Analysis Overview
SHA256
a8c0236c98449cbca8097ca4923fe0b5b878944796e240f64595fc85b99092e4
Threat Level: Known bad
The file Downloads.rar was found to be: Known bad.
Malicious Activity Summary
Vjw0rm
STRRAT
Blocklisted process makes network request
UPX packed file
Drops startup file
Checks computer location settings
Loads dropped DLL
Adds Run key to start application
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Creates scheduled task(s)
Modifies registry class
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2023-03-26 09:44
Signatures
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral5
Detonation Overview
Submitted
2023-03-26 09:44
Reported
2023-03-26 09:47
Platform
win7-20230220-en
Max time kernel
154s
Max time network
157s
Command Line
Signatures
Processes
C:\Windows\system32\java.exe
java -jar C:\Users\Admin\AppData\Local\Temp\ec5e12b3ea2318692c2d2b74c33dfbda.jar
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | repo1.maven.org | udp |
| US | 8.8.8.8:53 | github.com | udp |
| US | 199.232.192.209:443 | repo1.maven.org | tcp |
| US | 199.232.192.209:443 | repo1.maven.org | tcp |
| US | 199.232.192.209:443 | repo1.maven.org | tcp |
| IN | 20.207.73.82:443 | github.com | tcp |
| US | 8.8.8.8:53 | repo1.maven.org | udp |
| US | 199.232.192.209:443 | repo1.maven.org | tcp |
| US | 199.232.192.209:443 | repo1.maven.org | tcp |
| US | 199.232.192.209:443 | repo1.maven.org | tcp |
| US | 8.8.8.8:53 | objects.githubusercontent.com | udp |
| US | 185.199.108.133:443 | objects.githubusercontent.com | tcp |
Files
memory/1372-62-0x0000000000120000-0x0000000000121000-memory.dmp
memory/1372-64-0x0000000000120000-0x0000000000121000-memory.dmp
memory/1372-87-0x0000000000120000-0x0000000000121000-memory.dmp
memory/1372-93-0x0000000000120000-0x0000000000121000-memory.dmp
memory/1372-96-0x0000000000120000-0x0000000000121000-memory.dmp
memory/1372-102-0x0000000000120000-0x0000000000121000-memory.dmp
memory/1372-110-0x0000000000120000-0x0000000000121000-memory.dmp
memory/1372-111-0x0000000000120000-0x0000000000121000-memory.dmp
memory/1372-120-0x0000000000120000-0x0000000000121000-memory.dmp
memory/1372-129-0x0000000000120000-0x0000000000121000-memory.dmp
memory/1372-130-0x0000000000120000-0x0000000000121000-memory.dmp
Analysis: behavioral6
Detonation Overview
Submitted
2023-03-26 09:44
Reported
2023-03-26 09:46
Platform
win10v2004-20230220-en
Max time kernel
146s
Max time network
148s
Command Line
Signatures
STRRAT
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ec5e12b3ea2318692c2d2b74c33dfbda.jar | C:\Program Files\Java\jre1.8.0_66\bin\java.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Java\jre1.8.0_66\bin\java.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ec5e12b3ea2318692c2d2b74c33dfbda = "\"C:\\Program Files\\Java\\jre1.8.0_66\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\ec5e12b3ea2318692c2d2b74c33dfbda.jar\"" | C:\Program Files\Java\jre1.8.0_66\bin\java.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ec5e12b3ea2318692c2d2b74c33dfbda = "\"C:\\Program Files\\Java\\jre1.8.0_66\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\ec5e12b3ea2318692c2d2b74c33dfbda.jar\"" | C:\Program Files\Java\jre1.8.0_66\bin\java.exe | N/A |
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3140 wrote to memory of 3692 | N/A | C:\ProgramData\Oracle\Java\javapath\java.exe | C:\Program Files\Java\jre1.8.0_66\bin\java.exe |
| PID 3140 wrote to memory of 3692 | N/A | C:\ProgramData\Oracle\Java\javapath\java.exe | C:\Program Files\Java\jre1.8.0_66\bin\java.exe |
| PID 3692 wrote to memory of 3928 | N/A | C:\Program Files\Java\jre1.8.0_66\bin\java.exe | C:\Windows\SYSTEM32\cmd.exe |
