File name: | AssetsGTA5.exe |
Full analysis: | https://app.any.run/tasks/443691bb-dc28-486c-a18f-d51bba1b878b |
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: | May 20, 2022, 22:06:21 |
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: | 9E5700739C047A7D9C4BA8E8BECFEBCA |
SHA1: | 8E737772F6A4A633341B2E6ACABE992C74D78DD3 |
SHA256: | D07E2E6F2F51DBFC51E7A7A69BBB15D486B0A7690C74B47952C65FCE8B44833A |
SSDEEP: | 6144:VTEgdc0Y9X7IxUpGREW3UQtKpIa9VyivRTcEggb8F9I6usUcTR32:VTEgdfYmxU6UrQDbUcd2 |
.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) |
AssemblyVersion: | 1.4.0.0 |
---|---|
ProductVersion: | 1.4.0 |
ProductName: | Quasar |
OriginalFileName: | Client.exe |
LegalTrademarks: | - |
LegalCopyright: | Copyright © MaxXor 2020 |
InternalName: | Client.exe |
FileVersion: | 1.4.0 |
FileDescription: | Quasar Client |
CompanyName: | - |
Comments: | - |
CharacterSet: | Unicode |
LanguageCode: | Neutral |
FileSubtype: | - |
ObjectFileType: | Executable application |
FileOS: | Win32 |
FileFlags: | (none) |
FileFlagsMask: | 0x003f |
ProductVersionNumber: | 1.4.0.0 |
FileVersionNumber: | 1.4.0.0 |
Subsystem: | Windows GUI |
SubsystemVersion: | 4 |
ImageVersion: | - |
OSVersion: | 4 |
EntryPoint: | 0x7e74e |
UninitializedDataSize: | - |
InitializedDataSize: | 3584 |
CodeSize: | 509952 |
LinkerVersion: | 8 |
PEType: | PE32 |
TimeStamp: | 2020:06:05 17:59:49+02:00 |
MachineType: | Intel 386 or later, and compatibles |
Architecture: | IMAGE_FILE_MACHINE_I386 |
---|---|
Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
Compilation Date: | 05-Jun-2020 15:59:49 |
Comments: | - |
CompanyName: | - |
FileDescription: | Quasar Client |
FileVersion: | 1.4.0 |
InternalName: | Client.exe |
LegalCopyright: | Copyright © MaxXor 2020 |
LegalTrademarks: | - |
OriginalFilename: | Client.exe |
ProductName: | Quasar |
ProductVersion: | 1.4.0 |
Assembly Version: | 1.4.0.0 |
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 |
Signature: | PE |
---|---|
Machine: | IMAGE_FILE_MACHINE_I386 |
Number of sections: | 3 |
Time date stamp: | 05-Jun-2020 15:59:49 |
Pointer to Symbol Table: | 0x00000000 |
Number of symbols: | 0 |
Size of Optional Header: | 0x00E0 |
Characteristics: |
|
Name | Virtual Address | Virtual Size | Raw Size | Charateristics | Entropy |
---|---|---|---|---|---|
.text | 0x00002000 | 0x0007C754 | 0x0007C800 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 6.16779 |
.rsrc | 0x00080000 | 0x00000A93 | 0x00000C00 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 4.6519 |
.reloc | 0x00082000 | 0x0000000C | 0x00000200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ | 0.10191 |
Title | Entropy | Size | Codepage | Language | Type |
---|---|---|---|---|---|
1 | 5.18029 | 1751 | UNKNOWN | UNKNOWN | RT_MANIFEST |
mscoree.dll |
PID | CMD | Path | Indicators | Parent process | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
2944 | "C:\Users\admin\AppData\Local\Temp\AssetsGTA5.exe" | C:\Users\admin\AppData\Local\Temp\AssetsGTA5.exe | Explorer.EXE | ||||||||||||
User: admin Integrity Level: MEDIUM Description: Quasar Client Exit code: 0 Version: 1.4.0 Modules
| |||||||||||||||
3548 | "C:\Users\admin\AppData\Roaming\SubDir\WinSub.exe" | C:\Users\admin\AppData\Roaming\SubDir\WinSub.exe | AssetsGTA5.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Description: Quasar Client Version: 1.4.0 Modules
Quasar(PID) Process(3548) WinSub.exe CertificateMIIE9DCCAtygAwIBAgIQANoFvnfgVRWhYu+eDue9VzANBgkqhkiG9w0BAQ0FADAbMRkwFwYDVQQDDBBRdWFzYXIgU2VydmVyIENBMCAXDTIyMDUwODAxMDgzMVoYDzk5OTkxMjMxMjM1OTU5WjAbMRkwFwYDVQQDDBBRdWFzYXIgU2VydmVyIENBMIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAw8CXLeMoaC57RSZOA2UXKoXvTygbUc15/IA9hPMDtgWV6glMzxVXPoQMg0lk0ctufFR7yVwa... SignatureiB16lSTMdCzW0TJbULiZVT+SOtC909dcpaYxwadJP+Mr2QELGF46scHNE3pHu7rBv8DBxv0dofn9QNRH5UNzTPrpiUZTB0WifwZIFiVf2KFZjFFHK6g/yjX7IRdjiid0xt6a0cAoT5s2TQrrbbUEnBb7BZgVst+JQs3Eb7r6oKmMVc84DPgQ5KlmNQhOh9u30n9ybLaCJCm4fu2z3ocJmPEwXTrTvkfnbIl5f3d29nvtVcacudD0kib9pD1bY74DnhRKSVDps9A5HNtezqZGZs/YeGb1hFYx7qvj5ou0u+pL... LogDirLogs TagOffice04 StartupWinSub Mutexf3e7b920-2f38-41bc-aea9-11f3b09819b3 Install_NameWinSub.exe Sub_DirSubDir C2 (2)45.134.140.167:55960 Version1.4.0 |
