analyze malware
- Huge database of samples and IOCs
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- Unlimited submissions
- Interactive approach
| File name: | file |
| Full analysis: | https://app.any.run/tasks/66cd30fb-3dc7-4ccc-a627-20e57dc412ba |
| Verdict: | Malicious activity |
| Threats: | Amadey is a formidable Windows infostealer threat, characterized by its persistence mechanisms, modular design, and ability to execute various malicious tasks. |
| Analysis date: | December 05, 2022 at 18:31:43 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/x-dosexec |
| File info: | PE32 executable (GUI) Intel 80386, for MS Windows |
| MD5: | 558ECB2838E008F47F58064DAC6F9FD4 |
| SHA1: | AFA24DB82AC0E36E28657A8D27B33865643C35DF |
| SHA256: | 4CEFBE84B7A36DAB4C59790587FA90F22DA86AD16386D0DBB36C6C8A3A813D5F |
| SSDEEP: | 6144:qLVdky/4d8Jh+aWZnjXp0rEZIDcs9iVS:qLV2y/MUhdWZL+JDcaiVS |
MALICIOUS
Changes the Startup folder
- gntuud.exe (PID: 3428)
AMADEY was detected
- gntuud.exe (PID: 3428)
Connects to the CnC server
- gntuud.exe (PID: 3428)
- rundll32.exe (PID: 3636)
Uses Task Scheduler to run other applications
- gntuud.exe (PID: 3428)
Changes the autorun value in the registry
- gntuud.exe (PID: 3428)
Loads the Task Scheduler COM API
- schtasks.exe (PID: 3908)
Loads dropped or rewritten executable
- rundll32.exe (PID: 3636)
Drops the executable file immediately after the start
- gntuud.exe (PID: 3428)
SUSPICIOUS
Reads the Internet Settings
- file.exe (PID: 1152)
- gntuud.exe (PID: 3428)
Connects to the server without a host name
- gntuud.exe (PID: 3428)
Uses RUNDLL32.EXE to load library
- gntuud.exe (PID: 3428)
Starts itself from another location
- file.exe (PID: 1152)
Executes via Task Scheduler
- gntuud.exe (PID: 2364)
- gntuud.exe (PID: 1040)
Drops a file with too old compile date
- gntuud.exe (PID: 3428)
Executable content was dropped or overwritten
- gntuud.exe (PID: 3428)
Process requests binary or script from the Internet
- gntuud.exe (PID: 3428)
INFO
Checks supported languages
- gntuud.exe (PID: 3428)
- gntuud.exe (PID: 2364)
- file.exe (PID: 1152)
- gntuud.exe (PID: 1040)
Checks proxy server information
- gntuud.exe (PID: 3428)
Reads the computer name
- gntuud.exe (PID: 3428)
- file.exe (PID: 1152)
Creates a file in a temporary directory
- gntuud.exe (PID: 3428)
- file.exe (PID: 1152)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | Win32 Executable MS Visual C++ (generic) (67.4) |
|---|---|---|
| .dll | | | Win32 Dynamic Link Library (generic) (14.2) |
| .exe | | | Win32 Executable (generic) (9.7) |
| .exe | | | Generic Win/DOS Executable (4.3) |
| .exe | | | DOS Executable Generic (4.3) |
Summary
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 2021-Jun-13 16:21:29 |
| Debug artifacts: |
|
DOS Header
| e_magic: | MZ |
|---|---|
| e_cblp: | 144 |
| e_cp: | 3 |
| e_crlc: | - |
| e_cparhdr: | 4 |
| e_minalloc: | - |
| e_maxalloc: | 65535 |
| e_ss: | - |
| e_sp: | 184 |
| e_csum: | - |
| e_ip: | - |
| e_cs: | - |
| e_ovno: | - |
| e_oemid: | - |
| e_oeminfo: | - |
| e_lfanew: | 232 |
PE Headers
| Signature: | PE |
|---|---|
| Machine: | IMAGE_FILE_MACHINE_I386 |
| NumberofSections: | 3 |
| TimeDateStamp: | 2021-Jun-13 16:21:29 |
| PointerToSymbolTable: | - |
| NumberOfSymbols: | - |
| SizeOfOptionalHeader: | 224 |
