MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 81bd1af927c4606db4674d3339efd1370b26b1fc3b7bda6e8985cdb97918a5d5. 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


Amadey


Vendor detections: 14


Intelligence 14 IOCs YARA 2 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 81bd1af927c4606db4674d3339efd1370b26b1fc3b7bda6e8985cdb97918a5d5
SHA3-384 hash: ed88f834aa012937a78548eb2532ff540eef38ab27fc16837bb534733685b96d13d200bc8a7ba82a0be0a20244753eab
SHA1 hash: ad8ec6b32e098a1007df8e09437afb217c35303c
MD5 hash: 618162ca15abdbcc5311e873497b98d6
humanhash: delaware-nitrogen-mountain-jersey
File name:618162ca15abdbcc5311e873497b98d6
Download: download sample
Signature Amadey
Create hunting rule
File size:1'914'368 bytes
First seen:2024-07-27 16:14:10 UTC
Last seen:2024-07-27 16:24:49 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:uX88ihTR/G54+HmUOXPGfV5RqE1q/Mht2RINhA:uMdRW4SmUQwjR71Fr2Rl
Threatray 39 similar samples on MalwareBazaar
TLSH T11C9533449FF5D2AED6DD7FF4575EA3A217110C40482B39896BBA20F83963C81809FB6D
TrID 29.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
22.7% (.EXE) Win16 NE executable (generic) (5038/12/1)
20.3% (.EXE) Win32 Executable (generic) (4504/4/1)
9.1% (.EXE) OS/2 Executable (generic) (2029/13)
9.0% (.EXE) Generic Win/DOS Executable (2002/3)
Reporter zbetcheckin
Tags:32 Amadey exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
379
Origin country :
FR FR
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Win32.TrojanX-gen.26822.32069.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
96.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66a51d093ee5253b89e5d75b
Tags:
Execution Generic Infostealer Network Stealth Trojan
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
Searching for analyzing tools
Creating a file
Creating a window
Searching for synchronization primitives
Creating a file in the %temp% subdirectories
Creating a process from a recently created file
Creating a process with a hidden window
Enabling autorun by creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
microsoft_visual_cc packed
Link:
https://www.filescan.io/uploads/66a51d088f66298c01f40a9e/reports/531746e9-a0ec-46ae-826f-e1f3822f3440/overview
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/05a024b0-cafd-435a-8a18-a297ee2811f6
Result
Threat name:
Amadey, Stealc, Vidar
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1483481
Signature
AI detected suspicious sample
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
Binary is likely a compiled AutoIt script file
C2 URLs / IPs found in malware configuration
Creates multiple autostart registry keys
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
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
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
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
PE file has nameless sections
Sigma detected: New RUN Key Pointing to Suspicious Folder
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 Powershell download and execute
Yara detected Stealc
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1483481 Sample: SsHMzKbVJK.exe Startdate: 27/07/2024 Architecture: WINDOWS Score: 100 95 www.youtube.com 2->95 97 www.wikipedia.org 2->97 99 28 other IPs or domains 2->99 125 Multi AV Scanner detection for domain / URL 2->125 127 Found malware configuration 2->127 129 Malicious sample detected (through community Yara rule) 2->129 131 17 other signatures 2->131 10 explorti.exe 2 19 2->10         started        15 SsHMzKbVJK.exe 5 2->15         started        17 explorti.exe 2->17         started        19 6 other processes 2->19 signatures3 process4 dnsIp5 107 185.215.113.19, 49737, 49739, 49742 WHOLESALECONNECTIONSNL Portugal 10->107 109 185.215.113.16, 49738, 49740, 49750 WHOLESALECONNECTIONSNL Portugal 10->109 83 C:\Users\user\AppData\...