| File name: | dOcsV4 - 副本.jpg.exe |
| Full analysis: | https://app.any.run/tasks/18b349ce-1a28-4337-92d7-62a046b4b2e9 |
| Verdict: | Malicious activity |
| Threats: | Agent Tesla is spyware that collects information about the actions of its victims by recording keystrokes and user interactions. It is falsely marketed as a legitimate software on the dedicated website where this malware is sold. |
| Analysis date: | November 14, 2018, 10:45:27 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/x-dosexec |
| File info: | PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows |
| MD5: | 3ED153D3456D4FE7AD48FD0C2F0ADAB9 |
| SHA1: | EE0E7F23EC1872C8BDDA18E92C91F118AB705907 |
| SHA256: | EED51A0854DFEDD7D046CAC8762E10CB3905EA037C02A1EA403FE15325ED9571 |
| SSDEEP: | 6144:jf5HYeRwRMzL9DoI1w3OLbKmejYZhZMGx3I7M+ql2C:D5H2SuI1GOvKmejYZhZ |
MALICIOUS
Runs app for hidden code execution
- dOcsV4 - 副本.jpg.exe (PID: 3884)
Changes the autorun value in the registry
- reg.exe (PID: 2104)
Writes to a start menu file
- dOcsV4 - 副本.jpg.exe (PID: 3884)
Application was dropped or rewritten from another process
- svhost.exe (PID: 2328)
Actions looks like stealing of personal data
- svhost.exe (PID: 2328)
AGENTTESLA was detected
- svhost.exe (PID: 2328)
SUSPICIOUS
Starts CMD.EXE for commands execution
- dOcsV4 - 副本.jpg.exe (PID: 3884)
Creates files in the user directory
- cmd.exe (PID: 3188)
- dOcsV4 - 副本.jpg.exe (PID: 3884)
Executable content was dropped or overwritten
- dOcsV4 - 副本.jpg.exe (PID: 3884)
- cmd.exe (PID: 3188)
Uses REG.EXE to modify Windows registry
- cmd.exe (PID: 3188)
Checks for external IP
- svhost.exe (PID: 2328)
Loads DLL from Mozilla Firefox
- svhost.exe (PID: 2328)
Connects to SMTP port
- svhost.exe (PID: 2328)
INFO
No info indicators.
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | Generic CIL Executable (.NET, Mono, etc.) (63.1) |
|---|---|---|
| .exe | | | Win64 Executable (generic) (23.8) |
| .dll | | | Win32 Dynamic Link Library (generic) (5.6) |
| .exe | | | Win32 Executable (generic) (3.8) |
| .exe | | | Generic Win/DOS Executable (1.7) |
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2018:10:31 09:15:59+01:00 |
| PEType: | PE32 |
| LinkerVersion: | 8 |
| CodeSize: | 233984 |
| InitializedDataSize: | 24576 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x3b0ce |
| OSVersion: | 4 |
| ImageVersion: | - |
| SubsystemVersion: | 4 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 18.2.3827.0 |
| ProductVersionNumber: | 18.2.3827.0 |
| FileFlagsMask: | 0x0017 |
| FileFlags: | (none) |
| FileOS: | Win32 |
| ObjectFileType: | Dynamic link library |
| FileSubtype: | - |
| LanguageCode: | Neutral |
| CharacterSet: | Unicode |
| Comments: | Avast Antivirus |
| CompanyName: | AVAST Software |
| FileDescription: | Avast Antivirus Installer |
| FileVersion: | 18.2.3827.0 |
| InternalName: | SfxInst |
| LegalCopyright: | Copyright (c) 2018 AVAST Software |
| OriginalFileName: | SfxInst.exe |
| ProductName: | Avast Antivirus |
| ProductVersion: | 18.2.3827.0 |
Summary
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 31-Oct-2018 08:15:59 |
DOS Header
| Magic number: | MZ |
|---|---|
| Bytes on last page of file: | 0x0090 |
| Pages in file: | 0x0003 |
| Relocations: | 0x0000 |
| Size of header: | 0x0004 |
| Min extra paragraphs: | 0x0000 |
| Max extra paragraphs: | 0xFFFF |
| Initial SS value: | 0x0000 |
| Initial SP value: | 0x00B8 |
