| File name: | 41dd45498498a061bb16095966f3449b08b2bf8ef794d8372eefe8b7319853e0 |
| Full analysis: | https://app.any.run/tasks/4415f206-fdc8-46e8-b4b9-e948b6b58c33 |
| Verdict: | Malicious activity |
| Analysis date: | June 12, 2019, 07:07:52 |
| 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: | 0805EEB2D2D4E268F9CBB1AA8E8E6541 |
| SHA1: | CBFF64CE533C2614A787EB6085A7D53DDA6233E6 |
| SHA256: | 41DD45498498A061BB16095966F3449B08B2BF8EF794D8372EEFE8B7319853E0 |
| SSDEEP: | 24576:LAHnh+eWsN3skA4RV1Hom2KXMmHa4OdpbmeaHk5:mh+ZkldoPK8Ya4wyY |
MALICIOUS
Changes the autorun value in the registry
- 41dd45498498a061bb16095966f3449b08b2bf8ef794d8372eefe8b7319853e0.exe (PID: 3104)
Uses Task Scheduler to run other applications
- RegSvcs.exe (PID: 2300)
Loads the Task Scheduler COM API
- schtasks.exe (PID: 4076)
- schtasks.exe (PID: 3332)
SUSPICIOUS
Executable content was dropped or overwritten
- 41dd45498498a061bb16095966f3449b08b2bf8ef794d8372eefe8b7319853e0.exe (PID: 3104)
Creates files in the user directory
- 41dd45498498a061bb16095966f3449b08b2bf8ef794d8372eefe8b7319853e0.exe (PID: 3104)
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: | 2019:06:10 15:32:02+02:00 |
| PEType: | PE32 |
| LinkerVersion: | 12 |
| CodeSize: | 581632 |
| InitializedDataSize: | 617472 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x2800a |
| OSVersion: | 5.1 |
| ImageVersion: | - |
| SubsystemVersion: | 5.1 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 1.0.0.0 |
| ProductVersionNumber: | 1.0.0.0 |
| FileFlagsMask: | 0x0000 |
| FileFlags: | (none) |
| FileOS: | Win32 |
| ObjectFileType: | Dynamic link library |
| FileSubtype: | - |
| LanguageCode: | English (U.S.) |
| CharacterSet: | Unicode |
| FileDescription: | AppxPackaging |
| OriginalFileName: | RtkAudioService64 |
| CompanyName: | AuditShD |
| FileVersion: | 464.930.673.643 |
| LegalCopyright: | iscsicpl |
| ProductName: | compact |
| ProductVersion: | 558.320.338.283 |
Summary
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 10-Jun-2019 13:32:02 |
| Detected languages: |
|
| FileDescription: | AppxPackaging |
| OriginalFilename: | RtkAudioService64 |
| CompanyName: | AuditShD |
| FileVersion: | 464.930.673.643 |
| LegalCopyright: | iscsicpl |
| ProductName: | compact |
| ProductVersion: | 558.320.338.283 |
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: | 0x00000110 |
PE Headers
| Signature: | PE |
|---|---|
| Machine: | IMAGE_FILE_MACHINE_I386 |
| Number of sections: | 5 |
| Time date stamp: | 10-Jun-2019 13:32:02 |
| 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 | 0x0008DFDD | 0x0008E000 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 6.67525 |
.rdata | 0x0008F000 | 0x0002FD8E | 0x0002FE00 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 5.76324 |
.data | 0x000BF000 | 0x00008F74 | 0x00005200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 1.19638 |
.rsrc | 0x000C8000 | 0x0005A95C | 0x0005AA00 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 7.00187 |
.reloc | 0x00123000 | 0x00007134 | 0x00007200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ | 6.78396 |
Resources
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
1 | 5.40026 | 1007 | Latin 1 / Western European | English - United Kingdom | RT_MANIFEST |
2 | 2.05883 | 296 | Latin 1 / Western European | English - United Kingdom | RT_ICON |
3 | 2.25499 | 296 | Latin 1 / Western European | English - United Kingdom | RT_ICON |
4 | 7.94667 | 14091 | Latin 1 / Western European | English - United Kingdom | RT_ICON |
5 | 4.42996 | 67624 | Latin 1 / Western European | English - United Kingdom | RT_ICON |
6 | 4.72983 | 38056 | Latin 1 / Western European | English - United Kingdom | RT_ICON |