| PID 3692 wrote to memory of 3928 | N/A | C:\Program Files\Java\jre1.8.0_66\bin\java.exe | C:\Windows\SYSTEM32\cmd.exe |
| PID 3692 wrote to memory of 4728 | N/A | C:\Program Files\Java\jre1.8.0_66\bin\java.exe | C:\Program Files\Java\jre1.8.0_66\bin\java.exe |
| PID 3692 wrote to memory of 4728 | N/A | C:\Program Files\Java\jre1.8.0_66\bin\java.exe | C:\Program Files\Java\jre1.8.0_66\bin\java.exe |
| PID 3928 wrote to memory of 2164 | N/A | C:\Windows\SYSTEM32\cmd.exe | C:\Windows\system32\schtasks.exe |
| PID 3928 wrote to memory of 2164 | N/A | C:\Windows\SYSTEM32\cmd.exe | C:\Windows\system32\schtasks.exe |
Uses Task Scheduler COM API
Processes
C:\ProgramData\Oracle\Java\javapath\java.exe
java -jar C:\Users\Admin\AppData\Local\Temp\ec5e12b3ea2318692c2d2b74c33dfbda.jar
C:\Program Files\Java\jre1.8.0_66\bin\java.exe
"C:\Program Files\Java\jre1.8.0_66\bin\java.exe" -jar "C:\Users\Admin\ec5e12b3ea2318692c2d2b74c33dfbda.jar"
C:\Windows\SYSTEM32\cmd.exe
cmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\ec5e12b3ea2318692c2d2b74c33dfbda.jar"
C:\Program Files\Java\jre1.8.0_66\bin\java.exe
"C:\Program Files\Java\jre1.8.0_66\bin\java.exe" -jar "C:\Users\Admin\AppData\Roaming\ec5e12b3ea2318692c2d2b74c33dfbda.jar"
C:\Windows\system32\schtasks.exe
schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\ec5e12b3ea2318692c2d2b74c33dfbda.jar"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 254.211.247.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | repo1.maven.org | udp |
| US | 8.8.8.8:53 | github.com | udp |
| US | 8.8.8.8:53 | 2.159.190.20.in-addr.arpa | udp |
| IN | 20.207.73.82:443 | github.com | tcp |
| US | 199.232.192.209:443 | repo1.maven.org | tcp |
| US | 199.232.192.209:443 | repo1.maven.org | tcp |
| US | 199.232.192.209:443 | repo1.maven.org | tcp |
| US | 8.8.8.8:53 | 209.192.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 82.73.207.20.in-addr.arpa | udp |
| US | 20.189.173.9:443 | tcp | |
| US | 8.8.8.8:53 | 63.13.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | objects.githubusercontent.com | udp |
| US | 185.199.111.133:443 | objects.githubusercontent.com | tcp |
| US | 8.8.8.8:53 | 133.111.199.185.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.232.18.117.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.97.242.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | smile4u.webredirect.org | udp |
| US | 139.177.146.154:4848 | smile4u.webredirect.org | tcp |
| US | 8.8.8.8:53 | 240.232.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| N/A | 127.0.0.1:4848 | tcp | |
| US | 8.8.8.8:53 | 1.208.79.178.in-addr.arpa | udp |
| US | 139.177.146.154:4848 | smile4u.webredirect.org | tcp |
| N/A | 127.0.0.1:4848 | tcp |
Files
memory/3140-143-0x0000000002350000-0x0000000002351000-memory.dmp
memory/3140-161-0x0000000002350000-0x0000000002351000-memory.dmp
memory/3140-176-0x0000000002350000-0x0000000002351000-memory.dmp
memory/3140-178-0x0000000002350000-0x0000000002351000-memory.dmp
memory/3140-184-0x0000000002350000-0x0000000002351000-memory.dmp
memory/3140-186-0x0000000002350000-0x0000000002351000-memory.dmp
memory/3140-190-0x0000000002350000-0x0000000002351000-memory.dmp
memory/3140-193-0x0000000002350000-0x0000000002351000-memory.dmp
memory/3140-197-0x0000000002350000-0x0000000002351000-memory.dmp
memory/3140-200-0x0000000002350000-0x0000000002351000-memory.dmp
memory/3140-209-0x0000000002350000-0x0000000002351000-memory.dmp
memory/3140-213-0x0000000002350000-0x0000000002351000-memory.dmp
memory/3140-214-0x0000000002350000-0x0000000002351000-memory.dmp
memory/3140-215-0x0000000002350000-0x0000000002351000-memory.dmp
memory/3140-220-0x0000000002350000-0x0000000002351000-memory.dmp
