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| File name: | Caso_M41nt_GandCrab_v5.2.exe |
| Full analysis: | https://app.any.run/tasks/a65d77f4-457e-4649-9d47-7646597ff6fe |
| Verdict: | Malicious activity |
| Threats: | GandCrab is probably one of the most famous Ransomware. A Ransomware is a malware that asks the victim to pay money in order to restore access to encrypted files. If the user does not cooperate the files are forever lost. |
| Analysis date: | May 15, 2019, 15:11:27 |
| 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: | 06E991234E975D2887CA7713DBA21E5A |
| SHA1: | 62F24A779B5CB36B8281558288A2973DC19CA6F0 |
| SHA256: | 70D5BC9F25C285BD2E57BA87DFD533071AE1E41E1C12C205BFA4CD74B7CCC9D2 |
| SSDEEP: | 6144:GqyfktIWe+8TfcG4Vzxqzf4NoTcEJf4wKh4:zyHTv4VUzf4qxSwKh4 |
MALICIOUS
Actions looks like stealing of personal data
- Caso_M41nt_GandCrab_v5.2.exe (PID: 1012)
Writes file to Word startup folder
- Caso_M41nt_GandCrab_v5.2.exe (PID: 1012)
Deletes shadow copies
- cmd.exe (PID: 584)
Renames files like Ransomware
- Caso_M41nt_GandCrab_v5.2.exe (PID: 1012)
Changes settings of System certificates
- Caso_M41nt_GandCrab_v5.2.exe (PID: 1012)
Dropped file may contain instructions of ransomware
- Caso_M41nt_GandCrab_v5.2.exe (PID: 1012)
Connects to CnC server
- Caso_M41nt_GandCrab_v5.2.exe (PID: 1012)
GANDCRAB detected
- Caso_M41nt_GandCrab_v5.2.exe (PID: 1012)
SUSPICIOUS
Creates files in the program directory
- Caso_M41nt_GandCrab_v5.2.exe (PID: 1012)
Starts CMD.EXE for commands execution
- Caso_M41nt_GandCrab_v5.2.exe (PID: 1012)
Reads the cookies of Mozilla Firefox
- Caso_M41nt_GandCrab_v5.2.exe (PID: 1012)
Creates files in the user directory
- Caso_M41nt_GandCrab_v5.2.exe (PID: 1012)
Adds / modifies Windows certificates
- Caso_M41nt_GandCrab_v5.2.exe (PID: 1012)
INFO
Dropped object may contain Bitcoin addresses
- Caso_M41nt_GandCrab_v5.2.exe (PID: 1012)
Dropped object may contain TOR URL's
- Caso_M41nt_GandCrab_v5.2.exe (PID: 1012)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | Win32 Executable (generic) (42.6) |
|---|---|---|
| .exe | | | Clipper DOS Executable (19.1) |
| .exe | | | Generic Win/DOS Executable (18.9) |
| .exe | | | DOS Executable Generic (18.9) |
| .vxd | | | VXD Driver (0.2) |
EXIF
EXE
| Subsystem: | Windows GUI |
|---|---|
| SubsystemVersion: | 4 |
| ImageVersion: | - |
| OSVersion: | 4 |
| EntryPoint: | 0x5c8e |
| UninitializedDataSize: | - |
| InitializedDataSize: | 102400 |
| CodeSize: | 57344 |
| LinkerVersion: | 6 |
| PEType: | PE32 |
| TimeStamp: | 2017:03:07 05:16:37+01:00 |
| MachineType: | Intel 386 or later, and compatibles |
Summary
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 07-Mar-2017 04:16:37 |
| 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: | 0x00000040 |
PE Headers
| Signature: | PE |
|---|---|
| Machine: | IMAGE_FILE_MACHINE_I386 |
| Number of sections: | 5 |
| Time date stamp: | 07-Mar-2017 04:16:37 |
| 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 | 0x0000E000 | 0x0000E000 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 6.97603 |
.rdata | 0x0000F000 | 0x00002000 | 0x00002000 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 4.37836 |
.data | 0x00011000 | 0x00008000 | 0x00006000 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 6.9769 |
.rsrc | 0x00019000 | 0x0000E3BE | 0x0000F000 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 5.01312 |
.titan | 0x00028000 | 0x00021000 | 0x00021000 | IMAGE_SCN_MEM_READ | 5.86119 |
