Analysis Overview
SHA256
34aafc02c00121fa34646aeb5abdd1c253ed74817d82a53c6b38f643b52081ce
Threat Level: Known bad
The file 34aafc02c00121fa34646aeb5abdd1c253ed74817d82a53c6b38f643b52081ce was found to be: Known bad.
Malicious Activity Summary
Detect Socks5Systemz Payload
Socks5Systemz
Loads dropped DLL
Unexpected DNS network traffic destination
Executes dropped EXE
Checks installed software on the system
Unsigned PE
System Location Discovery: System Language Discovery
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of FindShellTrayWindow
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-11 10:29
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-11 10:29
Reported
2024-08-11 10:32
Platform
win7-20240708-en
Max time kernel
149s
Max time network
138s
Command Line
Signatures
Detect Socks5Systemz Payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Socks5Systemz
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\is-8G8QJ.tmp\34aafc02c00121fa34646aeb5abdd1c253ed74817d82a53c6b38f643b52081ce.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\XULPlayer\xulplayer.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\XULPlayer\xulplayer.exe | N/A |
Loads dropped DLL
Unexpected DNS network traffic destination
| Description | Indicator | Process | Target |
| Destination IP | 141.98.234.31 | N/A | N/A |
Checks installed software on the system
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\XULPlayer\xulplayer.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\XULPlayer\xulplayer.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\34aafc02c00121fa34646aeb5abdd1c253ed74817d82a53c6b38f643b52081ce.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\is-8G8QJ.tmp\34aafc02c00121fa34646aeb5abdd1c253ed74817d82a53c6b38f643b52081ce.tmp | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\is-8G8QJ.tmp\34aafc02c00121fa34646aeb5abdd1c253ed74817d82a53c6b38f643b52081ce.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\is-8G8QJ.tmp\34aafc02c00121fa34646aeb5abdd1c253ed74817d82a53c6b38f643b52081ce.tmp | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\is-8G8QJ.tmp\34aafc02c00121fa34646aeb5abdd1c253ed74817d82a53c6b38f643b52081ce.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\34aafc02c00121fa34646aeb5abdd1c253ed74817d82a53c6b38f643b52081ce.exe
"C:\Users\Admin\AppData\Local\Temp\34aafc02c00121fa34646aeb5abdd1c253ed74817d82a53c6b38f643b52081ce.exe"
C:\Users\Admin\AppData\Local\Temp\is-8G8QJ.tmp\34aafc02c00121fa34646aeb5abdd1c253ed74817d82a53c6b38f643b52081ce.tmp
"C:\Users\Admin\AppData\Local\Temp\is-8G8QJ.tmp\34aafc02c00121fa34646aeb5abdd1c253ed74817d82a53c6b38f643b52081ce.tmp" /SL5="$40016,3564417,54272,C:\Users\Admin\AppData\Local\Temp\34aafc02c00121fa34646aeb5abdd1c253ed74817d82a53c6b38f643b52081ce.exe"
C:\Users\Admin\AppData\Local\XULPlayer\xulplayer.exe
"C:\Users\Admin\AppData\Local\XULPlayer\xulplayer.exe" -i
C:\Users\Admin\AppData\Local\XULPlayer\xulplayer.exe
"C:\Users\Admin\AppData\Local\XULPlayer\xulplayer.exe" -s
Network
| Country | Destination | Domain | Proto |
| HK | 141.98.234.31:53 | bulhvbd.com | udp |
| CH | 185.196.8.214:80 | bulhvbd.com | tcp |
Files
memory/1700-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/1700-2-0x0000000000401000-0x000000000040B000-memory.dmp
\Users\Admin\AppData\Local\Temp\is-8G8QJ.tmp\34aafc02c00121fa34646aeb5abdd1c253ed74817d82a53c6b38f643b52081ce.tmp
| MD5 | e27c73e7da7324243f44020bdb626e16 |
| SHA1 | 3efcc9a1d7e3951b249021b9adda9bced6a703c2 |
| SHA256 | 8d33851dabd3a3d8701eb8d48b7da5d6bdc73d178ae9d567c35e87e0a1060926 |
| SHA512 | 3bdd8971bfc950ca5fc8b6475f0e18a79cce186b4b39843560590fd24873a9725c1c4f50df8d81aa9f74dc6d351188594e2426a9fe3f6bf6c0d2bb8e9b3b7216 |
\Users\Admin\AppData\Local\Temp\is-PR1MU.tmp\_isetup\_shfoldr.dll
| MD5 | 92dc6ef532fbb4a5c3201469a5b5eb63 |
| SHA1 | 3e89ff837147c16b4e41c30d6c796374e0b8e62c |
| SHA256 | 9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87 |
