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| File name: | avast.exe |
| Full analysis: | https://app.any.run/tasks/e1226db8-c0df-478c-9842-0a879e1c6452 |
| Verdict: | Malicious activity |
| Analysis date: | March 21, 2019, 09:19:15 |
| 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: | C7E4D3979DAD62C1C44485CC1805C6C1 |
| SHA1: | 575FC217453585F6B1C1E8FBB1D1E723D0FBAC60 |
| SHA256: | C9D8852745E81F3BFC09C0A3570D018AE8298AF675E3C6EE81BA5B594FF6ABB8 |
| SSDEEP: | 98304:KdihBOmHg2kwGh8AbwuNy4GiFcuzfHoKC38RL7WiGJu4:nM3/DuIUkbnCsRLSiGR |
MALICIOUS
Loads dropped or rewritten executable
- conhost.exe (PID: 2812)
- explorer.exe (PID: 2036)
- avast.exe (PID: 3780)
- conhost.exe (PID: 3180)
- conhost.exe (PID: 2800)
- conhost.exe (PID: 3420)
- conhost.exe (PID: 3060)
SUSPICIOUS
Executable content was dropped or overwritten
- avast.exe (PID: 3780)
Starts CMD.EXE for commands execution
- avast.exe (PID: 3780)
Uses TASKKILL.EXE to kill process
- avast.exe (PID: 3780)
INFO
No info indicators.
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | Win32 EXE PECompact compressed (generic) (35.9) |
|---|---|---|
| .exe | | | Win32 Executable MS Visual C++ (generic) (27) |
| .exe | | | Win64 Executable (generic) (23.9) |
| .dll | | | Win32 Dynamic Link Library (generic) (5.6) |
| .exe | | | Win32 Executable (generic) (3.9) |
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2019:03:17 10:24:51+01:00 |
| PEType: | PE32 |
| LinkerVersion: | 6 |
| CodeSize: | 729088 |
| InitializedDataSize: | 5173248 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x5dc000 |
| OSVersion: | 4 |
| ImageVersion: | - |
| SubsystemVersion: | 4 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 1.0.0.0 |
| ProductVersionNumber: | 1.0.0.0 |
| FileFlagsMask: | 0x0000 |
| FileFlags: | (none) |
| FileOS: | Win32 |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | Chinese (Simplified) |
| CharacterSet: | Unicode |
| FileVersion: | 1.0.0.0 |
| FileDescription: | DrvCeox |
| ProductName: | DrvCeox |
| ProductVersion: | 1.0.0.0 |
| CompanyName: | DrvCeox |
| LegalCopyright: | DrvCeox 版权所有 |
| Comments: | DrvCeox |
Summary
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 17-Mar-2019 09:24:51 |
| Detected languages: |
|
| FileVersion: | 1.0.0.0 |
| FileDescription: | DrvCeox |
| ProductName: | DrvCeox |
| ProductVersion: | 1.0.0.0 |
| CompanyName: | DrvCeox |
| LegalCopyright: | DrvCeox 版权所有 |
| Comments: | DrvCeox |
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: | 0x00000118 |
PE Headers
| Signature: | PE |
|---|---|
| Machine: | IMAGE_FILE_MACHINE_I386 |
| Number of sections: | 5 |
| Time date stamp: | 17-Mar-2019 09:24:51 |
| 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 | 0x000B1086 | 0x000B2000 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 6.57284 |
.rdata | 0x000B3000 | 0x004CFC08 | 0x004D0000 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 7.62896 |
.data | 0x00583000 | 0x0005260A | 0x00019000 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 5.0209 |
.rsrc | 0x005D6000 | 0x00005958 | 0x00006000 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 4.81371 |
.mjg\x07 | 0x005DC000 | 0x00001000 | 0x00001000 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 6.98622 |
Resources
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
1 | 5.07695 | 461 | Latin 1 / Western European | UNKNOWN | RT_MANIFEST |
2 | 2.18858 | 296 | Latin 1 / Western European | Chinese - PRC | RT_ICON |
3 | 2.45415 | 296 | Latin 1 / Western European | UNKNOWN | RT_ICON |
4 | 2.84053 | 744 | Latin 1 / Western European | UNKNOWN | RT_ICON |
5 | 2.61843 | 1640 | Latin 1 / Western European | UNKNOWN | RT_ICON |
127 | 1.4183 | 12 | Latin 1 / Western European | Chinese - PRC | RT_MENU |
150 | 3.06278 | 152 | Latin 1 / Western European | Chinese - PRC | RT_DIALOG |
