| File name: | 87098585daeb2f0511a89db970d7087f.exe |
| Full analysis: | https://app.any.run/tasks/16a7d47f-39e8-4f22-8045-d31c3f6675be |
| Verdict: | Malicious activity |
| Analysis date: | June 25, 2019, 17:51:35 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Indicators: | |
| MIME: | application/x-dosexec |
| File info: | PE32 executable (GUI) Intel 80386, for MS Windows |
| MD5: | 87098585DAEB2F0511A89DB970D7087F |
| SHA1: | D44809BABDE86A6C82E9DBDCA3270D7540B8677A |
| SHA256: | 8EFDD722BE3C304DAEA7BC32F9303A62AEAD90E12E5BE0B4C291D857F1EF4100 |
| SSDEEP: | 1536:+YJDauVEc9fM2ELpksWF9sj9L/Cu8O7LNy7u2ZORBrLd8t/v28I3IIMZK:JJDauVEcM2EF7ksj9Gu8upAYf8t/zFU |
MALICIOUS
Runs PING.EXE for delay simulation
- cmd.exe (PID: 2780)
- cmd.exe (PID: 2416)
Loads dropped or rewritten executable
- rundll32.exe (PID: 1472)
- rundll32.exe (PID: 2432)
Changes the autorun value in the registry
- rundll32.exe (PID: 2432)
SUSPICIOUS
Executable content was dropped or overwritten
- 87098585daeb2f0511a89db970d7087f.exe (PID: 3092)
- rundll32.exe (PID: 2432)
Starts CMD.EXE for commands execution
- 87098585daeb2f0511a89db970d7087f.exe (PID: 3092)
- rundll32.exe (PID: 2432)
Uses RUNDLL32.EXE to load library
- cmd.exe (PID: 2780)
- cmd.exe (PID: 3048)
Creates files in the program directory
- 87098585daeb2f0511a89db970d7087f.exe (PID: 3092)
Creates files in the user directory
- rundll32.exe (PID: 2432)
INFO
No info indicators.
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | Win64 Executable (generic) (64.6) |
|---|---|---|
| .dll | | | Win32 Dynamic Link Library (generic) (15.4) |
| .exe | | | Win32 Executable (generic) (10.5) |
| .exe | | | Generic Win/DOS Executable (4.6) |
| .exe | | | DOS Executable Generic (4.6) |
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2015:01:23 04:23:06+01:00 |
| PEType: | PE32 |
| LinkerVersion: | 6 |
| CodeSize: | 26112 |
| InitializedDataSize: | 86528 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x72a4 |
| OSVersion: | 4 |
| ImageVersion: | - |
| SubsystemVersion: | 4 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 1.0.0.126 |
| ProductVersionNumber: | 1.0.0.126 |
| FileFlagsMask: | 0x003f |
| FileFlags: | (none) |
| FileOS: | Windows NT 32-bit |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | English (U.S.) |
| CharacterSet: | Unicode |
| CompanyName: | Realtek Semiconductor |
| FileDescription: | HD Audio Background Process |
| FileVersion: | 1.0.0.126 |
| InternalName: | RtHDVBgProc.exe |
| LegalCopyright: | 2012 (c) Realtek Semiconductor. All rights reserved. |
| OriginalFileName: | RtHDVBgProc.exe |
| ProductName: | HD Audio Background Process |
| ProductVersion: | 1.0.0.126 |
Summary
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 23-Jan-2015 03:23:06 |
| Detected languages: |
|
| CompanyName: | Realtek Semiconductor |
| FileDescription: | HD Audio Background Process |
| FileVersion: | 1.0.0.126 |
| InternalName: | RtHDVBgProc.exe |
| LegalCopyright: | 2012 (c) Realtek Semiconductor. All rights reserved. |
| OriginalFilename: | RtHDVBgProc.exe |
| ProductName: | HD Audio Background Process |
| ProductVersion: | 1.0.0.126 |
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: | 0x000000E8 |
PE Headers
| Signature: | PE |
|---|---|
| Machine: | IMAGE_FILE_MACHINE_I386 |
| Number of sections: | 4 |
| Time date stamp: | 23-Jan-2015 03:23:06 |
| 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 | 0x00001000 | 0x0000643C | 0x00006600 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 6.49316 |
.rdata | 0x00008000 | 0x00012252 | 0x00012400 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 7.92959 |
.data | 0x0001B000 | 0x00002844 | 0x00001400 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 2.93817 |
.rsrc | 0x0001E000 | 0x000003C8 | 0x00000400 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 3.18131 |
Resources
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
1 | 3.46795 | 868 | UNKNOWN | English - United States | RT_VERSION |
Imports
KERNEL32.dll |
MSVCRT.dll |
SHELL32.dll |
Total processes
42
Monitored processes
8
Malicious processes
5
