File name: | Client.exe |
Full analysis: | https://app.any.run/tasks/ba0d583f-3eeb-41eb-9c0b-97ad7376322e |
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: | October 04, 2022, 21:21:36 |
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: | D1092DD29F82ABEA5AFAA9F47FCE5E46 |
SHA1: | 5BA86062ED3721B7CEE08E1A07842BD84C6D3CB6 |
SHA256: | FE1481B7E6AA4BD4A2FAA66FEF3D5BA0AC9842A7D9122749B56D2A4354425F8B |
SSDEEP: | 1536:rntG0AI1JfxQ7CqmB9x1bbsTxR7mWa+askNpqKmY7:rnWI/x/q8n1bbsTLmTKkWz |
.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) |
Architecture: | IMAGE_FILE_MACHINE_I386 |
---|---|
Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
Compilation Date: | 2021-Nov-07 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 |
e_magic: | MZ |
---|---|
e_cblp: | 144 |
e_cp: | 3 |
e_crlc: | - |
e_cparhdr: | 4 |
e_minalloc: | - |
e_maxalloc: | 65535 |
e_ss: | - |
e_sp: | 184 |
e_csum: | - |
e_ip: | - |
e_cs: | - |
e_ovno: | - |
e_oemid: | - |
e_oeminfo: | - |
e_lfanew: | 128 |
Signature: | PE |
---|---|
Machine: | IMAGE_FILE_MACHINE_I386 |
NumberofSections: | 3 |
TimeDateStamp: | 2021-Nov-07 01:16:03 |
PointerToSymbolTable: | - |
NumberOfSymbols: | - |
SizeOfOptionalHeader: | 224 |
Characteristics: |
|
Name | Virtual Address | Virtual Size | Raw Size | Charateristics | Entropy |
---|---|---|---|---|---|
.text | 8192 | 62260 | 62464 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 5.86787 |
.rsrc | 73728 | 3509 | 3584 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 5.02623 |
.reloc | 81920 | 12 | 512 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ | 0.10191 |
Title | Entropy | Size | Codepage | Language | Type |
---|---|---|---|---|---|
1 | 3.19253 | 724 | UNKNOWN | UNKNOWN | RT_VERSION |
1 (#2) | 5.09187 | 2625 | UNKNOWN | UNKNOWN | RT_MANIFEST |
mscoree.dll |
PID | CMD | Path | Indicators | Parent process | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
3156 | "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 Modules
AsyncRat(PID) Process(3156) Client.exe Install_Folder%AppData% SaltDcRatByqwqdanchun Aes_Key31c785911cede401be713bdd112ef605ff189e5e6185d5df393ef3a4e117da8c Botnetvenom clients bdosfalse PasteBinnull AntiVMfalse Server_Signaturedj5l9sjZVgN4z0tdGsWrYq4SrjzXqVj5yaLAT4NWvFBXO64Ar1DTv8UsWoCDUxsp5VHLn1pPaOVwIdBW9O+lGV92m/5HqDoTqNRXPUPfpq0A4dY2LyYp3IgXxY5ffR2RB9jfOpOBjntcMubeOn3xKO6xRYiGtzGS+ItVPhh6Tzs= CertificateMIICMzCCAZygAwIBAgIVAKzuRlIrdEiNLAmu9VrDOC0NkctxMA0GCSqGSIb3DQEBDQUAMGcxGDAWBgNVBAMMD1Zlbm9tUkFUIFNlcnZlcjETMBEGA1UECwwKcXdxZGFuY2h1bjEcMBoGA1UECgwTRGNSYXQgQnkgcXdxZGFuY2h1bjELMAkGA1UEBwwCU0gxCzAJBgNVBAYTAkNOMB4XDTIxMDcwMTEyNDA0MVoXDTMyMDQwOTEyNDA0MVowEDEOMAwGA1UEAwwFRGNSYXQwgZ8wDQYJKoZIhvcNAQEBBQAD... Mutexxugzaxzzxxbac Autorunfalse VersionVenomRAT_HVNC 5.0.4 Ports (1)14756 C2 (2) 7.tcp.eu.ngrok.io | |||||||||||||||
1448 | "C:\Windows\System32\cmd.exe" | C:\Windows\System32\cmd.exe | — | Client.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Command Processor Version: 6.1.7601.17514 (win7sp1_rtm.101119-1850) Modules
| |||||||||||||||
408 | "C:\Windows\System32\cmd.exe" | C:\Windows\System32\cmd.exe | — | Client.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Command Processor Version: 6.1.7601.17514 (win7sp1_rtm.101119-1850) Modules
| |||||||||||||||
116 | "C:\Windows\System32\cmd.exe" | C:\Windows\System32\cmd.exe | — | Client.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Command Processor Version: 6.1.7601.17514 (win7sp1_rtm.101119-1850) Modules
| |||||||||||||||
3536 | "C:\Windows\System32\cmd.exe" | C:\Windows\System32\cmd.exe | — | Client.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Command Processor Version: 6.1.7601.17514 (win7sp1_rtm.101119-1850) Modules
