| File name: | aa rat.exe |
| Full analysis: | https://app.any.run/tasks/21001aa7-d0e9-4c4b-be98-d8240ce150e4 |
| 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: | November 29, 2020, 09:59:34 |
| 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: | 151B0F66BAF2013DE251CD03ECF33C37 |
| SHA1: | 590DA9D67F25A9B4C33B62C582A84E3095871D55 |
| SHA256: | A7DC10E3B8C61EEC10BE3F997EEEFD62E392B86900580355A8945DAF5217A16A |
| SSDEEP: | 768:iuUOVTwkbBHWU7TZcFmo2qjNC0LmbbmHHPIVIwX5Cst3N0brYgxswdw5O8gPg9uw:iuUOVTwAJM2kXoaAVIYYbJxsw+c8wg8a |
| .exe | | | Generic CIL Executable (.NET, Mono, etc.) (82.9) |
|---|---|---|
| .dll | | | Win32 Dynamic Link Library (generic) (7.4) |
| .exe | | | Win32 Executable (generic) (5.1) |
| .exe | | | Generic Win/DOS Executable (2.2) |
| .exe | | | DOS Executable Generic (2.2) |
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2020:05:10 07:24:51+02:00 |
| PEType: | PE32 |
| LinkerVersion: | 8 |
| CodeSize: | 45568 |
| InitializedDataSize: | 2560 |
| UninitializedDataSize: | - |
| EntryPoint: | 0xd06e |
| 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 |
| Comments: | - |
| CompanyName: | - |
| FileDescription: | - |
| FileVersion: | 1.0.0.0 |
| InternalName: | Stub.exe |
| LegalCopyright: | - |
| LegalTrademarks: | - |
| OriginalFileName: | Stub.exe |
| ProductName: | - |
| ProductVersion: | 1.0.0.0 |
| AssemblyVersion: | 1.0.0.0 |
| 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 | 0x0000B074 | 0x0000B200 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 5.61213 |
.rsrc | 0x0000E000 | 0x000007FF | 0x00000800 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 4.88507 |
.reloc | 0x00010000 | 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 | UNKNOWN | UNKNOWN | RT_MANIFEST |
mscoree.dll |
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 180 | "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --field-trial-handle=1028,1357608712578310651,8996284516707541712,131072 --enable-features=PasswordImport --lang=en-US --service-sandbox-type=utility --service-request-channel-token=3105218824335945816 --mojo-platform-channel-handle=3892 --ignored=" --type=renderer " /prefetch:8 | C:\Program Files\Google\Chrome\Application\chrome.exe | — | chrome.exe | |||||||||||
User: admin Company: Google LLC Integrity Level: LOW Description: Google Chrome Exit code: 0 Version: 75.0.3770.100 Modules
| |||||||||||||||
| 596 | "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --field-trial-handle=1028,1357608712578310651,8996284516707541712,131072 --enable-features=PasswordImport --lang=en-US --service-sandbox-type=utility --service-request-channel-token=6872104809302096176 --mojo-platform-channel-handle=3320 --ignored=" --type=renderer " /prefetch:8 | C:\Program Files\Google\Chrome\Application\chrome.exe | — | chrome.exe | |||||||||||
User: admin Company: Google LLC Integrity Level: LOW Description: Google Chrome Exit code: 0 Version: 75.0.3770.100 Modules
| |||||||||||||||
| 1020 | "C:\Users\admin\AppData\Local\Temp\aa rat.exe" | C:\Users\admin\AppData\Local\Temp\aa rat.exe | explorer.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Exit code: 0 Version: 1.0.0.0 Modules
| |||||||||||||||
| 1164 | timeout 3 | C:\Windows\system32\timeout.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: timeout - pauses command processing Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 1856 | "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --field-trial-handle=1028,1357608712578310651,8996284516707541712,131072 --enable-features=PasswordImport --lang=en-US --service-sandbox-type=utility --service-request-channel-token=18215420407835379527 --mojo-platform-channel-handle=3748 --ignored=" --type=renderer " /prefetch:8 | C:\Program Files\Google\Chrome\Application\chrome.exe | — | chrome.exe | |||||||||||
User: admin Company: Google LLC Integrity Level: LOW Description: Google Chrome Exit code: 0 Version: 75.0.3770.100 Modules
| |||||||||||||||
| 2060 | "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --field-trial-handle=1028,1357608712578310651,8996284516707541712,131072 --enable-features=PasswordImport --lang=en-US --service-sandbox-type=utility --service-request-channel-token=9082120184684081784 --mojo-platform-channel-handle=4220 --ignored=" --type=renderer " /prefetch:8 | C:\Program Files\Google\Chrome\Application\chrome.exe | — | chrome.exe | |||||||||||