Resources
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
1 | 7.94643 | 14044 | UNKNOWN | English - United States | RT_ICON |
2 | 3.71543 | 16936 | UNKNOWN | English - United States | RT_ICON |
3 | 3.61012 | 9640 | UNKNOWN | English - United States | RT_ICON |
4 | 3.90228 | 6760 | UNKNOWN | English - United States | RT_ICON |
5 | 3.61976 | 4264 | UNKNOWN | English - United States | RT_ICON |
6 | 3.55007 | 2440 | UNKNOWN | English - United States | RT_ICON |
7 | 2.63408 | 96 | UNKNOWN | English - United States | RT_STRING |
8 | 3.11969 | 1128 | UNKNOWN | English - United States | RT_ICON |
103 | 3.37012 | 246 | UNKNOWN | English - United States | RT_DIALOG |
107 | 2.95799 | 118 | UNKNOWN | English - United States | RT_GROUP_ICON |
Imports
GDI32.dll |
KERNEL32.dll |
USER32.dll |
Total processes
39
Monitored processes
4
Malicious processes
2
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process |
|---|---|---|---|---|
| 1012 | "C:\Users\admin\AppData\Local\Temp\Caso_M41nt_GandCrab_v5.2.exe" | C:\Users\admin\AppData\Local\Temp\Caso_M41nt_GandCrab_v5.2.exe | explorer.exe | |
User: admin Integrity Level: MEDIUM | ||||
| 584 | "C:\Windows\system32\cmd.exe" /c vssadmin delete shadows /all /quiet | C:\Windows\system32\cmd.exe | Caso_M41nt_GandCrab_v5.2.exe | |
User: SYSTEM Company: Microsoft Corporation Integrity Level: SYSTEM Description: Windows Command Processor Exit code: 0 Version: 6.1.7601.17514 (win7sp1_rtm.101119-1850) | ||||
| 1064 | vssadmin delete shadows /all /quiet | C:\Windows\system32\vssadmin.exe | — | cmd.exe |
User: SYSTEM Company: Microsoft Corporation Integrity Level: SYSTEM Description: Command Line Interface for Microsoft® Volume Shadow Copy Service Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) | ||||
| 3900 | C:\Windows\system32\vssvc.exe | C:\Windows\system32\vssvc.exe | — | services.exe |
User: SYSTEM Company: Microsoft Corporation Integrity Level: SYSTEM Description: Microsoft® Volume Shadow Copy Service Version: 6.1.7600.16385 (win7_rtm.090713-1255) | ||||
Total events
121
Read events
84
Write events
37
Delete events
0
Modification events
| (PID) Process: | (1012) Caso_M41nt_GandCrab_v5.2.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | UNCAsIntranet |
Value: 0 | |||
| (PID) Process: | (1012) Caso_M41nt_GandCrab_v5.2.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | AutoDetect |
Value: 1 | |||
| (PID) Process: | (1012) Caso_M41nt_GandCrab_v5.2.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\Caso_M41nt_GandCrab_v5_RASAPI32 |
| Operation: | write | Name: | EnableFileTracing |
Value: 0 | |||
| (PID) Process: | (1012) Caso_M41nt_GandCrab_v5.2.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\Caso_M41nt_GandCrab_v5_RASAPI32 |
| Operation: | write | Name: | EnableConsoleTracing |
Value: 0 | |||
| (PID) Process: | (1012) Caso_M41nt_GandCrab_v5.2.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\Caso_M41nt_GandCrab_v5_RASAPI32 |
| Operation: | write | Name: | FileTracingMask |
Value: 4294901760 | |||
| (PID) Process: | (1012) Caso_M41nt_GandCrab_v5.2.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\Caso_M41nt_GandCrab_v5_RASAPI32 |
| Operation: | write | Name: | ConsoleTracingMask |
Value: 4294901760 | |||
| (PID) Process: | (1012) Caso_M41nt_GandCrab_v5.2.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\Caso_M41nt_GandCrab_v5_RASAPI32 |
| Operation: | write | Name: | MaxFileSize |
Value: 1048576 | |||