| Characteristics: |
|
Sections
Name | Virtual Address | Virtual Size | Raw Size | Charateristics | Entropy |
|---|---|---|---|---|---|
.text | 4096 | 106756 | 107008 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 6.34222 |
.data | 114688 | 240072 | 129024 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 7.92592 |
.rsrc | 356352 | 102440 | 102912 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 5.48923 |
Resources
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
1 | 5.33895 | 1736 | UNKNOWN | UNKNOWN | RT_ICON |
2 | 5.47765 | 1384 | UNKNOWN | UNKNOWN | RT_ICON |
3 | 5.08275 | 4264 | UNKNOWN | UNKNOWN | RT_ICON |
4 | 5.44877 | 1128 | UNKNOWN | UNKNOWN | RT_ICON |
5 | 5.72523 | 2216 | UNKNOWN | UNKNOWN | RT_ICON |
6 | 5.98694 | 1736 | UNKNOWN | UNKNOWN | RT_ICON |
7 | 5.89149 | 1384 | UNKNOWN | UNKNOWN | RT_ICON |
8 | 5.11653 | 4264 | UNKNOWN | UNKNOWN | RT_ICON |
9 | 4.66394 | 2440 | UNKNOWN | UNKNOWN | RT_ICON |
10 | 4.73079 | 1128 | UNKNOWN | UNKNOWN | RT_ICON |
Imports
GDI32.dll |
KERNEL32.dll |
Total processes
40
Monitored processes
6
Malicious processes
3
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1152 | "C:\Users\admin\AppData\Local\Temp\file.exe" | C:\Users\admin\AppData\Local\Temp\file.exe | — | Explorer.EXE | |||||||||||
User: admin Integrity Level: MEDIUM Exit code: 0 Modules
| |||||||||||||||
| 3428 | "C:\Users\admin\AppData\Local\Temp\3f904562a0\gntuud.exe" | C:\Users\admin\AppData\Local\Temp\3f904562a0\gntuud.exe | file.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Modules
| |||||||||||||||
| 3908 | "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN gntuud.exe /TR "C:\Users\admin\AppData\Local\Temp\3f904562a0\gntuud.exe" /F | C:\Windows\System32\schtasks.exe | — | gntuud.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Manages scheduled tasks Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 2364 | C:\Users\admin\AppData\Local\Temp\3f904562a0\gntuud.exe | C:\Users\admin\AppData\Local\Temp\3f904562a0\gntuud.exe | — | taskeng.exe | |||||||||||
User: admin Integrity Level: MEDIUM Exit code: 0 Modules
| |||||||||||||||
| 3636 | "C:\Windows\System32\rundll32.exe" C:\Users\admin\AppData\Roaming\56a1c3d463f381\cred.dll, Main | C:\Windows\System32\rundll32.exe | gntuud.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows host process (Rundll32) Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 1040 | C:\Users\admin\AppData\Local\Temp\3f904562a0\gntuud.exe | C:\Users\admin\AppData\Local\Temp\3f904562a0\gntuud.exe | — | taskeng.exe | |||||||||||
User: admin Integrity Level: MEDIUM Exit code: 0 Modules
| |||||||||||||||
Total events
1 512
Read events
1 468
Write events
44
Delete events
0
Modification events
| (PID) Process: | (1152) file.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | ProxyBypass |
Value: 1 | |||
| (PID) Process: | (1152) file.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | IntranetName |
Value: 1 | |||
| (PID) Process: | (1152) file.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | UNCAsIntranet |
Value: 1 | |||
| (PID) Process: | (1152) file.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | AutoDetect |
Value: 0 | |||
| (PID) Process: | (3428) gntuud.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\User Shell Folders |
| Operation: | write | Name: | Startup |