7 | 3.34702 | 1428 | Latin 1 / Western European | English - United Kingdom | RT_STRING |
8 | 3.2817 | 1674 | Latin 1 / Western European | English - United Kingdom | RT_STRING |
9 | 3.28849 | 1168 | Latin 1 / Western European | English - United Kingdom | RT_STRING |
10 | 3.28373 | 1532 | Latin 1 / Western European | English - United Kingdom | RT_STRING |
Imports
ADVAPI32.dll |
COMCTL32.dll |
COMDLG32.dll |
GDI32.dll |
IPHLPAPI.DLL |
KERNEL32.dll |
MPR.dll |
OLEAUT32.dll |
PSAPI.DLL |
SHELL32.dll |
Total processes
38
Monitored processes
4
Malicious processes
1
Suspicious processes
1
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2300 | "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe" | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | 41dd45498498a061bb16095966f3449b08b2bf8ef794d8372eefe8b7319853e0.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft .NET Services Installation Utility Exit code: 0 Version: 4.6.1055.0 built by: NETFXREL2 Modules
| |||||||||||||||
| 3104 | "C:\Users\admin\AppData\Local\Temp\41dd45498498a061bb16095966f3449b08b2bf8ef794d8372eefe8b7319853e0.exe" | C:\Users\admin\AppData\Local\Temp\41dd45498498a061bb16095966f3449b08b2bf8ef794d8372eefe8b7319853e0.exe | explorer.exe | ||||||||||||
User: admin Company: AuditShD Integrity Level: MEDIUM Description: AppxPackaging Exit code: 0 Version: 464.930.673.643 Modules
| |||||||||||||||
| 3332 | schtasks /Delete /tn NYAN /F | C:\Windows\system32\schtasks.exe | — | RegSvcs.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Manages scheduled tasks Exit code: 1 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 4076 | schtasks /create /tn NYAN /tr "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe" /sc minute /mo 1 | C:\Windows\system32\schtasks.exe | — | RegSvcs.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
| |||||||||||||||
Total events
19
Read events
13
Write events
6
Delete events
0
Modification events
| (PID) Process: | (3104) 41dd45498498a061bb16095966f3449b08b2bf8ef794d8372eefe8b7319853e0.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows NT\CurrentVersion\Windows |
| Operation: | write | Name: | Load |
Value: C:\Users\admin\AppData\Roaming\XblGameSaveTask\IEChooser.exe | |||
| (PID) Process: | (2300) RegSvcs.exe | Key: | HKEY_CURRENT_USER |
| Operation: | write | Name: | di |
Value: ! | |||
| (PID) Process: | (2300) RegSvcs.exe | Key: | HKEY_CURRENT_USER\Environment |
| Operation: | write | Name: | SEE_MASK_NOZONECHECKS |
Value: 1 | |||
| (PID) Process: | (2300) RegSvcs.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced |
| Operation: | write | Name: | Hidden |
Value: 0 | |||
| (PID) Process: | (2300) RegSvcs.exe | Key: | HKEY_CURRENT_USER\Software\Client.exe |
| Operation: | write | Name: | [kl] |
Value: | |||
Executable files
1
Suspicious files
0
Text files
0
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 3104 | 41dd45498498a061bb16095966f3449b08b2bf8ef794d8372eefe8b7319853e0.exe | C:\Users\admin\AppData\Roaming\XblGameSaveTask\IEChooser.exe | executable | |
MD5:— | SHA256:— | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
2
DNS requests
1
Threats
1
HTTP requests
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
Connections
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
2300 | RegSvcs.exe | 186.146.240.244:1990 | nuevoverde.duckdns.org | Telmex Colombia S.A. | CO | malicious |
DNS requests
Domain | IP | Reputation |
|---|---|---|
nuevoverde.duckdns.org |
| malicious |
Threats
PID | Process | Class | Message |
|---|---|---|---|
1048 | svchost.exe | Misc activity | ET INFO DYNAMIC_DNS Query to *.duckdns. Domain |