| File name: | orsopuevladikara.exe |
| Full analysis: | https://app.any.run/tasks/df6f6d27-66ae-4a7d-93da-7422a9761ae0 |
| 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, 15:27:14 |
| 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: | 065960DA97F18C00213E493E81B3CE14 |
| SHA1: | 006251C4B0219EBC398FA0D844670F5F615AE048 |
| SHA256: | 321DD6AE0A0F47164CC69A27CFD82E5EFA42556F8DAF6F1717511BF885631234 |
| SSDEEP: | 3072:duuDTwSo2BkhbFs+o/v7NG2B06dPt9/TqU2Zhb2PraCrtCdx:duu7R+hbUN6UfyTbBChCb |
| .exe | | | Generic CIL Executable (.NET, Mono, etc.) (63.1) |
|---|---|---|
| .exe | | | Win64 Executable (generic) (23.8) |
| .dll | | | Win32 Dynamic Link Library (generic) (5.6) |
| .exe | | | Win32 Executable (generic) (3.8) |
| .exe | | | Generic Win/DOS Executable (1.7) |
| AssemblyVersion: | 1.0.0.0 |
|---|---|
| ProductVersion: | 1.0.0.0 |
| ProductName: | - |
| OriginalFileName: | Stub.exe |
| LegalTrademarks: | - |
| LegalCopyright: | - |
| InternalName: | Stub.exe |
| FileVersion: | 1.0.0.0 |
| FileDescription: | - |
| CompanyName: | - |
| Comments: | - |
| CharacterSet: | Unicode |
| LanguageCode: | Neutral |
| FileSubtype: | - |
| ObjectFileType: | Executable application |
| FileOS: | Win32 |
| FileFlags: | (none) |
| FileFlagsMask: | 0x003f |
| ProductVersionNumber: | 1.0.0.0 |
| FileVersionNumber: | 1.0.0.0 |
| Subsystem: | Windows GUI |
| SubsystemVersion: | 4 |
| ImageVersion: | - |
| OSVersion: | 4 |
| EntryPoint: | 0xc73e |
| UninitializedDataSize: | - |
| InitializedDataSize: | 74240 |
| CodeSize: | 43008 |
| LinkerVersion: | 8 |
| PEType: | PE32 |
| TimeStamp: | 2020:05:10 07:24:51+02:00 |
| MachineType: | Intel 386 or later, and compatibles |
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 10-May-2020 05:24:51 |
| Comments: | - |
| CompanyName: | - |
| FileDescription: | - |
| FileVersion: | 1.0.0.0 |
| InternalName: | Stub.exe |
| LegalCopyright: | - |
| LegalTrademarks: | - |
| OriginalFilename: | Stub.exe |
| ProductName: | - |
| ProductVersion: | 1.0.0.0 |
| Assembly Version: | 1.0.0.0 |
| 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: | 10-May-2020 05:24:51 |
| 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 | 0x0000A744 | 0x0000A800 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 5.50881 |
.rsrc | 0x0000E000 | 0x00011F18 | 0x00012000 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 7.48987 |
.reloc | 0x00020000 | 0x0000000C | 0x00000200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ | 0.0815394 |
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
1 | 5.22615 | 1171 | Latin 1 / Western European | UNKNOWN | RT_MANIFEST |
2 | 3.87959 | 4392 | Latin 1 / Western European | UNKNOWN | RT_ICON |
3 | 4.5009 | 9832 | Latin 1 / Western European | UNKNOWN | RT_ICON |
4 | 7.9383 | 55744 | Latin 1 / Western European | UNKNOWN | RT_ICON |
mscoree.dll |
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 984 | "C:\Users\admin\AppData\Local\Temp\orsopuevladikara.exe" | C:\Users\admin\AppData\Local\Temp\orsopuevladikara.exe | — | Explorer.EXE | |||||||||||
User: admin Integrity Level: MEDIUM Exit code: 0 Version: 1.0.0.0 Modules
| |||||||||||||||
| 2232 | "C:\Users\admin\AppData\Local\Temp\orsopuevladikara.exe" | C:\Users\admin\AppData\Local\Temp\orsopuevladikara.exe | — | Explorer.EXE | |||||||||||
User: admin Integrity Level: MEDIUM Exit code: 0 Version: 1.0.0.0 Modules
| |||||||||||||||
| 2292 | "C:\Users\admin\AppData\Local\Temp\orsopuevladikara.exe" | C:\Users\admin\AppData\Local\Temp\orsopuevladikara.exe | — | Explorer.EXE | |||||||||||
User: admin Integrity Level: MEDIUM Exit code: 0 Version: 1.0.0.0 Modules
| |||||||||||||||
| 2948 | "C:\Users\admin\AppData\Local\Temp\orsopuevladikara.exe" | C:\Users\admin\AppData\Local\Temp\orsopuevladikara.exe | Explorer.EXE | ||||||||||||
