Analysis Overview
SHA256
7dcbe341459dbb1ae9e37f1b196cad68d45ef1fabe14d1d2e267f4ccc8398f8f
Threat Level: Known bad
The file 7dcbe341459dbb1ae9e37f1b196cad68d45ef1fabe14d1d2e267f4ccc8398f8f was found to be: Known bad.
Malicious Activity Summary
Detect Socks5Systemz Payload
Socks5Systemz
Unexpected DNS network traffic destination
Executes dropped EXE
Loads dropped DLL
Checks installed software on the system
System Location Discovery: System Language Discovery
Unsigned PE
Suspicious behavior: EnumeratesProcesses
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-12 00:55
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-12 00:55
Reported
2024-08-12 00:58
Platform
win10v2004-20240802-en
Max time kernel
142s
Max time network
130s
Command Line
Signatures
Detect Socks5Systemz Payload
| 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 |
Socks5Systemz
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\is-60VI7.tmp\7dcbe341459dbb1ae9e37f1b196cad68d45ef1fabe14d1d2e267f4ccc8398f8f.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\XULPlayer\xulplayer32_64.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\XULPlayer\xulplayer32_64.exe | N/A |
Loads dropped DLL
Unexpected DNS network traffic destination
| Description | Indicator | Process | Target |
| Destination IP | 152.89.198.214 | 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\xulplayer32_64.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\XULPlayer\xulplayer32_64.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\7dcbe341459dbb1ae9e37f1b196cad68d45ef1fabe14d1d2e267f4ccc8398f8f.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\is-60VI7.tmp\7dcbe341459dbb1ae9e37f1b196cad68d45ef1fabe14d1d2e267f4ccc8398f8f.tmp | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\is-60VI7.tmp\7dcbe341459dbb1ae9e37f1b196cad68d45ef1fabe14d1d2e267f4ccc8398f8f.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\is-60VI7.tmp\7dcbe341459dbb1ae9e37f1b196cad68d45ef1fabe14d1d2e267f4ccc8398f8f.tmp | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\is-60VI7.tmp\7dcbe341459dbb1ae9e37f1b196cad68d45ef1fabe14d1d2e267f4ccc8398f8f.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\7dcbe341459dbb1ae9e37f1b196cad68d45ef1fabe14d1d2e267f4ccc8398f8f.exe
"C:\Users\Admin\AppData\Local\Temp\7dcbe341459dbb1ae9e37f1b196cad68d45ef1fabe14d1d2e267f4ccc8398f8f.exe"
C:\Users\Admin\AppData\Local\Temp\is-60VI7.tmp\7dcbe341459dbb1ae9e37f1b196cad68d45ef1fabe14d1d2e267f4ccc8398f8f.tmp
"C:\Users\Admin\AppData\Local\Temp\is-60VI7.tmp\7dcbe341459dbb1ae9e37f1b196cad68d45ef1fabe14d1d2e267f4ccc8398f8f.tmp" /SL5="$50244,4071062,54272,C:\Users\Admin\AppData\Local\Temp\7dcbe341459dbb1ae9e37f1b196cad68d45ef1fabe14d1d2e267f4ccc8398f8f.exe"
C:\Users\Admin\AppData\Local\XULPlayer\xulplayer32_64.exe
"C:\Users\Admin\AppData\Local\XULPlayer\xulplayer32_64.exe" -i
C:\Users\Admin\AppData\Local\XULPlayer\xulplayer32_64.exe
"C:\Users\Admin\AppData\Local\XULPlayer\xulplayer32_64.exe" -s
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 71.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 57.169.31.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 192.142.123.92.in-addr.arpa | udp |
| NL | 52.178.17.2:443 | tcp | |
| US | 8.8.8.8:53 | 25.140.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.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 |
| RU | 152.89.198.214:53 | bvjdkia.com | udp |
| CH | 185.196.8.214:80 | bvjdkia.com | tcp |
| US | 8.8.8.8:53 | 214.198.89.152.in-addr.arpa | udp |
| NL | 89.105.201.183:2023 | tcp | |
| US | 8.8.8.8:53 | 183.201.105.89.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 214.8.196.185.in-addr.arpa | udp |
Files
memory/804-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/804-2-0x0000000000401000-0x000000000040B000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\is-60VI7.tmp\7dcbe341459dbb1ae9e37f1b196cad68d45ef1fabe14d1d2e267f4ccc8398f8f.tmp
| MD5 | 00f15ee57af82fc40ac1ec609d1810a4 |
| SHA1 | 6abfae4f73ade5af54d267c02389daf49abd6a51 |
| SHA256 | 20fea1e5fc629afb3a4f3aa818e7c00c66b692e2d6180c7ba64a246fd9d5d847 |