memory/3140-221-0x0000000002350000-0x0000000002351000-memory.dmp
memory/3140-222-0x0000000002350000-0x0000000002351000-memory.dmp
memory/3140-227-0x0000000002350000-0x0000000002351000-memory.dmp
C:\Users\Admin\ec5e12b3ea2318692c2d2b74c33dfbda.jar
| MD5 | ec5e12b3ea2318692c2d2b74c33dfbda |
| SHA1 | f7f6c3d3e266c7a85ec489389d5508eaa1983055 |
| SHA256 | 056579d3948044c01ffa21dd8a14f7c4109efd25e609055e24a37cb6db603ef7 |
| SHA512 | 0c91246971bb23ba3801b348ca8148c048de43c4caa7912b681868e471f5a0f080f2969e8fda1b04a002a81b403bddb22b62496b8eee75814cb691391ad5851a |
C:\Users\Admin\lib\sqlite-jdbc-3.14.2.1.jar
| MD5 | b33387e15ab150a7bf560abdc73c3bec |
| SHA1 | 66b8075784131f578ef893fd7674273f709b9a4c |
| SHA256 | 2eae3dea1c3dde6104c49f9601074b6038ff6abcf3be23f4b56f6720a4f6a491 |
| SHA512 | 25cfb0d6ce35d0bcb18527d3aa12c63ecb2d9c1b8b78805d1306e516c13480b79bb0d74730aa93bd1752f9ac2da9fdd51781c48844cea2fd52a06c62852c8279 |
C:\Users\Admin\lib\jna-platform-5.5.0.jar
| MD5 | 2f4a99c2758e72ee2b59a73586a2322f |
| SHA1 | af38e7c4d0fc73c23ecd785443705bfdee5b90bf |
| SHA256 | 24d81621f82ac29fcdd9a74116031f5907a2343158e616f4573bbfa2434ae0d5 |
| SHA512 | b860459a0d3bf7ccb600a03aa1d2ac0358619ee89b2b96ed723541e182b6fdab53aefef7992acb4e03fca67aa47cbe3907b1e6060a60b57ed96c4e00c35c7494 |
C:\Users\Admin\lib\jna-5.5.0.jar
| MD5 | acfb5b5fd9ee10bf69497792fd469f85 |
| SHA1 | 0e0845217c4907822403912ad6828d8e0b256208 |
| SHA256 | b308faebfe4ed409de8410e0a632d164b2126b035f6eacff968d3908cafb4d9e |
| SHA512 | e52575f58a195ceb3bd16b9740eadf5bc5b1d4d63c0734e8e5fd1d1776aa2d068d2e4c7173b83803f95f72c0a6759ae1c9b65773c734250d4cfcdf47a19f82aa |
C:\Users\Admin\lib\system-hook-3.5.jar
| MD5 | e1aa38a1e78a76a6de73efae136cdb3a |
| SHA1 | c463da71871f780b2e2e5dba115d43953b537daf |
| SHA256 | 2ddda8af6faef8bde46acf43ec546603180bcf8dcb2e5591fff8ac9cd30b5609 |
| SHA512 | fee16fe9364926ec337e52f551fd62ed81984808a847de2fd68ff29b6c5da0dcc04ef6d8977f0fe675662a7d2ea1065cdcdd2a5259446226a7c7c5516bd7d60d |
C:\Users\Admin\.oracle_jre_usage\90737d32e3aba4b.timestamp
| MD5 | ea02eb6e9f90b75a761862ff26008bc4 |
| SHA1 | ed98ceecf48626da897373da5dc7d15f4ca9dfc4 |
| SHA256 | 41a401d5a5c212b88dd3d01ec312b19297e43d75842ac8b7ddbdd13de00f290b |
| SHA512 | 93e922ee24b0842f005e3356c47ae1472aecd33152cbbe6a3ec65ad2b77a66c20ba13682803804a1e623f689f308a34343e61dc537813fbe29403e423cf2e69c |
memory/3692-244-0x0000000002FE0000-0x0000000002FE1000-memory.dmp
memory/3692-245-0x0000000002FE0000-0x0000000002FE1000-memory.dmp
C:\Users\Admin\AppData\Roaming\ec5e12b3ea2318692c2d2b74c33dfbda.jar
| MD5 | ec5e12b3ea2318692c2d2b74c33dfbda |
| SHA1 | f7f6c3d3e266c7a85ec489389d5508eaa1983055 |
| SHA256 | 056579d3948044c01ffa21dd8a14f7c4109efd25e609055e24a37cb6db603ef7 |
| SHA512 | 0c91246971bb23ba3801b348ca8148c048de43c4caa7912b681868e471f5a0f080f2969e8fda1b04a002a81b403bddb22b62496b8eee75814cb691391ad5851a |
C:\Users\Admin\AppData\Roaming\ec5e12b3ea2318692c2d2b74c33dfbda.jar
| MD5 | ec5e12b3ea2318692c2d2b74c33dfbda |
| SHA1 | f7f6c3d3e266c7a85ec489389d5508eaa1983055 |
| SHA256 | 056579d3948044c01ffa21dd8a14f7c4109efd25e609055e24a37cb6db603ef7 |
| SHA512 | 0c91246971bb23ba3801b348ca8148c048de43c4caa7912b681868e471f5a0f080f2969e8fda1b04a002a81b403bddb22b62496b8eee75814cb691391ad5851a |
C:\Users\Admin\AppData\Roaming\lib\sqlite-jdbc-3.14.2.1.jar
| MD5 | b33387e15ab150a7bf560abdc73c3bec |
| SHA1 | 66b8075784131f578ef893fd7674273f709b9a4c |
| SHA256 | 2eae3dea1c3dde6104c49f9601074b6038ff6abcf3be23f4b56f6720a4f6a491 |
| SHA512 | 25cfb0d6ce35d0bcb18527d3aa12c63ecb2d9c1b8b78805d1306e516c13480b79bb0d74730aa93bd1752f9ac2da9fdd51781c48844cea2fd52a06c62852c8279 |
