| File name: | EthDcrMiner64.exe |
| Full analysis: | https://app.any.run/tasks/2f63c6b0-096d-46c2-bff3-2d2dd3b430c8 |
| Verdict: | Malicious activity |
| Threats: | Quasar is a very popular RAT in the world thanks to its code being available in open-source. This malware can be used to control the victim’s computer remotely. |
| Analysis date: | September 10, 2020, 04:21:21 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/x-dosexec |
| File info: | PE32 executable (GUI) Intel 80386, for MS Windows |
| MD5: | A6E5696EC0178A7F936929B2181CB63E |
| SHA1: | D021D1D3D965565DF18B428DF9597BB1E797C563 |
| SHA256: | 19EB3836A8CA597961A35AF3A72F4FF6AA2D8FE4AB76385CEB38BCB5474BF6FD |
| SSDEEP: | 49152:6QjBfbiyrIDovj6lrBlCuY4BnJ1MFWH3zUVUdyJ5jtd:l9rIkLEr/sAJq8XNdybtd |
MALICIOUS
Application was dropped or rewritten from another process
- taskhost.com (PID: 2800)
- taskhost.com (PID: 4000)
Writes to a start menu file
- taskhost.com (PID: 4000)
Runs PING.EXE for delay simulation
- cmd.exe (PID: 3848)
Changes the autorun value in the registry
- RegAsm.exe (PID: 3832)
QUASAR was detected
- RegAsm.exe (PID: 3832)
SUSPICIOUS
Executable content was dropped or overwritten
- cmd.exe (PID: 3848)
- taskhost.com (PID: 4000)
Starts CMD.EXE for commands execution
- EthDcrMiner64.exe (PID: 2604)
Starts CertUtil for decode files
- cmd.exe (PID: 3848)
Starts application with an unusual extension
- taskhost.com (PID: 2800)
- cmd.exe (PID: 3848)
Creates files in the user directory
- taskhost.com (PID: 4000)
- RegAsm.exe (PID: 3832)
Application launched itself
- taskhost.com (PID: 2800)
Drop AutoIt3 executable file
- taskhost.com (PID: 4000)
- cmd.exe (PID: 3848)
Checks for external IP
- RegAsm.exe (PID: 3832)
INFO
Dropped object may contain Bitcoin addresses
- certutil.exe (PID: 280)
- taskhost.com (PID: 4000)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | Win32 Executable MS Visual C++ (generic) (67.4) |
|---|---|---|
| .dll | | | Win32 Dynamic Link Library (generic) (14.2) |
| .exe | | | Win32 Executable (generic) (9.7) |
| .exe | | | Generic Win/DOS Executable (4.3) |
| .exe | | | DOS Executable Generic (4.3) |
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2013:10:14 07:50:27+02:00 |
| PEType: | PE32 |
| LinkerVersion: | 11 |
| CodeSize: | 26112 |
| InitializedDataSize: | 2014720 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x67cc |
| OSVersion: | 6.3 |
| ImageVersion: | 6.3 |
| SubsystemVersion: | 5.1 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 5.1.47.51 |
| ProductVersionNumber: | 5.1.47.51 |
| FileFlagsMask: | 0x0000 |
| FileFlags: | (none) |
| FileOS: | Win32 |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | German |
| CharacterSet: | Unicode |
| Comments: | They Left Software |
| CompanyName: | They Left Software |
| FileDescription: | They Left Software |
| LegalCopyright: | They Left Software |
| LegalTrademarks: | They Left Software |
| ProductName: | They Left Software |
| FileVersion: | 5.1.4751 |
| ProductVersion: | 5.1.4751 |
| InternalName: | They Left |
| OriginalFileName: | They Left.exe |
Summary
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 14-Oct-2013 05:50:27 |
| Detected languages: |
|
| Debug artifacts: |
|
| Comments: | They Left Software |
| CompanyName: | They Left Software |
| FileDescription: | They Left Software |
| LegalCopyright: | They Left Software |
| LegalTrademarks: | They Left Software |
| ProductName: | They Left Software |
| FileVersion: | 5.1.4751 |
| ProductVersion: | 5.1.4751 |
| InternalName: | They Left |
| OriginalFilename: | They Left.exe |
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: | 0x000000E8 |
PE Headers
| Signature: | PE |
|---|---|
| Machine: | IMAGE_FILE_MACHINE_I386 |
| Number of sections: | 5 |
| Time date stamp: | 14-Oct-2013 05:50:27 |
| 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 |
|---|---|---|---|---|---|