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 912 | ping 127.0.0.1 -n 1 | C:\Windows\system32\PING.EXE | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: TCP/IP Ping Command Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 1472 | rundll32 "C:\Users\admin\AppData\Roaming\CryptPol.dll",DriverLaunch | C:\Windows\system32\rundll32.exe | cmd.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
| |||||||||||||||
| 1520 | ping 127.0.0.1 -n 1 | C:\Windows\system32\PING.EXE | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: TCP/IP Ping Command Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 2416 | cmd /c ping 127.0.0.1 -n 1&del "C:\ProgramData\FF2D.tmp" | C:\Windows\system32\cmd.exe | — | rundll32.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Command Processor Exit code: 0 Version: 6.1.7601.17514 (win7sp1_rtm.101119-1850) Modules
| |||||||||||||||
| 2432 | rundll32.exe "C:\ProgramData\FF2D.tmp",DriverDev rdLNQW | C:\Windows\system32\rundll32.exe | cmd.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
| |||||||||||||||
| 2780 | cmd /c ping 127.0.0.1 -n 1&rundll32.exe "C:\ProgramData\FF2D.tmp",DriverDev rdLNQW | C:\Windows\system32\cmd.exe | — | 87098585daeb2f0511a89db970d7087f.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Command Processor Exit code: 0 Version: 6.1.7601.17514 (win7sp1_rtm.101119-1850) Modules
| |||||||||||||||
| 3048 | cmd /c rundll32 "C:\Users\admin\AppData\Roaming\CryptPol.dll",DriverLaunch | C:\Windows\system32\cmd.exe | — | rundll32.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Command Processor Exit code: 0 Version: 6.1.7601.17514 (win7sp1_rtm.101119-1850) Modules
| |||||||||||||||
| 3092 | "C:\Users\admin\AppData\Local\Temp\87098585daeb2f0511a89db970d7087f.exe" | C:\Users\admin\AppData\Local\Temp\87098585daeb2f0511a89db970d7087f.exe | explorer.exe | ||||||||||||
User: admin Company: Realtek Semiconductor Integrity Level: MEDIUM Description: HD Audio Background Process Exit code: 0 Version: 1.0.0.126 Modules
| |||||||||||||||
Total events
27
Read events
26
Write events
1
Delete events
0
Modification events
| (PID) Process: | (2432) rundll32.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run |
| Operation: | write | Name: | CryptPol |
Value: rundll32 "C:\Users\admin\AppData\Roaming\CryptPol.dll",DriverLaunch | |||
Executable files
2
Suspicious files
0
Text files
0
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 2432 | rundll32.exe | C:\Users\admin\AppData\Roaming\CryptPol.dll | executable | |
MD5:— | SHA256:— | |||
| 3092 | 87098585daeb2f0511a89db970d7087f.exe | C:\ProgramData\FF2D.tmp | executable | |
MD5:— | SHA256:— | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
4
TCP/UDP connections
4
DNS requests
3
Threats
4
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
1472 | rundll32.exe | POST | 400 | 58.158.177.102:443 | http://jnhs.tomshardpc.com:443/EKTV/index.php?id=1818621984 | JP | html | 362 b | malicious |
1472 | rundll32.exe | POST | 400 | 58.158.177.102:443 | http://jnhs.tomshardpc.com:443/GJPY/index.php?id=3510661160 | JP | html | 362 b | malicious |
1472 | rundll32.exe | POST | 400 | 58.158.177.102:443 | http://jnhs.tomshardpc.com:443/HQSV/index.php?id=2211904792 | JP | html | 362 b | malicious |
1472 | rundll32.exe | POST | 400 | 58.158.177.102:443 | http://jnhs.tomshardpc.com:443/EKTV/index.php?id=1986287608 | JP | html | 362 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 |
|---|---|---|---|---|---|---|
1472 | rundll32.exe | 58.158.177.102:443 | jnhs.tomshardpc.com | UCOM Corp. | JP | malicious |
DNS requests
Domain | IP | Reputation |
|---|---|---|
bcsr.wordoscorp.com |
| unknown |
jnhs.tomshardpc.com |
| malicious |
Threats
PID | Process | Class | Message |
|---|---|---|---|
1472 | rundll32.exe | Potentially Bad Traffic | ET POLICY HTTP traffic on port 443 (POST) |
1472 | rundll32.exe | Potentially Bad Traffic | ET POLICY HTTP traffic on port 443 (POST) |
1472 | rundll32.exe | Potentially Bad Traffic | ET POLICY HTTP traffic on port 443 (POST) |
1472 | rundll32.exe | Potentially Bad Traffic | ET POLICY HTTP traffic on port 443 (POST) |