C:\Users\Admin\AppData\Roaming\lib\jna-platform-5.5.0.jar
| MD5 | 2f4a99c2758e72ee2b59a73586a2322f |
| SHA1 | af38e7c4d0fc73c23ecd785443705bfdee5b90bf |
| SHA256 | 24d81621f82ac29fcdd9a74116031f5907a2343158e616f4573bbfa2434ae0d5 |
| SHA512 | b860459a0d3bf7ccb600a03aa1d2ac0358619ee89b2b96ed723541e182b6fdab53aefef7992acb4e03fca67aa47cbe3907b1e6060a60b57ed96c4e00c35c7494 |
C:\Users\Admin\AppData\Roaming\lib\jna-5.5.0.jar
| MD5 | acfb5b5fd9ee10bf69497792fd469f85 |
| SHA1 | 0e0845217c4907822403912ad6828d8e0b256208 |
| SHA256 | b308faebfe4ed409de8410e0a632d164b2126b035f6eacff968d3908cafb4d9e |
| SHA512 | e52575f58a195ceb3bd16b9740eadf5bc5b1d4d63c0734e8e5fd1d1776aa2d068d2e4c7173b83803f95f72c0a6759ae1c9b65773c734250d4cfcdf47a19f82aa |
C:\Users\Admin\AppData\Roaming\lib\system-hook-3.5.jar
| MD5 | e1aa38a1e78a76a6de73efae136cdb3a |
| SHA1 | c463da71871f780b2e2e5dba115d43953b537daf |
| SHA256 | 2ddda8af6faef8bde46acf43ec546603180bcf8dcb2e5591fff8ac9cd30b5609 |
| SHA512 | fee16fe9364926ec337e52f551fd62ed81984808a847de2fd68ff29b6c5da0dcc04ef6d8977f0fe675662a7d2ea1065cdcdd2a5259446226a7c7c5516bd7d60d |
C:\Users\Admin\.oracle_jre_usage\90737d32e3aba4b.timestamp
| MD5 | 889af1762f00acefa46948d71ad89930 |
| SHA1 | 97b1a598aadb398b27ea553e4c6d6a25040606d4 |
| SHA256 | 60384fb6257727605e3ae10053092b06791447ee001e63da63dbabdf599ee837 |
| SHA512 | a9196fee8757374fab52f5c6c405a024f6b39b85a21530550096ec6e9546900d25c432736aa6b2d1c5335ecb20c417058f6cbed12099799b4e03672e172e847c |
memory/4728-272-0x0000000002710000-0x0000000002711000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-1675742406-747946869-1029867430-1000\83aa4cc77f591dfc2374580bbd95f6ba_8d6935fa-0795-4a6f-bfd9-e755f1917fa0
| MD5 | c8366ae350e7019aefc9d1e6e6a498c6 |
| SHA1 | 5731d8a3e6568a5f2dfbbc87e3db9637df280b61 |
| SHA256 | 11e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238 |
| SHA512 | 33c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd |
C:\Users\Admin\AppData\Local\Temp\jna-63116079\jna2470258574844361886.dll
| MD5 | e02979ecd43bcc9061eb2b494ab5af50 |
| SHA1 | 3122ac0e751660f646c73b10c4f79685aa65c545 |
| SHA256 | a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a |
| SHA512 | 1e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372 |
memory/4728-282-0x0000000002710000-0x0000000002711000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2023-03-26 09:44
Reported
2023-03-26 09:46
Platform
win7-20230220-en
Max time kernel
31s
Max time network
33s
Command Line
Signatures
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\2ecb8a22e5831fafcbaf0392b5b617c3.exe
"C:\Users\Admin\AppData\Local\Temp\2ecb8a22e5831fafcbaf0392b5b617c3.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | solar.huawei.com | udp |
| NL | 163.171.140.79:80 | solar.huawei.com | tcp |
Files
memory/1432-54-0x0000000140000000-0x000000014004C000-memory.dmp
memory/1432-55-0x0000000140000000-0x000000014004C000-memory.dmp
memory/1432-56-0x0000000140000000-0x000000014004C000-memory.dmp
memory/1432-57-0x0000000140000000-0x000000014004C000-memory.dmp
memory/1432-59-0x0000000140000000-0x000000014004C000-memory.dmp
memory/1432-58-0x0000000140000000-0x000000014004C000-memory.dmp
memory/1432-60-0x0000000140000000-0x000000014004C000-memory.dmp
memory/1432-61-0x0000000140000000-0x000000014004C000-memory.dmp
memory/1432-62-0x0000000140000000-0x000000014004C000-memory.dmp
memory/1432-68-0x0000000077C70000-0x0000000077E19000-memory.dmp
memory/1432-69-0x0000000000DF0000-0x0000000001073000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-03-26 09:44
Reported
2023-03-26 09:46
Platform
win10v2004-20230220-en
Max time kernel
92s
Max time network
153s
Command Line
Signatures