.text | 0x00001000 | 0x000065CC | 0x00006600 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 6.3849 |
.data | 0x00008000 | 0x00001A8C | 0x00000400 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 3.17593 |
.idata | 0x0000A000 | 0x00001078 | 0x00001200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 5.04858 |
.rsrc | 0x0000C000 | 0x001E92B3 | 0x001E9400 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 7.85885 |
.reloc | 0x001F6000 | 0x000013AE | 0x00001400 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ | 3.72277 |
Resources
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
1 | 5.05393 | 1511 | Latin 1 / Western European | English - United States | RT_MANIFEST |
2 | 7.93152 | 4886 | UNKNOWN | English - United States | RT_ICON |
3 | 1.02688 | 9640 | UNKNOWN | English - United States | RT_ICON |
4 | 1.21936 | 4264 | UNKNOWN | English - United States | RT_ICON |
5 | 0.714731 | 67624 | UNKNOWN | English - United States | RT_ICON |
6 | 0.897366 | 16936 | UNKNOWN | English - United States | RT_ICON |
63 | 3.37777 | 134 | Latin 1 / Western European | Russian - Russia | RT_STRING |
76 | 3.71806 | 1326 | Latin 1 / Western European | Russian - Russia | RT_STRING |
77 | 3.99175 | 1426 | Latin 1 / Western European | Russian - Russia | RT_STRING |
80 | 3.95581 | 1202 | Latin 1 / Western European | Russian - Russia | RT_STRING |
Imports
ADVAPI32.dll |
COMCTL32.dll |
Cabinet.dll |
GDI32.dll |
KERNEL32.dll |
USER32.dll |
VERSION.dll |
msvcrt.dll |
Total processes
45
Monitored processes
7
Malicious processes
5
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 280 | certutil -decode BPe.com p | C:\Windows\system32\certutil.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: CertUtil.exe Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 2604 | "C:\Users\admin\AppData\Local\Temp\EthDcrMiner64.exe" | C:\Users\admin\AppData\Local\Temp\EthDcrMiner64.exe | — | explorer.exe | |||||||||||
User: admin Company: They Left Software Integrity Level: MEDIUM Description: They Left Software Exit code: 0 Version: 5.1.4751 Modules
| |||||||||||||||
| 2800 | taskhost.com p | C:\Users\admin\AppData\Local\Temp\IXP000.TMP\taskhost.com | — | cmd.exe | |||||||||||
User: admin Company: AutoIt Team Integrity Level: MEDIUM Description: AutoIt v3 Script (Beta) Exit code: 0 Version: 3, 3, 15, 3 Modules
| |||||||||||||||
| 3076 | ping 127.0.0.1 -n 30 | C:\Windows\system32\PING.EXE | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: TCP/IP Ping Command Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 3832 | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe | taskhost.com | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft .NET Assembly Registration Utility Exit code: 0 Version: 4.7.3062.0 built by: NET472REL1 Modules
| |||||||||||||||
| 3848 | cmd /c <nul set /p ="M" > taskhost.com & type PfzoT.com >> taskhost.com & del PfzoT.com & certutil -decode BPe.com p & taskhost.com p & ping 127.0.0.1 -n 30 | C:\Windows\system32\cmd.exe | EthDcrMiner64.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Command Processor Exit code: 0 Version: 6.1.7601.17514 (win7sp1_rtm.101119-1850) Modules
| |||||||||||||||
| 4000 | C:\Users\admin\AppData\Local\Temp\IXP000.TMP\taskhost.com p | C:\Users\admin\AppData\Local\Temp\IXP000.TMP\taskhost.com | taskhost.com | ||||||||||||
User: admin Company: AutoIt Team Integrity Level: MEDIUM Description: AutoIt v3 Script (Beta) Exit code: 0 Version: 3, 3, 15, 3 Modules
| |||||||||||||||
Total events
68
Read events
55
Write events
13
Delete events
0
Modification events
| (PID) Process: | (3832) RegAsm.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\RegAsm_RASAPI32 |
| Operation: | write | Name: | EnableFileTracing |
Value: 0 | |||
| (PID) Process: | (3832) RegAsm.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\RegAsm_RASAPI32 |
| Operation: | write | Name: | EnableConsoleTracing |
Value: 0 | |||
