MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 99bc99f541915e3abb85468c3e4889a78fd7de4d24af7673c89f6279644f2fd3. 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: 13


Intelligence 13 IOCs YARA 11 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 99bc99f541915e3abb85468c3e4889a78fd7de4d24af7673c89f6279644f2fd3
SHA3-384 hash: 434cb7a026e2e614db12c0703fcd148df1250ebec3e32171909be8d8c48a57e213987b79d352302993baf9a9eab814ab
SHA1 hash: 8c85030b6d7da4dcca62e2fc7b0837ecbaec71ec
MD5 hash: b272ddd0a44398c2dfb2969bbc8abf1d
humanhash: yellow-paris-finch-nine
File name:file
Download: download sample
Signature Amadey
Create hunting rule
File size:379'904 bytes
First seen:2024-05-15 02:56:17 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 8b14535b7546f94f1ac354dac2df7e48 (1 x GCleaner, 1 x Amadey)
ssdeep 6144:sIn+mm+HW/K2ATtuuAdirtY14BzFXBN7qzpkwf/KUrJfLR+B04HE0oV:V+mm+Ho/uC74BR7Gyw3NfLR+3HE0M
TLSH T19B84E00135F1C0B5F6A742314971D9A11A3FFC729F21CB5B73986A4F1C716C0AAA6BA3
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4504/4/1)
File icon (PE):PE icon
dhash icon 00081cc8c08c8c84 (1 x Amadey)
Reporter Bitsight
Tags:Amadey exe


Avatar
Bitsight
url: http://168.100.11.226/21372AA119DAB62FF66C4E6CE179C8CE.exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
381
Origin country :
US US
Vendor Threat Intelligence
Malware family:
amadey
Create hunting rule
ID:
1
File name:
99bc99f541915e3abb85468c3e4889a78fd7de4d24af7673c89f6279644f2fd3.exe
Verdict:
Malicious activity
Analysis date:
2024-05-15 02:57:28 UTC
Tags:
amadey botnet stealer
Link:
https://app.any.run/tasks/04306790-e427-4a47-95ed-847582ae9022

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Win.Packer.pkr_ce1a-9980177-0
Create hunting rule

Gathering data
Result
Verdict:
Clean
Maliciousness:

Behaviour
Searching for the window
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/6644247fbc04dffa9219e0bb/reports/ccbc1667-62d4-4c03-b1d3-c6ebfd1bbceb/overview
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/99bc99f541915e3abb85468c3e4889a78fd7de4d24af7673c89f6279644f2fd3
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:
Amadey
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/a7790ca9-b4e5-4eef-9d2b-0ed7d59aadf7
Result
Threat name:
Amadey
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1441736
Signature
Antivirus / Scanner detection for submitted sample
C2 URLs / IPs found in malware configuration
Contains functionality to inject code into remote processes
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found malware configuration
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
Sample uses string decryption to hide its real strings
Snort IDS alert for network traffic
Yara detected Amadey
Yara detected Amadeys stealer DLL
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1441736 Sample: file.exe Startdate: 15/05/2024 Architecture: WINDOWS Score: 100 33 Snort IDS alert for network traffic 2->33 35 Multi AV Scanner detection for domain / URL 2->35 37 Found malware configuration 2->37 39 8 other signatures 2->39 7 file.exe 5 2->7         started        process3 file4 29 C:\Users\user\AppData\Local\...\Dctooux.exe, PE32 7->29 dropped 41 Detected unpacking (changes PE section rights) 7->41 43 Detected unpacking (overwrites its own PE header) 7->43 45 Contains functionality to inject code into remote processes 7->45 11 Dctooux.exe 7->11         started        15 WerFault.exe 16 7->15         started        17 WerFault.exe 16 7->17         started        19 7 other processes 7->19 signatures5 process6 dnsIp7 31 94.156.68.141, 49736, 49737, 49738 TERASYST-ASBG Bulgaria 11->31 47 Multi AV Scanner detection for dropped file 11->47 21 WerFault.exe 11->21         started        23 WerFault.exe 11->23         started        25 WerFault.exe 11->25         started        27 6 other processes 11->27 signatures8 process9
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/99bc99f541915e3abb85468c3e4889a78fd7de4d24af7673c89f6279644f2fd3
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/99bc99f541915e3abb85468c3e4889a78fd7de4d24af7673c89f6279644f2fd3/
Threat name:
Win32.Trojan.Glupteba
Create hunting rule
Status:
Malicious
First seen:
2024-05-15 01:47:27 UTC
File Type:
PE (Exe)
Extracted files:
20
AV detection:
29 of 38 (76.32%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=tg6jt5kbsfpdvo4fi2gd4seju6h5pxsnesxxm46it5rhszcpf7jq._file
Result
Malware family:
amadey
Create hunting rule
Score:
  10/10
Tags:
family:amadey trojan
Link:
https://tria.ge/reports/240515-dfk6hsea3v/
Behaviour
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Drops file in Windows directory
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Amadey
Malware Config
C2 Extraction:
http://94.156.68.141
Unpacked files
SH256 hash:
99bc99f541915e3abb85468c3e4889a78fd7de4d24af7673c89f6279644f2fd3
MD5 hash:
b272ddd0a44398c2dfb2969bbc8abf1d
SHA1 hash:
8c85030b6d7da4dcca62e2fc7b0837ecbaec71ec
Link:
https://www.unpac.me/results/7a0ae87d-7b7a-4654-aef3-7f70d4edfc6d/
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/99bc99f541915e3abb85468c3e4889a78fd7de4d24af7673c89f6279644f2fd3

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:Amadey
Create hunting rule
Author:kevoreilly
Description:Amadey Payload
Rule name:cobalt_strike_tmp01925d3f
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:maldoc_find_kernel32_base_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
Rule name:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:ThreadControl__Context
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:Windows_Generic_Threat_bd24be68
Create hunting rule
Author:Elastic Security
Rule name:Windows_Trojan_Generic_2993e5a5
Create hunting rule
Author:Elastic Security
Rule name:win_amadey_a9f4
Create hunting rule
Author:Johannes Bader
Description:matches unpacked Amadey samples
Rule name:win_amadey_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.amadey.

File information

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

Web download

Amadey

Executable exe 99bc99f541915e3abb85468c3e4889a78fd7de4d24af7673c89f6279644f2fd3

(this sample)

  
Dropped by
Privateloader
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2850253/

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_PIEMissing Position-Independent Executable (PIE) Protectionhigh
Reviews
IDCapabilitiesEvidence
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::CloseHandle
WIN_BASE_APIUses Win Base APIKERNEL32.dll::TerminateProcess
KERNEL32.dll::LoadLibraryExW
KERNEL32.dll::LoadLibraryA
KERNEL32.dll::GetVolumeInformationA
KERNEL32.dll::GetStartupInfoW
KERNEL32.dll::GetCommandLineA
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.dll::WriteConsoleW
KERNEL32.dll::WriteConsoleA
KERNEL32.dll::ReadConsoleInputA
KERNEL32.dll::ReadConsoleW
KERNEL32.dll::SetStdHandle
KERNEL32.dll::GetConsoleAliasW
KERNEL32.dll::GetConsoleCP
KERNEL32.dll::GetConsoleMode
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CreateHardLinkA
KERNEL32.dll::CreateFileW
KERNEL32.dll::GetWindowsDirectoryW
KERNEL32.dll::GetSystemDirectoryW
KERNEL32.dll::RemoveDirectoryA
KERNEL32.dll::BackupWrite
WIN_BASE_USER_APIRetrieves Account InformationKERNEL32.dll::GetComputerNameA

Comments