| File name: | DCRatBuild.exe |
| Full analysis: | https://app.any.run/tasks/9e4bdbc9-192f-4770-a57b-2a47ea712d62 |
| Verdict: | Malicious activity |
| Analysis date: | December 02, 2023, 14:56:02 |
| 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: | 2613F8FFB2321DFC3F81CC00E6F19723 |
| SHA1: | 2BEBAC1B99E40DCDF3B23A152965CABA60FF2708 |
| SHA256: | 92E236AA4BE3692A0D1F37A8A0140198CD43C7DB2803A583BF40ACA7491A8495 |
| SSDEEP: | 98304:ZFrKdQ4Dz1FvhQ0ivlaOjz1xFkjmWVig3IbyIzaiIV0TAwChgv65NuUE6OuW1rVS:Z0DRg0l |
MALICIOUS
Drops the executable file immediately after the start
- DCRatBuild.exe (PID: 2428)
Uses sleep, probably for evasion detection (SCRIPT)
- wscript.exe (PID: 2956)
SUSPICIOUS
Reads the Internet Settings
- DCRatBuild.exe (PID: 2428)
- wscript.exe (PID: 2956)
Starts CMD.EXE for commands execution
- wscript.exe (PID: 2956)
Executing commands from a ".bat" file
- wscript.exe (PID: 2956)
Runs shell command (SCRIPT)
- wscript.exe (PID: 2956)
INFO
Checks supported languages
- DCRatBuild.exe (PID: 2428)
- Drivernet.exe (PID: 3784)
- wmpnscfg.exe (PID: 3832)
Reads the computer name
- DCRatBuild.exe (PID: 2428)
- Drivernet.exe (PID: 3784)
- wmpnscfg.exe (PID: 3832)
Reads the machine GUID from the registry
- Drivernet.exe (PID: 3784)
Reads Environment values
- Drivernet.exe (PID: 3784)
Reads product name
- Drivernet.exe (PID: 3784)
Manual execution by a user
- wmpnscfg.exe (PID: 3832)
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: | 2020:12:01 19:00:55+01:00 |
| ImageFileCharacteristics: | Executable, 32-bit |
| PEType: | PE32 |
| LinkerVersion: | 14 |
| CodeSize: | 201216 |
| InitializedDataSize: | 114176 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x1ec40 |
| OSVersion: | 5.1 |
| ImageVersion: | - |
| SubsystemVersion: | 5.1 |
| Subsystem: | Windows GUI |
Total processes
46
Monitored processes
6
Malicious processes
2
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 844 | "C:\Users\admin\AppData\Local\Temp\DCRatBuild.exe" | C:\Users\admin\AppData\Local\Temp\DCRatBuild.exe | — | explorer.exe | |||||||||||
User: admin Integrity Level: MEDIUM Exit code: 3221226540 Modules
| |||||||||||||||
| 2428 | "C:\Users\admin\AppData\Local\Temp\DCRatBuild.exe" | C:\Users\admin\AppData\Local\Temp\DCRatBuild.exe | explorer.exe | ||||||||||||
User: admin Integrity Level: HIGH Exit code: 0 Modules
| |||||||||||||||
| 2632 | C:\Windows\system32\cmd.exe /c ""C:\ComContainercrtSvc\Tow0aSB60Ag.bat" " | C:\Windows\System32\cmd.exe | — | wscript.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Windows Command Processor Exit code: 0 Version: 6.1.7601.17514 (win7sp1_rtm.101119-1850) Modules
| |||||||||||||||
| 2956 | "C:\Windows\System32\WScript.exe" "C:\ComContainercrtSvc\uwlUR1X4eNm0bsAfa.vbe" | C:\Windows\System32\wscript.exe | — | DCRatBuild.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Microsoft ® Windows Based Script Host Exit code: 0 Version: 5.8.7600.16385 Modules
| |||||||||||||||
| 3784 | "C:\ComContainercrtSvc\Drivernet.exe" | C:\ComContainercrtSvc\Drivernet.exe | — | cmd.exe | |||||||||||
User: admin Integrity Level: HIGH Exit code: 0 Version: 5.15.2.0 Modules
| |||||||||||||||
| 3832 | "C:\Program Files\Windows Media Player\wmpnscfg.exe" | C:\Program Files\Windows Media Player\wmpnscfg.exe | — | explorer.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Media Player Network Sharing Service Configuration Application Exit code: 0 Version: 12.0.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
Total events
452
Read events
436
Write events
16
Delete events
0
Modification events
| (PID) Process: | (2428) DCRatBuild.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | ProxyBypass |
Value: 1 | |||
| (PID) Process: | (2428) DCRatBuild.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | IntranetName |
Value: 1 | |||
| (PID) Process: | (2428) DCRatBuild.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | UNCAsIntranet |
Value: 1 | |||
| (PID) Process: | (2428) DCRatBuild.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | AutoDetect |
Value: 0 | |||
| (PID) Process: | (2956) wscript.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | ProxyBypass |
Value: 1 | |||
| (PID) Process: | (2956) wscript.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | IntranetName |
Value: 1 | |||
| (PID) Process: | (2956) wscript.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | UNCAsIntranet |
Value: 1 | |||
| (PID) Process: | (2956) wscript.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | AutoDetect |
Value: 0 | |||
Executable files
1
Suspicious files
1
Text files
1
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 2428 | DCRatBuild.exe | C:\ComContainercrtSvc\Tow0aSB60Ag.bat | text | |
MD5:3086B3E8C4C9FA4005AB9DDE34F7806D | SHA256:C76752883C7DFA55E7D60AC61FC096B1D5F73421039237FBB9E30C14F4AB423F | |||
| 2428 | DCRatBuild.exe | C:\ComContainercrtSvc\uwlUR1X4eNm0bsAfa.vbe | binary | |
MD5:32884176745E4BB89DE949FF88EF8D2E | SHA256:D16B91FD3FEC31B12392D3B8BB2C1E0A5213EB25EBD20FB757DA89B992B95F62 | |||
| 2428 | DCRatBuild.exe | C:\ComContainercrtSvc\Drivernet.exe | executable | |
MD5:3A8D8D997CA390FDFA00F8DF365EBADF | SHA256:AF2965690915B97806A0BA50A1411E8301317B387EF5D2A74BFC68F017B6B1EF | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
4
DNS requests
1
Threats
0
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 |
|---|---|---|---|---|---|---|
868 | svchost.exe | 23.35.228.137:80 | — | AKAMAI-AS | DE | unknown |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
868 | svchost.exe | 23.32.184.135:80 | armmf.adobe.com | AKAMAI-AS | BR | unknown |
4 | System | 192.168.100.255:137 | — | — | — | whitelisted |
DNS requests
Domain | IP | Reputation |
|---|---|---|
armmf.adobe.com |
| whitelisted |