| File name: | 54fc109e90bdb396f65c0ddc627538521768b157727e7c3de3138ba731b6676d |
| Full analysis: | https://app.any.run/tasks/e3e439b1-542e-4c2a-8ba0-523eaee3f693 |
| Verdict: | Malicious activity |
| Threats: | CryptoWall is a notorious ransomware family that emerged in early 2014 and rapidly became one of the most destructive cyber threats of its time. This malware encrypts victims' files using strong AES encryption, demands ransom payments in Bitcoin, and has generated hundreds of millions of dollars for cybercriminals. |
| Analysis date: | January 18, 2019, 00:14:55 |
| 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: | F3939321A942945D6E965E90F115A6FA |
| SHA1: | 21AEB9AEED752D0C491F618F356DA4E930F4DD73 |
| SHA256: | 54FC109E90BDB396F65C0DDC627538521768B157727E7C3DE3138BA731B6676D |
| SSDEEP: | 3072:ck1NlEtcERu+QTokssGkgFerqmKz5G8gubkowlFt5vSBZ8gWo9QU4Heea:IRooktGxFerqmKE9oCvsZ8g3+eea |
MALICIOUS
Changes the autorun value in the registry
- explorer.exe (PID: 3516)
Uses SVCHOST.EXE for hidden code execution
- explorer.exe (PID: 3516)
CRYPTOWALL was detected
- svchost.exe (PID: 2244)
Connects to CnC server
- svchost.exe (PID: 2244)
SUSPICIOUS
Creates files in the user directory
- explorer.exe (PID: 3516)
- svchost.exe (PID: 2244)
Executable content was dropped or overwritten
- explorer.exe (PID: 3516)
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 (generic) (52.9) |
|---|---|---|
| .exe | | | Generic Win/DOS Executable (23.5) |
| .exe | | | DOS Executable Generic (23.5) |
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2015:12:10 21:23:15+01:00 |
| PEType: | PE32 |
| LinkerVersion: | 12 |
| CodeSize: | 77312 |
| InitializedDataSize: | 113152 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x13c10 |
| OSVersion: | 5.1 |
| ImageVersion: | - |
| SubsystemVersion: | 5.1 |
| Subsystem: | Windows GUI |
Summary
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 10-Dec-2015 20:23:15 |
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: | 0x000000B8 |
PE Headers
| Signature: | PE |
|---|---|
| Machine: | IMAGE_FILE_MACHINE_I386 |
| Number of sections: | 4 |
| Time date stamp: | 10-Dec-2015 20:23:15 |
| 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 | 0x00012D21 | 0x00012E00 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 5.90991 |
.rdata | 0x00014000 | 0x0000009A | 0x00000200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 0.792397 |
.data | 0x00015000 | 0x0001B3D8 | 0x0001AC00 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 7.96871 |
.reloc | 0x00031000 | 0x000003DC | 0x00000400 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ | 6.25766 |
Total processes
31
Monitored processes
3
Malicious processes
3
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2244 | -k netsvcs | C:\Windows\system32\svchost.exe | explorer.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Host Process for Windows Services Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 2960 | "C:\Users\admin\AppData\Local\Temp\54fc109e90bdb396f65c0ddc627538521768b157727e7c3de3138ba731b6676d.exe" | C:\Users\admin\AppData\Local\Temp\54fc109e90bdb396f65c0ddc627538521768b157727e7c3de3138ba731b6676d.exe | — | explorer.exe | |||||||||||
User: admin Integrity Level: MEDIUM Exit code: 0 Modules
| |||||||||||||||
| 3516 | "C:\Windows\explorer.exe" | C:\Windows\explorer.exe | 54fc109e90bdb396f65c0ddc627538521768b157727e7c3de3138ba731b6676d.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Explorer Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
Total events
38
Read events
19
Write events
19
Delete events
0
Modification events
| (PID) Process: | (3516) explorer.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run |
| Operation: | write | Name: | 58dc91a |
Value: C:\Users\admin\AppData\Roaming\58dc91a\158dc91a.exe | |||
| (PID) Process: | (2244) svchost.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\svchost_RASAPI32 |
| Operation: | write | Name: | EnableFileTracing |
Value: 0 | |||
| (PID) Process: | (2244) svchost.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\svchost_RASAPI32 |
| Operation: | write | Name: | EnableConsoleTracing |
Value: 0 | |||
| (PID) Process: | (2244) svchost.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\svchost_RASAPI32 |
