| File name: | Explorer_36,64.exe |
| Full analysis: | https://app.any.run/tasks/0916b4cd-e3f9-4e6e-aca4-ee715586bcac |
| Verdict: | Malicious activity |
| Analysis date: | November 29, 2020, 11:26:39 |
| 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: | FEC9608E78ABC6B990854498178174D9 |
| SHA1: | 2CFDF45CC7C474BD20C629E37D412BD09A0F76E0 |
| SHA256: | 6FC60396337C1F168DAD74EDA3B1AE2F9F7D30CB6CF72C9DBEFA30D7235C054F |
| SSDEEP: | 6144:CdRVzSkGTxSLD8uq5CaOPs47bhqUdyNUu024fkHlXnTb/I:ChqxSLo5C1Ps4XhINUu0248HlXTbQ |
MALICIOUS
Changes the autorun value in the registry
- EXPLOR~1.EXE (PID: 1712)
Application was dropped or rewritten from another process
- EXPLOR~1.EXE (PID: 1712)
- explorer..exe (PID: 4088)
SUSPICIOUS
Creates files in the user directory
- EXPLOR~1.EXE (PID: 1712)
- Explorer_36,64.exe (PID: 2388)
Executable content was dropped or overwritten
- Explorer_36,64.exe (PID: 2388)
- EXPLOR~1.EXE (PID: 1712)
Starts CMD.EXE for commands execution
- EXPLOR~1.EXE (PID: 1712)
INFO
No info indicators.
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | Win32 Executable (generic) (52.9) |
|---|---|---|
| .exe | | | Generic Win/DOS Executable (23.5) |
| .exe | | | DOS Executable Generic (23.5) |
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2020:06:25 12:38:24+02:00 |
| PEType: | PE32 |
| LinkerVersion: | 14 |
| CodeSize: | 200704 |
| InitializedDataSize: | 126976 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x1ea80 |
| OSVersion: | 5.1 |
| ImageVersion: | - |
| SubsystemVersion: | 5.1 |
| Subsystem: | Windows GUI |
Summary
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 25-Jun-2020 10:38:24 |
| Detected languages: |
|
| Debug artifacts: |
|
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: | 6 |
| Time date stamp: | 25-Jun-2020 10:38:24 |
| 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 | 0x00030F2A | 0x00031000 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 6.70442 |
.rdata | 0x00032000 | 0x0000A5F2 | 0x0000A600 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 5.2593 |
.data | 0x0003D000 | 0x00023720 | 0x00001000 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 3.70568 |
.didat | 0x00061000 | 0x00000188 | 0x00000200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 3.29951 |
.rsrc | 0x00062000 | 0x0001139C | 0x00011400 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 5.54144 |
.reloc | 0x00074000 | 0x00002264 | 0x00002400 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ | 6.55675 |
Resources
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
1 | 5.25329 | 1875 | Latin 1 / Western European | English - United States | RT_MANIFEST |
2 | 4.00257 | 16936 | Latin 1 / Western European | Process Default Language | RT_ICON |
3 | 3.96476 | 9640 | Latin 1 / Western European | Process Default Language | RT_ICON |
4 | 4.14437 | 6760 | Latin 1 / Western European | Process Default Language | RT_ICON |
5 | 4.01103 | 4264 | Latin 1 / Western European | Process Default Language | RT_ICON |
6 | 3.76261 | 2440 | Latin 1 / Western European | Process Default Language | RT_ICON |
7 | 3.1586 | 482 | Latin 1 / Western European | English - United States | RT_STRING |
8 | 3.11685 | 460 | Latin 1 / Western European | English - United States | RT_STRING |
9 | 3.11236 | 440 | Latin 1 / Western European | English - United States | RT_STRING |
10 | 2.99727 | 326 | Latin 1 / Western European | English - United States | RT_STRING |
Imports
KERNEL32.dll |
USER32.dll (delay-loaded) |
gdiplus.dll |
Total processes
39
Monitored processes
5
Malicious processes
0
Suspicious processes
2
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1336 | cmd /c ""C:\Users\admin\AppData\Local\Temp\tmp1F2.tmp.bat"" | C:\Windows\system32\cmd.exe | — | EXPLOR~1.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
| |||||||||||||||
| 1712 | "C:\Users\admin\AppData\Roaming\EXPLOR~1.EXE" | C:\Users\admin\AppData\Roaming\EXPLOR~1.EXE | Explorer_36,64.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Intéző Exit code: 0 Version: 6.2.19041.610 Modules
| |||||||||||||||
