MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b42e54290ed4aad3ce47fee33a85c5438736e76c26f85a6e422a9da60203f219. 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 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b42e54290ed4aad3ce47fee33a85c5438736e76c26f85a6e422a9da60203f219
SHA3-384 hash: ba05c3ecbeb75d04228a2578ae00aa8397121cc7441d9e4c5b4cab2ab99c1fb46560883e6822ae91a2dccc53d869f6b7
SHA1 hash: e2c05c1cd61c9085f23f1462acdc10444c52dc0a
MD5 hash: d8c2dbe1dc35a7cdac6842d48fecb333
humanhash: fillet-pasta-spaghetti-river
File name:d8c2dbe1dc35a7cdac6842d48fecb333.exe
Download: download sample
Signature Stealc
Create hunting rule
File size:1'834'496 bytes
First seen:2024-12-16 09:02:32 UTC
Last seen:Never
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:KVGfuwDAsjKlaPIfyJsEQgRT4+Agta6x:IGfj9PIyWEfRTUw
TLSH T109853389DA3F7B24C89C02762291C3516B8E115C57A99F58B377BF8F50E7B80C89B91C
TrID 42.7% (.EXE) Win32 Executable (generic) (4504/4/1)
19.2% (.EXE) OS/2 Executable (generic) (2029/13)
19.0% (.EXE) Generic Win/DOS Executable (2002/3)
18.9% (.EXE) DOS Executable Generic (2000/1)
Magika pebin
Reporter abuse_ch
Tags:exe Stealc

Intelligence

File Origin
# of uploads :
1
# of downloads :
378
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
amadey
Create hunting rule
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2024-12-15 12:59:08 UTC
Tags:
amadey botnet stealer loader lumma stealc auto coinminer arch-exec telegram vidar themida
Link:
https://app.any.run/tasks/d0d42095-77eb-45c4-857c-d13ab7b3db1c

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.Evo-gen.22056.32314.UNOFFICIAL
Create hunting rule

