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| File name: | Client.exe |
| Full analysis: | https://app.any.run/tasks/aa77b10b-35ae-48ac-8fb8-d6958c32826b |
| 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: | August 12, 2022, 14:55:34 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/x-dosexec |
| File info: | PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows |
| MD5: | 33C627D80C1D7EF02DDD7299CA0957E4 |
| SHA1: | FDCBFDD09198E984479FF9D10F14159D2D7EA173 |
| SHA256: | D1169CE72F43FC67279C68443231225D9C7B74B2D60089EFCBE8802B52359769 |
| SSDEEP: | 1536:rntG0AI1JfxQ7CqmB9x1bbsTxRP8Tz+askNpqKmY7:rnWI/x/q8n1bbsTQKkWz |
MALICIOUS
ASYNCRAT detected by memory dumps
- Client.exe (PID: 3404)
ASYNCRAT was detected
- Client.exe (PID: 3404)
SUSPICIOUS
Checks supported languages
- Client.exe (PID: 3404)
Reads the computer name
- Client.exe (PID: 3404)
Reads Environment values
- Client.exe (PID: 3404)
INFO
Reads settings of System Certificates
- Client.exe (PID: 3404)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
AsyncRat
(PID) Process(3404) Client.exe
C2 (1)4.tcp.eu.ngrok.io
Ports (1)13808
VersionVenomRAT_HVNC 5.0.4
Autorunfalse
Mutexxwywrihifsbg
CertificateMIICMzCCAZygAwIBAgIVAKmD5m5HKMmVMaaO1XJNbBlcee8VMA0GCSqGSIb3DQEBDQUAMGcxGDAWBgNVBAMMD1Zlbm9tUkFUIFNlcnZlcjETMBEGA1UECwwKcXdxZGFuY2h1bjEcMBoGA1UECgwTRGNSYXQgQnkgcXdxZGFuY2h1bjELMAkGA1UEBwwCU0gxCzAJBgNVBAYTAkNOMB4XDTIxMTAzMTE0MzIwOFoXDTMyMDgwOTE0MzIwOFowEDEOMAwGA1UEAwwFRGNSYXQwgZ8wDQYJKoZIhvcNAQEBBQAD...
Server_SignatureBjHZ4g4ULGuedTYJai0stHSOUNxOaEbAVKd4s58RomKFxBgp3TV0mdVrzhgVMPaJxjsl38bmtbOZn3GzGoFsgNcNqFJA2nH0rDuZTPJnoIOcsdZ1OwMYBgJmr5RUbavUUeJ3KLZ1j5+NmIzHO4JSu3vjpibdtNZLL9M5R7Qi7xI=
AntiVMfalse
PasteBinnull
bdosfalse
Botnetvenom clients
Aes_Key0ff2205cd5cf7c217a72da9d12b1a586017b3d46b7fa01ae9c8d7d554ed64c29
SaltDcRatByqwqdanchun
Install_Folder%AppData%
TRiD
| .exe | | | Generic CIL Executable (.NET, Mono, etc.) (56.7) |
|---|---|---|
| .exe | | | Win64 Executable (generic) (21.3) |
| .scr | | | Windows screen saver (10.1) |
| .dll | | | Win32 Dynamic Link Library (generic) (5) |
| .exe | | | Win32 Executable (generic) (3.4) |
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2021:11:07 02:16:03+01:00 |
| PEType: | PE32 |
| LinkerVersion: | 8 |
| CodeSize: | 62464 |
| InitializedDataSize: | 4096 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x1132e |
| OSVersion: | 4 |
| ImageVersion: | - |
| SubsystemVersion: | 4 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 5.0.0.3 |
| ProductVersionNumber: | 5.0.0.3 |
| FileFlagsMask: | 0x003f |
| FileFlags: | (none) |
| FileOS: | Win32 |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | Neutral |
| CharacterSet: | Unicode |
| Comments: | - |
| CompanyName: | - |
| FileDescription: | - |
| FileVersion: | 5.0.0.3 |
| InternalName: | Client.exe |
| LegalCopyright: | - |
| LegalTrademarks: | - |
| OriginalFileName: | Client.exe |
| ProductName: | - |
| ProductVersion: | 5.0.0.3 |