| 2292 | timeout 3 | C:\Windows\system32\timeout.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: timeout - pauses command processing Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 2388 | "C:\Users\admin\AppData\Local\Temp\Explorer_36,64.exe" | C:\Users\admin\AppData\Local\Temp\Explorer_36,64.exe | explorer.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Exit code: 0 Modules
| |||||||||||||||
| 4088 | "C:\Users\admin\AppData\Roaming\explorer..exe" | C:\Users\admin\AppData\Roaming\explorer..exe | cmd.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Intéző Exit code: 0 Version: 6.2.19041.610 Modules
| |||||||||||||||
Total events
410
Read events
384
Write events
26
Delete events
0
Modification events
| (PID) Process: | (2388) Explorer_36,64.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR SFX |
| Operation: | write | Name: | C%%Users%admin%AppData%Roaming |
Value: C:\Users\admin\AppData\Roaming | |||
| (PID) Process: | (2388) Explorer_36,64.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | UNCAsIntranet |
Value: 0 | |||
| (PID) Process: | (2388) Explorer_36,64.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | AutoDetect |
Value: 1 | |||
| (PID) Process: | (1712) EXPLOR~1.EXE | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\13B\52C64B7E |
| Operation: | write | Name: | LanguageList |
Value: en-US | |||
| (PID) Process: | (1712) EXPLOR~1.EXE | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run |
| Operation: | write | Name: | explorer. |
Value: "C:\Users\admin\AppData\Roaming\explorer..exe" | |||
| (PID) Process: | (4088) explorer..exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\13B\52C64B7E |
| Operation: | write | Name: | LanguageList |
Value: en-US | |||
Executable files
2
Suspicious files
5
Text files
1
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 4088 | explorer..exe | C:\Users\admin\AppData\Local\Temp\Cab1E92.tmp | — | |
MD5:— | SHA256:— | |||
| 4088 | explorer..exe | C:\Users\admin\AppData\Local\Temp\Tar1E93.tmp | — | |
MD5:— | SHA256:— | |||
| 4088 | explorer..exe | C:\Users\admin\AppData\Local\Temp\Cab1EA4.tmp | — | |
MD5:— | SHA256:— | |||
| 4088 | explorer..exe | C:\Users\admin\AppData\Local\Temp\Tar1EA5.tmp | — | |
MD5:— | SHA256:— | |||
| 4088 | explorer..exe | C:\Users\admin\AppData\Local\Temp\Cab1FBF.tmp | — | |
MD5:— | SHA256:— | |||
| 4088 | explorer..exe | C:\Users\admin\AppData\Local\Temp\Tar1FC0.tmp | — | |
MD5:— | SHA256:— | |||
| 4088 | explorer..exe | C:\Users\admin\AppData\Local\Temp\Cab208C.tmp | — | |
MD5:— | SHA256:— | |||
| 4088 | explorer..exe | C:\Users\admin\AppData\Local\Temp\Tar208D.tmp | — | |
MD5:— | SHA256:— | |||
| 4088 | explorer..exe | C:\Users\admin\AppData\Local\Temp\Cab20DD.tmp | — | |
MD5:— | SHA256:— | |||
| 4088 | explorer..exe | C:\Users\admin\AppData\Local\Temp\Tar20DE.tmp | — | |
MD5:— | SHA256:— | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
2
TCP/UDP connections
2
DNS requests
2
Threats
2
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
4088 | explorer..exe | GET | 304 | 205.185.216.42:80 | http://www.download.windowsupdate.com/msdownload/update/v3/static/trustedr/en/authrootstl.cab | US | compressed | 57.5 Kb | whitelisted |
4088 | explorer..exe | GET | 200 | 205.185.216.42:80 | http://www.download.windowsupdate.com/msdownload/update/v3/static/trustedr/en/authrootstl.cab | US | compressed | 57.5 Kb | whitelisted |
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
Connections
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
4088 | explorer..exe | 89.134.98.96:9033 | no153c.sytes.net | Liberty Global Operations B.V. | HU | malicious |
4088 | explorer..exe | 205.185.216.42:80 | www.download.windowsupdate.com | Highwinds Network Group, Inc. | US | whitelisted |
DNS requests
Domain | IP | Reputation |
|---|---|---|
no153c.sytes.net |
| malicious |
www.download.windowsupdate.com |
| whitelisted |
Threats
PID | Process | Class | Message |
|---|---|---|---|
4088 | explorer..exe | A Network Trojan was detected | SUSPICIOUS [PTsecurity] Possible AsyncRAT SSL certificate |
1 ETPRO signatures available at the full report