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\2ecb8a22e5831fafcbaf0392b5b617c3.exe
"C:\Users\Admin\AppData\Local\Temp\2ecb8a22e5831fafcbaf0392b5b617c3.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | solar.huawei.com | udp |
| NL | 163.171.140.79:80 | solar.huawei.com | tcp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 79.140.171.163.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 254.210.247.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 33.18.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.143.109.104.in-addr.arpa | udp |
| US | 20.189.173.9:443 | tcp | |
| US | 8.8.8.8:53 | 1.208.79.178.in-addr.arpa | udp |
Files
memory/5076-133-0x0000000140000000-0x000000014004C000-memory.dmp
memory/5076-139-0x00007FFB269D0000-0x00007FFB26BC5000-memory.dmp
memory/5076-140-0x0000000000150000-0x00000000003D3000-memory.dmp
Analysis: behavioral3
Detonation Overview
Submitted
2023-03-26 09:44
Reported
2023-03-26 09:46
Platform
win7-20230220-en
Max time kernel
148s
Max time network
147s
Command Line
Signatures
STRRAT
Vjw0rm
Blocklisted process makes network request
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\WScript.exe | N/A |
| N/A | N/A | C:\Windows\System32\WScript.exe | N/A |
| N/A | N/A | C:\Windows\System32\WScript.exe | N/A |
| N/A | N/A | C:\Windows\System32\WScript.exe | N/A |
| N/A | N/A | C:\Windows\System32\WScript.exe | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\oUvEoxxwKv.js | C:\Windows\System32\WScript.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\oUvEoxxwKv.js | C:\Windows\System32\WScript.exe | N/A |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\qnhfxy.txt | C:\Program Files\Java\jre7\bin\java.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Java\jre7\bin\java.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Windows\CurrentVersion\Run\qnhfxy = "\"C:\\Users\\Admin\\AppData\\Roaming\\qnhfxy.txt\"" | C:\Program Files\Java\jre7\bin\java.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qnhfxy = "\"C:\\Users\\Admin\\AppData\\Roaming\\qnhfxy.txt\"" | C:\Program Files\Java\jre7\bin\java.exe | N/A |
Enumerates physical storage devices
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Processes
C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\c72d738747f68d4f8d9e9368e47928bf.js
C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\oUvEoxxwKv.js"
C:\Program Files\Java\jre7\bin\javaw.exe
"C:\Program Files\Java\jre7\bin\javaw.exe" -jar "C:\Users\Admin\AppData\Roaming\qnhfxy.txt"
C:\Program Files\Java\jre7\bin\java.exe
"C:\Program Files\Java\jre7\bin\java.exe" -jar "C:\Users\Admin\qnhfxy.txt"
C:\Program Files\Java\jre7\bin\java.exe
"C:\Program Files\Java\jre7\bin\java.exe" -jar "C:\Users\Admin\AppData\Roaming\qnhfxy.txt"
C:\Windows\system32\cmd.exe
cmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\qnhfxy.txt"
C:\Windows\system32\schtasks.exe
schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\qnhfxy.txt"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | repo1.maven.org | udp |
| US | 8.8.8.8:53 | github.com | udp |
| US | 199.232.192.209:443 | repo1.maven.org | tcp |
| US | 199.232.192.209:443 | repo1.maven.org | tcp |
| US | 199.232.192.209:443 | repo1.maven.org | tcp |
| IN | 20.207.73.82:443 | github.com | tcp |
| US | 8.8.8.8:53 | objects.githubusercontent.com | udp |
| US | 185.199.108.133:443 | objects.githubusercontent.com | tcp |
| US | 8.8.8.8:53 | javaautorun.duia.ro | udp |
| RU | 23.111.200.87:5443 | javaautorun.duia.ro | tcp |
| RU | 23.111.200.87:5443 | javaautorun.duia.ro | tcp |
| US | 8.8.8.8:53 | smile4u.webredirect.org | udp |
| US | 139.177.146.154:4848 | smile4u.webredirect.org | tcp |
| N/A | 127.0.0.1:4848 | tcp | |
