MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6b37c5347754c31bd9aa8b946410b71da1b74a777480839b378d748cfbce2210. 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: 6b37c5347754c31bd9aa8b946410b71da1b74a777480839b378d748cfbce2210
SHA3-384 hash: 995249204f204e532d288c234ccf951d3956056e5d413fc05cd29e848c05f9e2279bb8b4c82a0630eb654832e7fa777c
SHA1 hash: a9e3659ed1d331406a9bd7826b334df47b7a39e1
MD5 hash: cd0ac63bd2ece29fe4ab3ae30df60d15
humanhash: green-potato-sink-finch
File name:cd0ac63bd2ece29fe4ab3ae30df60d15.exe
Download: download sample
Signature Stealc
Create hunting rule
File size:1'882'112 bytes
First seen:2024-12-17 08:42:57 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 24576:NQLO6ijXHg33UUyRRc6EAARJmWRURspriuai9cbmMo612OZpAIgrUMGfUN/yNNfb:NcLWi3UN/v0URQiuncYROZvKgEe1n
TLSH T1C59533080E1D96EEEEFD4970DBEE032967B89BC4C166BE3CB7580458564732EC1B54AC
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 :
414
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
amadey
Create hunting rule
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2024-12-16 20:02:00 UTC
Tags:
amadey botnet stealer loader arch-exec lumma remote xworm rhadamanthys stealc screenconnect cryptbot themida
Link:
https://app.any.run/tasks/1ad02d58-2646-493e-a4bf-f5e04107e5cd

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.Evo-gen.3768.12596.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
95.7%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67613c55653a8698dfd8f2b2
Tags:
stealer virus
Result
Verdict:
Clean
Maliciousness:

Behaviour
Сreating synchronization primitives
Searching for analyzing tools
Searching for the window
DNS request
Connection attempt
Sending a custom TCP request
Behavior that indicates a threat
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed packed packer_detected xpack
Link:
https://www.filescan.io/uploads/6761399d336b67ce9a2ff006/reports/4b721349-4053-4b21-97d8-e14d777394d2/overview
Verdict:
Malicious
Labled as:
Symmi.Generic
Link:
https://www.hybrid-analysis.com/sample/6b37c5347754c31bd9aa8b946410b71da1b74a777480839b378d748cfbce2210
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/67e8bfe2-98da-420f-a61e-c617453bd171
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/1576598
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 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 domain / URL
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)
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: 1576598 Sample: V65xPrgEHH.exe Startdate: 17/12/2024 Architecture: WINDOWS Score: 100 68 185.215.113.43 WHOLESALECONNECTIONSNL Portugal 2->68 70 sweepyribs.lat 2->70 72 4 other IPs or domains 2->72 88 Multi AV Scanner detection for domain / URL 2->88 90 Suricata IDS alerts for network traffic 2->90 92 Found malware configuration 2->92 94 16 other signatures 2->94 10 V65xPrgEHH.exe 2 2->10         started        15 skotes.exe 2->15         started        17 msedge.exe 9 2->17         started        signatures3 process4 dnsIp5 78 185.215.113.16, 49774, 80 WHOLESALECONNECTIONSNL Portugal 10->78 80 sweepyribs.lat 104.21.2.110, 443, 49714, 49716 CLOUDFLARENETUS United States 10->80 60 C:\...\KR15TKHJ5M0U4GXHXUFUP5O6GGVNHNU.exe, PE32 10->60 dropped 62 C:\Users\user\...\5XYR1IZSU740RQ8S.exe, PE32 10->62 dropped 120 Query firmware table information (likely to detect VMs) 10->120 122 Found many strings related to Crypto-Wallets (likely being stolen) 10->122 124 Tries to harvest and steal ftp login credentials 10->124 132 5 other signatures 10->132 19 5XYR1IZSU740RQ8S.exe 36 10->19         started        24 KR15TKHJ5M0U4GXHXUFUP5O6GGVNHNU.exe 9 1 10->24         started        126 Hides threads from debuggers 15->126 128 Tries to detect sandboxes / dynamic malware analysis system (registry check) 15->128 130 Tries to detect process monitoring tools (Task Manager, Process Explorer etc.) 15->130 26 msedge.exe 17->26         started        file6 signatures7 process8 dnsIp9 74 185.215.113.206, 49812, 49868, 80 WHOLESALECONNECTIONSNL Portugal 19->74 76 127.0.0.1 unknown unknown 19->76 50 C:\Users\user\DocumentsbehaviorgraphIEHIDHJDB.exe, PE32 19->50 dropped 52 C:\Users\user\AppData\...\softokn3[1].dll, PE32 19->52 dropped 54 C:\Users\user\AppData\Local\...\random[1].exe, PE32 19->54 dropped 56 11 other files (7 malicious) 19->56 dropped 96 Antivirus detection for dropped file 19->96 98 Detected unpacking (changes PE section rights) 19->98 100 Attempt to bypass Chrome Application-Bound Encryption 19->100 108 11 other signatures 19->108 28 cmd.exe 19->28         started        30 msedge.exe 2 10 19->30         started        33 chrome.exe 19->33         started        102 Machine Learning detection for dropped file 24->102 104 Modifies windows update settings 24->104 106 Disables Windows Defender Tamper protection 24->106 110 3 other signatures 24->110 file10 signatures11 process12 dnsIp13 36 GIEHIDHJDB.exe 28->36         started        40 conhost.exe 28->40         started        134 Monitors registry run keys for changes 30->134 42 msedge.exe 30->42         started        64 192.168.2.6, 443, 49704, 49709 unknown unknown 33->64 66 239.255.255.250 unknown Reserved 33->66 44 chrome.exe 33->44         started        signatures14 process15 dnsIp16 58 C:\Users\user\AppData\Local\...\skotes.exe, PE32 36->58 dropped 112 Antivirus detection for dropped file 36->112 114 Multi AV Scanner detection for dropped file 36->114 116 Detected unpacking (changes PE section rights) 36->116 118 5 other signatures 36->118 47 skotes.exe 36->47         started        82 www.google.com 142.250.181.132, 443, 49836, 49840 GOOGLEUS United States 44->82 84 plus.l.google.com 44->84 86 apis.google.com 44->86 file17 signatures18 process19 signatures20 136 Antivirus detection for dropped file 47->136 138 Multi AV Scanner detection for dropped file 47->138 140 Detected unpacking (changes PE section rights) 47->140 142 6 other signatures 47->142
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/6b37c5347754c31bd9aa8b946410b71da1b74a777480839b378d748cfbce2210
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/6b37c5347754c31bd9aa8b946410b71da1b74a777480839b378d748cfbce2210/
Threat name:
Win32.Trojan.Symmi
Create hunting rule
Status:
Malicious
First seen:
2024-12-17 04:46:30 UTC
File Type:
PE (Exe)
Extracted files:
1
AV detection:
27 of 38 (71.05%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=nm34kndxktbrxwnkrokgiefxdwq3ostxosaihgzxrv2iz66oeiia._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/241217-kmltyswngj/
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:
http://185.215.113.206
Verdict:
Suspicious
Tags:
lumma stealer c2 lumma_stealer
YARA:
n/a
Link:
https://app.threat.zone/submission/4aa7ea14-e195-491d-9429-92435ef45eb1
Unpacked files
SH256 hash:
3b361861ee9a40a63f9e027989b622f2426ca5a830f352d4bb77baaee57f73d2
MD5 hash:
c8c9458b44fd011f0a0d2ee8f1230a01
SHA1 hash:
5e8b9535764be0dc9e37c5231179d160e1d1dcab
Link:
https://www.unpac.me/results/fd059b0f-e9dd-46a4-a04c-4782a11bbeb1/
SH256 hash:
6b37c5347754c31bd9aa8b946410b71da1b74a777480839b378d748cfbce2210
MD5 hash:
cd0ac63bd2ece29fe4ab3ae30df60d15
SHA1 hash:
a9e3659ed1d331406a9bd7826b334df47b7a39e1
Link:
https://www.unpac.me/results/fd059b0f-e9dd-46a4-a04c-4782a11bbeb1/
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 6b37c5347754c31bd9aa8b946410b71da1b74a777480839b378d748cfbce2210

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3337943/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3245480/

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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