Verdict:
Clean
Score:
84.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=675fed9e653a8698dfd32373
Tags:
malware
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
Searching for analyzing tools
Connection attempt to an infection source
Behavior that indicates a threat
DNS request
Connection attempt
Sending a custom TCP request
Query of malicious DNS domain
Sending a TCP request to an infection source
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed packed packer_detected
Link:
https://www.filescan.io/uploads/675feccce77197369948caa8/reports/864398b5-8512-44e7-a69c-b09e9cb0fd83/overview
Verdict:
Malicious
Labled as:
Symmi.Generic
Link:
https://www.hybrid-analysis.com/sample/b42e54290ed4aad3ce47fee33a85c5438736e76c26f85a6e422a9da60203f219
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:
Suspicious
Link:
https://analyze.intezer.com/analyses/6acf8191-f0f4-4690-a03b-525c1af64850
Result
Threat name:
LummaC, Amadey, LummaC Stealer, Stealc,
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1575796
Signature
AI detected suspicious sample
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
Attempt to bypass Chrome Application-Bound Encryption
C2 URLs / IPs found in malware configuration
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
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 dropped file
Machine Learning detection for sample
Modifies windows update settings
Monitors registry run keys for changes
Multi AV Scanner detection for submitted file
PE file contains section with special chars
Query firmware table information (likely to detect VMs)
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: 1575796 Sample: 4TPPuMwzSA.exe Startdate: 16/12/2024 Architecture: WINDOWS Score: 100 66 tacitglibbr.biz 2->66 100 Suricata IDS alerts for network traffic 2->100 102 Found malware configuration 2->102 104 Antivirus detection for URL or domain 2->104 106 13 other signatures 2->106 10 4TPPuMwzSA.exe 2 2->10         started        15 skotes.exe 2->15         started        17 skotes.exe 2->17         started        19 msedge.exe 9 2->19         started        signatures3 process4 dnsIp5 76 185.215.113.16, 49777, 49935, 80 WHOLESALECONNECTIONSNL Portugal 10->76 78 tacitglibbr.biz 104.21.50.161, 443, 49717, 49723 CLOUDFLARENETUS United States 10->78 62 C:\Users\user\...\B4U6J06FD2GOJV7081L.exe, PE32 10->62 dropped 64 C:\Users\user\...\0T9SUT3NIHPVYFO0WUKXI.exe, PE32 10->64 dropped 132 Query firmware table information (likely to detect VMs) 10->132 134 Found many strings related to Crypto-Wallets (likely being stolen) 10->134 136 Tries to harvest and steal ftp login credentials 10->136 144 5 other signatures 10->144 21 0T9SUT3NIHPVYFO0WUKXI.exe 36 10->21         started        26 B4U6J06FD2GOJV7081L.exe 9 1 10->26         started        80 185.215.113.43 WHOLESALECONNECTIONSNL Portugal 15->80 82 31.41.244.11 AEROEXPRESS-ASRU Russian Federation 15->82 138 Hides threads from debuggers 15->138 140 Tries to detect sandboxes / dynamic malware analysis system (registry check) 15->140 142 Tries to detect process monitoring tools (Task Manager, Process Explorer etc.) 15->142 28 msedge.exe 19->28         started        file6 signatures7 process8 dnsIp9 72 185.215.113.206, 49808, 49857, 49896 WHOLESALECONNECTIONSNL Portugal 21->72 74 127.0.0.1 unknown unknown 21->74 52 C:\Users\user\Documents\DBAEHCGHII.exe, PE32 21->52 dropped 54 C:\Users\user\AppData\...\softokn3[1].dll, PE32 21->54 dropped 56 C:\Users\user\AppData\Local\...\random[1].exe, PE32 21->56 dropped 58 11 other files (7 malicious) 21->58 dropped 108 Antivirus detection for dropped file 21->108 110 Detected unpacking (changes PE section rights) 21->110 112 Attempt to bypass Chrome Application-Bound Encryption 21->112 120 11 other signatures 21->120 30 cmd.exe 1 21->30         started        32 msedge.exe 2 11 21->32         started        35 chrome.exe 8 21->35         started        114 Machine Learning detection for dropped file 26->114 116 Modifies windows update settings 26->116 118 Disables Windows Defender Tamper protection 26->118 122 3 other signatures 26->122 file10 signatures11 process12 dnsIp13 38 DBAEHCGHII.exe 30->38         started        42 conhost.exe 30->42         started        90 Monitors registry run keys for changes 32->90 44 msedge.exe 32->44         started        68 192.168.2.9, 443, 49705, 49717 unknown unknown 35->68 70 239.255.255.250 unknown Reserved 35->70 46 chrome.exe 35->46         started        signatures14 process15 dnsIp16 60 C:\Users\user\AppData\Local\...\skotes.exe, PE32 38->60 dropped 124 Antivirus detection for dropped file 38->124 126 Detected unpacking (changes PE section rights) 38->126 128 Machine Learning detection for dropped file 38->128 130 5 other signatures 38->130 49 skotes.exe 38->49         started        84 www.google.com 142.250.181.68, 443, 49822, 49823 GOOGLEUS United States 46->84 86 plus.l.google.com 172.217.17.46, 443, 49859 GOOGLEUS United States 46->86 88 apis.google.com 46->88 file17 signatures18 process19 signatures20 92 Antivirus detection for dropped file 49->92 94 Detected unpacking (changes PE section rights) 49->94 96 Tries to detect sandboxes and other dynamic analysis tools (window names) 49->96 98 6 other signatures 49->98
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/b42e54290ed4aad3ce47fee33a85c5438736e76c26f85a6e422a9da60203f219
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b42e54290ed4aad3ce47fee33a85c5438736e76c26f85a6e422a9da60203f219/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2024-12-15 19:38:44 UTC
File Type:
PE (Exe)
Extracted files:
1
AV detection:
18 of 24 (75.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wqxfikio2svnhtsh73rtvbofiodtnz3me34fu3scfko2maqd6imq._file
Verdict:
malicious
Label(s):
lummastealer
Create hunting rule
Similar samples:
error
Stealc
Result
Malware family:
stealc
Create hunting rule
Score:
  10/10
Tags:
family:lumma family:stealc botnet:stok discovery evasion spyware stealer trojan
Link:
https://tria.ge/reports/241216-kz15eatlcw/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Browser Information Discovery
System Location Discovery: System Language Discovery
Suspicious use of NtSetInformationThreadHideFromDebugger
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Checks BIOS information in registry
Executes dropped EXE
Identifies Wine through registry keys
Loads dropped DLL
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Windows security modification
Downloads MZ/PE file
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Lumma Stealer, LummaC
Lumma family
Modifies Windows Defender Real-time Protection settings
Stealc
Stealc family
Malware Config
C2 Extraction:
https://sordid-snaked.cyou/api
https://awake-weaves.cyou/api
https://wrathful-jammy.cyou/api
https://debonairnukk.xyz/api
https://diffuculttan.xyz/api
https://effecterectz.xyz/api
https://deafeninggeh.biz/api
https://immureprech.biz/api
https://tacitglibbr.biz/api
http://185.215.113.206
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/26b54527-16a8-43c1-a279-45d2211129b2
Unpacked files
SH256 hash:
ab5e0f2771bb79670f526c5093162cff0208e6d7ee595e0c28bcbd6cc45def76
MD5 hash:
3c10e994e36e08d44bb3df9dbcd54874
SHA1 hash:
3c4e6ba676959b1a304498a72e342f2eb4474540
Link:
https://www.unpac.me/results/30ea0071-c2a7-4119-943e-5a961ebecc82/
SH256 hash:
b42e54290ed4aad3ce47fee33a85c5438736e76c26f85a6e422a9da60203f219
MD5 hash:
d8c2dbe1dc35a7cdac6842d48fecb333
SHA1 hash:
e2c05c1cd61c9085f23f1462acdc10444c52dc0a
Link:
https://www.unpac.me/results/30ea0071-c2a7-4119-943e-5a961ebecc82/
Please note that we are no longer able to provide a coverage score for Virus Total.

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:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)

File information

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

Web download

Stealc

Executable exe b42e54290ed4aad3ce47fee33a85c5438736e76c26f85a6e422a9da60203f219

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3337943/
  
Delivery method
Distributed via web download

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

Comments