| Operation: | write | Name: | FileTracingMask |
Value: 4294901760 | |||
| (PID) Process: | (2244) svchost.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\svchost_RASAPI32 |
| Operation: | write | Name: | ConsoleTracingMask |
Value: 4294901760 | |||
| (PID) Process: | (2244) svchost.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\svchost_RASAPI32 |
| Operation: | write | Name: | MaxFileSize |
Value: 1048576 | |||
| (PID) Process: | (2244) svchost.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\svchost_RASAPI32 |
| Operation: | write | Name: | FileDirectory |
Value: %windir%\tracing | |||
| (PID) Process: | (2244) svchost.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\svchost_RASMANCS |
| Operation: | write | Name: | EnableFileTracing |
Value: 0 | |||
| (PID) Process: | (2244) svchost.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\svchost_RASMANCS |
| Operation: | write | Name: | EnableConsoleTracing |
Value: 0 | |||
| (PID) Process: | (2244) svchost.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\svchost_RASMANCS |
| Operation: | write | Name: | FileTracingMask |
Value: 4294901760 | |||
Executable files
1
Suspicious files
0
Text files
0
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 3516 | explorer.exe | C:\Users\admin\AppData\Roaming\58dc91a\158dc91a.exe | executable | |
MD5:— | SHA256:— | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
3
TCP/UDP connections
26
DNS requests
30
Threats
21
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
2244 | svchost.exe | POST | — | 52.53.160.48:80 | http://stevenstark.com/k0BILd.php?x=w065wab4bl8m | US | — | — | unknown |
2244 | svchost.exe | POST | — | 77.81.235.148:80 | http://enfantsterribles.net/OTdJ7E.php?h=w065wab4bl8m | IT | — | — | malicious |
2244 | svchost.exe | POST | — | 74.3.176.240:80 | http://natureencounterstours.com/k8sxQR.php?v=w065wab4bl8m | CA | — | — | unknown |
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
Connections
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
2244 | svchost.exe | 148.251.47.144:80 | greeknewstoday.com | Hetzner Online GmbH | DE | unknown |
2244 | svchost.exe | 72.5.53.25:80 | ragecraftgaming.com | Internap Network Services Corporation | US | unknown |
2244 | svchost.exe | 34.254.1.203:80 | contentbridge.info | Amazon.com, Inc. | IE | whitelisted |
2244 | svchost.exe | 192.126.112.35:80 | 8vs.com | HOSTSPACE NETWORKS LLC | US | unknown |
2244 | svchost.exe | 195.97.222.93:80 | enigmaanalysis.co.uk | ONYX Onyx Group | GB | unknown |
2244 | svchost.exe | 82.100.220.99:80 | tcblog.de | MK Netzdienste GmbH & Co. KG | DE | malicious |
2244 | svchost.exe | 107.178.251.146:80 | thecreditcoach.com | Google Inc. | US | malicious |
2244 | svchost.exe | 217.70.184.38:80 | wecaregcm.com | GANDI SAS | FR | malicious |
2244 | svchost.exe | 74.3.176.240:80 | natureencounterstours.com | Shaw Communications Inc. | CA | unknown |
2244 | svchost.exe | 185.104.29.66:80 | tinkdifferent.nl | Stichting DIGI NL | NL | malicious |
DNS requests
Domain | IP | Reputation |
|---|---|---|
paradigmcommunications.ca |
| unknown |
greeknewstoday.com |
| unknown |
ragecraftgaming.com |
| unknown |
hannegansrestaurant.com |
| unknown |
contentbridge.info |
| malicious |
8vs.com |
| unknown |
uniobio.com |
| unknown |
enigmaanalysis.co.uk |
| unknown |
portalerifiutispeciali.it |
| unknown |
tcblog.de |
| unknown |
Threats
PID | Process | Class | Message |
|---|---|---|---|
2244 | svchost.exe | A Network Trojan was detected | ET TROJAN CryptoWall Check-in |
2244 | svchost.exe | A Network Trojan was detected | ET TROJAN CryptoWall Check-in |
2244 | svchost.exe | A Network Trojan was detected | ET TROJAN CryptoWall Check-in |
2244 | svchost.exe | A Network Trojan was detected | ET TROJAN CryptoWall Check-in |
2244 | svchost.exe | A Network Trojan was detected | ET TROJAN CryptoWall Check-in |
2244 | svchost.exe | A Network Trojan was detected | ET TROJAN CryptoWall Check-in |
2244 | svchost.exe | A Network Trojan was detected | ET TROJAN CryptoWall Check-in |
2244 | svchost.exe | A Network Trojan was detected | ET TROJAN CryptoWall Check-in |
2244 | svchost.exe | A Network Trojan was detected | ET TROJAN CryptoWall Check-in |
2244 | svchost.exe | A Network Trojan was detected | ET TROJAN CryptoWall Check-in |