| (PID) Process: | (1012) Caso_M41nt_GandCrab_v5.2.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\Caso_M41nt_GandCrab_v5_RASAPI32 |
| Operation: | write | Name: | FileDirectory |
Value: %windir%\tracing | |||
| (PID) Process: | (1012) Caso_M41nt_GandCrab_v5.2.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\Caso_M41nt_GandCrab_v5_RASMANCS |
| Operation: | write | Name: | EnableFileTracing |
Value: 0 | |||
| (PID) Process: | (1012) Caso_M41nt_GandCrab_v5.2.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\Caso_M41nt_GandCrab_v5_RASMANCS |
| Operation: | write | Name: | EnableConsoleTracing |
Value: 0 | |||
Executable files
0
Suspicious files
428
Text files
317
Unknown types
13
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 1012 | Caso_M41nt_GandCrab_v5.2.exe | C:\Recovery\345b46fe-a9f9-11e7-a83c-e8a4f72b1d33\boot.sdi | — | |
MD5:— | SHA256:— | |||
| 1012 | Caso_M41nt_GandCrab_v5.2.exe | C:\Recovery\345b46fe-a9f9-11e7-a83c-e8a4f72b1d33\Winre.wim.lczcij | — | |
MD5:— | SHA256:— | |||
| 1012 | Caso_M41nt_GandCrab_v5.2.exe | C:\Recovery\345b46fe-a9f9-11e7-a83c-e8a4f72b1d33\Winre.wim | — | |
MD5:— | SHA256:— | |||
| 1012 | Caso_M41nt_GandCrab_v5.2.exe | C:\System Volume Information\SPP\OnlineMetadataCache\{05ed3515-06b3-48f6-8cf2-bf24b1bf0727}_OnDiskSnapshotProp | — | |
MD5:— | SHA256:— | |||
| 1012 | Caso_M41nt_GandCrab_v5.2.exe | C:\System Volume Information\SPP\OnlineMetadataCache\{16d74681-6bc3-4c44-97f0-8b8dfefe2355}_OnDiskSnapshotProp | — | |
MD5:— | SHA256:— | |||
| 1012 | Caso_M41nt_GandCrab_v5.2.exe | C:\System Volume Information\SPP\OnlineMetadataCache\{38e8535f-27d0-4352-aa3a-ce4178930102}_OnDiskSnapshotProp | — | |
MD5:— | SHA256:— | |||
| 1012 | Caso_M41nt_GandCrab_v5.2.exe | C:\System Volume Information\SPP\OnlineMetadataCache\{3cc0f82b-873a-4e59-b89f-689fbdf88af9}_OnDiskSnapshotProp | — | |
MD5:— | SHA256:— | |||
| 1012 | Caso_M41nt_GandCrab_v5.2.exe | C:\System Volume Information\SPP\OnlineMetadataCache\{5c4beaff-a038-4df7-9b35-072a18f8e3d6}_OnDiskSnapshotProp | — | |
MD5:— | SHA256:— | |||
| 1012 | Caso_M41nt_GandCrab_v5.2.exe | C:\Program Files\LCZCIJ-MANUAL.txt | text | |
MD5:3D7732169198AD455980750177277A8F | SHA256:7DA11BD52A49DF5CB43C7003E76C32AEA496239461D4288A2B2DA44704DE5300 | |||
| 1012 | Caso_M41nt_GandCrab_v5.2.exe | C:\$Recycle.Bin\S-1-5-21-1302019708-1500728564-335382590-1000\LCZCIJ-MANUAL.txt | text | |
MD5:3D7732169198AD455980750177277A8F | SHA256:7DA11BD52A49DF5CB43C7003E76C32AEA496239461D4288A2B2DA44704DE5300 | |||
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
0
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
1012 | Caso_M41nt_GandCrab_v5.2.exe | GET | 301 | 107.173.49.208:80 | http://www.kakaocorp.link/ | US | html | 162 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 |
|---|---|---|---|---|---|---|
1012 | Caso_M41nt_GandCrab_v5.2.exe | 107.173.49.208:80 | www.kakaocorp.link | ColoCrossing | US | malicious |
1012 | Caso_M41nt_GandCrab_v5.2.exe | 107.173.49.208:443 | www.kakaocorp.link | ColoCrossing | US | malicious |
DNS requests
Domain | IP | Reputation |
|---|---|---|
www.kakaocorp.link |
| malicious |
Threats
PID | Process | Class | Message |
|---|---|---|---|
1012 | Caso_M41nt_GandCrab_v5.2.exe | A Network Trojan was detected | MALWARE [PTsecurity] Blacklisted GandCrab Ransomware C2 Server |
1012 | Caso_M41nt_GandCrab_v5.2.exe | A Network Trojan was detected | MALWARE [PTsecurity] Blacklisted GandCrab Ransomware C2 Server |
3 ETPRO signatures available at the full report