| Checksum: | 0x0000 |
| Initial IP value: | 0x0000 |
| Initial CS value: | 0x0000 |
| Overlay number: | 0x0000 |
| OEM identifier: | 0x0000 |
| OEM information: | 0x0000 |
| Address of NE header: | 0x00000080 |
PE Headers
| Signature: | PE |
|---|---|
| Machine: | IMAGE_FILE_MACHINE_I386 |
| Number of sections: | 3 |
| Time date stamp: | 31-Oct-2018 08:15:59 |
| Pointer to Symbol Table: | 0x00000000 |
| Number of symbols: | 0 |
| Size of Optional Header: | 0x00E0 |
| Characteristics: |
|
Sections
Name | Virtual Address | Virtual Size | Raw Size | Charateristics | Entropy |
|---|---|---|---|---|---|
.text | 0x00002000 | 0x000390D4 | 0x00039200 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 7.86406 |
.rsrc | 0x0003C000 | 0x00005DB4 | 0x00005E00 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 5.50988 |
.reloc | 0x00042000 | 0x0000000C | 0x00000200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ | 0.10191 |
Resources
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
1 | 5.00112 | 490 | UNKNOWN | UNKNOWN | RT_MANIFEST |
2 | 3.5354 | 9640 | UNKNOWN | UNKNOWN | RT_ICON |
3 | 3.64062 | 4264 | UNKNOWN | UNKNOWN | RT_ICON |
4 | 4.23543 | 1128 | UNKNOWN | UNKNOWN | RT_ICON |
1000 | 2.44608 | 62 | UNKNOWN | UNKNOWN | RT_GROUP_ICON |
Imports
mscoree.dll |
Total processes
36
Monitored processes
4
Malicious processes
2
Suspicious processes
1
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2104 | reg add "HKCU\Software\Microsoft\Windows NT\CurrentVersion\Windows" /v Load /t REG_SZ /d "C:\Users\admin\AppData\Roaming\Win32 Updater\Win32 Updater.exe.lnk" /f | C:\Windows\system32\reg.exe | cmd.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Registry Console Tool Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 2328 | "C:\Users\admin\AppData\Local\Temp\svhost.exe" | C:\Users\admin\AppData\Local\Temp\svhost.exe | dOcsV4 - 副本.jpg.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: MSBuild.exe Exit code: 0 Version: 3.5.30729.4926 built by: NetFXw7 Modules
| |||||||||||||||
| 3188 | "cmd.exe" | C:\Windows\system32\cmd.exe | dOcsV4 - 副本.jpg.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Command Processor Exit code: 1 Version: 6.1.7601.17514 (win7sp1_rtm.101119-1850) Modules
| |||||||||||||||
| 3884 | "C:\Users\admin\AppData\Local\Temp\dOcsV4 - 副本.jpg.exe" | C:\Users\admin\AppData\Local\Temp\dOcsV4 - 副本.jpg.exe | explorer.exe | ||||||||||||
User: admin Company: AVAST Software Integrity Level: MEDIUM Description: Avast Antivirus Installer Exit code: 0 Version: 18.2.3827.0 Modules
| |||||||||||||||
Total events
237
Read events
224
Write events
13
Delete events
0
Modification events
| (PID) Process: | (2104) reg.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows NT\CurrentVersion\Windows |
| Operation: | write | Name: | Load |
Value: C:\Users\admin\AppData\Roaming\Win32 Updater\Win32 Updater.exe.lnk | |||
| (PID) Process: | (2328) svhost.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\svhost_RASAPI32 |
| Operation: | write | Name: | EnableFileTracing |
Value: 0 | |||
| (PID) Process: | (2328) svhost.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\svhost_RASAPI32 |
| Operation: | write | Name: | EnableConsoleTracing |
Value: 0 | |||
| (PID) Process: | (2328) svhost.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\svhost_RASAPI32 |
| Operation: | write | Name: | FileTracingMask |
Value: 4294901760 | |||