| SHA512 | f9ab66c722b37cdb96f1a547a2c2d1c870b4966f27fee269bf65d47a506c2fcb0eab1ac168d0b4246ec336b23694d3c675d5be48f3338b79b76407c31cdad24c |
C:\Users\Admin\AppData\Local\Temp\is-HRVT7.tmp\_isetup\_isdecmp.dll
| MD5 | a813d18268affd4763dde940246dc7e5 |
| SHA1 | c7366e1fd925c17cc6068001bd38eaef5b42852f |
| SHA256 | e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64 |
| SHA512 | b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4 |
C:\Users\Admin\AppData\Local\Temp\is-HRVT7.tmp\_isetup\_iscrypt.dll
| MD5 | a69559718ab506675e907fe49deb71e9 |
| SHA1 | bc8f404ffdb1960b50c12ff9413c893b56f2e36f |
| SHA256 | 2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc |
| SHA512 | e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63 |
memory/3892-12-0x0000000000400000-0x00000000004BD000-memory.dmp
C:\Users\Admin\AppData\Local\XULPlayer\xulplayer32_64.exe
| MD5 | 9b1f4bc7cfd0aad817f3eebe261cb60a |
| SHA1 | 544ebda2aedfb78e62cc71083851a1d92e98595a |
| SHA256 | d5b2d9616fe44cef316aa7009054dcf1b9656f0b11dca0d50e0ccb19cc392439 |
| SHA512 | 337170f36a640b1ad8890d6f342a0eaf0621523f87a8f39b12d6315b36e1d5bfdfd740cd1f2c47c7d42596be8af95b1c4d472a180ec1127784a80856925549a7 |
memory/4352-58-0x0000000000400000-0x0000000000779000-memory.dmp
memory/4352-63-0x0000000000400000-0x0000000000779000-memory.dmp
memory/4352-62-0x0000000000400000-0x0000000000779000-memory.dmp
memory/4352-59-0x0000000000400000-0x0000000000779000-memory.dmp
memory/2988-66-0x0000000000400000-0x0000000000779000-memory.dmp
memory/804-67-0x0000000000400000-0x0000000000414000-memory.dmp
memory/3892-68-0x0000000000400000-0x00000000004BD000-memory.dmp
memory/2988-69-0x0000000000400000-0x0000000000779000-memory.dmp
memory/2988-72-0x0000000000400000-0x0000000000779000-memory.dmp
memory/2988-75-0x0000000000400000-0x0000000000779000-memory.dmp
memory/2988-78-0x0000000000400000-0x0000000000779000-memory.dmp
memory/2988-81-0x0000000000400000-0x0000000000779000-memory.dmp
memory/2988-82-0x0000000000A00000-0x0000000000AA2000-memory.dmp
memory/2988-86-0x0000000000400000-0x0000000000779000-memory.dmp
memory/2988-91-0x0000000000400000-0x0000000000779000-memory.dmp
memory/2988-94-0x0000000000400000-0x0000000000779000-memory.dmp
memory/2988-97-0x0000000000400000-0x0000000000779000-memory.dmp
memory/2988-100-0x0000000000400000-0x0000000000779000-memory.dmp
memory/2988-103-0x0000000000400000-0x0000000000779000-memory.dmp
memory/2988-106-0x0000000000400000-0x0000000000779000-memory.dmp
memory/2988-107-0x0000000000A00000-0x0000000000AA2000-memory.dmp
memory/2988-108-0x0000000000A00000-0x0000000000AA2000-memory.dmp
memory/2988-112-0x0000000000400000-0x0000000000779000-memory.dmp
memory/2988-115-0x0000000000400000-0x0000000000779000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-12 00:55
Reported
2024-08-12 00:58
Platform
win11-20240802-en
Max time kernel
142s
Max time network
149s
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-2UVPQ.tmp\7dcbe341459dbb1ae9e37f1b196cad68d45ef1fabe14d1d2e267f4ccc8398f8f.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\XULPlayer\xulplayer32_64.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\XULPlayer\xulplayer32_64.exe | N/A |
Loads dropped DLL
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\7dcbe341459dbb1ae9e37f1b196cad68d45ef1fabe14d1d2e267f4ccc8398f8f.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\is-2UVPQ.tmp\7dcbe341459dbb1ae9e37f1b196cad68d45ef1fabe14d1d2e267f4ccc8398f8f.tmp | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\XULPlayer\xulplayer32_64.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\XULPlayer\xulplayer32_64.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\is-2UVPQ.tmp\7dcbe341459dbb1ae9e37f1b196cad68d45ef1fabe14d1d2e267f4ccc8398f8f.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\is-2UVPQ.tmp\7dcbe341459dbb1ae9e37f1b196cad68d45ef1fabe14d1d2e267f4ccc8398f8f.tmp | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\is-2UVPQ.tmp\7dcbe341459dbb1ae9e37f1b196cad68d45ef1fabe14d1d2e267f4ccc8398f8f.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\7dcbe341459dbb1ae9e37f1b196cad68d45ef1fabe14d1d2e267f4ccc8398f8f.exe
