Analysis Overview
SHA256
23107ced99838695bf4391c1271bafce47fad96e95b28f52df0a060038f80a7b
Threat Level: Known bad
The file 28836_2593959416481.js was found to be: Known bad.
Malicious Activity Summary
Strela
Checks computer location settings
Loads dropped DLL
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-01-31 15:43
Signatures
Analysis: behavioral2
Detonation Overview
Submitted
2024-01-31 15:43
Reported
2024-01-31 15:46
Platform
win10v2004-20231222-en
Max time kernel
145s
Max time network
150s
Command Line
Signatures
Strela
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Control Panel\International\Geo\Nation | C:\Windows\system32\wscript.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\rundll32.exe | N/A |
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2544 wrote to memory of 1232 | N/A | C:\Windows\system32\wscript.exe | C:\Windows\System32\cmd.exe |
| PID 2544 wrote to memory of 1232 | N/A | C:\Windows\system32\wscript.exe | C:\Windows\System32\cmd.exe |
| PID 1232 wrote to memory of 2196 | N/A | C:\Windows\System32\cmd.exe | C:\Windows\system32\findstr.exe |
| PID 1232 wrote to memory of 2196 | N/A | C:\Windows\System32\cmd.exe | C:\Windows\system32\findstr.exe |
| PID 1232 wrote to memory of 2752 | N/A | C:\Windows\System32\cmd.exe | C:\Windows\system32\certutil.exe |
| PID 1232 wrote to memory of 2752 | N/A | C:\Windows\System32\cmd.exe | C:\Windows\system32\certutil.exe |
| PID 1232 wrote to memory of 3732 | N/A | C:\Windows\System32\cmd.exe | C:\Windows\system32\rundll32.exe |
| PID 1232 wrote to memory of 3732 | N/A | C:\Windows\System32\cmd.exe | C:\Windows\system32\rundll32.exe |
Processes
C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\28836_2593959416481.js
C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /k copy "C:\Users\Admin\AppData\Local\Temp\28836_2593959416481.js" "C:\Users\Admin\\pleasantobject.bat" && "C:\Users\Admin\\pleasantobject.bat"
C:\Windows\system32\findstr.exe
findstr /V militarysnore ""C:\Users\Admin\\pleasantobject.bat""
C:\Windows\system32\rundll32.exe
rundll32 gatewoman.dll,main
C:\Windows\system32\certutil.exe
certutil -f -decode shakyinconclusive gatewoman.dll
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 181.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 72.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 48.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.65.42.20.in-addr.arpa | udp |
Files
C:\Users\Admin\pleasantobject.bat
| MD5 | 6a6c6d9614e572fedbfb8d2eb108bb42 |
| SHA1 | 347b37c4eb1c9d6f6d18d7ec13291436b43bab79 |
| SHA256 | 23107ced99838695bf4391c1271bafce47fad96e95b28f52df0a060038f80a7b |
| SHA512 | e7b0a9980f6a08c709ce251baf43553c1799dd7593ad8620d80aeaa1366934072bfd40edbc4d3b6660e8c31b6a74577ad34eb7fd93a3685ac4504eed58c22499 |
C:\Users\Admin\shakyinconclusive
| MD5 | 6423b4a456dc34d7c6f67740aaa371fa |
| SHA1 | d9d4c432b60581b9d8b3fdd55e781ce5ff5e6df5 |
| SHA256 | 25abcd9fb9ee09402dbc40b58466283739f223932fef07239f11548af088e9b4 |
| SHA512 | 31c99c287ad497c14f70bd99163e9304952f662089b774ebbc94bf70c07e27ecc683d9e4ace957f17028883c0643e55a0e5ffcceaacc33e95ffd9f748c61b181 |
C:\Users\Admin\gatewoman.dll
| MD5 | d5f35509799fe456a67d41558f1b0f80 |
| SHA1 | c7d1cb4541fadc69dc2f3a6f04b2940600d12e5c |
| SHA256 | ae1388f95f2678b7b6aabaf430b646710cdea10850c2556fbfcc0fb068e6fe4e |
| SHA512 | a9ed4db26bde7a085678ad15fb01e6be0ff4af0c8ffc5f6cdde99d9141b01e6889dbe2f172ae1723f479e0c75488eee6a7a6e79a7529c4dbb95381a80a1c6e48 |
memory/3732-1416-0x000001B5A4A80000-0x000001B5A4AA3000-memory.dmp
memory/3732-1415-0x00007FF87D500000-0x00007FF87D60E000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-01-31 15:43
Reported
2024-01-31 15:46
Platform
win7-20231129-en
Max time kernel
117s
Max time network
117s
Command Line
Signatures
Strela
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\system32\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\system32\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\system32\rundll32.exe | N/A |
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
Processes
C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\28836_2593959416481.js
C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /k copy "C:\Users\Admin\AppData\Local\Temp\28836_2593959416481.js" "C:\Users\Admin\\pleasantobject.bat" && "C:\Users\Admin\\pleasantobject.bat"
C:\Windows\system32\findstr.exe
findstr /V militarysnore ""C:\Users\Admin\\pleasantobject.bat""
C:\Windows\system32\certutil.exe
certutil -f -decode shakyinconclusive gatewoman.dll
C:\Windows\system32\rundll32.exe
rundll32 gatewoman.dll,main
Network
Files
C:\Users\Admin\pleasantobject.bat
| MD5 | 6a6c6d9614e572fedbfb8d2eb108bb42 |
| SHA1 | 347b37c4eb1c9d6f6d18d7ec13291436b43bab79 |
| SHA256 | 23107ced99838695bf4391c1271bafce47fad96e95b28f52df0a060038f80a7b |
| SHA512 | e7b0a9980f6a08c709ce251baf43553c1799dd7593ad8620d80aeaa1366934072bfd40edbc4d3b6660e8c31b6a74577ad34eb7fd93a3685ac4504eed58c22499 |
\Users\Admin\gatewoman.dll
| MD5 | d5f35509799fe456a67d41558f1b0f80 |
| SHA1 | c7d1cb4541fadc69dc2f3a6f04b2940600d12e5c |
| SHA256 | ae1388f95f2678b7b6aabaf430b646710cdea10850c2556fbfcc0fb068e6fe4e |
| SHA512 | a9ed4db26bde7a085678ad15fb01e6be0ff4af0c8ffc5f6cdde99d9141b01e6889dbe2f172ae1723f479e0c75488eee6a7a6e79a7529c4dbb95381a80a1c6e48 |
C:\Users\Admin\shakyinconclusive
| MD5 | 6423b4a456dc34d7c6f67740aaa371fa |
| SHA1 | d9d4c432b60581b9d8b3fdd55e781ce5ff5e6df5 |
| SHA256 | 25abcd9fb9ee09402dbc40b58466283739f223932fef07239f11548af088e9b4 |
| SHA512 | 31c99c287ad497c14f70bd99163e9304952f662089b774ebbc94bf70c07e27ecc683d9e4ace957f17028883c0643e55a0e5ffcceaacc33e95ffd9f748c61b181 |
memory/1408-1419-0x0000000000390000-0x00000000003B3000-memory.dmp
memory/1408-1418-0x000007FEF67A0000-0x000007FEF68AE000-memory.dmp
memory/1408-1420-0x0000000000390000-0x00000000003B3000-memory.dmp