User: admin Integrity Level: MEDIUM Exit code: 0 Version: 1.0.0.0 Modules
AsyncRat(PID) Process(2948) orsopuevladikara.exe C2 (1)167.71.56.116 Ports (1)22126 Version0.5.7B Autorunfalse MutexAsyncMutex_6SI8OkPnk CertificateMIIE8jCCAtqgAwIBAgIQALDvwOY/DtRwAb+EMLOtCzANBgkqhkiG9w0BAQ0FADAaMRgwFgYDVQQDDA9Bc3luY1JBVCBTZXJ2ZXIwIBcNMjIwODEwMTQ0OTQyWhgPOTk5OTEyMzEyMzU5NTlaMBoxGDAWBgNVBAMMD0FzeW5jUkFUIFNlcnZlcjCCAiIwDQYJKoZIhvcNAQEBBQADggIPADCCAgoCggIBALijk417fZ07K34gC/UZCd2og4JisnECMhJUW7Rui5EyPLqgqM6PrpBUx9tR0gtNh4UatA8u4MXu... Server_SignatureTctzVSOaaKJT1pKBBopfplWoZgxr9jDNdyp7mGwCoC5Wp0D8UWFymxdFLsYMLV5odxybOUXHF3HiUje2R8iIp95IOa08Wsxj+YZG6eP2ONwf9GZmk2nlb/Fsb+Zqn2DoaeZG4U9ybCx5/4TnJF6cNOeoKeOwtWEygTyWI7Q+2uaIPooZR7ozUfiMKslfKRmUomY2LYPtiVaMW2LAQWlsY2u64esJYBje46+9+wCfuTZRFmwsAox6haSucc+i/jtMS2kZHvj1RTics3/RNJSLzYqCy4/if6cI5gN5ornGUR7o... AntiVMtrue PasteBinnull bdostrue BotnetDefault Aes_Keyad60afbeffca768407d046c4695c11d73b60a39e479b4992ebadd9c5f0fc7294 Saltbfeb1e56fbcd973bb219022430a57843003d5644d21e62b9d4f180e7e6c33941 Install_Folder%AppData% | |||||||||||||||
| 3408 | "C:\Windows\explorer.exe" | C:\Windows\explorer.exe | — | Explorer.EXE | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Explorer Exit code: 1 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 3976 | "C:\Users\admin\AppData\Local\Temp\orsopuevladikara.exe" | C:\Users\admin\AppData\Local\Temp\orsopuevladikara.exe | — | Explorer.EXE | |||||||||||
User: admin Integrity Level: MEDIUM Exit code: 0 Version: 1.0.0.0 Modules
| |||||||||||||||
| (PID) Process: | (2948) orsopuevladikara.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\16C\52C64B7E |
| Operation: | write | Name: | LanguageList |
Value: en-US | |||
| (PID) Process: | (2232) orsopuevladikara.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\16C\52C64B7E |
| Operation: | write | Name: | LanguageList |
Value: en-US | |||
| (PID) Process: | (3976) orsopuevladikara.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\16C\52C64B7E |
| Operation: | write | Name: | LanguageList |
Value: en-US | |||
| (PID) Process: | (984) orsopuevladikara.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\16C\52C64B7E |
| Operation: | write | Name: | LanguageList |
Value: en-US | |||
| (PID) Process: | (2292) orsopuevladikara.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\16C\52C64B7E |
| Operation: | write | Name: | LanguageList |
Value: en-US | |||
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 2948 | orsopuevladikara.exe | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\77EC63BDA74BD0D0E0426DC8F8008506 | compressed | |
MD5:— | SHA256:— | |||
| 2948 | orsopuevladikara.exe | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\77EC63BDA74BD0D0E0426DC8F8008506 | binary | |
MD5:— | SHA256:— | |||
| 2948 | orsopuevladikara.exe | C:\Users\admin\AppData\Local\Temp\Tar38D1.tmp | cat | |
MD5:— | SHA256:— | |||
| 2948 | orsopuevladikara.exe | C:\Users\admin\AppData\Local\Temp\Cab38D0.tmp | compressed | |
MD5:— | SHA256:— | |||
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
2948 | orsopuevladikara.exe | GET | 200 | 93.184.221.240:80 | http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/authrootstl.cab?41722d9f3dae216d | US | compressed | 60.2 Kb | whitelisted |
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
2948 | orsopuevladikara.exe | 167.71.56.116:22126 | — | — | US | malicious |
2948 | orsopuevladikara.exe | 93.184.221.240:80 | ctldl.windowsupdate.com | MCI Communications Services, Inc. d/b/a Verizon Business | US | whitelisted |
Domain | IP | Reputation |
|---|---|---|
ctldl.windowsupdate.com |
| whitelisted |
PID | Process | Class | Message |
|---|---|---|---|
2948 | orsopuevladikara.exe | A Network Trojan was detected | ET TROJAN Observed Malicious SSL Cert (AsyncRAT Server) |