| RU | 23.111.200.87:5443 | javaautorun.duia.ro | tcp |
| US | 139.177.146.154:4848 | smile4u.webredirect.org | tcp |
| N/A | 127.0.0.1:4848 | tcp | |
| US | 139.177.146.154:4848 | smile4u.webredirect.org | tcp |
| N/A | 127.0.0.1:4848 | tcp | |
| US | 139.177.146.154:4848 | smile4u.webredirect.org | tcp |
| N/A | 127.0.0.1:4848 | tcp | |
| RU | 23.111.200.87:5443 | javaautorun.duia.ro | tcp |
| US | 139.177.146.154:4848 | smile4u.webredirect.org | tcp |
| N/A | 127.0.0.1:4848 | tcp | |
| US | 139.177.146.154:4848 | smile4u.webredirect.org | tcp |
| N/A | 127.0.0.1:4848 | tcp | |
| US | 139.177.146.154:4848 | smile4u.webredirect.org | tcp |
| N/A | 127.0.0.1:4848 | tcp | |
| RU | 23.111.200.87:5443 | javaautorun.duia.ro | tcp |
| US | 139.177.146.154:4848 | smile4u.webredirect.org | tcp |
| N/A | 127.0.0.1:4848 | tcp |
Files
C:\Users\Admin\AppData\Roaming\qnhfxy.txt
| MD5 | ec5e12b3ea2318692c2d2b74c33dfbda |
| SHA1 | f7f6c3d3e266c7a85ec489389d5508eaa1983055 |
| SHA256 | 056579d3948044c01ffa21dd8a14f7c4109efd25e609055e24a37cb6db603ef7 |
| SHA512 | 0c91246971bb23ba3801b348ca8148c048de43c4caa7912b681868e471f5a0f080f2969e8fda1b04a002a81b403bddb22b62496b8eee75814cb691391ad5851a |
C:\Users\Admin\AppData\Roaming\oUvEoxxwKv.js
| MD5 | b7e9c8bac9afc434944605c2422e1ad0 |
| SHA1 | a653b478be92ecbd848bf79e175c454ebb9ccf21 |
| SHA256 | be481241ae35aed859e1b558e23fcf640e0ec5f36d1e993a085ccc499b62c465 |
| SHA512 | b790f27cce05ee3c754728489c8912501dc5c61d00639db760957697e3ea28855a81ce38634ddf2d98bf865055977c4d5dd2faaecc3a625eb090012161df2190 |
memory/320-70-0x0000000000110000-0x0000000000111000-memory.dmp
memory/320-77-0x0000000000110000-0x0000000000111000-memory.dmp
memory/320-82-0x0000000000110000-0x0000000000111000-memory.dmp
memory/320-92-0x0000000000110000-0x0000000000111000-memory.dmp
memory/320-95-0x0000000000110000-0x0000000000111000-memory.dmp
memory/320-98-0x0000000000110000-0x0000000000111000-memory.dmp
C:\Users\Admin\qnhfxy.txt
| MD5 | ec5e12b3ea2318692c2d2b74c33dfbda |
| SHA1 | f7f6c3d3e266c7a85ec489389d5508eaa1983055 |
| SHA256 | 056579d3948044c01ffa21dd8a14f7c4109efd25e609055e24a37cb6db603ef7 |
| SHA512 | 0c91246971bb23ba3801b348ca8148c048de43c4caa7912b681868e471f5a0f080f2969e8fda1b04a002a81b403bddb22b62496b8eee75814cb691391ad5851a |
memory/936-111-0x0000000000130000-0x0000000000131000-memory.dmp
C:\Users\Admin\lib\jna-5.5.0.jar
| MD5 | acfb5b5fd9ee10bf69497792fd469f85 |
| SHA1 | 0e0845217c4907822403912ad6828d8e0b256208 |
| SHA256 | b308faebfe4ed409de8410e0a632d164b2126b035f6eacff968d3908cafb4d9e |
| SHA512 | e52575f58a195ceb3bd16b9740eadf5bc5b1d4d63c0734e8e5fd1d1776aa2d068d2e4c7173b83803f95f72c0a6759ae1c9b65773c734250d4cfcdf47a19f82aa |
C:\Users\Admin\lib\jna-platform-5.5.0.jar
| MD5 | 2f4a99c2758e72ee2b59a73586a2322f |
| SHA1 | af38e7c4d0fc73c23ecd785443705bfdee5b90bf |
| SHA256 | 24d81621f82ac29fcdd9a74116031f5907a2343158e616f4573bbfa2434ae0d5 |
| SHA512 | b860459a0d3bf7ccb600a03aa1d2ac0358619ee89b2b96ed723541e182b6fdab53aefef7992acb4e03fca67aa47cbe3907b1e6060a60b57ed96c4e00c35c7494 |
C:\Users\Admin\lib\sqlite-jdbc-3.14.2.1.jar
| MD5 | b33387e15ab150a7bf560abdc73c3bec |
| SHA1 | 66b8075784131f578ef893fd7674273f709b9a4c |
| SHA256 | 2eae3dea1c3dde6104c49f9601074b6038ff6abcf3be23f4b56f6720a4f6a491 |
| SHA512 | 25cfb0d6ce35d0bcb18527d3aa12c63ecb2d9c1b8b78805d1306e516c13480b79bb0d74730aa93bd1752f9ac2da9fdd51781c48844cea2fd52a06c62852c8279 |
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\qnhfxy.txt
| MD5 | ec5e12b3ea2318692c2d2b74c33dfbda |
| SHA1 | f7f6c3d3e266c7a85ec489389d5508eaa1983055 |
| SHA256 | 056579d3948044c01ffa21dd8a14f7c4109efd25e609055e24a37cb6db603ef7 |
