| File name: | LastActivityView.exe |
| Full analysis: | https://app.any.run/tasks/2cafcc58-0998-452c-b438-3cdd922861a7 |
| Verdict: | Malicious activity |
| Analysis date: | June 16, 2021, 19:00:26 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Indicators: | |
| MIME: | application/x-dosexec |
| File info: | PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows |
| MD5: | 1DBE8D1E91B009AD8BB4D6A6A8742FFF |
| SHA1: | 6FE224C899D92446B05768A40590D3D5EF1A15AE |
| SHA256: | 9D924B688DF6EA639A53565138FB76D7BD3B83D344397C1869C634B554F92316 |
| SSDEEP: | 3072:QKFSr/aqrQCw2bdSMl/c6y8/AxraIttNKn1wGHEKexSAHbn+2s:QKFQbFlU6y84uHkppbXs |
MALICIOUS
Uses Task Scheduler to run other applications
- LastActivityView.exe (PID: 1012)
- LastActivityView.exe (PID: 2216)
Loads the Task Scheduler COM API
- schtasks.exe (PID: 2404)
- schtasks.exe (PID: 1532)
- schtasks.exe (PID: 1452)
- schtasks.exe (PID: 3952)
- schtasks.exe (PID: 1448)
- schtasks.exe (PID: 3052)
- schtasks.exe (PID: 444)
- schtasks.exe (PID: 3996)
Changes the autorun value in the registry
- LastActivityView.exe (PID: 2216)
Writes to a start menu file
- LastActivityView.exe (PID: 2216)
SUSPICIOUS
Drops a file with a compile date too recent
- LastActivityView.exe (PID: 2216)
Executable content was dropped or overwritten
- LastActivityView.exe (PID: 2216)
Creates files in the user directory
- LastActivityView.exe (PID: 2216)
Uses TASKKILL.EXE to kill process
- LastActivityView.exe (PID: 2216)
- LastActivityView.exe (PID: 1012)
Executed via Task Scheduler
- LastActivityView.exe (PID: 1012)
INFO
No info indicators.
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | Generic CIL Executable (.NET, Mono, etc.) (45.1) |
|---|---|---|
| .exe | | | Win32 Executable MS Visual C++ (generic) (19.2) |
| .exe | | | Win64 Executable (generic) (17) |
| .scr | | | Windows screen saver (8) |
| .dll | | | Win32 Dynamic Link Library (generic) (4) |
EXIF
EXE
| Subsystem: | Windows GUI |
|---|---|
| SubsystemVersion: | 4 |
| ImageVersion: | - |
| OSVersion: | 4 |
| EntryPoint: | 0x2a15e |
| UninitializedDataSize: | - |
| InitializedDataSize: | 2560 |
| CodeSize: | 164352 |
| LinkerVersion: | 6 |
| PEType: | PE32 |
| TimeStamp: | 2021:06:16 20:59:56+02:00 |
| MachineType: | Intel 386 or later, and compatibles |
Summary
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 16-Jun-2021 18:59:56 |
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: | 0x00000080 |
PE Headers
| Signature: | PE |
|---|---|
| Machine: | IMAGE_FILE_MACHINE_I386 |
| Number of sections: | 4 |
| Time date stamp: | 16-Jun-2021 18:59:56 |
| 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 | 0x00002000 | 0x00028164 | 0x00028200 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 6.05426 |
.sdata | 0x0002C000 | 0x00000318 | 0x00000400 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 5.94483 |
.rsrc | 0x0002E000 | 0x00000240 | 0x00000400 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 3.5389 |
.reloc | 0x00030000 | 0x0000000C | 0x00000200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ | 0.10191 |
Resources
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
1 | 4.96801 | 487 | Latin 1 / Western European | UNKNOWN | RT_MANIFEST |
Imports
mscoree.dll |
Total processes
61
Monitored processes
14
Malicious processes
2
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 444 | schtasks /Delete /tn NYAN /F | C:\Windows\system32\schtasks.exe | — | LastActivityView.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Manages scheduled tasks Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 1012 | C:\Users\admin\AppData\Local\Temp\LastActivityView.exe | C:\Users\admin\AppData\Local\Temp\LastActivityView.exe | — | taskeng.exe | |||||||||||
User: admin Integrity Level: MEDIUM Exit code: 0 Modules
| |||||||||||||||