| |||||||||||||||
2968 | "C:\Windows\System32\cmd.exe" | C:\Windows\System32\cmd.exe | — | Client.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Command Processor Version: 6.1.7601.17514 (win7sp1_rtm.101119-1850) Modules
| |||||||||||||||
2716 | "C:\Windows\System32\cmd.exe" | C:\Windows\System32\cmd.exe | — | Client.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Command Processor Version: 6.1.7601.17514 (win7sp1_rtm.101119-1850) Modules
| |||||||||||||||
2636 | "C:\Windows\System32\cmd.exe" | C:\Windows\System32\cmd.exe | — | Client.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Command Processor Version: 6.1.7601.17514 (win7sp1_rtm.101119-1850) Modules
| |||||||||||||||
524 | "C:\Windows\System32\cmd.exe" | C:\Windows\System32\cmd.exe | — | Client.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Command Processor Version: 6.1.7601.17514 (win7sp1_rtm.101119-1850) Modules
| |||||||||||||||
3288 | "C:\Windows\System32\cmd.exe" | C:\Windows\System32\cmd.exe | — | Client.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Command Processor Version: 6.1.7601.17514 (win7sp1_rtm.101119-1850) Modules
|
(PID) Process: | (3156) Client.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\16C\52C64B7E |
Operation: | write | Name: | LanguageList |
Value: en-US | |||
(PID) Process: | (3156) Client.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
Operation: | write | Name: | ProxyBypass |
Value: 1 | |||
(PID) Process: | (3156) Client.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
Operation: | write | Name: | IntranetName |
Value: 1 | |||
(PID) Process: | (3156) Client.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
Operation: | write | Name: | UNCAsIntranet |
Value: 1 | |||
(PID) Process: | (3156) Client.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
Operation: | write | Name: | AutoDetect |
Value: 0 |
PID | Process | Filename | Type | |
---|---|---|---|---|
3156 | Client.exe | C:\Users\admin\AppData\Local\Temp\CabF1C0.tmp | compressed | |
MD5:D15AAA7C9BE910A9898260767E2490E1 | SHA256:F8EBAAF487CBA0C81A17C8CD680BDD2DD8E90D2114ECC54844CFFC0CC647848E | |||
3156 | Client.exe | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\77EC63BDA74BD0D0E0426DC8F8008506 | binary | |
MD5:CEF0E28BBD54F97A4A9C74E02FBCFB78 | SHA256:A21031E3E30A1CF46C98E886300D917FFDD57044BB2432D1E6A485F962086503 | |||
3156 | Client.exe | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\77EC63BDA74BD0D0E0426DC8F8008506 | compressed | |
MD5:D15AAA7C9BE910A9898260767E2490E1 | SHA256:F8EBAAF487CBA0C81A17C8CD680BDD2DD8E90D2114ECC54844CFFC0CC647848E | |||
3156 | Client.exe | C:\Users\admin\AppData\Local\Temp\TarF1C1.tmp | cat | |
MD5:C75C82DE5128C3E55D72A4FF9C73F5E4 | SHA256:379E2F7218F036D70E2C474BF6A09364C5623C1C5F8D5A1A16F1B9B1EC243B55 |
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
---|---|---|---|---|---|---|---|---|---|
3156 | Client.exe | GET | 200 | 209.197.3.8:80 | http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/authrootstl.cab?c8339810ae0e2b3e | US | compressed | 60.9 Kb | whitelisted |
PID | Process | IP | Domain | ASN | CN | Reputation |
---|---|---|---|---|---|---|
3156 | Client.exe | 209.197.3.8:80 | ctldl.windowsupdate.com | STACKPATH-CDN | US | whitelisted |
3156 | Client.exe | 3.67.15.169:14756 | 7.tcp.eu.ngrok.io | AMAZON-02 | DE | malicious |
Domain | IP | Reputation |
---|---|---|
7.tcp.eu.ngrok.io |
| malicious |
ctldl.windowsupdate.com |
| whitelisted |
PID | Process | Class | Message |
---|---|---|---|
— | — | Potential Corporate Privacy Violation | ET INFO DNS Query to a *.ngrok domain (ngrok.io) |