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| File name: | r8_v2.1.exe |
| Full analysis: | https://app.any.run/tasks/3847cd7f-0af0-44bc-b656-6d36a0ddbd96 |
| Verdict: | Malicious activity |
| Analysis date: | April 23, 2019, 19:24:13 |
| 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, UPX compressed |
| MD5: | DCCD139DF69FC5659221ED0375A60DFA |
| SHA1: | 705FE5265617B2A354E55D28691A079CD8D5B43A |
| SHA256: | 9CFD8912607DCCDDF02143783B1995FC3767876768D0D4F6FDDBCA03603C7A78 |
| SSDEEP: | 6144:8cNYk1yuwEDBum3qYWnl0pd0EX3Zq2b6wfIDYm0PHQ:8cWkbgTYWnYnt/IDYhP |
MALICIOUS
Changes the autorun value in the registry
- r8_v2.1.exe (PID: 3804)
Changes Security Center notification settings
- r8_v2.1.exe (PID: 3804)
Changes the login/logoff helper path in the registry
- r8_v2.1.exe (PID: 3804)
SUSPICIOUS
Uses ATTRIB.EXE to modify file attributes
- cmd.exe (PID: 1288)
- cmd.exe (PID: 2124)
Starts CMD.EXE for commands execution
- r8_v2.1.exe (PID: 3804)
INFO
No info indicators.
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | UPX compressed Win32 Executable (38.2) |
|---|---|---|
| .exe | | | Win32 EXE Yoda's Crypter (37.5) |
| .dll | | | Win32 Dynamic Link Library (generic) (9.2) |
| .exe | | | Win32 Executable (generic) (6.3) |
| .exe | | | Win16/32 Executable Delphi generic (2.9) |
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2012:06:08 13:12:27+02:00 |
| PEType: | PE32 |
| LinkerVersion: | 2.25 |
| CodeSize: | 253952 |
| InitializedDataSize: | 4096 |
| UninitializedDataSize: | 487424 |
| EntryPoint: | 0xb5920 |
| OSVersion: | 4 |
| ImageVersion: | - |
| SubsystemVersion: | 4 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 4.0.0.0 |
| ProductVersionNumber: | 4.0.0.0 |
| FileFlagsMask: | 0x003f |
| FileFlags: | (none) |
| FileOS: | Win32 |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | English (U.S.) |
| CharacterSet: | Unicode |
| Comments: | Remote Service Application |
| CompanyName: | Microsoft Corp. |
| FileDescription: | Remote Service Application |
| FileVersion: | 1, 0, 0, 1 |
| InternalName: | MSRSAAPP |
| LegalCopyright: | Copyright (C) 1999 |
| OriginalFileName: | MSRSAAP.EXE |
| ProductName: | Remote Service Application |
| ProductVersion: | 4, 0, 0, 0 |
Summary
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 08-Jun-2012 11:12:27 |
| Detected languages: |
|
| Comments: | Remote Service Application |
| CompanyName: | Microsoft Corp. |
| FileDescription: | Remote Service Application |
| FileVersion: | 1, 0, 0, 1 |
| InternalName: | MSRSAAPP |
| LegalCopyright: | Copyright (C) 1999 |
| OriginalFilename: | MSRSAAP.EXE |
| ProductName: | Remote Service Application |
| ProductVersion: | 4, 0, 0, 0 |
DOS Header
| Magic number: | MZ |
|---|---|
| Bytes on last page of file: | 0x0050 |
| Pages in file: | 0x0002 |
| Relocations: | 0x0000 |
| Size of header: | 0x0004 |
| Min extra paragraphs: | 0x000F |
| Max extra paragraphs: | 0xFFFF |
| Initial SS value: | 0x0000 |
| Initial SP value: | 0x00B8 |
| Checksum: | 0x0000 |
| Initial IP value: | 0x0000 |
| Initial CS value: | 0x0000 |
| Overlay number: | 0x001A |
| OEM identifier: | 0x0000 |
| OEM information: | 0x0000 |
| Address of NE header: | 0x00000100 |
PE Headers
| Signature: | PE |
|---|---|
| Machine: | IMAGE_FILE_MACHINE_I386 |
| Number of sections: | 3 |
| Time date stamp: | 08-Jun-2012 11:12:27 |
| 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 |
|---|---|---|---|---|---|
UPX0 | 0x00001000 | 0x00077000 | 0x00000000 | IMAGE_SCN_CNT_UNINITIALIZED_DATA, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 0 |
UPX1 | 0x00078000 | 0x0003E000 | 0x0003DC00 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 7.92403 |
.rsrc | 0x000B6000 | 0x00001000 | 0x00001000 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 3.52578 |
Resources
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
1 | 3.34616 | 856 | Latin 1 / Western European | French - France | RT_VERSION |
2 | 6.99347 | 308 | Latin 1 / Western European | English - United States | RT_CURSOR |
3 | 7.08721 | 308 | Latin 1 / Western European | English - United States | RT_CURSOR |
4 | 7.21761 | 308 | Latin 1 / Western European | English - United States | RT_CURSOR |
