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| File name: | krotcrpt.exe |
| Full analysis: | https://app.any.run/tasks/d6ff940b-8ab0-4554-ac3f-f43186ed218f |
| Verdict: | Malicious activity |
| Threats: | Stealers are a group of malicious software that are intended for gaining unauthorized access to users’ information and transferring it to the attacker. The stealer malware category includes various types of programs that focus on their particular kind of data, including files, passwords, and cryptocurrency. Stealers are capable of spying on their targets by recording their keystrokes and taking screenshots. This type of malware is primarily distributed as part of phishing campaigns. |
| Analysis date: | May 20, 2019, 07:59:50 |
| 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: | 951D02D09DEC34BDBA648E454C591F0A |
| SHA1: | FFAA2894E0C985C7251F58B8DE3DADDFBBA558B0 |
| SHA256: | A7764D68DD9C11A82E59D55B78E40C81D233B894BD982855B49030BA540B983A |
| SSDEEP: | 3072:ne2NzHkVqn0QnyZS5+iXciqymZ2QfLsE9covH2Rk2NXyz3Z18J/GsHg989AoqMGf:nnEq0QnGSZVlmZv59fv9vzp14/H |
MALICIOUS
Connects to CnC server
- krotcrpt.exe (PID: 3060)
KPOT was detected
- krotcrpt.exe (PID: 3060)
SUSPICIOUS
Reads the cookies of Mozilla Firefox
- krotcrpt.exe (PID: 3060)
Starts CMD.EXE for commands execution
- krotcrpt.exe (PID: 3060)
Starts CMD.EXE for self-deleting
- krotcrpt.exe (PID: 3060)
Reads the cookies of Google Chrome
- krotcrpt.exe (PID: 3060)
Connects to server without host name
- krotcrpt.exe (PID: 3060)
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 MS Visual C++ (generic) (64.5) |
|---|---|---|
| .dll | | | Win32 Dynamic Link Library (generic) (13.6) |
| .exe | | | Win32 Executable (generic) (9.3) |
| .exe | | | Clipper DOS Executable (4.1) |
| .exe | | | Generic Win/DOS Executable (4.1) |
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2019:05:18 18:11:37+02:00 |
| PEType: | PE32 |
| LinkerVersion: | 6.6 |
| CodeSize: | 125440 |
| InitializedDataSize: | 19456 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x13d4 |
| OSVersion: | 4 |
| ImageVersion: | - |
| SubsystemVersion: | 4 |
| Subsystem: | Windows GUI |
Summary
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 18-May-2019 16:11:37 |
| 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: | 0x000000B0 |
PE Headers
| Signature: | PE |
|---|---|
| Machine: | IMAGE_FILE_MACHINE_I386 |
| Number of sections: | 5 |
| Time date stamp: | 18-May-2019 16:11:37 |
| 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 | 0x0001E904 | 0x0001EA00 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 5.90519 |
.data | 0x00020000 | 0x000013BA | 0x00001400 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 6.28603 |
.rsrc | 0x00022000 | 0x00003644 | 0x00003800 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 4.17201 |
0x00028000 | 0x0000805B | 0x00008200 | IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 4.73356 |
Resources
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
1 | 0 | 85 | Latin 1 / Western European | Process Default Language | RT_RCDATA |
2 | 4.79597 | 346 | Latin 1 / Western European | English - United States | RT_MANIFEST |
3 | 0 | 81 | Latin 1 / Western European | Process Default Language | RT_RCDATA |
4 | 0 | 70 | Latin 1 / Western European | Process Default Language | RT_RCDATA |
5 | 5.80698 | 65 | Latin 1 / Western European | Process Default Language | RT_RCDATA |
6 | 0 | 83 | Latin 1 / Western European | Process Default Language | RT_RCDATA |
7 | 6.09922 | 89 | Latin 1 / Western European | Process Default Language | RT_RCDATA |
8 | 0 | 75 | Latin 1 / Western European | Process Default Language | RT_RCDATA |
9 | 6.12624 | 94 | Latin 1 / Western European | Process Default Language | RT_RCDATA |
Imports
gdi32.dll |
kernel32.dll |
user32.dll |
winspool.drv |
Total processes
36
Monitored processes
3
Malicious processes
1
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process |
|---|---|---|---|---|
| 3060 | "C:\Users\admin\AppData\Local\Temp\krotcrpt.exe" | C:\Users\admin\AppData\Local\Temp\krotcrpt.exe | explorer.exe | |
User: admin Integrity Level: MEDIUM Exit code: 0 | ||||