| (PID) Process: | (3832) RegAsm.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\RegAsm_RASAPI32 |
| Operation: | write | Name: | FileTracingMask |
Value: 4294901760 | |||
| (PID) Process: | (3832) RegAsm.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\RegAsm_RASAPI32 |
| Operation: | write | Name: | ConsoleTracingMask |
Value: 4294901760 | |||
| (PID) Process: | (3832) RegAsm.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\RegAsm_RASAPI32 |
| Operation: | write | Name: | MaxFileSize |
Value: 1048576 | |||
| (PID) Process: | (3832) RegAsm.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\RegAsm_RASAPI32 |
| Operation: | write | Name: | FileDirectory |
Value: %windir%\tracing | |||
| (PID) Process: | (3832) RegAsm.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\RegAsm_RASMANCS |
| Operation: | write | Name: | EnableFileTracing |
Value: 0 | |||
| (PID) Process: | (3832) RegAsm.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\RegAsm_RASMANCS |
| Operation: | write | Name: | EnableConsoleTracing |
Value: 0 | |||
| (PID) Process: | (3832) RegAsm.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\RegAsm_RASMANCS |
| Operation: | write | Name: | FileTracingMask |
Value: 4294901760 | |||
| (PID) Process: | (3832) RegAsm.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\RegAsm_RASMANCS |
| Operation: | write | Name: | ConsoleTracingMask |
Value: 4294901760 | |||
Executable files
2
Suspicious files
4
Text files
6
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 2604 | EthDcrMiner64.exe | C:\Users\admin\AppData\Local\Temp\IXP000.TMP\PfzoT.com | — | |
MD5:— | SHA256:— | |||
| 2604 | EthDcrMiner64.exe | C:\Users\admin\AppData\Local\Temp\IXP000.TMP\tXidZ.com | binary | |
MD5:— | SHA256:— | |||
| 280 | certutil.exe | C:\Users\admin\AppData\Local\Temp\IXP000.TMP\p | text | |
MD5:— | SHA256:— | |||
| 2604 | EthDcrMiner64.exe | C:\Users\admin\AppData\Local\Temp\IXP000.TMP\fGAHsOY.com | binary | |
MD5:— | SHA256:— | |||
| 2604 | EthDcrMiner64.exe | C:\Users\admin\AppData\Local\Temp\IXP000.TMP\BPe.com | text | |
MD5:— | SHA256:— | |||
| 4000 | taskhost.com | C:\Users\admin\AppData\Roaming\url\MQPaQq | text | |
MD5:— | SHA256:— | |||
| 3848 | cmd.exe | C:\Users\admin\AppData\Local\Temp\IXP000.TMP\taskhost.com | executable | |
MD5:78BA0653A340BAC5FF152B21A83626CC | SHA256:05D8CF394190F3A707ABFB25FB44D7DA9D5F533D7D2063B23C00CC11253C8BE7 | |||
| 4000 | taskhost.com | C:\Users\admin\AppData\Roaming\url\url.com | executable | |
MD5:78BA0653A340BAC5FF152B21A83626CC | SHA256:05D8CF394190F3A707ABFB25FB44D7DA9D5F533D7D2063B23C00CC11253C8BE7 | |||
| 4000 | taskhost.com | C:\Users\admin\AppData\Roaming\url\tXidZ.com | binary | |
MD5:— | SHA256:— | |||
| 4000 | taskhost.com | C:\Users\admin\AppData\Roaming\url\jlYjLxttW.vbs | text | |
MD5:— | SHA256:— | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
1
TCP/UDP connections
2
DNS requests
2
Threats
4
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
3832 | RegAsm.exe | GET | 200 | 208.95.112.1:80 | http://ip-api.com/json/ | unknown | text | 347 b | malicious |
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
Connections
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
3832 | RegAsm.exe | 208.95.112.1:80 | ip-api.com | IBURST | — | malicious |
— | — | 45.128.150.38:222 | — | — | — | suspicious |
DNS requests
Domain | IP | Reputation |
|---|---|---|
jmCPzqteYJRAMSz.jmCPzqteYJRAMSz |
| unknown |
ip-api.com |
| malicious |
Threats
PID | Process | Class | Message |
|---|---|---|---|
3832 | RegAsm.exe | Potential Corporate Privacy Violation | ET POLICY External IP Lookup ip-api.com |
3832 | RegAsm.exe | Potential Corporate Privacy Violation | AV POLICY Internal Host Retrieving External IP Address (ip-api. com) |
3832 | RegAsm.exe | A Network Trojan was detected | REMOTE [PTsecurity] Quasar.RAT IP Lookup |
1 ETPRO signatures available at the full report