| SHA512 | 0c91246971bb23ba3801b348ca8148c048de43c4caa7912b681868e471f5a0f080f2969e8fda1b04a002a81b403bddb22b62496b8eee75814cb691391ad5851a |
C:\Users\Admin\lib\system-hook-3.5.jar
| MD5 | e1aa38a1e78a76a6de73efae136cdb3a |
| SHA1 | c463da71871f780b2e2e5dba115d43953b537daf |
| SHA256 | 2ddda8af6faef8bde46acf43ec546603180bcf8dcb2e5591fff8ac9cd30b5609 |
| SHA512 | fee16fe9364926ec337e52f551fd62ed81984808a847de2fd68ff29b6c5da0dcc04ef6d8977f0fe675662a7d2ea1065cdcdd2a5259446226a7c7c5516bd7d60d |
C:\Users\Admin\AppData\Roaming\qnhfxy.txt
| MD5 | ec5e12b3ea2318692c2d2b74c33dfbda |
| SHA1 | f7f6c3d3e266c7a85ec489389d5508eaa1983055 |
| SHA256 | 056579d3948044c01ffa21dd8a14f7c4109efd25e609055e24a37cb6db603ef7 |
| SHA512 | 0c91246971bb23ba3801b348ca8148c048de43c4caa7912b681868e471f5a0f080f2969e8fda1b04a002a81b403bddb22b62496b8eee75814cb691391ad5851a |
memory/1656-136-0x0000000000330000-0x0000000000331000-memory.dmp
C:\Users\Admin\AppData\Roaming\lib\system-hook-3.5.jar
| MD5 | e1aa38a1e78a76a6de73efae136cdb3a |
| SHA1 | c463da71871f780b2e2e5dba115d43953b537daf |
| SHA256 | 2ddda8af6faef8bde46acf43ec546603180bcf8dcb2e5591fff8ac9cd30b5609 |
| SHA512 | fee16fe9364926ec337e52f551fd62ed81984808a847de2fd68ff29b6c5da0dcc04ef6d8977f0fe675662a7d2ea1065cdcdd2a5259446226a7c7c5516bd7d60d |
C:\Users\Admin\AppData\Roaming\lib\jna-platform-5.5.0.jar
| MD5 | 2f4a99c2758e72ee2b59a73586a2322f |
| SHA1 | af38e7c4d0fc73c23ecd785443705bfdee5b90bf |
| SHA256 | 24d81621f82ac29fcdd9a74116031f5907a2343158e616f4573bbfa2434ae0d5 |
| SHA512 | b860459a0d3bf7ccb600a03aa1d2ac0358619ee89b2b96ed723541e182b6fdab53aefef7992acb4e03fca67aa47cbe3907b1e6060a60b57ed96c4e00c35c7494 |
C:\Users\Admin\AppData\Roaming\lib\jna-5.5.0.jar
| MD5 | acfb5b5fd9ee10bf69497792fd469f85 |
| SHA1 | 0e0845217c4907822403912ad6828d8e0b256208 |
| SHA256 | b308faebfe4ed409de8410e0a632d164b2126b035f6eacff968d3908cafb4d9e |
| SHA512 | e52575f58a195ceb3bd16b9740eadf5bc5b1d4d63c0734e8e5fd1d1776aa2d068d2e4c7173b83803f95f72c0a6759ae1c9b65773c734250d4cfcdf47a19f82aa |
C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-3948302646-268491222-1934009652-1000\83aa4cc77f591dfc2374580bbd95f6ba_a276eab5-dc44-4cc2-8d9b-a6b30cc2da67
| MD5 | c8366ae350e7019aefc9d1e6e6a498c6 |
| SHA1 | 5731d8a3e6568a5f2dfbbc87e3db9637df280b61 |
| SHA256 | 11e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238 |
| SHA512 | 33c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd |
\Users\Admin\AppData\Local\Temp\jna-63116079\jna5112656136486398997.dll
| MD5 | e02979ecd43bcc9061eb2b494ab5af50 |
| SHA1 | 3122ac0e751660f646c73b10c4f79685aa65c545 |
| SHA256 | a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a |
| SHA512 | 1e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372 |
Analysis: behavioral4
Detonation Overview
Submitted
2023-03-26 09:44
Reported
2023-03-26 09:46
Platform
win10v2004-20230220-en
Max time kernel
141s
Max time network
146s
Command Line
Signatures
Vjw0rm
Blocklisted process makes network request
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\WScript.exe | N/A |
| N/A | N/A | C:\Windows\System32\WScript.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Control Panel\International\Geo\Nation | C:\Windows\system32\wscript.exe | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\oUvEoxxwKv.js | C:\Windows\System32\WScript.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\oUvEoxxwKv.js | C:\Windows\System32\WScript.exe | N/A |
Enumerates physical storage devices
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000_Classes\Local Settings | C:\Windows\system32\wscript.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4980 wrote to memory of 2800 | N/A | C:\Windows\system32\wscript.exe | C:\Windows\System32\WScript.exe |