| 6032 | "C:\Windows\system32\cmd.exe" /c ping 127.0.0.1 && del "C:\Users\admin\AppData\Local\Temp\krotcrpt.exe" | C:\Windows\system32\cmd.exe | — | krotcrpt.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) | ||||
| 5980 | ping 127.0.0.1 | 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) | ||||
Total events
76
Read events
58
Write events
18
Delete events
0
Modification events
| (PID) Process: | (3060) krotcrpt.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\krotcrpt_RASAPI32 |
| Operation: | write | Name: | EnableFileTracing |
Value: 0 | |||
| (PID) Process: | (3060) krotcrpt.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\krotcrpt_RASAPI32 |
| Operation: | write | Name: | EnableConsoleTracing |
Value: 0 | |||
| (PID) Process: | (3060) krotcrpt.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\krotcrpt_RASAPI32 |
| Operation: | write | Name: | FileTracingMask |
Value: 4294901760 | |||
| (PID) Process: | (3060) krotcrpt.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\krotcrpt_RASAPI32 |
| Operation: | write | Name: | ConsoleTracingMask |
Value: 4294901760 | |||
| (PID) Process: | (3060) krotcrpt.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\krotcrpt_RASAPI32 |
| Operation: | write | Name: | MaxFileSize |
Value: 1048576 | |||
| (PID) Process: | (3060) krotcrpt.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\krotcrpt_RASAPI32 |
| Operation: | write | Name: | FileDirectory |
Value: %windir%\tracing | |||
| (PID) Process: | (3060) krotcrpt.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\krotcrpt_RASMANCS |
| Operation: | write | Name: | EnableFileTracing |
Value: 0 | |||
| (PID) Process: | (3060) krotcrpt.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\krotcrpt_RASMANCS |
| Operation: | write | Name: | EnableConsoleTracing |
Value: 0 | |||
| (PID) Process: | (3060) krotcrpt.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\krotcrpt_RASMANCS |
| Operation: | write | Name: | FileTracingMask |
Value: 4294901760 | |||
| (PID) Process: | (3060) krotcrpt.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\krotcrpt_RASMANCS |
| Operation: | write | Name: | ConsoleTracingMask |
Value: 4294901760 | |||
Executable files
0
Suspicious files
0
Text files
1
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 3060 | krotcrpt.exe | C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\H6QNMHE9\gate[1].php | text | |
MD5:E0AA021E21DDDBD6D8CECEC71E9CF564 | SHA256:565339BC4D33D72817B583024112EB7F5CDF3E5EEF0252D6EC1B9C9A94E12BB3 | |||
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
0
Threats
0
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
3060 | krotcrpt.exe | GET | 200 | 217.8.117.24:80 | http://217.8.117.24/cZP67az9xbvAyTUU/gate.php | unknown | text | 280 b | malicious |
3060 | krotcrpt.exe | POST | 200 | 217.8.117.24:80 | http://217.8.117.24/cZP67az9xbvAyTUU/gate.php | unknown | text | 2 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 |
|---|---|---|---|---|---|---|
— | — | 172.217.21.206:80 | — | Google Inc. | US | whitelisted |
3060 | krotcrpt.exe | 217.8.117.24:80 | — | — | — | malicious |
DNS requests
Threats
PID | Process | Class | Message |
|---|---|---|---|
3060 | krotcrpt.exe | A Network Trojan was detected | ET TROJAN Generic gate[.].php GET with minimal headers |
3060 | krotcrpt.exe | A Network Trojan was detected | ET TROJAN Likely Zbot Generic Post to gate.php Dotted-Quad |
3060 | krotcrpt.exe | A Network Trojan was detected | ET TROJAN Trojan Generic - POST To gate.php with no referer |
3060 | krotcrpt.exe | A Network Trojan was detected | ET TROJAN Likely Zbot Generic Post to gate.php Dotted-Quad |
3060 | krotcrpt.exe | A Network Trojan was detected | MALWARE [PTsecurity] Win32.Kpot.Stealer Exfiltration |
3060 | krotcrpt.exe | A Network Trojan was detected | MALWARE [PTsecurity] Win32.Kpot.Stealer |
3060 | krotcrpt.exe | A Network Trojan was detected | ET TROJAN Trojan Generic - POST To gate.php with no accept headers |
3060 | krotcrpt.exe | Potentially Bad Traffic | ET TROJAN Generic -POST To gate.php w/Extended ASCII Characters (Likely Zeus Derivative) |
2 ETPRO signatures available at the full report