\5250f5d072.exe, PE32 10->83 dropped 85 C:\Users\user\AppData\...\43491e1402.exe, PE32 10->85 dropped 87 C:\Users\user\AppData\Local\...\random[1].exe, PE32 10->87 dropped 89 C:\Users\user\AppData\Local\...\random[1].exe, PE32 10->89 dropped 167 Creates multiple autostart registry keys 10->167 169 Hides threads from debuggers 10->169 171 Tries to detect sandboxes / dynamic malware analysis system (registry check) 10->171 21 43491e1402.exe 38 10->21         started        26 5250f5d072.exe 1 10->26         started        91 C:\Users\user\AppData\Local\...\explorti.exe, PE32 15->91 dropped 93 C:\Users\...\explorti.exe:Zone.Identifier, ASCII 15->93 dropped 173 Detected unpacking (changes PE section rights) 15->173 175 Tries to evade debugger and weak emulator (self modifying code) 15->175 177 Tries to detect virtualization through RDTSC time measurements 15->177 28 explorti.exe 15->28         started        179 Tries to detect process monitoring tools (Task Manager, Process Explorer etc.) 17->179 181 Binary is likely a compiled AutoIt script file 19->181 30 WerFault.exe 19->30         started        32 WerFault.exe 19->32         started        34 firefox.exe 19->34         started        36 firefox.exe 19->36         started        file6 signatures7 process8 dnsIp9 101 85.28.47.31, 49741, 80 GES-ASRU Russian Federation 21->101 69 C:\Users\user\AppData\RoamingAAAEBAFBGI.exe, PE32 21->69 dropped 71 C:\Users\user\AppData\...\softokn3[1].dll, PE32 21->71 dropped 73 C:\Users\user\AppData\Local\...\random[1].exe, PE32 21->73 dropped 79 13 other files (9 malicious) 21->79 dropped 147 Antivirus detection for dropped file 21->147 149 Detected unpacking (changes PE section rights) 21->149 151 Detected unpacking (overwrites its own PE header) 21->151 163 7 other signatures 21->163 38 cmd.exe 21->38         started        40 cmd.exe 21->40         started        42 WerFault.exe 21->42         started        153 Binary is likely a compiled AutoIt script file 26->153 155 Hides threads from debuggers 26->155 45 firefox.exe 26->45         started        157 Multi AV Scanner detection for dropped file 28->157 159 Machine Learning detection for dropped file 28->159 161 Tries to evade debugger and weak emulator (self modifying code) 28->161 165 2 other signatures 28->165 75 C:\ProgramData\Microsoft\...\Report.wer, Unicode 30->75 dropped 77 C:\ProgramData\Microsoft\...\Report.wer, Unicode 32->77 dropped 47 firefox.exe 34->47         started        103 prod.classify-client.prod.webservices.mozgcp.net 35.190.72.216 GOOGLEUS United States 36->103 105 127.0.0.1 unknown unknown 36->105 50 firefox.exe 36->50         started        file10 signatures11 process12 dnsIp13 52 userCBFBGCGIJK.exe 38->52         started        56 conhost.exe 38->56         started        58 RoamingAAAEBAFBGI.exe 40->58         started        60 conhost.exe 40->60         started        81 C:\ProgramData\Microsoft\...\Report.wer, Unicode 42->81 dropped 111 youtube-ui.l.google.com 172.217.16.206 GOOGLEUS United States 47->111 113 prod.detectportal.prod.cloudops.mozgcp.net 34.107.221.82 GOOGLEUS United States 47->113 115 3 other IPs or domains 47->115 62 firefox.exe 47->62         started        file14 process15 file16 67 C:\Users\user\AppData\Local\...\axplong.exe, PE32 52->67 dropped 133 Antivirus detection for dropped file 52->133 135 Detected unpacking (changes PE section rights) 52->135 137 Machine Learning detection for dropped file 52->137 145 2 other signatures 52->145 64 axplong.exe 52->64         started        139 Multi AV Scanner detection for dropped file 58->139 141 Tries to evade debugger and weak emulator (self modifying code) 58->141 143 Hides threads from debuggers 58->143 signatures17 process18 signatures19 117 Antivirus detection for dropped file 64->117 119 Detected unpacking (changes PE section rights) 64->119 121 Tries to detect sandboxes and other dynamic analysis tools (window names) 64->121 123 5 other signatures 64->123