| PID 4980 wrote to memory of 2800 | N/A | C:\Windows\system32\wscript.exe | C:\Windows\System32\WScript.exe |
| PID 4980 wrote to memory of 4376 | N/A | C:\Windows\system32\wscript.exe | C:\Program Files\Java\jre1.8.0_66\bin\javaw.exe |
| PID 4980 wrote to memory of 4376 | N/A | C:\Windows\system32\wscript.exe | C:\Program Files\Java\jre1.8.0_66\bin\javaw.exe |
Processes
C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\c72d738747f68d4f8d9e9368e47928bf.js
C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\oUvEoxxwKv.js"
C:\Program Files\Java\jre1.8.0_66\bin\javaw.exe
"C:\Program Files\Java\jre1.8.0_66\bin\javaw.exe" -jar "C:\Users\Admin\AppData\Roaming\rodmr.txt"
Network
| Country | Destination | Domain | Proto |
| US | 52.109.13.63:443 | tcp | |
| NL | 8.253.208.120:80 | tcp | |
| NL | 8.253.208.120:80 | tcp | |
| NL | 8.253.208.120:80 | tcp | |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | javaautorun.duia.ro | udp |
| RU | 23.111.200.87:5443 | javaautorun.duia.ro | tcp |
| US | 93.184.220.29:80 | tcp | |
| NL | 8.253.208.120:80 | tcp | |
| US | 8.8.8.8:53 | 20.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 1.208.79.178.in-addr.arpa | udp |
| US | 8.8.8.8:53 | repo1.maven.org | udp |
| US | 8.8.8.8:53 | github.com | udp |
| US | 199.232.192.209:443 | repo1.maven.org | tcp |
| US | 199.232.192.209:443 | repo1.maven.org | tcp |
| US | 199.232.192.209:443 | repo1.maven.org | tcp |
| IN | 20.207.73.82:443 | github.com | tcp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.192.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 254.21.238.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 82.73.207.20.in-addr.arpa | udp |
| GB | 51.105.71.136:443 | tcp | |
| NL | 173.223.113.164:443 | tcp | |
| US | 8.8.8.8:53 | 1.202.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | objects.githubusercontent.com | udp |
| NL | 173.223.113.131:80 | tcp | |
| US | 204.79.197.203:80 | tcp | |
| US | 185.199.111.133:443 | objects.githubusercontent.com | tcp |
| US | 8.8.8.8:53 | 133.111.199.185.in-addr.arpa | udp |
| RU | 23.111.200.87:5443 | javaautorun.duia.ro | tcp |
| US | 8.8.8.8:53 | 50.4.107.13.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Roaming\oUvEoxxwKv.js
| MD5 | b7e9c8bac9afc434944605c2422e1ad0 |
| SHA1 | a653b478be92ecbd848bf79e175c454ebb9ccf21 |
| SHA256 | be481241ae35aed859e1b558e23fcf640e0ec5f36d1e993a085ccc499b62c465 |
| SHA512 | b790f27cce05ee3c754728489c8912501dc5c61d00639db760957697e3ea28855a81ce38634ddf2d98bf865055977c4d5dd2faaecc3a625eb090012161df2190 |
C:\Users\Admin\AppData\Roaming\rodmr.txt
| MD5 | ec5e12b3ea2318692c2d2b74c33dfbda |
| SHA1 | f7f6c3d3e266c7a85ec489389d5508eaa1983055 |
| SHA256 | 056579d3948044c01ffa21dd8a14f7c4109efd25e609055e24a37cb6db603ef7 |
| SHA512 | 0c91246971bb23ba3801b348ca8148c048de43c4caa7912b681868e471f5a0f080f2969e8fda1b04a002a81b403bddb22b62496b8eee75814cb691391ad5851a |
memory/4376-150-0x0000000000880000-0x0000000000881000-memory.dmp
memory/4376-170-0x0000000000880000-0x0000000000881000-memory.dmp
memory/4376-177-0x0000000000880000-0x0000000000881000-memory.dmp
memory/4376-178-0x0000000000880000-0x0000000000881000-memory.dmp
memory/4376-185-0x0000000000880000-0x0000000000881000-memory.dmp
memory/4376-192-0x0000000000880000-0x0000000000881000-memory.dmp
memory/4376-193-0x0000000000880000-0x0000000000881000-memory.dmp
memory/4376-196-0x0000000000880000-0x0000000000881000-memory.dmp
memory/4376-197-0x0000000000880000-0x0000000000881000-memory.dmp
memory/4376-204-0x0000000000880000-0x0000000000881000-memory.dmp
memory/4376-206-0x0000000000880000-0x0000000000881000-memory.dmp