286 | 3.5561 | 378 | Latin 1 / Western European | Chinese - PRC | RT_DIALOG |
554 | 3.78697 | 250 | Latin 1 / Western European | Chinese - PRC | RT_DIALOG |
1031 | 3.67246 | 584 | Latin 1 / Western European | Chinese - PRC | RT_BITMAP |
Imports
ADVAPI32.dll |
COMCTL32.dll |
GDI32.dll |
KERNEL32.dll |
OLEAUT32.dll |
SHELL32.dll |
USER32.dll |
WINMM.dll |
WINSPOOL.DRV |
WS2_32.dll |
Total processes
41
Monitored processes
12
Malicious processes
2
Suspicious processes
3
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process |
|---|---|---|---|---|
| 3780 | "C:\Users\admin\AppData\Local\Temp\avast.exe" | C:\Users\admin\AppData\Local\Temp\avast.exe | explorer.exe | |
User: admin Company: DrvCeox Integrity Level: MEDIUM Description: DrvCeox Version: 1.0.0.0 | ||||
| 2684 | taskkill /im cmd.exe /f | C:\Windows\system32\taskkill.exe | — | avast.exe |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Terminates Processes Exit code: 128 Version: 6.1.7600.16385 (win7_rtm.090713-1255) | ||||
| 2752 | taskkill /im wscript.exe /f | C:\Windows\system32\taskkill.exe | — | avast.exe |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Terminates Processes Exit code: 128 Version: 6.1.7600.16385 (win7_rtm.090713-1255) | ||||
| 2928 | taskkill /im attrib.exe /f | C:\Windows\system32\taskkill.exe | — | avast.exe |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Terminates Processes Exit code: 128 Version: 6.1.7600.16385 (win7_rtm.090713-1255) | ||||
| 2036 | C:\Windows\Explorer.EXE | C:\Windows\explorer.exe | — | — |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Explorer Version: 6.1.7600.16385 (win7_rtm.090713-1255) | ||||
| 2812 | \??\C:\Windows\system32\conhost.exe | C:\Windows\system32\conhost.exe | — | csrss.exe |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Console Window Host Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) | ||||
| 2800 | \??\C:\Windows\system32\conhost.exe | C:\Windows\system32\conhost.exe | — | csrss.exe |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Console Window Host Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) | ||||
| 3180 | \??\C:\Windows\system32\conhost.exe | C:\Windows\system32\conhost.exe | — | csrss.exe |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Console Window Host Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) | ||||
| 3016 | cmd /c ""C:\Users\admin\AppData\Local\Temp\cfg.bat" " | C:\Windows\system32\cmd.exe | — | avast.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) | ||||
| 3060 | \??\C:\Windows\system32\conhost.exe | C:\Windows\system32\conhost.exe | — | csrss.exe |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Console Window Host Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) | ||||
Total events
400
Read events
393
Write events
0
Delete events
0
Modification events
Executable files
2
Suspicious files
0
Text files
1
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 3780 | avast.exe | C:\Users\admin\AppData\Local\Temp\YI2bKxk.sys | — | |
MD5:— | SHA256:— | |||
| 3780 | avast.exe | C:\Users\admin\AppData\Local\Temp\dllhot.exe | executable | |
MD5:1F9007FBF6A37781F7880C10FC57A277 | SHA256:15E5B1BFCD972F1D2E6C4298ED955603890D6C77F83C19591EF558A3E9606F35 | |||
| 3780 | avast.exe | C:\Users\admin\AppData\Local\Temp\cfg.bat | text | |
MD5:0565A47FB38DA9C53993AE6609CB9A2E | SHA256:11629A483796409DBB99D1483E1A2D68E7DB4E0649E135D71431DB39176611CB | |||
| 3780 | avast.exe | C:\Users\admin\AppData\Local\Temp\nbb1196.tmp | executable | |
MD5:685F1CBD4AF30A1D0C25F252D399A666 | SHA256:0E478C95A7A07570A69E6061E7C1DA9001BCCAD9CC454F2ED4DA58824A13E0F4 | |||
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HTTP(S) requests
0
TCP/UDP connections
0
DNS requests
0
Threats
0
HTTP requests
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