| File name: | PO1.exe |
| Full analysis: | https://app.any.run/tasks/283e16ab-5620-441f-a022-15e277329ca9 |
| Verdict: | Malicious activity |
| Threats: | Agent Tesla is spyware that collects information about the actions of its victims by recording keystrokes and user interactions. It is falsely marketed as a legitimate software on the dedicated website where this malware is sold. |
| Analysis date: | May 24, 2019, 10:33:48 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/x-dosexec |
| File info: | PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows |
| MD5: | 4B1191D2546C0F63AB96ADA94C8BB0F4 |
| SHA1: | D05BCDB036EADCD9859F1E8660EFA7C2299CC906 |
| SHA256: | 452B24D21590A35487A2C399C7D862D0FFE2635D15C0027C3FEEFD7CB4AA4DD7 |
| SSDEEP: | 12288:F4pJupQ+uzofukuPCkRTCfbEoxFKQrH/U2vc77NjqUQ6BBC93Y2pCsQiF39Uh5dy:HfId7rfIjted9rH3 |
MALICIOUS
Writes to a start menu file
- cscript.exe (PID: 1160)
Actions looks like stealing of personal data
- RegAsm.exe (PID: 1492)
AGENTTESLA was detected
- RegAsm.exe (PID: 1492)
SUSPICIOUS
Executable content was dropped or overwritten
- PO1.exe (PID: 3364)
Reads the BIOS version
- PO1.exe (PID: 3364)
Creates files in the user directory
- cscript.exe (PID: 1160)
Starts CHOICE.EXE (used to create a delay)
- cmd.exe (PID: 1812)
Executes scripts
- PO1.exe (PID: 3364)
Starts CMD.EXE for commands execution
- PO1.exe (PID: 3364)
Checks for external IP
- RegAsm.exe (PID: 1492)
INFO
No info indicators.
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | Generic CIL Executable (.NET, Mono, etc.) (82.9) |
|---|---|---|
| .dll | | | Win32 Dynamic Link Library (generic) (7.4) |
| .exe | | | Win32 Executable (generic) (5.1) |
| .exe | | | Generic Win/DOS Executable (2.2) |
| .exe | | | DOS Executable Generic (2.2) |
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2019:04:16 19:16:30+02:00 |
| PEType: | PE32 |
| LinkerVersion: | 8 |
| CodeSize: | 1376768 |
| InitializedDataSize: | 102400 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x1521be |
| OSVersion: | 4 |
| ImageVersion: | - |
| SubsystemVersion: | 4 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 2.0.0.0 |
| ProductVersionNumber: | 2.0.0.0 |
| FileFlagsMask: | 0x003f |
| FileFlags: | (none) |
| FileOS: | Win32 |
| ObjectFileType: | Dynamic link library |
| FileSubtype: | - |
| LanguageCode: | Neutral |
| CharacterSet: | Unicode |
| Comments: | - |
| CompanyName: | - |
| FileDescription: | DotImaging.GenericImage |
| FileVersion: | 2.0.0.0 |
| InternalName: | DotImaging.GenericImage.dll |
| LegalCopyright: | Copyright © Darko Jurić 2014-2015 |
| LegalTrademarks: | - |
| OriginalFileName: | DotImaging.GenericImage.dll |
| ProductName: | DotImaging.GenericImage |
| ProductVersion: | 2.0.0.0 |
| AssemblyVersion: | 2.0.0.0 |
Summary
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 16-Apr-2019 17:16:30 |
| Detected languages: |
|
| Comments: | - |
| CompanyName: | - |
| FileDescription: | DotImaging.GenericImage |
| FileVersion: | 2.0.0.0 |
| InternalName: | DotImaging.GenericImage.dll |
| LegalCopyright: | Copyright © Darko Jurić 2014-2015 |
| LegalTrademarks: | - |
| OriginalFilename: | DotImaging.GenericImage.dll |
| ProductName: | DotImaging.GenericImage |
| ProductVersion: | 2.0.0.0 |
| Assembly Version: | 2.0.0.0 |
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: | 0x00000080 |
PE Headers
| Signature: | PE |
|---|---|
| Machine: | IMAGE_FILE_MACHINE_I386 |
| Number of sections: | 3 |
| Time date stamp: | 16-Apr-2019 17:16:30 |
| 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 | 0x00002000 | 0x001501C4 | 0x00150200 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 4.06313 |
.rsrc | 0x00154000 | 0x00018CE0 | 0x00018E00 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 4.85914 |
.reloc | 0x0016E000 | 0x0000000C | 0x00000200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ | 0.10191 |
Resources
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
1 | 5.00112 | 490 | Latin 1 / Western European | UNKNOWN | RT_MANIFEST |
2 | 4.92616 | 4264 | Latin 1 / Western European | English - United States | RT_ICON |
3 | 4.8662 | 9640 | Latin 1 / Western European | English - United States | RT_ICON |
4 | 4.85301 | 16936 | Latin 1 / Western European | English - United States | RT_ICON |
5 | 4.71789 | 67624 | Latin 1 / Western European | English - United States | RT_ICON |
109 | 2.77176 | 76 | Latin 1 / Western European | English - United States | RT_GROUP_ICON |
Imports
