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| download: | chuks.exe |
| Full analysis: | https://app.any.run/tasks/155b771c-0d8b-4221-989b-7091590a4eca |
| 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 15, 2019, 17:01:02 |
| 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, UPX compressed |
| MD5: | D30DE07373F0450A0EF9C4FC52D647AD |
| SHA1: | 302B468777AFFE80462BF13E4E19270B09E27C57 |
| SHA256: | BB8EB00F97F07B534300141998F868B69F2C54078AB1FB69227A7382AFF75FD5 |
| SSDEEP: | 12288:7quErHF6xC9D6DmR1J98w4oknqO/CyQfdrIHY6hegZSa3d:Crl6kD68JmlokQfVqegZSu |
MALICIOUS
AGENTTESLA was detected
- RegSvcs.exe (PID: 980)
Known privilege escalation attack
- chuks.exe (PID: 2844)
Changes the autorun value in the registry
- chuks.exe (PID: 2228)
Actions looks like stealing of personal data
- RegSvcs.exe (PID: 980)
SUSPICIOUS
Executable content was dropped or overwritten
- chuks.exe (PID: 2228)
Checks for external IP
- RegSvcs.exe (PID: 980)
Creates files in the user directory
- chuks.exe (PID: 2228)
Modifies the open verb of a shell class
- chuks.exe (PID: 2844)
Starts CMD.EXE for commands execution
- chuks.exe (PID: 2228)
INFO
Reads Internet Cache Settings
- iexplore.exe (PID: 3880)
Reads internet explorer settings
- iexplore.exe (PID: 3880)
Application launched itself
- iexplore.exe (PID: 1680)
Creates files in the user directory
- iexplore.exe (PID: 3880)
Changes internet zones settings
- iexplore.exe (PID: 1680)
Dropped object may contain Bitcoin addresses
- chuks.exe (PID: 2228)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | UPX compressed Win32 Executable (39.3) |
|---|---|---|
| .exe | | | Win32 EXE Yoda's Crypter (38.6) |
| .dll | | | Win32 Dynamic Link Library (generic) (9.5) |
| .exe | | | Win32 Executable (generic) (6.5) |
| .exe | | | Generic Win/DOS Executable (2.9) |
EXIF
EXE
| CharacterSet: | Unicode |
|---|---|
| LanguageCode: | English (British) |
| FileSubtype: | - |
| ObjectFileType: | Executable application |
| FileOS: | Win32 |
| FileFlags: | (none) |
| FileFlagsMask: | 0x0000 |
| ProductVersionNumber: | 0.0.0.0 |
| FileVersionNumber: | 0.0.0.0 |
| Subsystem: | Windows GUI |
| SubsystemVersion: | 5.1 |
| ImageVersion: | - |
| OSVersion: | 5.1 |
| EntryPoint: | 0x123230 |
| UninitializedDataSize: | 839680 |
| InitializedDataSize: | 319488 |
| CodeSize: | 352256 |
| LinkerVersion: | 12 |
| PEType: | PE32 |
| TimeStamp: | 2019:05:15 09:10:38+02:00 |
| MachineType: | Intel 386 or later, and compatibles |
Summary
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 15-May-2019 07:10:38 |
| Detected languages: |
|
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: | 0x00000110 |
PE Headers
| Signature: | PE |
|---|---|
| Machine: | IMAGE_FILE_MACHINE_I386 |
| Number of sections: | 3 |
| Time date stamp: | 15-May-2019 07:10:38 |
| 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 |
|---|---|---|---|---|---|
UPX0 | 0x00001000 | 0x000CD000 | 0x00000000 | IMAGE_SCN_CNT_UNINITIALIZED_DATA, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 0 |
UPX1 | 0x000CE000 | 0x00056000 | 0x00055600 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 7.93501 |
.rsrc | 0x00124000 | 0x0004E000 | 0x0004D800 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 7.53091 |
Resources
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
1 | 5.40026 | 1007 | Latin 1 / Western European | English - United Kingdom | RT_MANIFEST |
2 | 2.05883 | 296 | Latin 1 / Western European | English - United Kingdom | RT_ICON |