| SHA512 | 9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3 |
memory/1628-8-0x0000000000400000-0x00000000004BD000-memory.dmp
\Users\Admin\AppData\Local\Temp\is-PR1MU.tmp\_isetup\_iscrypt.dll
| MD5 | a69559718ab506675e907fe49deb71e9 |
| SHA1 | bc8f404ffdb1960b50c12ff9413c893b56f2e36f |
| SHA256 | 2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc |
| SHA512 | e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63 |
\Users\Admin\AppData\Local\XULPlayer\xulplayer.exe
| MD5 | 8643c69ca4f55fdc06857ccd3208262d |
| SHA1 | 5161dd8f4b28ab63de6f957462b00c25417929d2 |
| SHA256 | 70da0077e3906752c3f3463e1fa3a1a0fd72d413e4a073190fb95a90a808837a |
| SHA512 | ae2eb941e7e43d020e43ee79c12585f3c03a2dfcf6ec0ee8a6417ca00f87dabfef03e9a0d838bf6e7c10fbb09a4948c3043defe01fbaed76e7de09074c43d92d |
memory/1628-56-0x0000000006740000-0x0000000006B20000-memory.dmp
memory/2800-57-0x0000000000400000-0x00000000007E0000-memory.dmp
memory/2800-58-0x0000000000400000-0x00000000007E0000-memory.dmp
memory/2800-62-0x0000000000400000-0x00000000007E0000-memory.dmp
memory/2912-64-0x0000000000400000-0x00000000007E0000-memory.dmp
memory/1700-66-0x0000000000400000-0x0000000000414000-memory.dmp
memory/1628-67-0x0000000000400000-0x00000000004BD000-memory.dmp
memory/2912-70-0x0000000000400000-0x00000000007E0000-memory.dmp
memory/1628-71-0x0000000006740000-0x0000000006B20000-memory.dmp
memory/2912-74-0x0000000000400000-0x00000000007E0000-memory.dmp
memory/2912-75-0x0000000000400000-0x00000000007E0000-memory.dmp
memory/2912-80-0x0000000000400000-0x00000000007E0000-memory.dmp
memory/2912-83-0x0000000000400000-0x00000000007E0000-memory.dmp
memory/2912-85-0x0000000000400000-0x00000000007E0000-memory.dmp
memory/2912-86-0x0000000002350000-0x00000000023F2000-memory.dmp
memory/2912-91-0x0000000000400000-0x00000000007E0000-memory.dmp
memory/2912-96-0x0000000000400000-0x00000000007E0000-memory.dmp
memory/2912-99-0x0000000000400000-0x00000000007E0000-memory.dmp
memory/2912-100-0x0000000000400000-0x00000000007E0000-memory.dmp
memory/2912-103-0x0000000000400000-0x00000000007E0000-memory.dmp
memory/2912-108-0x0000000000400000-0x00000000007E0000-memory.dmp
memory/2912-112-0x0000000000400000-0x00000000007E0000-memory.dmp
memory/2912-113-0x0000000000400000-0x00000000007E0000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-11 10:29
Reported
2024-08-11 10:32
Platform
win10v2004-20240802-en
Max time kernel
142s
Max time network
126s
Command Line
Signatures
Detect Socks5Systemz Payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Socks5Systemz
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\is-VR1OK.tmp\34aafc02c00121fa34646aeb5abdd1c253ed74817d82a53c6b38f643b52081ce.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\XULPlayer\xulplayer.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\XULPlayer\xulplayer.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\is-VR1OK.tmp\34aafc02c00121fa34646aeb5abdd1c253ed74817d82a53c6b38f643b52081ce.tmp | N/A |
Unexpected DNS network traffic destination
| Description | Indicator | Process | Target |
| Destination IP | 45.155.250.90 | N/A | N/A |
Checks installed software on the system
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\34aafc02c00121fa34646aeb5abdd1c253ed74817d82a53c6b38f643b52081ce.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\is-VR1OK.tmp\34aafc02c00121fa34646aeb5abdd1c253ed74817d82a53c6b38f643b52081ce.tmp | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\XULPlayer\xulplayer.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\XULPlayer\xulplayer.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\is-VR1OK.tmp\34aafc02c00121fa34646aeb5abdd1c253ed74817d82a53c6b38f643b52081ce.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\is-VR1OK.tmp\34aafc02c00121fa34646aeb5abdd1c253ed74817d82a53c6b38f643b52081ce.tmp | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\is-VR1OK.tmp\34aafc02c00121fa34646aeb5abdd1c253ed74817d82a53c6b38f643b52081ce.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\34aafc02c00121fa34646aeb5abdd1c253ed74817d82a53c6b38f643b52081ce.exe