mscoree.dll |
Total processes
39
Monitored processes
5
Malicious processes
2
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1160 | "C:\Windows\System32\cscript.exe" //B //Nologo C:\Users\admin\startupname.vbs | C:\Windows\System32\cscript.exe | PO1.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft ® Console Based Script Host Exit code: 0 Version: 5.8.7600.16385 Modules
| |||||||||||||||
| 1492 | "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe" | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | PO1.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft .NET Assembly Registration Utility Exit code: 0 Version: 2.0.50727.5420 (Win7SP1.050727-5400) Modules
| |||||||||||||||
| 1812 | "C:\Windows\System32\cmd.exe" /C choice /C Y /N /D Y /T 3 & Del "C:\Users\admin\AppData\Local\Temp\PO1.exe" | C:\Windows\System32\cmd.exe | — | PO1.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
| |||||||||||||||
| 1900 | choice /C Y /N /D Y /T 3 | C:\Windows\system32\choice.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Offers the user a choice Exit code: 1 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 3364 | "C:\Users\admin\AppData\Local\Temp\PO1.exe" | C:\Users\admin\AppData\Local\Temp\PO1.exe | explorer.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Description: DotImaging.GenericImage Exit code: 0 Version: 2.0.0.0 Modules
| |||||||||||||||
Total events
531
Read events
505
Write events
26
Delete events
0
Modification events
| (PID) Process: | (3364) PO1.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | UNCAsIntranet |
Value: 0 | |||
| (PID) Process: | (3364) PO1.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | AutoDetect |
Value: 1 | |||
| (PID) Process: | (1492) RegAsm.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\62\52C64B7E |
| Operation: | write | Name: | LanguageList |
Value: en-US | |||
| (PID) Process: | (1492) RegAsm.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\RegAsm_RASAPI32 |
| Operation: | write | Name: | EnableFileTracing |
Value: 0 | |||
| (PID) Process: | (1492) RegAsm.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\RegAsm_RASAPI32 |
| Operation: | write | Name: | EnableConsoleTracing |
Value: 0 | |||
| (PID) Process: | (1492) RegAsm.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\RegAsm_RASAPI32 |
| Operation: | write | Name: | FileTracingMask |
Value: 4294901760 | |||
| (PID) Process: | (1492) RegAsm.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\RegAsm_RASAPI32 |
| Operation: | write | Name: | ConsoleTracingMask |
Value: 4294901760 | |||
| (PID) Process: | (1492) RegAsm.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\RegAsm_RASAPI32 |
| Operation: | write | Name: | MaxFileSize |
Value: 1048576 | |||
| (PID) Process: | (1492) RegAsm.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\RegAsm_RASAPI32 |
| Operation: | write | Name: | FileDirectory |
Value: %windir%\tracing | |||
| (PID) Process: | (1492) RegAsm.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\RegAsm_RASMANCS |
| Operation: | write | Name: | EnableFileTracing |
Value: 0 | |||
Executable files
1
Suspicious files
0
Text files
1
Unknown types
2
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 1160 | cscript.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\startupname.Lnk | lnk | |
MD5:— | SHA256:— | |||
| 1492 | RegAsm.exe | C:\Users\admin\AppData\Local\Temp\636942944730816250_e2ecc13e-b0bd-4ec2-ad81-f2d51a82b545.db | sqlite | |
MD5:— | SHA256:— | |||
| 3364 | PO1.exe | C:\Users\admin\startupname.vbs | text | |
MD5:— | SHA256:— | |||
| 3364 | PO1.exe | C:\Users\admin\filename.exe | executable | |
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
3
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
1492 | RegAsm.exe | GET | 200 | 52.206.161.133:80 | http://checkip.amazonaws.com/ | US | text | 14 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 |
|---|---|---|---|---|---|---|
1492 | RegAsm.exe | 52.206.161.133:80 | checkip.amazonaws.com | Amazon.com, Inc. | US | shared |
1492 | RegAsm.exe | 103.6.196.77:587 | redcross-donate.org | Exa Bytes Network Sdn.Bhd. | MY | suspicious |
DNS requests
Domain | IP | Reputation |
|---|---|---|
redcross-donate.org |
| malicious |
checkip.amazonaws.com |
| malicious |
Threats
PID | Process | Class | Message |
|---|---|---|---|
1492 | RegAsm.exe | A Network Trojan was detected | MALWARE [PTsecurity] AgentTesla IP Check |
2 ETPRO signatures available at the full report