| 1448 | schtasks /Delete /tn NYANP /F | C:\Windows\system32\schtasks.exe | — | LastActivityView.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Manages scheduled tasks Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 1452 | schtasks /Delete /tn NYANP /F | C:\Windows\system32\schtasks.exe | — | LastActivityView.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Manages scheduled tasks Exit code: 1 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 1532 | schtasks /create /tn NYANP /tr "C:\Users\admin\AppData\Local\Temp\LastActivityView.exe" /sc minute /mo 5 | C:\Windows\system32\schtasks.exe | — | LastActivityView.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Manages scheduled tasks Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 1892 | TASKKILL /F /IM wscript.exe | C:\Windows\system32\TASKKILL.exe | — | LastActivityView.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Terminates Processes Exit code: 128 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 1940 | TASKKILL /F /IM cmd.exe | C:\Windows\system32\TASKKILL.exe | — | LastActivityView.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Terminates Processes Exit code: 128 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 2116 | TASKKILL /F /IM cmd.exe | C:\Windows\system32\TASKKILL.exe | — | LastActivityView.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Terminates Processes Exit code: 128 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 2216 | "C:\Users\admin\AppData\Local\Temp\LastActivityView.exe" | C:\Users\admin\AppData\Local\Temp\LastActivityView.exe | explorer.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Exit code: 0 Modules
| |||||||||||||||
| 2404 | schtasks /Delete /tn NYAN /F | C:\Windows\system32\schtasks.exe | — | LastActivityView.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Manages scheduled tasks Exit code: 1 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
Total events
123
Read events
60
Write events
63
Delete events
0
Modification events
| (PID) Process: | (2216) LastActivityView.exe | Key: | HKEY_CURRENT_USER |
| Operation: | write | Name: | di |
Value: ! | |||
| (PID) Process: | (2216) LastActivityView.exe | Key: | HKEY_CURRENT_USER\Environment |
| Operation: | write | Name: | SEE_MASK_NOZONECHECKS |
Value: 1 | |||
| (PID) Process: | (2216) LastActivityView.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run |
| Operation: | write | Name: | LastActivityView.exe |
Value: "C:\Users\admin\AppData\Local\Temp\LastActivityView.exe" .. | |||
| (PID) Process: | (2216) LastActivityView.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced |
| Operation: | write | Name: | Hidden |
Value: 0 | |||
| (PID) Process: | (1012) LastActivityView.exe | Key: | HKEY_CURRENT_USER |
| Operation: | write | Name: | di |
Value: ! | |||
| (PID) Process: | (2216) LastActivityView.exe | Key: | HKEY_CURRENT_USER\Software\LastActivityView.exe |
| Operation: | write | Name: | [kl] |
Value: | |||
Executable files
1
Suspicious files
0
Text files
1
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 2216 | LastActivityView.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\LastActivityView.exe | executable | |
MD5:— | SHA256:— | |||
| 2216 | LastActivityView.exe | C:\Users\admin\AppData\Local\Temp\27457 | text | |
MD5:7F1698BAB066B764A314A589D338DAAE | SHA256:CDB11958506A5BA5478E22ED472FA3AE422FE9916D674F290207E1FC29AE5A76 | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
13
DNS requests
1
Threats
1
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 |
|---|---|---|---|---|---|---|
2216 | LastActivityView.exe | 82.202.167.58:4467 | lokcik252.hopto.org | JSC ISPsystem | RU | malicious |
— | — | 82.202.167.58:4467 | lokcik252.hopto.org | JSC ISPsystem | RU | malicious |
DNS requests
Domain | IP | Reputation |
|---|---|---|
lokcik252.hopto.org |
| malicious |
Threats
PID | Process | Class | Message |
|---|---|---|---|
1052 | svchost.exe | Potentially Bad Traffic | ET POLICY DNS Query to DynDNS Domain *.hopto .org |