"C:\Users\Admin\AppData\Local\Temp\34aafc02c00121fa34646aeb5abdd1c253ed74817d82a53c6b38f643b52081ce.exe"
C:\Users\Admin\AppData\Local\Temp\is-VR1OK.tmp\34aafc02c00121fa34646aeb5abdd1c253ed74817d82a53c6b38f643b52081ce.tmp
"C:\Users\Admin\AppData\Local\Temp\is-VR1OK.tmp\34aafc02c00121fa34646aeb5abdd1c253ed74817d82a53c6b38f643b52081ce.tmp" /SL5="$6029E,3564417,54272,C:\Users\Admin\AppData\Local\Temp\34aafc02c00121fa34646aeb5abdd1c253ed74817d82a53c6b38f643b52081ce.exe"
C:\Users\Admin\AppData\Local\XULPlayer\xulplayer.exe
"C:\Users\Admin\AppData\Local\XULPlayer\xulplayer.exe" -i
C:\Users\Admin\AppData\Local\XULPlayer\xulplayer.exe
"C:\Users\Admin\AppData\Local\XULPlayer\xulplayer.exe" -s
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 76.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 21.58.20.217.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 | 26.35.223.20.in-addr.arpa | udp |
| SE | 45.155.250.90:53 | ayqaubv.ru | udp |
| CH | 185.196.8.214:80 | ayqaubv.ru | tcp |
| US | 8.8.8.8:53 | 90.250.155.45.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 214.8.196.185.in-addr.arpa | udp |
Files
memory/4008-1-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4008-2-0x0000000000401000-0x000000000040B000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\is-VR1OK.tmp\34aafc02c00121fa34646aeb5abdd1c253ed74817d82a53c6b38f643b52081ce.tmp
| MD5 | e27c73e7da7324243f44020bdb626e16 |
| SHA1 | 3efcc9a1d7e3951b249021b9adda9bced6a703c2 |
| SHA256 | 8d33851dabd3a3d8701eb8d48b7da5d6bdc73d178ae9d567c35e87e0a1060926 |
| SHA512 | 3bdd8971bfc950ca5fc8b6475f0e18a79cce186b4b39843560590fd24873a9725c1c4f50df8d81aa9f74dc6d351188594e2426a9fe3f6bf6c0d2bb8e9b3b7216 |
memory/4444-13-0x0000000000400000-0x00000000004BD000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\is-CHU3R.tmp\_isetup\_iscrypt.dll
| MD5 | a69559718ab506675e907fe49deb71e9 |
| SHA1 | bc8f404ffdb1960b50c12ff9413c893b56f2e36f |
| SHA256 | 2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc |
| SHA512 | e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63 |
C:\Users\Admin\AppData\Local\XULPlayer\xulplayer.exe
| MD5 | 8643c69ca4f55fdc06857ccd3208262d |
| SHA1 | 5161dd8f4b28ab63de6f957462b00c25417929d2 |
| SHA256 | 70da0077e3906752c3f3463e1fa3a1a0fd72d413e4a073190fb95a90a808837a |
| SHA512 | ae2eb941e7e43d020e43ee79c12585f3c03a2dfcf6ec0ee8a6417ca00f87dabfef03e9a0d838bf6e7c10fbb09a4948c3043defe01fbaed76e7de09074c43d92d |
memory/3688-52-0x0000000000400000-0x00000000007E0000-memory.dmp
memory/3688-53-0x0000000000400000-0x00000000007E0000-memory.dmp
memory/3688-55-0x0000000000400000-0x00000000007E0000-memory.dmp
memory/1044-59-0x0000000000400000-0x00000000007E0000-memory.dmp
memory/4008-60-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4444-61-0x0000000000400000-0x00000000004BD000-memory.dmp
memory/1044-62-0x0000000000400000-0x00000000007E0000-memory.dmp
memory/1044-65-0x0000000000400000-0x00000000007E0000-memory.dmp
memory/1044-68-0x0000000000400000-0x00000000007E0000-memory.dmp
memory/1044-71-0x0000000000400000-0x00000000007E0000-memory.dmp
memory/1044-74-0x0000000000400000-0x00000000007E0000-memory.dmp
memory/1044-77-0x00000000026D0000-0x0000000002772000-memory.dmp
memory/1044-79-0x0000000000400000-0x00000000007E0000-memory.dmp
memory/1044-84-0x0000000000400000-0x00000000007E0000-memory.dmp
memory/1044-87-0x0000000000400000-0x00000000007E0000-memory.dmp
memory/1044-90-0x0000000000400000-0x00000000007E0000-memory.dmp
memory/1044-93-0x0000000000400000-0x00000000007E0000-memory.dmp
memory/1044-96-0x0000000000400000-0x00000000007E0000-memory.dmp
memory/1044-99-0x0000000000400000-0x00000000007E0000-memory.dmp
memory/1044-103-0x0000000000400000-0x00000000007E0000-memory.dmp
memory/1044-106-0x0000000000400000-0x00000000007E0000-memory.dmp