analyze malware
- Huge database of samples and IOCs
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| File name: | default_.exe |
| Full analysis: | https://app.any.run/tasks/122db581-67cd-4f74-93fd-246ae90def40 |
| 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: | October 14, 2019, 16:48:38 |
| 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: | D424A90E8CCBBA7CECFEF646781CF93C |
| SHA1: | 616F74CA274FDB89B28FB26B2261B02E276FF81B |
| SHA256: | 7CE0835682F4C82B7E044C9D9DBB59DA5C5EAA07D3C60CDE0FFBAC58E85BE47D |
| SSDEEP: | 3072:5Ez0Ex4k7eQyX7HAWnY4MVZ0zAwU2GYOuXsnEKUyrAhF4YUWl1:5wx7MVnYRVZ0BU2Ze3MH4YB1 |
MALICIOUS
GandCrab keys found
- default_.exe (PID: 2144)
Writes file to Word startup folder
- default_.exe (PID: 2144)
Actions looks like stealing of personal data
- default_.exe (PID: 2144)
Deletes shadow copies
- default_.exe (PID: 2144)
Renames files like Ransomware
- default_.exe (PID: 2144)
Dropped file may contain instructions of ransomware
- default_.exe (PID: 2144)
GANDCRAB detected
- default_.exe (PID: 2144)
SUSPICIOUS
Creates files in the program directory
- default_.exe (PID: 2144)
Reads the cookies of Mozilla Firefox
- default_.exe (PID: 2144)
Creates files like Ransomware instruction
- default_.exe (PID: 2144)
Reads Internet Cache Settings
- default_.exe (PID: 2144)
Executed as Windows Service
- vssvc.exe (PID: 2532)
Creates files in the user directory
- filezilla.exe (PID: 2280)
- default_.exe (PID: 2144)
INFO
Dropped object may contain Bitcoin addresses
- default_.exe (PID: 2144)
Manual execution by user
- filezilla.exe (PID: 2280)
- WINWORD.EXE (PID: 1212)
Reads Microsoft Office registry keys
- WINWORD.EXE (PID: 1212)
Creates files in the user directory
- WINWORD.EXE (PID: 1212)
Dropped object may contain TOR URL's
- default_.exe (PID: 2144)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | UPX compressed Win32 Executable (64.2) |
|---|---|---|
| .dll | | | Win32 Dynamic Link Library (generic) (15.6) |
| .exe | | | Win32 Executable (generic) (10.6) |
| .exe | | | Generic Win/DOS Executable (4.7) |
| .exe | | | DOS Executable Generic (4.7) |
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2018:06:25 16:21:47+02:00 |
| PEType: | PE32 |
| LinkerVersion: | 10 |
| CodeSize: | 131072 |
| InitializedDataSize: | 8192 |
| UninitializedDataSize: | 172032 |
| EntryPoint: | 0x4ad20 |
| OSVersion: | 5.1 |
| ImageVersion: | - |
| SubsystemVersion: | 5.1 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 1.0.0.0 |
| ProductVersionNumber: | 1.0.0.0 |
| FileFlagsMask: | 0x004f |
| FileFlags: | (none) |
| FileOS: | Unknown (0x40534) |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | Unknown (457A) |
| CharacterSet: | Unknown (A56B) |
| InternalName: | zebeba.exe |
Summary
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 25-Jun-2018 14:21:47 |
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: | 3 |
| Time date stamp: | 25-Jun-2018 14:21:47 |
| 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 | 0x0002A000 | 0x00000000 | IMAGE_SCN_CNT_UNINITIALIZED_DATA, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 0 |
UPX1 | 0x0002B000 | 0x00020000 | 0x00020000 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 7.69823 |
.rsrc | 0x0004B000 | 0x00002000 | 0x00001A00 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 3.50091 |
Imports
ADVAPI32.dll |
GDI32.dll |
KERNEL32.DLL |
MSIMG32.dll |
SHELL32.dll |
USER32.dll |
WINHTTP.dll |
Total processes
