MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8d9b395911fbe2544b12f580e55d3096408be77d3e4ee7452404f74ae1e82a0a. 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: 16


Intelligence 16 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8d9b395911fbe2544b12f580e55d3096408be77d3e4ee7452404f74ae1e82a0a
SHA3-384 hash: 6ea0714e30668e00393c1462215897fdac7a010e7fe4ed14ac5c6ac416815a1e95dcc9e0265e90aa96fb9d0071e7f784
SHA1 hash: 613d6b10d6607767275e0bfdd923e1b41b0567b9
MD5 hash: dedc03e5664dc8b261493741b90492d2
humanhash: colorado-delta-march-purple
File name:file
Download: download sample
Signature Stealc
Create hunting rule
File size:325'632 bytes
First seen:2024-07-23 15:54:42 UTC
Last seen:2024-07-23 16:39:09 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 58093ffabb9a2185417f2ba8d6a1667e (3 x Stealc, 1 x Tofsee)
ssdeep 6144:04LQLMhlkOkSRayLC1eN22ujkDuxan/NE7T:nQklkOV4ynN22ugDusnqv
Threatray 27 similar samples on MalwareBazaar
TLSH T1A464CF2136F4C472E36706354D25CAB54B37BC63ADA1898B3BE43F7FAE312919A14712
TrID 37.3% (.EXE) Win64 Executable (generic) (10523/12/4)
17.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
15.9% (.EXE) Win32 Executable (generic) (4504/4/1)
7.3% (.ICL) Windows Icons Library (generic) (2059/9)
7.2% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon 020604030a183000 (1 x Smoke Loader, 1 x GCleaner, 1 x Stealc)
Reporter Bitsight
Tags:exe Stealc


Avatar
Bitsight
url: http://77.91.77.81/stealc/random.exe

Intelligence

File Origin
# of uploads :
6
# of downloads :
404
Origin country :
US US
Vendor Threat Intelligence
Detection(s):
Win.Packer.pkr_ce1a-9980177-0
Create hunting rule