Value: C:\Users\admin\AppData\Local\Temp\3f904562a0\ | |||
| (PID) Process: | (3428) gntuud.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | ProxyBypass |
Value: 1 | |||
| (PID) Process: | (3428) gntuud.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | IntranetName |
Value: 1 | |||
| (PID) Process: | (3428) gntuud.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | UNCAsIntranet |
Value: 1 | |||
| (PID) Process: | (3428) gntuud.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | AutoDetect |
Value: 0 | |||
| (PID) Process: | (3428) gntuud.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content |
| Operation: | write | Name: | CachePrefix |
Value: | |||
Executable files
3
Suspicious files
0
Text files
1
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 3428 | gntuud.exe | C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\78RFYB7Z\cred[1].dll | executable | |
MD5:AEBF8CD9EA982DECDED5EE6F3777C6D7 | SHA256:104AF593683398F0980F2C86E6513B8C1B7DEDEDC1F924D4693AD92410D51A62 | |||
| 3428 | gntuud.exe | C:\Users\admin\AppData\Roaming\56a1c3d463f381\cred.dll | executable | |
MD5:AEBF8CD9EA982DECDED5EE6F3777C6D7 | SHA256:104AF593683398F0980F2C86E6513B8C1B7DEDEDC1F924D4693AD92410D51A62 | |||
| 1152 | file.exe | C:\Users\admin\AppData\Local\Temp\3f904562a0\gntuud.exe | executable | |
MD5:558ECB2838E008F47F58064DAC6F9FD4 | SHA256:4CEFBE84B7A36DAB4C59790587FA90F22DA86AD16386D0DBB36C6C8A3A813D5F | |||
| 3428 | gntuud.exe | C:\Users\admin\AppData\Local\Temp\302019708150 | image | |
MD5:B39A551C8CCC5542467DA438A55A1D5E | SHA256:AFEAB43274B733C558E41775844F435469981C38DCEC65F91D654EF88B1AB0D1 | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
4
TCP/UDP connections
3
DNS requests
0
Threats
7
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
3428 | gntuud.exe | POST | 200 | 31.41.244.167:80 | http://31.41.244.167/v7eWcjs/index.php?scr=1 | RU | — | — | malicious |
3636 | rundll32.exe | POST | 200 | 31.41.244.167:80 | http://31.41.244.167/v7eWcjs/index.php | RU | — | — | malicious |
3428 | gntuud.exe | GET | 200 | 31.41.244.167:80 | http://31.41.244.167/v7eWcjs/Plugins/cred.dll | RU | executable | 126 Kb | malicious |
3428 | gntuud.exe | POST | 200 | 31.41.244.167:80 | http://31.41.244.167/v7eWcjs/index.php | RU | text | 6 b | malicious |
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
Connections
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
3428 | gntuud.exe | 31.41.244.167:80 | — | Red Bytes LLC | RU | malicious |
— | — | 31.41.244.167:80 | — | Red Bytes LLC | RU | malicious |
DNS requests
Threats
PID | Process | Class | Message |
|---|---|---|---|
— | — | A Network Trojan was detected | ET TROJAN Amadey CnC Check-In |
— | — | A Network Trojan was detected | AV TROJAN Agent.DHOA System Info Exfiltration |
— | — | Potentially Bad Traffic | ET INFO Dotted Quad Host DLL Request |
— | — | Potential Corporate Privacy Violation | AV POLICY HTTP request for .dll file with no User-Agent |
— | — | Potential Corporate Privacy Violation | ET POLICY PE EXE or DLL Windows file download HTTP |
— | — | Potentially Bad Traffic | ET INFO Executable Retrieved With Minimal HTTP Headers - Potential Second Stage Download |
— | — | A Network Trojan was detected | AV TROJAN Trojan/Win32.Agent InfoStealer CnC Checkin |