| (PID) Process: | (2328) svhost.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\svhost_RASAPI32 |
| Operation: | write | Name: | ConsoleTracingMask |
Value: 4294901760 | |||
| (PID) Process: | (2328) svhost.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\svhost_RASAPI32 |
| Operation: | write | Name: | MaxFileSize |
Value: 1048576 | |||
| (PID) Process: | (2328) svhost.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\svhost_RASAPI32 |
| Operation: | write | Name: | FileDirectory |
Value: %windir%\tracing | |||
| (PID) Process: | (2328) svhost.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\svhost_RASMANCS |
| Operation: | write | Name: | EnableFileTracing |
Value: 0 | |||
| (PID) Process: | (2328) svhost.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\svhost_RASMANCS |
| Operation: | write | Name: | EnableConsoleTracing |
Value: 0 | |||
| (PID) Process: | (2328) svhost.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\svhost_RASMANCS |
| Operation: | write | Name: | FileTracingMask |
Value: 4294901760 | |||
Executable files
2
Suspicious files
0
Text files
1
Unknown types
2
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 3188 | cmd.exe | C:\Users\admin\AppData\Roaming\Win32 | text | |
MD5:— | SHA256:— | |||
| 3884 | dOcsV4 - 副本.jpg.exe | C:\Users\admin\AppData\Roaming\Win32 Updater\Win32 Updater.exe.lnk | lnk | |
MD5:— | SHA256:— | |||
| 3188 | cmd.exe | C:\Users\admin\AppData\Roaming\Win32 Updater\Win32 Updater.exe | executable | |
MD5:— | SHA256:— | |||
| 3884 | dOcsV4 - 副本.jpg.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Win32 Updater.exe.lnk | lnk | |
MD5:— | SHA256:— | |||
| 3884 | dOcsV4 - 副本.jpg.exe | C:\Users\admin\AppData\Local\Temp\svhost.exe | executable | |
MD5:2E5F1CF69F92392F8829FC9C9263AE9B | SHA256:51985A57E085D8B17042F0CDC1F905380B792854733EB3275FD8FCE4E3BB886B | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
1
TCP/UDP connections
2
DNS requests
2
Threats
9
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
2328 | svhost.exe | GET | 200 | 216.146.38.70:80 | http://checkip.dyndns.org/ | US | html | 106 b | shared |
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
Connections
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
2328 | svhost.exe | 216.146.38.70:80 | checkip.dyndns.org | Dynamic Network Services, Inc. | US | shared |
2328 | svhost.exe | 192.185.129.64:587 | mail.signaturebrokers.in | CyrusOne LLC | US | malicious |
DNS requests
Domain | IP | Reputation |
|---|---|---|
checkip.dyndns.org |
| shared |
mail.signaturebrokers.in |
| malicious |
Threats
PID | Process | Class | Message |
|---|---|---|---|
1040 | svchost.exe | Misc activity | ET INFO DYNAMIC_DNS Query to *.dyndns. Domain |
2328 | svhost.exe | Potential Corporate Privacy Violation | ET POLICY External IP Lookup - checkip.dyndns.org |
2328 | svhost.exe | Potentially Bad Traffic | ET POLICY DynDNS CheckIp External IP Address Server Response |
2328 | svhost.exe | Generic Protocol Command Decode | SURICATA Applayer Detect protocol only one direction |
2328 | svhost.exe | A Network Trojan was detected | MALWARE [PTsecurity] AgentTesla Exfiltration via SMTP |
2328 | svhost.exe | A Network Trojan was detected | MALWARE [PTsecurity] AgentTesla.Spy Exfiltration Passwords via SMTP |
2328 | svhost.exe | A Network Trojan was detected | MALWARE [PTsecurity] AgentTesla Exfiltration via SMTP |
2 ETPRO signatures available at the full report