User: admin Company: Google LLC Integrity Level: LOW Description: Google Chrome Exit code: 0 Version: 75.0.3770.100 Modules
| |||||||||||||||
| 2132 | "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --field-trial-handle=1028,1357608712578310651,8996284516707541712,131072 --enable-features=PasswordImport --lang=en-US --service-sandbox-type=utility --service-request-channel-token=6208893189711681680 --mojo-platform-channel-handle=3412 --ignored=" --type=renderer " /prefetch:8 | C:\Program Files\Google\Chrome\Application\chrome.exe | — | chrome.exe | |||||||||||
User: admin Company: Google LLC Integrity Level: LOW Description: Google Chrome Exit code: 0 Version: 75.0.3770.100 Modules
| |||||||||||||||
| 2488 | "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --field-trial-handle=1028,1357608712578310651,8996284516707541712,131072 --enable-features=PasswordImport --lang=en-US --service-sandbox-type=utility --service-request-channel-token=13720625801656493735 --mojo-platform-channel-handle=3696 --ignored=" --type=renderer " /prefetch:8 | C:\Program Files\Google\Chrome\Application\chrome.exe | — | chrome.exe | |||||||||||
User: admin Company: Google LLC Integrity Level: LOW Description: Google Chrome Exit code: 0 Version: 75.0.3770.100 Modules
| |||||||||||||||
| 2496 | cmd /c ""C:\Users\admin\AppData\Local\Temp\tmpBB3B.tmp.bat"" | C:\Windows\system32\cmd.exe | — | aa rat.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Command Processor Exit code: 1 Version: 6.1.7601.17514 (win7sp1_rtm.101119-1850) Modules
| |||||||||||||||
| 2532 | "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --field-trial-handle=1028,1357608712578310651,8996284516707541712,131072 --enable-features=PasswordImport --lang=en-US --service-sandbox-type=utility --service-request-channel-token=15135925994044247345 --mojo-platform-channel-handle=3760 --ignored=" --type=renderer " /prefetch:8 | C:\Program Files\Google\Chrome\Application\chrome.exe | — | chrome.exe | |||||||||||
User: admin Company: Google LLC Integrity Level: LOW Description: Google Chrome Exit code: 0 Version: 75.0.3770.100 Modules
| |||||||||||||||
| (PID) Process: | (1020) aa rat.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\13B\52C64B7E |
| Operation: | write | Name: | LanguageList |
Value: en-US | |||
| (PID) Process: | (1020) aa rat.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run |
| Operation: | write | Name: | aaaaaaaaaa |
Value: "C:\Users\admin\AppData\Roaming\aaaaaaaaaa.exe" | |||
| (PID) Process: | (3916) aaaaaaaaaa.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\13B\52C64B7E |
| Operation: | write | Name: | LanguageList |
Value: en-US | |||
| (PID) Process: | (4272) chrome.exe | Key: | HKEY_CURRENT_USER\Software\Google\Chrome\BLBeacon |
| Operation: | write | Name: | failed_count |
Value: 0 | |||
| (PID) Process: | (4272) chrome.exe | Key: | HKEY_CURRENT_USER\Software\Google\Chrome\BLBeacon |
| Operation: | write | Name: | state |
Value: 2 | |||
| (PID) Process: | (4272) chrome.exe | Key: | HKEY_CURRENT_USER\Software\Google\Chrome\ThirdParty |
| Operation: | write | Name: | StatusCodes |
Value: | |||
| (PID) Process: | (4272) chrome.exe | Key: | HKEY_CURRENT_USER\Software\Google\Chrome\ThirdParty |
| Operation: | write | Name: | StatusCodes |
Value: 01000000 | |||
| (PID) Process: | (4272) chrome.exe | Key: | HKEY_CURRENT_USER\Software\Google\Chrome\BLBeacon |
| Operation: | write | Name: | state |
Value: 1 | |||
| (PID) Process: | (6116) chrome.exe | Key: | HKEY_CURRENT_USER\Software\Google\Chrome\BrowserExitCodes |
| Operation: | write | Name: | 4272-13251117647795375 |
Value: 259 | |||
| (PID) Process: | (4272) chrome.exe | Key: | HKEY_CURRENT_USER\Software\Google\Update\ClientState\{8A69D345-D564-463c-AFF1-A69D9E530F96} |
| Operation: | write | Name: | dr |
Value: 1 | |||
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 3916 | aaaaaaaaaa.exe | C:\Users\admin\AppData\Local\Temp\CabDC50.tmp | — | |
MD5:— | SHA256:— | |||
| 3916 | aaaaaaaaaa.exe | C:\Users\admin\AppData\Local\Temp\TarDC51.tmp | — | |
