Analysis Overview
SHA256
84ed3b7a0fad98a8d535661842aca916e91539e76da86937a156da2a7cff43b0
Threat Level: Likely malicious
The file 84ed3b7a0fad98a8d535661842aca916e91539e76da86937a156da2a7cff43b0 was found to be: Likely malicious.
Malicious Activity Summary
Looks for VirtualBox Guest Additions in registry
Unsigned PE
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-13 04:53
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-13 04:53
Reported
2024-06-13 04:56
Platform
win7-20240508-en
Max time kernel
121s
Max time network
122s
Command Line
Signatures
Looks for VirtualBox Guest Additions in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Oracle\VirtualBox Guest Additions | C:\Users\Admin\AppData\Local\Temp\84ed3b7a0fad98a8d535661842aca916e91539e76da86937a156da2a7cff43b0.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeShutdownPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\84ed3b7a0fad98a8d535661842aca916e91539e76da86937a156da2a7cff43b0.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\84ed3b7a0fad98a8d535661842aca916e91539e76da86937a156da2a7cff43b0.exe | N/A |
Suspicious use of SendNotifyMessage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\84ed3b7a0fad98a8d535661842aca916e91539e76da86937a156da2a7cff43b0.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\84ed3b7a0fad98a8d535661842aca916e91539e76da86937a156da2a7cff43b0.exe
"C:\Users\Admin\AppData\Local\Temp\84ed3b7a0fad98a8d535661842aca916e91539e76da86937a156da2a7cff43b0.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | config.yunjiasu.kkidc.com | udp |
| US | 8.8.8.8:53 | config.yunjiasu.kkidc.com | udp |
| US | 8.8.8.8:53 | config.yunjiasu.kkidc.com | udp |
| CN | 110.80.137.104:9501 | tcp | |
| CN | 110.80.137.104:9501 | tcp | |
| CN | 110.80.137.104:9501 | tcp | |
| US | 8.8.8.8:53 | httpbin.org | udp |
| US | 8.8.8.8:53 | config.yunjiasu.kkidc.com | udp |
| CN | 110.80.137.104:9501 | tcp | |
| CN | 103.88.32.177:55146 | tcp | |
| CN | 117.24.12.219:34650 | tcp | |
| CN | 125.77.158.194:11400 | tcp | |
| CN | 45.117.11.54:52730 | tcp | |
| CN | 45.248.8.194:27223 | tcp | |
| CN | 103.219.177.29:47194 | tcp | |
| US | 8.8.8.8:53 | config.yunjiasu.kkidc.com | udp |
Files
C:\Users\Admin\AppData\Local\Temp\yjs_log\log.log
| MD5 | b1c002b0ef6a5e59a71383fdc3b96b9e |
| SHA1 | aa74a913dc7232da5850ae81627ec6fd283c565d |
| SHA256 | 8ebb51888c7c0a222df13a04015ce8755125afe54ce9859bb3acf8214fc05e91 |
| SHA512 | 552f2d0740858edb23a2326383ae839a478d9e44b204c4a24a7866d626fc381e42f1e8765b01781f0c5e17aae5549b72cf2e865fc4a2132c381cf82c481f151e |
C:\Users\Admin\AppData\Local\Temp\yjs_log\log.log
| MD5 | 298b7fb3ab30aea9ea5bbca7333c738f |
| SHA1 | 597f1926ae1d0b436552e51738200f8032f15bc3 |
| SHA256 | 3bb218e7dde915025af6291d2d1a1c36f4b2332b0a904f4f9a02d18c582d3abd |
| SHA512 | b2bee1da83a79460e16eb03fec7a18f40fd25f33ade506fb14d1b0d3b56ffba870d4c0b38ab8e8834eec7333669c0cf7df560a8e7e395f6cb7d8fa5df56a7857 |
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-13 04:53
Reported
2024-06-13 04:56
Platform
win10v2004-20240508-en
Max time kernel
51s
Max time network
54s
Command Line
Signatures
Suspicious behavior: EnumeratesProcesses
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\84ed3b7a0fad98a8d535661842aca916e91539e76da86937a156da2a7cff43b0.exe | N/A |
Suspicious use of SendNotifyMessage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\84ed3b7a0fad98a8d535661842aca916e91539e76da86937a156da2a7cff43b0.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\84ed3b7a0fad98a8d535661842aca916e91539e76da86937a156da2a7cff43b0.exe
"C:\Users\Admin\AppData\Local\Temp\84ed3b7a0fad98a8d535661842aca916e91539e76da86937a156da2a7cff43b0.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | config.yunjiasu.kkidc.com | udp |
| CN | 110.80.137.104:9501 | tcp | |
| CN | 110.80.137.104:9501 | tcp | |
| CN | 110.80.137.104:9501 | tcp | |
| US | 8.8.8.8:53 | httpbin.org | udp |
| US | 8.8.8.8:53 | config.yunjiasu.kkidc.com | udp |
| CN | 110.80.137.104:9501 | tcp | |
| CN | 103.88.32.177:55146 | tcp | |
| CN | 117.24.12.219:34650 | tcp | |
| CN | 125.77.158.194:11400 | tcp | |
| CN | 45.117.11.54:52730 | tcp | |
| CN | 45.248.8.194:27223 | tcp | |
| CN | 103.219.177.29:47194 | tcp | |
| CN | 110.80.137.104:9501 | tcp |
Files
C:\Users\Admin\AppData\Local\Temp\yjs_log\log.log
| MD5 | 548601d87463de0e7a05001632fe20a0 |
| SHA1 | 5366229ccdd0ae49ffc25a39f1296ac8036f097d |
| SHA256 | 6705c0fbd294f586d5a0d857a6cc55663c0bdcb688ff0d86e11468f6cf001df1 |
| SHA512 | ef80c8c7260fd7ca9cf85de3efc4256160d9918542074750ddf2e0f5c680494271b975fa9fa83fdd7644d0b21001e9f64e9fc34a12d8d9e20550d5047a8c67b1 |
C:\Users\Admin\AppData\Local\Temp\yjs_log\log.log
| MD5 | 851deca14612c416b821f4a92b996cde |
| SHA1 | 235c65858d58167ea231686745789592723e70a3 |
| SHA256 | 2870cf257805489a583659523554a524b8432f57fca14960ec12fb5b584d9c75 |
| SHA512 | 88a3d3c019eb0f949aa9eb4263178439af176b207df856a0edb2ef7bacf097074a63cd78981faec0d6b24dd88d6c94b96d09fe737af76aafcfaafd8661c48896 |
C:\Users\Admin\AppData\Local\Temp\yjs_log\log.log
| MD5 | 080a18ee9ec4fd637b73a28a006787e3 |
| SHA1 | d161e90980151f0ef6412b48ee8100f4cf04bb05 |
| SHA256 | f31c1d406e52118faa26735d9e1738698a6c47a53ef87b6a02f396a09b2b311c |
| SHA512 | 244a21d72a8a336d97c06ba53c489cb486126e1a893446472b2f6400e9f9df72956181a2c7130587b903a54e6b86963fb4d34febc63f557bd3e59a699b7218fe |