Analysis Overview
SHA256
78bc3d8f055e9761720b8d104538e22dbf1b906f1a7d6556656ac55a6dd520a0
Threat Level: Likely malicious
The file 78bc3d8f055e9761720b8d104538e22dbf1b906f1a7d6556656ac55a6dd520a0 was found to be: Likely malicious.
Malicious Activity Summary
Renames multiple (717) files with added filename extension
Renames multiple (4939) files with added filename extension
UPX packed file
Drops file in Program Files directory
Unsigned PE
System Location Discovery: System Language Discovery
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-10-19 22:46
Signatures
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-10-19 22:46
Reported
2024-10-19 22:49
Platform
win10v2004-20241007-en
Max time kernel
150s
Max time network
152s
Command Line
Signatures
Renames multiple (4939) files with added filename extension
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Drops file in Program Files directory
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\78bc3d8f055e9761720b8d104538e22dbf1b906f1a7d6556656ac55a6dd520a0.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\78bc3d8f055e9761720b8d104538e22dbf1b906f1a7d6556656ac55a6dd520a0.exe
"C:\Users\Admin\AppData\Local\Temp\78bc3d8f055e9761720b8d104538e22dbf1b906f1a7d6556656ac55a6dd520a0.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.163.202.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 48.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 10.28.171.150.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 174.117.168.52.in-addr.arpa | udp |
Files
memory/4228-0-0x0000000000400000-0x000000000040B000-memory.dmp
C:\$Recycle.Bin\S-1-5-21-4089630652-1596403869-279772308-1000\desktop.ini.tmp
| MD5 | b91ca74bcf8be2a17cdd85f0493ceb80 |
| SHA1 | dec6d78ab0a538c1528db4a3cd72572f5f323fdb |
| SHA256 | 7634cdc338f63cf376b7c7972241ed6f124fe70ace069f708e6e7e2166267ca9 |
| SHA512 | bb8bb05b3bf6058ea04521536b78cd488051f415adc2f341d94ae212f5209aeaf56daf981309768442afbcc4a1d351f43d2424b95661d3b4b27cbf3f0a2da3eb |
C:\Program Files\7-Zip\7-zip.dll.tmp
| MD5 | f3044a49c9eac0cd3f38b17824501af1 |
| SHA1 | 012df7e60f918390c1dfb64d4f8e08a3c7e2b13a |
| SHA256 | e7ef7204f4f89fc6b6596f26a869833be57981a565f7849c7a80548447691aaf |
| SHA512 | 5ed469d80f3374d051ddfa5141987359c918d9b80f12a079a8b2711313bdce1be774ed1d57ed3d1e160e1c40b74e4a5f2dd92110ed8a2e532740fd2971faa0f1 |
memory/4228-676-0x0000000000400000-0x000000000040B000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-10-19 22:46
Reported
2024-10-19 22:49
Platform
win7-20241010-en
Max time kernel
150s
Max time network
127s
Command Line
Signatures
Renames multiple (717) files with added filename extension
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Drops file in Program Files directory
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\78bc3d8f055e9761720b8d104538e22dbf1b906f1a7d6556656ac55a6dd520a0.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\78bc3d8f055e9761720b8d104538e22dbf1b906f1a7d6556656ac55a6dd520a0.exe
"C:\Users\Admin\AppData\Local\Temp\78bc3d8f055e9761720b8d104538e22dbf1b906f1a7d6556656ac55a6dd520a0.exe"
Network
Files
C:\MSOCache\All Users\{90140000-0011-0000-0000-0000000FF1CE}-C\Office64WW.xml.tmp
| MD5 | 64898806374d3019e0ae817b22d0cbea |
| SHA1 | d89d47dc72a6e505ea200c2202bb183311a2e8ab |
| SHA256 | 400646960e3058c5a5122877d521aee2e9ffdb5901c14498b49722c530245e1a |
| SHA512 | a457481d667a8ca6a9923afff541a489873184df79f3c01259e5dd68bb0025967e8fa5c6fc6fb8e202c64111633bc1046dfb1e437b53c1ef8c1d578b39a5137d |
C:\$Recycle.Bin\S-1-5-21-3692679935-4019334568-335155002-1000\desktop.ini.tmp
| MD5 | f23d4adbf0fec1a5f99530a150ab722d |
| SHA1 | e8d3a9881ac9a5558a13c57b007639ed1886659c |
| SHA256 | 5fe745238c8d3d5318924ff9623876cac13bc0c6399cc5cd88d50399d692efd9 |
| SHA512 | a6c01bbfeda1dd6340ed2e047f53603b8f949799698aae79d5418bd8295810e09994ccd4ecb8d0f37372af1272490077be7485a95d0a4090bc6b87c81557d2f1 |
memory/2356-0-0x0000000000400000-0x000000000040B000-memory.dmp
memory/2356-26-0x0000000000400000-0x000000000040B000-memory.dmp