| AssemblyVersion: | 5.0.0.3 |
Summary
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 07-Nov-2021 01:16:03 |
| Comments: | - |
| CompanyName: | - |
| FileDescription: | - |
| FileVersion: | 5.0.0.3 |
| InternalName: | Client.exe |
| LegalCopyright: | - |
| LegalTrademarks: | - |
| OriginalFilename: | Client.exe |
| ProductName: | - |
| ProductVersion: | 5.0.0.3 |
| Assembly Version: | 5.0.0.3 |
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: | 3 |
| Time date stamp: | 07-Nov-2021 01:16:03 |
| 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 | 0x0000F334 | 0x0000F400 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 5.86722 |
.rsrc | 0x00012000 | 0x00000DB5 | 0x00000E00 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 5.02623 |
.reloc | 0x00014000 | 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 | 5.09187 | 2625 | UNKNOWN | UNKNOWN | RT_MANIFEST |
Imports
mscoree.dll |
Total processes
35
Monitored processes
1
Malicious processes
1
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process |
|---|---|---|---|---|
| 3404 | "C:\Users\admin\AppData\Local\Temp\Client.exe" | C:\Users\admin\AppData\Local\Temp\Client.exe | Explorer.EXE | |
User: admin Integrity Level: MEDIUM Version: 5.0.0.3 AsyncRat(PID) Process(3404) Client.exe C2 (1)4.tcp.eu.ngrok.io Ports (1)13808 VersionVenomRAT_HVNC 5.0.4 Autorunfalse Mutexxwywrihifsbg CertificateMIICMzCCAZygAwIBAgIVAKmD5m5HKMmVMaaO1XJNbBlcee8VMA0GCSqGSIb3DQEBDQUAMGcxGDAWBgNVBAMMD1Zlbm9tUkFUIFNlcnZlcjETMBEGA1UECwwKcXdxZGFuY2h1bjEcMBoGA1UECgwTRGNSYXQgQnkgcXdxZGFuY2h1bjELMAkGA1UEBwwCU0gxCzAJBgNVBAYTAkNOMB4XDTIxMTAzMTE0MzIwOFoXDTMyMDgwOTE0MzIwOFowEDEOMAwGA1UEAwwFRGNSYXQwgZ8wDQYJKoZIhvcNAQEBBQAD... Server_SignatureBjHZ4g4ULGuedTYJai0stHSOUNxOaEbAVKd4s58RomKFxBgp3TV0mdVrzhgVMPaJxjsl38bmtbOZn3GzGoFsgNcNqFJA2nH0rDuZTPJnoIOcsdZ1OwMYBgJmr5RUbavUUeJ3KLZ1j5+NmIzHO4JSu3vjpibdtNZLL9M5R7Qi7xI= AntiVMfalse PasteBinnull bdosfalse Botnetvenom clients Aes_Key0ff2205cd5cf7c217a72da9d12b1a586017b3d46b7fa01ae9c8d7d554ed64c29 SaltDcRatByqwqdanchun Install_Folder%AppData% | ||||
Total events
3 132
Read events
3 118
Write events
0
Delete events
0
Modification events
Executable files
0
Suspicious files
0
Text files
0
Unknown types
0
Dropped files
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
2
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 |
|---|---|---|---|---|---|---|
3404 | Client.exe | 52.28.112.211:13808 | 4.tcp.eu.ngrok.io | Amazon.com, Inc. | DE | malicious |
3404 | Client.exe | 93.184.221.240:80 | ctldl.windowsupdate.com | MCI Communications Services, Inc. d/b/a Verizon Business | US | whitelisted |
DNS requests
Domain | IP | Reputation |
|---|---|---|
4.tcp.eu.ngrok.io |
| malicious |
ctldl.windowsupdate.com |
| whitelisted |
Threats
PID | Process | Class | Message |
|---|---|---|---|
— | — | Potential Corporate Privacy Violation | ET INFO DNS Query to a *.ngrok domain (ngrok.io) |
2 ETPRO signatures available at the full report