MD5:— | SHA256:— | |||
| 3916 | aaaaaaaaaa.exe | C:\Users\admin\AppData\Local\Temp\CabDC61.tmp | — | |
MD5:— | SHA256:— | |||
| 3916 | aaaaaaaaaa.exe | C:\Users\admin\AppData\Local\Temp\TarDC62.tmp | — | |
MD5:— | SHA256:— | |||
| 3916 | aaaaaaaaaa.exe | C:\Users\admin\AppData\Local\Temp\CabDD00.tmp | — | |
MD5:— | SHA256:— | |||
| 3916 | aaaaaaaaaa.exe | C:\Users\admin\AppData\Local\Temp\TarDD01.tmp | — | |
MD5:— | SHA256:— | |||
| 3916 | aaaaaaaaaa.exe | C:\Users\admin\AppData\Local\Temp\CabDDCD.tmp | — | |
MD5:— | SHA256:— | |||
| 3916 | aaaaaaaaaa.exe | C:\Users\admin\AppData\Local\Temp\TarDDCE.tmp | — | |
MD5:— | SHA256:— | |||
| 3916 | aaaaaaaaaa.exe | C:\Users\admin\AppData\Local\Temp\CabDE0D.tmp | — | |
MD5:— | SHA256:— | |||
| 3916 | aaaaaaaaaa.exe | C:\Users\admin\AppData\Local\Temp\TarDE0E.tmp | — | |
MD5:— | SHA256:— | |||
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
3916 | aaaaaaaaaa.exe | GET | 304 | 205.185.216.42:80 | http://www.download.windowsupdate.com/msdownload/update/v3/static/trustedr/en/authrootstl.cab | US | — | — | whitelisted |
3916 | aaaaaaaaaa.exe | GET | 304 | 93.184.221.240:80 | http://www.download.windowsupdate.com/msdownload/update/v3/static/trustedr/en/authrootstl.cab | US | compressed | 57.5 Kb | whitelisted |
3916 | aaaaaaaaaa.exe | GET | 200 | 93.184.221.240:80 | http://www.download.windowsupdate.com/msdownload/update/v3/static/trustedr/en/authrootstl.cab | US | compressed | 57.5 Kb | whitelisted |
3916 | aaaaaaaaaa.exe | GET | 304 | 93.184.221.240:80 | http://www.download.windowsupdate.com/msdownload/update/v3/static/trustedr/en/authrootstl.cab | US | compressed | 57.5 Kb | whitelisted |
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
4328 | chrome.exe | 142.250.74.195:443 | www.google.com.ua | Google Inc. | US | whitelisted |
4328 | chrome.exe | 172.217.11.42:443 | fonts.googleapis.com | Google Inc. | US | whitelisted |
4328 | chrome.exe | 172.217.6.206:443 | apis.google.com | Google Inc. | US | whitelisted |
4328 | chrome.exe | 216.58.207.46:443 | ogs.google.com.ua | Google Inc. | US | whitelisted |
4328 | chrome.exe | 216.58.212.163:443 | fonts.gstatic.com | Google Inc. | US | whitelisted |
4328 | chrome.exe | 172.217.18.100:443 | www.google.com | Google Inc. | US | whitelisted |
4328 | chrome.exe | 216.58.205.238:443 | ogs.google.lv | Google Inc. | US | whitelisted |
4328 | chrome.exe | 216.58.206.3:443 | ssl.gstatic.com | Google Inc. | US | whitelisted |
4328 | chrome.exe | 142.250.80.14:443 | clients2.google.com | Google Inc. | US | whitelisted |
4328 | chrome.exe | 216.58.207.65:443 | clients2.googleusercontent.com | Google Inc. | US | whitelisted |
Domain | IP | Reputation |
|---|---|---|
armalite-44533.portmap.host |
| malicious |
www.download.windowsupdate.com |
| whitelisted |
clientservices.googleapis.com |
| whitelisted |
accounts.google.com |
| shared |
www.google.com.ua |
| whitelisted |
fonts.googleapis.com |
| whitelisted |
www.gstatic.com |
| whitelisted |
apis.google.com |
| whitelisted |
ogs.google.com.ua |
| whitelisted |
fonts.gstatic.com |
| whitelisted |
PID | Process | Class | Message |
|---|---|---|---|
1056 | svchost.exe | Potential Corporate Privacy Violation | ET POLICY DNS Query to a Reverse Proxy Service Observed |
3916 | aaaaaaaaaa.exe | Misc Attack | ET TOR Known Tor Relay/Router (Not Exit) Node Traffic group 392 |
3916 | aaaaaaaaaa.exe | A Network Trojan was detected | MALWARE [PTsecurity] AsyncRAT |
3916 | aaaaaaaaaa.exe | A Network Trojan was detected | ET TROJAN Observed Malicious SSL Cert (AsyncRAT Server) |
3916 | aaaaaaaaaa.exe | A Network Trojan was detected | MALWARE [PTsecurity] AsyncRAT |
3916 | aaaaaaaaaa.exe | A Network Trojan was detected | SUSPICIOUS [PTsecurity] Possible AsyncRAT SSL certificate |
3916 | aaaaaaaaaa.exe | A Network Trojan was detected | MALWARE [PTsecurity] AsyncRAT |
3916 | aaaaaaaaaa.exe | A Network Trojan was detected | ET TROJAN Observed Malicious SSL Cert (AsyncRAT Server) |
3916 | aaaaaaaaaa.exe | A Network Trojan was detected | MALWARE [PTsecurity] AsyncRAT |
3916 | aaaaaaaaaa.exe | A Network Trojan was detected | SUSPICIOUS [PTsecurity] Possible AsyncRAT SSL certificate |