5 | 7.17638 | 308 | Latin 1 / Western European | English - United States | RT_CURSOR |
6 | 7.21495 | 308 | Latin 1 / Western European | English - United States | RT_CURSOR |
7 | 7.1724 | 308 | Latin 1 / Western European | English - United States | RT_CURSOR |
4083 | 7.51571 | 524 | Latin 1 / Western European | UNKNOWN | RT_STRING |
4084 | 7.70161 | 1020 | Latin 1 / Western European | UNKNOWN | RT_STRING |
4085 | 6.74122 | 168 | Latin 1 / Western European | UNKNOWN | RT_STRING |
Imports
AVICAP32.DLL |
KERNEL32.DLL |
SHFolder.dll |
URLMON.DLL |
WS2_32.DLL |
advapi32.dll |
comctl32.dll |
gdi32.dll |
gdiplus.dll |
msacm32.dll |
Total processes
38
Monitored processes
6
Malicious processes
1
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process |
|---|---|---|---|---|
| 3804 | "C:\Users\admin\AppData\Local\Temp\r8_v2.1.exe" | C:\Users\admin\AppData\Local\Temp\r8_v2.1.exe | explorer.exe | |
User: admin Company: Microsoft Corp. Integrity Level: MEDIUM Description: Remote Service Application Version: 1, 0, 0, 1 | ||||
| 1288 | "C:\Windows\System32\cmd.exe" /k attrib "C:\Users\admin\AppData\Local\Temp\r8_v2.1.exe" +s +h | C:\Windows\System32\cmd.exe | — | r8_v2.1.exe |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Command Processor Version: 6.1.7601.17514 (win7sp1_rtm.101119-1850) | ||||
| 2124 | "C:\Windows\System32\cmd.exe" /k attrib "C:\Users\admin\AppData\Local\Temp" +s +h | C:\Windows\System32\cmd.exe | — | r8_v2.1.exe |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Command Processor Version: 6.1.7601.17514 (win7sp1_rtm.101119-1850) | ||||
| 3544 | notepad | C:\Windows\system32\notepad.exe | — | r8_v2.1.exe |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Notepad Version: 6.1.7600.16385 (win7_rtm.090713-1255) | ||||
| 1748 | attrib "C:\Users\admin\AppData\Local\Temp\r8_v2.1.exe" +s +h | C:\Windows\system32\attrib.exe | — | cmd.exe |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Attribute Utility Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) | ||||
| 2212 | attrib "C:\Users\admin\AppData\Local\Temp" +s +h | C:\Windows\system32\attrib.exe | — | cmd.exe |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Attribute Utility Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) | ||||
Total events
94
Read events
82
Write events
12
Delete events
0
Modification events
| (PID) Process: | (3804) r8_v2.1.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run |
| Operation: | write | Name: | MicroUpdate |
Value: C:\Windows\MSDCSC\hLURbto1T8Ei\msdcsc.exe | |||
| (PID) Process: | (3804) r8_v2.1.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon |
| Operation: | write | Name: | UserInit |
Value: C:\Windows\system32\userinit.exe,C:\Windows\MSDCSC\hLURbto1T8Ei\msdcsc.exe | |||
| (PID) Process: | (3804) r8_v2.1.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | UNCAsIntranet |
Value: 0 | |||
| (PID) Process: | (3804) r8_v2.1.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | AutoDetect |
Value: 1 | |||
| (PID) Process: | (3804) r8_v2.1.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\System |
| Operation: | write | Name: | DisableTaskMgr |
Value: 1 | |||
| (PID) Process: | (3804) r8_v2.1.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\System |
| Operation: | write | Name: | DisableRegistryTools |
Value: 1 | |||
| (PID) Process: | (3804) r8_v2.1.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\System |
| Operation: | write | Name: | EnableLUA |
Value: 0 | |||
| (PID) Process: | (3804) r8_v2.1.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Security Center |
| Operation: | write | Name: | AntiVirusDisableNotify |
Value: 1 | |||
| (PID) Process: | (3804) r8_v2.1.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Security Center |
| Operation: | write | Name: | UpdatesDisableNotify |
Value: 1 | |||
| (PID) Process: | (3804) r8_v2.1.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies |
| Operation: | write | Name: | NoControlPanel |
Value: 1 | |||
Executable files
0
Suspicious files
0
Text files
0
Unknown types
0
Dropped files
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
0
DNS requests
0
Threats
0
HTTP requests
Download PCAP, analyze network streams, HTTP content and a lot more at the full report