3 | 2.25499 | 296 | Latin 1 / Western European | English - United Kingdom | RT_ICON |
4 | 3.13341 | 60104 | Latin 1 / Western European | English - United Kingdom | RT_ICON |
7 | 3.34702 | 1428 | Latin 1 / Western European | English - United Kingdom | RT_STRING |
8 | 3.2817 | 1674 | Latin 1 / Western European | English - United Kingdom | RT_STRING |
9 | 3.28849 | 1168 | Latin 1 / Western European | English - United Kingdom | RT_STRING |
10 | 3.28373 | 1532 | Latin 1 / Western European | English - United Kingdom | RT_STRING |
11 | 3.26322 | 1628 | Latin 1 / Western European | English - United Kingdom | RT_STRING |
12 | 3.25812 | 1126 | Latin 1 / Western European | English - United Kingdom | RT_STRING |
Imports
ADVAPI32.dll |
COMCTL32.dll |
COMDLG32.dll |
GDI32.dll |
IPHLPAPI.DLL |
KERNEL32.DLL |
MPR.dll |
OLEAUT32.dll |
PSAPI.DLL |
SHELL32.dll |
Total processes
47
Monitored processes
10
Malicious processes
4
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process |
|---|---|---|---|---|
| 2844 | "C:\Users\admin\AppData\Local\Temp\chuks.exe" | C:\Users\admin\AppData\Local\Temp\chuks.exe | — | explorer.exe |
User: admin Integrity Level: MEDIUM Exit code: 0 | ||||
| 976 | "C:\Windows\System32\eventvwr.exe" | C:\Windows\System32\eventvwr.exe | — | chuks.exe |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Event Viewer Snapin Launcher Exit code: 3221226540 Version: 6.1.7600.16385 (win7_rtm.090713-1255) | ||||
| 2952 | "C:\Windows\System32\eventvwr.exe" | C:\Windows\System32\eventvwr.exe | chuks.exe | |
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Event Viewer Snapin Launcher Exit code: 3221225547 Version: 6.1.7600.16385 (win7_rtm.090713-1255) | ||||
| 2228 | "C:\Users\admin\AppData\Local\Temp\chuks.exe" | C:\Users\admin\AppData\Local\Temp\chuks.exe | eventvwr.exe | |
User: admin Integrity Level: HIGH Exit code: 0 | ||||
| 980 | "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe" | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe | chuks.exe | |
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Microsoft .NET Services Installation Utility Version: 2.0.50727.5420 (Win7SP1.050727-5400) | ||||
| 2148 | "C:\Windows\System32\cmd.exe" /c TimeOut 1 & Del /F "C:\Users\admin\AppData\Local\Temp\chuks.exe" | C:\Windows\System32\cmd.exe | — | chuks.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) | ||||
| 2832 | TimeOut 1 | C:\Windows\system32\timeout.exe | — | cmd.exe |
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: timeout - pauses command processing Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) | ||||
| 1680 | "C:\Program Files\Internet Explorer\iexplore.exe" | C:\Program Files\Internet Explorer\iexplore.exe | explorer.exe | |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Internet Explorer Version: 8.00.7600.16385 (win7_rtm.090713-1255) | ||||
| 3880 | "C:\Program Files\Internet Explorer\iexplore.exe" SCODEF:1680 CREDAT:71937 | C:\Program Files\Internet Explorer\iexplore.exe | — | iexplore.exe |
User: admin Company: Microsoft Corporation Integrity Level: LOW Description: Internet Explorer Version: 8.00.7600.16385 (win7_rtm.090713-1255) | ||||
| 2804 | "C:\Windows\explorer.exe" | C:\Windows\explorer.exe | — | explorer.exe |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Explorer Exit code: 1 Version: 6.1.7600.16385 (win7_rtm.090713-1255) | ||||
Total events
585
Read events
516
Write events
0
Delete events
0
Modification events
Executable files
1
Suspicious files
0
Text files
8
Unknown types
1