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/81bd1af927c4606db4674d3339efd1370b26b1fc3b7bda6e8985cdb97918a5d5
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/81bd1af927c4606db4674d3339efd1370b26b1fc3b7bda6e8985cdb97918a5d5/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Malicious
First seen:
2024-07-27 16:06:21 UTC
File Type:
PE (Exe)
Extracted files:
1
AV detection:
21 of 24 (87.50%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=qg6rv6jhyrqg3ndhjuztt36rg4fsnmp4hn55u3ujqxg3s6iyuxkq._file
Verdict:
malicious
Similar samples:
048005bb91ce19f35b615d395a54b431559496853f9a92e6e9964318920c01bc
Amadey
43a0f9f1379cf2233bae788a127c55794758e104d4011d6fe482a6086a145517
Amadey
4b44ce9da2d83d7fbd6238e6350ab35ec8a49b7a286c5270a299aaf41a5568dd
Amadey
5008e2d6e04d5619881f6007c3526c39e89d5c826a4a3e8f7fb2d22a5c0186f7
Amadey
7349f05ab34b6ca57ddce8c86ab40a53b2d05f59e11528a8322d35122d8dcb51
Amadey
7458cd87185f80358d350fa8dbd4a9efcc072df17654ea87d93127fd598c3545
Amadey
7f2ded61bf7f77d2d5a08dd840f2a5cbdac2f78b33e817132591a05c0d039a4c
Amadey
98ddd445f1b7ca25290ee7d802944f444dbcf319ba138212dc3e04653dcc6ab8
Amadey
c596382cb0d70ffc611e7e49f9dc6c85269c98e92b76b23d6d54655609416d2c
Amadey
ede914d1d1c128dd80e5c4cd718df12f17b4d3e5fdc7ab060e36e310d66d061c
Amadey
+ 29 additional samples on MalwareBazaar
Result
Malware family:
stealc
Create hunting rule
Score:
  10/10
Tags:
family:amadey family:stealc botnet:0657d1 botnet:sila discovery evasion persistence stealer trojan
Link:
https://tria.ge/reports/240727-tp8aea1apc/
Behaviour
Checks processor information in registry
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Enumerates physical storage devices
Program crash
System Location Discovery: System Language Discovery
Drops file in Windows directory
AutoIT Executable
Suspicious use of NtSetInformationThreadHideFromDebugger
Adds Run key to start application
Checks BIOS information in registry
Checks computer location settings
Executes dropped EXE
Identifies Wine through registry keys
Loads dropped DLL
Downloads MZ/PE file
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Amadey
Stealc
Malware Config
C2 Extraction:
http://185.215.113.19
http://85.28.47.31
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/c4c829d8-8ff5-4eec-9c98-0acb515a9378
Unpacked files
SH256 hash:
928f804ca17b115d326daf42e30e37210797a54bc8bdcceabae2aa01030e5e19
MD5 hash:
c72a39e2679d12e7c39a208ea53296e0
SHA1 hash:
6ee3a568dfe6ff3faadbe670a1b66ea49e9e705f
Detections:
win_amadey
Create hunting rule
Link:
https://www.unpac.me/results/1846a97c-d89a-42db-b633-7c2e89eb6711/
SH256 hash:
81bd1af927c4606db4674d3339efd1370b26b1fc3b7bda6e8985cdb97918a5d5
MD5 hash:
618162ca15abdbcc5311e873497b98d6
SHA1 hash:
ad8ec6b32e098a1007df8e09437afb217c35303c
Link:
https://www.unpac.me/results/1846a97c-d89a-42db-b633-7c2e89eb6711/
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/81bd1af927c4606db4674d3339efd1370b26b1fc3b7bda6e8985cdb97918a5d5

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:pe_detect_tls_callbacks
Create hunting rule

File information

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

Web download

Amadey

Executable exe 81bd1af927c4606db4674d3339efd1370b26b1fc3b7bda6e8985cdb97918a5d5

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3073444/
  
URLhaus
https://urlhaus.abuse.ch/url/3072521/

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


Avatar
zbet commented on 2024-07-27 16:14:11 UTC

url : hxxp://185.215.113.19/mine/random.exe