Verdict:
Malicious
Score:
97.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=669fd2586f74caeb2f89a5c0
Tags:
Execution Generic Infostealer Network Stealth Trojan
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
Connecting to a non-recommended domain
Connection attempt
Sending an HTTP GET request
Running batch commands
Creating a process with a hidden window
Launching the default Windows debugger (dwwin.exe)
Launching a process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
epmicrosoft_visual_cc fingerprint microsoft_visual_cc
Link:
https://www.filescan.io/uploads/669fd264cbb32227b6aac0f5/reports/f3bae37e-ee39-4c10-b19e-8c2852cac630/overview
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/8d9b395911fbe2544b12f580e55d3096408be77d3e4ee7452404f74ae1e82a0a
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:
Stealc
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/9775f64f-8751-42ea-8843-5cb88a260fee
Result
Threat name:
Amadey, Babadeda, Stealc, Vidar
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1479527
Signature
AI detected suspicious sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found evasive API chain (may stop execution after checking locale)
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Hides threads from debuggers
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
PE file contains section with special chars
PE file has a writeable .text section
Potentially malicious time measurement code found
Sample uses string decryption to hide its real strings
Searches for specific processes (likely to inject)
Sigma detected: Suspicious File Creation In Uncommon AppData Folder
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 Babadeda
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: 1479527 Sample: file.exe Startdate: 23/07/2024 Architecture: WINDOWS Score: 100 119 www.youtube.com 2->119 121 support.mozilla.org 2->121 123 29 other IPs or domains 2->123 145 Found malware configuration 2->145 147 Malicious sample detected (through community Yara rule) 2->147 149 Antivirus detection for URL or domain 2->149 151 15 other signatures 2->151 11 file.exe 40 2->11         started        16 explorti.exe 2->16         started        18 explorti.exe 2->18         started        20 5 other processes 2->20 signatures3 process4 dnsIp5 131 85.28.47.31, 49730, 49747, 80 GES-ASRU Russian Federation 11->131 133 77.91.77.81, 49732, 80 FOTONTELECOM-TRANSIT-ASFOTONTELECOMISPRU Russian Federation 11->133 91 C:\Users\user\AppData\RoamingDAKFCGIJKJ.exe, PE32 11->91 dropped 93 C:\Users\user\AppData\...\softokn3[1].dll, PE32 11->93 dropped 95 C:\Users\user\AppData\Local\...\nss3[1].dll, PE32 11->95 dropped 99 15 other files (11 malicious) 11->99 dropped 169 Detected unpacking (changes PE section rights) 11->169 171 Detected unpacking (overwrites its own PE header) 11->171 173 Tries to steal Mail credentials (via file / registry access) 11->173 187 7 other signatures 11->187 22 cmd.exe 11->22         started        24 cmd.exe 1 11->24         started        26 cmd.exe 1 11->26         started        28 WerFault.exe 11->28         started        175 Tries to detect sandboxes and other dynamic analysis tools (window names) 16->175 177 Tries to evade debugger and weak emulator (self modifying code) 16->177 179 Hides threads from debuggers 16->179 135 77.91.77.82 FOTONTELECOM-TRANSIT-ASFOTONTELECOMISPRU Russian Federation 18->135 97 C:\Users\user\AppData\Local\...\num[1].exe, PE32 18->97 dropped 181 Tries to detect sandboxes / dynamic malware analysis system (registry check) 18->181 183 Tries to detect process monitoring tools (Task Manager, Process Explorer etc.) 18->183 31 explorti.exe 18->31         started        137 play.google.com 20->137 185 Maps a DLL or memory area into another process 20->185 33 firefox.exe 13 231 20->33         started        36 msedge.exe 20->36         started        38 msedge.exe 20->38         started        40 6 other processes 20->40 file6 signatures7 process8 dnsIp9 42 RoamingDAKFCGIJKJ.exe 22->42         started        46 conhost.exe 22->46         started        48 userGCBKECAKFB.exe 4 24->48         started        50 conhost.exe 24->50         started        52 userAKFCFBAAEH.exe 8 26->52         started        54 conhost.exe 26->54         started        101 C:\ProgramData\Microsoft\...\Report.wer, Unicode 28->101 dropped 107 prod.detectportal.prod.cloudops.mozgcp.net 34.107.221.82 GOOGLEUS United States 33->107 109 telemetry-incoming.r53-2.services.mozilla.com 34.120.208.123 GOOGLEUS United States 33->109 115 10 other IPs or domains 33->115 103 C:\Users\user\AppData\...\gmpopenh264.dll.tmp, PE32+ 33->103 dropped 105 C:\Users\user\...\gmpopenh264.dll (copy), PE32+ 33->105 dropped 56 firefox.exe 33->56         started        58 firefox.exe 33->58         started        60 firefox.exe 33->60         started        111 www.youtube.com 36->111 113 clients2.googleusercontent.com 36->113 117 18 other IPs or domains 36->117 file10 process11 file12 87 C:\Users\user\AppData\Local\...\axplong.exe, PE32 42->87 dropped 153 Multi AV Scanner detection for dropped file 42->153 155 Detected unpacking (changes PE section rights) 42->155 157 Tries to evade debugger and weak emulator (self modifying code) 42->157 167 4 other signatures 42->167 62 axplong.exe 42->62         started        89 C:\Users\user\AppData\Local\...\explorti.exe, PE32 48->89 dropped 159 Antivirus detection for dropped file 48->159 161 Machine Learning detection for dropped file 48->161 163 Tries to detect virtualization through RDTSC time measurements 48->163 65 explorti.exe 48->65         started        165 Detected unpacking (overwrites its own PE header) 52->165 67 cmd.exe 1 52->67         started        signatures13 process14 signatures15 189 Multi AV Scanner detection for dropped file 62->189 191 Detected unpacking (changes PE section rights) 62->191 193 Tries to evade debugger and weak emulator (self modifying code) 62->193 195 Hides threads from debuggers 65->195 197 Tries to detect sandboxes / dynamic malware analysis system (registry check) 65->197 199 Tries to detect process monitoring tools (Task Manager, Process Explorer etc.) 65->199 69 chrome.exe 1 67->69         started        72 msedge.exe 16 67->72         started        74 conhost.exe 67->74         started        76 firefox.exe 1 67->76         started        process16 dnsIp17 125 192.168.2.4, 443, 49730, 49731 unknown unknown 69->125 127 192.168.2.5 unknown unknown 69->127 129 239.255.255.250 unknown Reserved 69->129 78 chrome.exe 69->78         started        81 chrome.exe 69->81         started        83 chrome.exe 69->83         started        85 msedge.exe 72->85         started        process18 dnsIp19 139 www.youtube.com 78->139 141 accounts.youtube.com 78->141 143 4 other IPs or domains 78->143
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/8d9b395911fbe2544b12f580e55d3096408be77d3e4ee7452404f74ae1e82a0a
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8d9b395911fbe2544b12f580e55d3096408be77d3e4ee7452404f74ae1e82a0a/
Threat name:
Win32.Trojan.Privateloader
Create hunting rule
Status:
Malicious
First seen:
2024-07-23 15:55:06 UTC
File Type:
PE (Exe)
Extracted files:
14
AV detection:
20 of 24 (83.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rwntswir7prfisys6waokxjqszaixz35hzhoorjeat3uvypififa._file
Verdict:
malicious
Similar samples:
164865d694e4965f098342edfd6aa0271ff757948813f74f7eb4138fcf596932
Stealc
8e30088691e13e06713d21bc9c56c1e539eb42cb42ec9acb3de4b7243b796b12
Stealc
a742195deed206c4ece07a4ee6f72f9ea2463ceb5ca9587f82758829c20571cc
Stealc
d264838d9f1199dc54fc71623623bfcca58f05dbbfe958424c2758bc655dfcaa
Stealc
d747ab8be3ac467112c7325ba1cd57111cc080a98da6672c81be5a91dfbd9a56
Stealc
d99e41c304f50b2548a79f43cfea1de5d96ceb38b254ed8057b59ae190916200
Stealc
+ 17 additional samples on MalwareBazaar
Result
Malware family:
stealc
Create hunting rule
Score:
  10/10
Tags:
family:stealc botnet:sila discovery stealer
Link:
https://tria.ge/reports/240723-tcrrws1blg/
Behaviour
Program crash
System Location Discovery: System Language Discovery
Stealc
Malware Config
C2 Extraction:
http://85.28.47.31
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/d82d1367-115a-4cca-a690-c4e6f6bd22d9
Unpacked files
SH256 hash:
3c2245fb7f3d374d8685a573a6cafbe79b5807f0f8cbd52f0cf4a203b785ab06
MD5 hash:
ca10bc5dbf009b6df405c2ccbdd22efb
SHA1 hash:
d1c8f25dac637ba857ec28a0ffcfafa73e23a622
Detections:
stealc
Create hunting rule
Link:
https://www.unpac.me/results/c911a125-a76a-4a37-ad5c-188efccf30a5/
Parent samples :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 hash:
8d9b395911fbe2544b12f580e55d3096408be77d3e4ee7452404f74ae1e82a0a
MD5 hash:
dedc03e5664dc8b261493741b90492d2
SHA1 hash:
613d6b10d6607767275e0bfdd923e1b41b0567b9
Link:
https://www.unpac.me/results/c911a125-a76a-4a37-ad5c-188efccf30a5/
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/8d9b395911fbe2544b12f580e55d3096408be77d3e4ee7452404f74ae1e82a0a