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 1680 | iexplore.exe | C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\H6QNMHE9\favicon[1].ico | — | |
MD5:— | SHA256:— | |||
| 1680 | iexplore.exe | C:\Users\admin\AppData\LocalLow\Microsoft\Internet Explorer\Services\search_{0633EE93-D776-472f-A0FF-E1416B8B2E3A}.ico | — | |
MD5:— | SHA256:— | |||
| 2228 | chuks.exe | C:\Users\admin\AppData\Roaming\label\omadmclient.exe | executable | |
MD5:11F8D53050C959F8255769F5A655985C | SHA256:FA1ED1060A9F1F04ECE4CF5B0FC95EF6040673B359D1B05D777FECB00DE8C410 | |||
| 3880 | iexplore.exe | C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\index.dat | dat | |
MD5:58EFA83C4962C3A928477D493C6138F9 | SHA256:2FCFBC266475C88850E5031D4D9FFA4E57C9644711BAE6A6671362735A152665 | |||
| 3880 | iexplore.exe | C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\desktop.ini | ini | |
MD5:4A3DEB274BB5F0212C2419D3D8D08612 | SHA256:2842973D15A14323E08598BE1DFB87E54BF88A76BE8C7BC94C56B079446EDF38 | |||
| 1680 | iexplore.exe | C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\H6QNMHE9\favicon[1].png | image | |
MD5:9FB559A691078558E77D6848202F6541 | SHA256:6D8A01DC7647BC218D003B58FE04049E24A9359900B7E0CEBAE76EDF85B8B914 | |||
| 3880 | iexplore.exe | C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\EOQDQ9OZ\desktop.ini | ini | |
MD5:4A3DEB274BB5F0212C2419D3D8D08612 | SHA256:2842973D15A14323E08598BE1DFB87E54BF88A76BE8C7BC94C56B079446EDF38 | |||
| 1680 | iexplore.exe | C:\Users\admin\AppData\Local\Microsoft\Feeds Cache\desktop.ini | ini | |
MD5:4A3DEB274BB5F0212C2419D3D8D08612 | SHA256:2842973D15A14323E08598BE1DFB87E54BF88A76BE8C7BC94C56B079446EDF38 | |||
| 3880 | iexplore.exe | C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\X35Y0PHG\desktop.ini | ini | |
MD5:4A3DEB274BB5F0212C2419D3D8D08612 | SHA256:2842973D15A14323E08598BE1DFB87E54BF88A76BE8C7BC94C56B079446EDF38 | |||
| 3880 | iexplore.exe | C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\VWYWGZKG\desktop.ini | ini | |
MD5:4A3DEB274BB5F0212C2419D3D8D08612 | SHA256:2842973D15A14323E08598BE1DFB87E54BF88A76BE8C7BC94C56B079446EDF38 | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
2
TCP/UDP connections
3
DNS requests
3
Threats
0
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
980 | RegSvcs.exe | GET | 200 | 34.233.102.38:80 | http://checkip.amazonaws.com/ | US | text | 12 b | shared |
1680 | iexplore.exe | GET | 200 | 204.79.197.200:80 | http://www.bing.com/favicon.ico | US | image | 237 b | whitelisted |
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
Connections
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
1680 | iexplore.exe | 204.79.197.200:80 | www.bing.com | Microsoft Corporation | US | whitelisted |
980 | RegSvcs.exe | 34.233.102.38:80 | checkip.amazonaws.com | Amazon.com, Inc. | US | shared |
980 | RegSvcs.exe | 198.54.125.61:26 | mail.sweeddehacklord.us | Namecheap, Inc. | US | malicious |
DNS requests
Domain | IP | Reputation |
|---|---|---|
www.bing.com |
| whitelisted |
mail.sweeddehacklord.us |
| malicious |
checkip.amazonaws.com |
| shared |
Threats
PID | Process | Class | Message |
|---|---|---|---|
980 | RegSvcs.exe | Generic Protocol Command Decode | SURICATA Applayer Detect protocol only one direction |
980 | RegSvcs.exe | A Network Trojan was detected | MALWARE [PTsecurity] AgentTesla IP Check |
980 | RegSvcs.exe | A Network Trojan was detected | MALWARE [PTsecurity] Trojan-Spy.Keylogger.AgentTesla Exfiltration by SMTP |
3 ETPRO signatures available at the full report