(PID) Process: | (2944) AssetsGTA5.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\16C\52C64B7E |
Operation: | write | Name: | LanguageList |
Value: en-US | |||
(PID) Process: | (2944) AssetsGTA5.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run |
Operation: | write | Name: | WinSub |
Value: "C:\Users\admin\AppData\Local\Temp\AssetsGTA5.exe" | |||
(PID) Process: | (3548) WinSub.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\16C\52C64B7E |
Operation: | write | Name: | LanguageList |
Value: en-US | |||
(PID) Process: | (3548) WinSub.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run |
Operation: | write | Name: | WinSub |
Value: "C:\Users\admin\AppData\Roaming\SubDir\WinSub.exe" | |||
(PID) Process: | (3548) WinSub.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\WinSub_RASAPI32 |
Operation: | write | Name: | EnableFileTracing |
Value: 0 | |||
(PID) Process: | (3548) WinSub.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\WinSub_RASAPI32 |
Operation: | write | Name: | EnableConsoleTracing |
Value: 0 | |||
(PID) Process: | (3548) WinSub.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\WinSub_RASAPI32 |
Operation: | write | Name: | FileTracingMask |
Value: | |||
(PID) Process: | (3548) WinSub.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\WinSub_RASAPI32 |
Operation: | write | Name: | ConsoleTracingMask |
Value: | |||
(PID) Process: | (3548) WinSub.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\WinSub_RASAPI32 |
Operation: | write | Name: | MaxFileSize |
Value: 1048576 | |||
(PID) Process: | (3548) WinSub.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\WinSub_RASAPI32 |
Operation: | write | Name: | FileDirectory |
Value: %windir%\tracing |
PID | Process | Filename | Type | |
---|---|---|---|---|
2944 | AssetsGTA5.exe | C:\Users\admin\AppData\Roaming\SubDir\WinSub.exe | executable | |
MD5:9E5700739C047A7D9C4BA8E8BECFEBCA | SHA256:D07E2E6F2F51DBFC51E7A7A69BBB15D486B0A7690C74B47952C65FCE8B44833A | |||
3548 | WinSub.exe | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\77EC63BDA74BD0D0E0426DC8F8008506 | compressed | |
MD5:B9F21D8DB36E88831E5352BB82C438B3 | SHA256:998E0209690A48ED33B79AF30FC13851E3E3416BED97E3679B6030C10CAB361E | |||
3548 | WinSub.exe | C:\Users\admin\AppData\Local\Temp\Cab85AC.tmp | compressed | |
MD5:B9F21D8DB36E88831E5352BB82C438B3 | SHA256:998E0209690A48ED33B79AF30FC13851E3E3416BED97E3679B6030C10CAB361E | |||
3548 | WinSub.exe | C:\Users\admin\AppData\Local\Temp\Tar85AD.tmp | cat | |
MD5:E721613517543768F0DE47A6EEEE3475 | SHA256:3163B82D1289693122EF99ED6C3C1911F68AA2A7296907CEBF84C897141CED4E | |||
3548 | WinSub.exe | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\77EC63BDA74BD0D0E0426DC8F8008506 | binary | |
MD5:B2398E404A8B5C56B11A384BCD4E880C | SHA256:79EB24F7BADA7D5BD6B762CAE844123A28CC14B3820620CC3693CB6FF761303C |
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
---|---|---|---|---|---|---|---|---|---|
3548 | WinSub.exe | GET | 200 | 93.184.221.240:80 | http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/authrootstl.cab?dc27e6427328c7fb | US | compressed | 60.0 Kb | whitelisted |
PID | Process | IP | Domain | ASN | CN | Reputation |
---|---|---|---|---|---|---|
3548 | WinSub.exe | 185.172.148.96:443 | tools.keycdn.com | proinity GmbH | DE | suspicious |
3548 | WinSub.exe | 45.134.140.167:55960 | — | — | — | malicious |
3548 | WinSub.exe | 93.184.221.240:80 | ctldl.windowsupdate.com | MCI Communications Services, Inc. d/b/a Verizon Business | US | whitelisted |
3548 | WinSub.exe | 3.220.57.224:443 | api.ipify.org | — | US | malicious |
Domain | IP | Reputation |
---|---|---|
ctldl.windowsupdate.com |
| whitelisted |
tools.keycdn.com |
| suspicious |
api.ipify.org |
| shared |
PID | Process | Class | Message |
---|---|---|---|
3548 | WinSub.exe | A Network Trojan was detected | ET TROJAN Observed Malicious SSL Cert (Quasar CnC) |
3548 | WinSub.exe | A Network Trojan was detected | ET TROJAN Generic AsyncRAT Style SSL Cert |
3548 | WinSub.exe | A Network Trojan was detected | ET TROJAN Observed Malicious SSL Cert (Quasar CnC) |
3548 | WinSub.exe | A Network Trojan was detected | ET TROJAN Generic AsyncRAT Style SSL Cert |
3548 | WinSub.exe | A Network Trojan was detected | ET TROJAN Observed Malicious SSL Cert (Quasar CnC) |