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:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerException__SetConsoleCtrl
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

File information

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

Web download

Stealc

Executable exe 8d9b395911fbe2544b12f580e55d3096408be77d3e4ee7452404f74ae1e82a0a

(this sample)

  
Dropped by
Amadey
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2909131/
  
URLhaus
https://urlhaus.abuse.ch/url/2908698/
  
URLhaus
https://urlhaus.abuse.ch/url/2909129/

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
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh
Reviews
IDCapabilitiesEvidence
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::SetProcessShutdownParameters
KERNEL32.dll::CloseHandle
WIN_BASE_APIUses Win Base APIKERNEL32.dll::TerminateProcess
KERNEL32.dll::FindFirstVolumeMountPointW
KERNEL32.dll::LoadLibraryW
KERNEL32.dll::LoadLibraryA
KERNEL32.dll::GetStartupInfoW
KERNEL32.dll::GetDiskFreeSpaceExA
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.dll::WriteConsoleW
KERNEL32.dll::PeekConsoleInputW
KERNEL32.dll::SetConsoleCtrlHandler
KERNEL32.dll::SetStdHandle
KERNEL32.dll::GetConsoleCP
KERNEL32.dll::GetConsoleAliasesW
KERNEL32.dll::GetConsoleMode
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CreateHardLinkA
KERNEL32.dll::CreateFileA
KERNEL32.dll::CreateFileW
KERNEL32.dll::GetSystemDirectoryA
WIN_REG_APICan Manipulate Windows RegistryADVAPI32.dll::RegSetValueA

Comments