43
Monitored processes
5
Malicious processes
1
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process |
|---|---|---|---|---|
| 2144 | "C:\Users\admin\AppData\Local\Temp\default_.exe" | C:\Users\admin\AppData\Local\Temp\default_.exe | explorer.exe | |
User: admin Integrity Level: MEDIUM | ||||
| 3912 | "C:\Windows\system32\wbem\wmic.exe" shadowcopy delete | C:\Windows\system32\wbem\wmic.exe | default_.exe | |
User: SYSTEM Company: Microsoft Corporation Integrity Level: SYSTEM Description: WMI Commandline Utility Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) | ||||
| 2532 | 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) | ||||
| 2280 | "C:\Program Files\FileZilla FTP Client\filezilla.exe" | C:\Program Files\FileZilla FTP Client\filezilla.exe | explorer.exe | |
User: admin Company: FileZilla Project Integrity Level: MEDIUM Description: FileZilla FTP Client Exit code: 0 Version: 3, 36, 0, 0 | ||||
| 1212 | "C:\Program Files\Microsoft Office\Office14\WINWORD.EXE" | C:\Program Files\Microsoft Office\Office14\WINWORD.EXE | — | explorer.exe |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft Word Exit code: 0 Version: 14.0.6024.1000 | ||||
Total events
1 808
Read events
1 461
Write events
0
Delete events
0
Modification events
Executable files
0
Suspicious files
473
Text files
330
Unknown types
11
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 2144 | default_.exe | C:\Recovery\345b46fe-a9f9-11e7-a83c-e8a4f72b1d33\boot.sdi | — | |
MD5:— | SHA256:— | |||
| 2144 | default_.exe | C:\Recovery\345b46fe-a9f9-11e7-a83c-e8a4f72b1d33\Winre.wim | — | |
MD5:— | SHA256:— | |||
| 2144 | default_.exe | C:\Recovery\345b46fe-a9f9-11e7-a83c-e8a4f72b1d33\Winre.wim.gcohtdtu | — | |
MD5:— | SHA256:— | |||
| 2144 | default_.exe | C:\System Volume Information\SPP\OnlineMetadataCache\{02b4b32f-3d9a-4f0c-90b3-b3f695ffdbdb}_OnDiskSnapshotProp | — | |
MD5:— | SHA256:— | |||
| 2144 | default_.exe | C:\System Volume Information\SPP\OnlineMetadataCache\{05ed3515-06b3-48f6-8cf2-bf24b1bf0727}_OnDiskSnapshotProp | — | |
MD5:— | SHA256:— | |||
| 2144 | default_.exe | C:\System Volume Information\SPP\OnlineMetadataCache\{0e2a6214-ab14-4acd-9944-51dcd3caf902}_OnDiskSnapshotProp | — | |
MD5:— | SHA256:— | |||
| 2144 | default_.exe | C:\System Volume Information\SPP\OnlineMetadataCache\{16d74681-6bc3-4c44-97f0-8b8dfefe2355}_OnDiskSnapshotProp | — | |
MD5:— | SHA256:— | |||
| 2144 | default_.exe | C:\GCOHTDTU-DECRYPT.txt | text | |
MD5:EAF0E236F410A6CDF66DAB66304FCC10 | SHA256:D7C9970CAB184F92B0D2230C9D16A26CEB0A267C1117A3AC0823AB77B3B7DA36 | |||
| 2144 | default_.exe | C:\Users\GCOHTDTU-DECRYPT.txt | text | |
MD5:EAF0E236F410A6CDF66DAB66304FCC10 | SHA256:D7C9970CAB184F92B0D2230C9D16A26CEB0A267C1117A3AC0823AB77B3B7DA36 | |||
| 2144 | default_.exe | C:\System Volume Information\SPP\OnlineMetadataCache\{14e6e058-39ee-43ce-ac15-7acb7d834dae}_OnDiskSnapshotProp | — | |
MD5:— | SHA256:— | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
1
DNS requests
2
Threats
0
HTTP requests
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
Connections
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
2280 | filezilla.exe | 136.243.154.122:443 | update.filezilla-project.org | Hetzner Online GmbH | DE | unknown |
DNS requests
Domain | IP | Reputation |
|---|---|---|
www.kakaocorp.link |
| malicious |
update.filezilla-project.org |
| whitelisted |
Threats
1 ETPRO signatures available at the full report