"C:\Users\Admin\AppData\Local\Temp\7dcbe341459dbb1ae9e37f1b196cad68d45ef1fabe14d1d2e267f4ccc8398f8f.exe"
C:\Users\Admin\AppData\Local\Temp\is-2UVPQ.tmp\7dcbe341459dbb1ae9e37f1b196cad68d45ef1fabe14d1d2e267f4ccc8398f8f.tmp
"C:\Users\Admin\AppData\Local\Temp\is-2UVPQ.tmp\7dcbe341459dbb1ae9e37f1b196cad68d45ef1fabe14d1d2e267f4ccc8398f8f.tmp" /SL5="$50266,4071062,54272,C:\Users\Admin\AppData\Local\Temp\7dcbe341459dbb1ae9e37f1b196cad68d45ef1fabe14d1d2e267f4ccc8398f8f.exe"
C:\Users\Admin\AppData\Local\XULPlayer\xulplayer32_64.exe
"C:\Users\Admin\AppData\Local\XULPlayer\xulplayer32_64.exe" -i
C:\Users\Admin\AppData\Local\XULPlayer\xulplayer32_64.exe
"C:\Users\Admin\AppData\Local\XULPlayer\xulplayer32_64.exe" -s
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 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| SE | 45.155.250.90:53 | bufbksd.com | udp |
| CH | 185.196.8.214:80 | bufbksd.com | tcp |
Files
memory/4084-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4084-2-0x0000000000401000-0x000000000040B000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\is-2UVPQ.tmp\7dcbe341459dbb1ae9e37f1b196cad68d45ef1fabe14d1d2e267f4ccc8398f8f.tmp
| MD5 | 00f15ee57af82fc40ac1ec609d1810a4 |
| SHA1 | 6abfae4f73ade5af54d267c02389daf49abd6a51 |
| SHA256 | 20fea1e5fc629afb3a4f3aa818e7c00c66b692e2d6180c7ba64a246fd9d5d847 |
| SHA512 | f9ab66c722b37cdb96f1a547a2c2d1c870b4966f27fee269bf65d47a506c2fcb0eab1ac168d0b4246ec336b23694d3c675d5be48f3338b79b76407c31cdad24c |
C:\Users\Admin\AppData\Local\Temp\is-VJO10.tmp\_isetup\_isdecmp.dll
| MD5 | a813d18268affd4763dde940246dc7e5 |
| SHA1 | c7366e1fd925c17cc6068001bd38eaef5b42852f |
| SHA256 | e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64 |
| SHA512 | b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4 |
memory/4780-19-0x0000000000400000-0x00000000004BD000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\is-VJO10.tmp\_isetup\_iscrypt.dll
| MD5 | a69559718ab506675e907fe49deb71e9 |
| SHA1 | bc8f404ffdb1960b50c12ff9413c893b56f2e36f |
| SHA256 | 2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc |
| SHA512 | e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63 |
C:\Users\Admin\AppData\Local\XULPlayer\xulplayer32_64.exe
| MD5 | 9b1f4bc7cfd0aad817f3eebe261cb60a |
| SHA1 | 544ebda2aedfb78e62cc71083851a1d92e98595a |
| SHA256 | d5b2d9616fe44cef316aa7009054dcf1b9656f0b11dca0d50e0ccb19cc392439 |
| SHA512 | 337170f36a640b1ad8890d6f342a0eaf0621523f87a8f39b12d6315b36e1d5bfdfd740cd1f2c47c7d42596be8af95b1c4d472a180ec1127784a80856925549a7 |
memory/2496-58-0x0000000000400000-0x0000000000779000-memory.dmp
memory/2496-60-0x0000000000400000-0x0000000000779000-memory.dmp
memory/2496-61-0x0000000000400000-0x0000000000779000-memory.dmp
memory/2496-62-0x0000000000400000-0x000000000047F000-memory.dmp
memory/3700-65-0x0000000000400000-0x0000000000779000-memory.dmp
memory/4084-66-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4780-67-0x0000000000400000-0x00000000004BD000-memory.dmp
memory/3700-68-0x0000000000400000-0x0000000000779000-memory.dmp
memory/3700-71-0x0000000000400000-0x0000000000779000-memory.dmp
memory/3700-74-0x0000000000400000-0x0000000000779000-memory.dmp
memory/3700-77-0x0000000000400000-0x0000000000779000-memory.dmp
memory/3700-80-0x0000000000400000-0x0000000000779000-memory.dmp
memory/3700-81-0x00000000009A0000-0x0000000000A42000-memory.dmp
memory/3700-85-0x0000000000400000-0x0000000000779000-memory.dmp
memory/3700-91-0x0000000000400000-0x0000000000779000-memory.dmp
memory/3700-94-0x0000000000400000-0x0000000000779000-memory.dmp
memory/3700-97-0x0000000000400000-0x0000000000779000-memory.dmp
memory/3700-100-0x0000000000400000-0x0000000000779000-memory.dmp
memory/3700-103-0x0000000000400000-0x0000000000779000-memory.dmp
memory/3700-106-0x0000000000400000-0x0000000000779000-memory.dmp
memory/3700-110-0x0000000000400000-0x0000000000779000-memory.dmp
memory/3700-113-0x0000000000400000-0x0000000000779000-memory.dmp