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File name:

WindowsFormsApp.exe

Full analysis: https://app.any.run/tasks/91a37b74-b955-4e99-91f7-8ec6d87506e4
Verdict: Malicious activity
Threats:

AsyncRAT is a RAT that can monitor and remotely control infected systems. This malware was introduced on Github as a legitimate open-source remote administration software, but hackers use it for its many powerful malicious functions.

Analysis date: February 21, 2020, 22:11:57
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
trojan
rat
asyncrat
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5:

62DFF2BE7C8A34495C2AA7905AACEA0A

SHA1:

CEDB585A717178D88FF4D2E01C30259B9D2A2F18

SHA256:

D11BB9353EE9E9EE7FD3E0E74951916FEB0333418B6632D1F560D984131F7BAC

SSDEEP:

6144:1aBJZ3vcOwbuiqNgYdIp8MiR42kZXbL3BV:9OwCNNgYKp8Mf2kZXbdV

ANY.RUN is an interactive service which provides full access to the guest system. Information in this report could be distorted by user actions and is provided for user acknowledgement as it is. ANY.RUN does not guarantee maliciousness or safety of the content.
  • MALICIOUS

    • ASYNCRAT was detected

      • WindowsFormsApp.exe (PID: 3368)
  • SUSPICIOUS

    No suspicious indicators.
  • INFO

    No info indicators.
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.dll | Win32 Dynamic Link Library (generic) (38.3)
.exe | Win32 Executable (generic) (26.2)
.exe | Win16/32 Executable Delphi generic (12)
.exe | Generic Win/DOS Executable (11.6)
.exe | DOS Executable Generic (11.6)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 2020:02:21 18:01:45+01:00
PEType: PE32
LinkerVersion: 8
CodeSize: 214528
InitializedDataSize: 32256
UninitializedDataSize: -
EntryPoint: 0x3657e
OSVersion: 4
ImageVersion: -
SubsystemVersion: 4
Subsystem: Windows GUI
FileVersionNumber: 1.0.0.0
ProductVersionNumber: 1.0.0.0
FileFlagsMask: 0x003f
FileFlags: (none)
FileOS: Win32
ObjectFileType: Executable application
FileSubtype: -
LanguageCode: Neutral
CharacterSet: Unicode
FileDescription: WindowsFormsApp
FileVersion: 1.0.0.0
InternalName: WindowsFormsApp.exe
LegalCopyright: Copyright © 2020
OriginalFileName: WindowsFormsApp.exe
ProductName: WindowsFormsApp
ProductVersion: 1.0.0.0
AssemblyVersion: 1.0.0.0

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 21-Feb-2020 17:01:45
FileDescription: WindowsFormsApp
FileVersion: 1.0.0.0
InternalName: WindowsFormsApp.exe
LegalCopyright: Copyright © 2020
OriginalFilename: WindowsFormsApp.exe
ProductName: WindowsFormsApp
ProductVersion: 1.0.0.0
Assembly Version: 1.0.0.0

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: 21-Feb-2020 17:01:45
Pointer to Symbol Table: 0x00000000
Number of symbols: 0
Size of Optional Header: 0x00E0
Characteristics:
  • IMAGE_FILE_32BIT_MACHINE
  • IMAGE_FILE_EXECUTABLE_IMAGE

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
.text
0x00002000
0x00034584
0x00034600
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
6.70519
.rsrc
0x00038000
0x00000600
0x00000600
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
4.02028
.reloc
0x0003A000
0x0000000C
0x00000200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ
0.10191
F7QdP3nL\xa8u
0x0003C000
0x000075A8
0x00007600
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
7.34914

Resources

Title
Entropy
Size
Codepage
Language
Type
1
5.00112
490
UNKNOWN
UNKNOWN
RT_MANIFEST

Imports

mscoree.dll
No data.
screenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
34
Monitored processes
1
Malicious processes
1
Suspicious processes
0

Behavior graph

Click at the process to see the details
start #ASYNCRAT windowsformsapp.exe

Process information

PID
CMD
Path
Indicators
Parent process
3368"C:\Users\admin\AppData\Local\Temp\WindowsFormsApp.exe" C:\Users\admin\AppData\Local\Temp\WindowsFormsApp.exe
explorer.exe
User:
admin
Integrity Level:
MEDIUM
Description:
WindowsFormsApp
Version:
1.0.0.0
Total events
44
Read events
33
Write events
0
Delete events
0

Modification events

No data
Executable files
0
Suspicious files
4
Text files
0
Unknown types
0

Dropped files

PID
Process
Filename
Type
3368WindowsFormsApp.exeC:\Users\admin\AppData\Local\Temp\Cab9B1F.tmp
MD5:
SHA256:
3368WindowsFormsApp.exeC:\Users\admin\AppData\Local\Temp\Tar9B20.tmp
MD5:
SHA256:
3368WindowsFormsApp.exeC:\Users\admin\AppData\Local\Temp\Cab9B31.tmp
MD5:
SHA256:
3368WindowsFormsApp.exeC:\Users\admin\AppData\Local\Temp\Tar9B32.tmp
MD5:
SHA256:
3368WindowsFormsApp.exeC:\Users\admin\AppData\Local\Temp\Cab9B90.tmp
MD5:
SHA256:
3368WindowsFormsApp.exeC:\Users\admin\AppData\Local\Temp\Tar9B91.tmp
MD5:
SHA256:
3368WindowsFormsApp.exeC:\Users\admin\AppData\Local\Temp\CabA7C7.tmp
MD5:
SHA256:
3368WindowsFormsApp.exeC:\Users\admin\AppData\Local\Temp\TarA7C8.tmp
MD5:
SHA256:
3368WindowsFormsApp.exeC:\Users\admin\AppData\Local\Temp\CabA7F8.tmp
MD5:
SHA256:
3368WindowsFormsApp.exeC:\Users\admin\AppData\Local\Temp\TarA7F9.tmp
MD5:
SHA256:
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
2
TCP/UDP connections
2
DNS requests
2
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
3368
WindowsFormsApp.exe
GET
304
67.27.157.254:80
http://www.download.windowsupdate.com/msdownload/update/v3/static/trustedr/en/authrootstl.cab
US
compressed
55.4 Kb
whitelisted
3368
WindowsFormsApp.exe
GET
200
67.27.157.254:80
http://www.download.windowsupdate.com/msdownload/update/v3/static/trustedr/en/authrootstl.cab
US
compressed
55.4 Kb
whitelisted
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
3368
WindowsFormsApp.exe
141.255.150.84:8808
al3nzii.myq-see.com
Lost Oasis SARL
FR
malicious
3368
WindowsFormsApp.exe
67.27.157.254:80
www.download.windowsupdate.com
Level 3 Communications, Inc.
US
suspicious

DNS requests

Domain
IP
Reputation
al3nzii.myq-see.com
  • 141.255.150.84
malicious
www.download.windowsupdate.com
  • 67.27.157.254
  • 67.26.139.254
  • 67.27.157.126
  • 8.241.122.126
  • 8.248.131.254
whitelisted

Threats

PID
Process
Class
Message
Potential Corporate Privacy Violation
ET INFO Observed DNS Query to .myq-see .com DDNS Domain
3368
WindowsFormsApp.exe
A Network Trojan was detected
MALWARE [PTsecurity] AsyncRAT
3368
WindowsFormsApp.exe
A Network Trojan was detected
MALWARE [PTsecurity] AsyncRAT
1 ETPRO signatures available at the full report
No debug info