section rights) 28->126 128 Query firmware table information (likely to detect VMs) 28->128 130 Tries to detect sandboxes and other dynamic analysis tools (window names) 28->130 144 2 other signatures 28->144 52 chrome.exe 28->52         started        132 Modifies windows update settings 30->132 134 Disables Windows Defender Tamper protection 30->134 136 Tries to evade debugger and weak emulator (self modifying code) 30->136 146 2 other signatures 30->146 138 Hides threads from debuggers 32->138 140 Tries to detect sandboxes / dynamic malware analysis system (registry check) 32->140 142 Tries to detect process monitoring tools (Task Manager, Process Explorer etc.) 32->142 102 s-part-0017.t-0009.t-msedge.net 13.107.246.45, 443, 49740, 49760 MICROSOFT-CORP-MSN-AS-BLOCKUS United States 36->102 104 13.107.246.57, 443, 49843, 49845 MICROSOFT-CORP-MSN-AS-BLOCKUS United States 36->104 106 23 other IPs or domains 36->106 64 C:\Users\user\AppData\Local\...\Cookies, SQLite 36->64 dropped 108 4 other IPs or domains 39->108 54 chrome.exe 39->54         started        file10 signatures11 process12 dnsIp13 66 C:\Users\user\AppData\Local\...\skotes.exe, PE32 41->66 dropped 156 Detected unpacking (changes PE section rights) 41->156 158 Tries to evade debugger and weak emulator (self modifying code) 41->158 160 Tries to detect virtualization through RDTSC time measurements 41->160 162 3 other signatures 41->162 56 skotes.exe 41->56         started        76 www.google.com 142.250.186.100, 443, 49705, 49706 GOOGLEUS United States 49->76 78 play.google.com 172.217.18.14, 443, 49724 GOOGLEUS United States 49->78 80 2 other IPs or domains 49->80 59 chrome.exe 52->59         started        62 chrome.exe 52->62         started        file14 signatures15 process16 dnsIp17 148 Detected unpacking (changes PE section rights) 56->148 150 Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors) 56->150 152 Tries to evade debugger and weak emulator (self modifying code) 56->152 154 3 other signatures 56->154 110 s-part-0015.t-0009.t-msedge.net 13.107.246.43 MICROSOFT-CORP-MSN-AS-BLOCKUS United States 59->110 112 s-part-0016.t-0009.t-msedge.net 13.107.246.44 MICROSOFT-CORP-MSN-AS-BLOCKUS United States 59->112 114 11 other IPs or domains 59->114 signatures18
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/661b613ae0265d5595e719f7cb755ed063f15b31ba1e91dc02198bfa9974f5c3
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/661b613ae0265d5595e719f7cb755ed063f15b31ba1e91dc02198bfa9974f5c3/
Threat name:
Win32.Trojan.Malgent
Create hunting rule
Status:
Malicious
First seen:
2024-11-16 18:21:06 UTC
File Type:
PE (Exe)
Extracted files:
1
AV detection:
24 of 38 (63.16%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=mynwcoxaezovlfphdh34w5k62br7cwzrxipjdxacdgf7vglu6xbq._file
Result
Malware family:
n/a
Score:
  9/10
Tags:
discovery evasion
Link:
https://tria.ge/reports/241116-wzbejazqcx/
Behaviour
Suspicious behavior: EnumeratesProcesses
System Location Discovery: System Language Discovery
Suspicious use of NtSetInformationThreadHideFromDebugger
Checks BIOS information in registry
Identifies Wine through registry keys
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/487cf9cd-b3fd-42a9-bbe0-edd8af9c4e30
Unpacked files
SH256 hash:
b6c9254d393abc76bd9024ba14a98b6fd21c6ba297d453e6bbd3b991bc3593d1
MD5 hash:
703a259735b0211dd7eb67fb06691642
SHA1 hash:
ccd636dca73eddb171a9dca0f7a687bad7034c70
Detections:
win_stealc_w0
Create hunting rule
win_stealc_a0
Create hunting rule
Link:
https://www.unpac.me/results/ba30baef-464d-4390-8b6f-da369f38a9a8/
SH256 hash:
661b613ae0265d5595e719f7cb755ed063f15b31ba1e91dc02198bfa9974f5c3
MD5 hash:
25e27549e1527d5aaf41a3c33ad2e6d4
SHA1 hash:
635720e9d526da14d1130b79c079c119ed27d61c
Link:
https://www.unpac.me/results/ba30baef-464d-4390-8b6f-da369f38a9a8/
Malware family:
Stealc
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/661b613ae026/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/661b613ae0265d5595e719f7cb755ed063f15b31ba1e91dc02198bfa9974f5c3

File information

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

Web download

Stealc

Executable exe 661b613ae0265d5595e719f7cb755ed063f15b31ba1e91dc02198bfa9974f5c3

(this sample)

  
Dropped by
Amadey
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3273391/
  
URLhaus
https://urlhaus.abuse.ch/url/3279845/
  
URLhaus
https://urlhaus.abuse.ch/url/3079150/

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high
CHECK_NXMissing Non-Executable Memory Protectioncritical

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