Analysis Overview
SHA256
e24018c462caa7a9202a215b65c3c0b999de1874a2cba74c6756734347166b44
Threat Level: Known bad
The file e24018c462caa7a9202a215b65c3c0b999de1874a2cba74c6756734347166b44 was found to be: Known bad.
Malicious Activity Summary
Detect Socks5Systemz Payload
Socks5Systemz
Executes dropped EXE
Loads dropped DLL
Unexpected DNS network traffic destination
Checks installed software on the system
System Location Discovery: System Language Discovery
Unsigned PE
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-10 20:57
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-10 20:57
Reported
2024-08-10 21:00
Platform
win10v2004-20240802-en
Max time kernel
142s
Max time network
127s
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-D4I22.tmp\e24018c462caa7a9202a215b65c3c0b999de1874a2cba74c6756734347166b44.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\AVI Codec\avicodec32_64.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\AVI Codec\avicodec32_64.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\Temp\e24018c462caa7a9202a215b65c3c0b999de1874a2cba74c6756734347166b44.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\is-D4I22.tmp\e24018c462caa7a9202a215b65c3c0b999de1874a2cba74c6756734347166b44.tmp | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\AVI Codec\avicodec32_64.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\AVI Codec\avicodec32_64.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\is-D4I22.tmp\e24018c462caa7a9202a215b65c3c0b999de1874a2cba74c6756734347166b44.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\is-D4I22.tmp\e24018c462caa7a9202a215b65c3c0b999de1874a2cba74c6756734347166b44.tmp | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\is-D4I22.tmp\e24018c462caa7a9202a215b65c3c0b999de1874a2cba74c6756734347166b44.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\e24018c462caa7a9202a215b65c3c0b999de1874a2cba74c6756734347166b44.exe
"C:\Users\Admin\AppData\Local\Temp\e24018c462caa7a9202a215b65c3c0b999de1874a2cba74c6756734347166b44.exe"
C:\Users\Admin\AppData\Local\Temp\is-D4I22.tmp\e24018c462caa7a9202a215b65c3c0b999de1874a2cba74c6756734347166b44.tmp
"C:\Users\Admin\AppData\Local\Temp\is-D4I22.tmp\e24018c462caa7a9202a215b65c3c0b999de1874a2cba74c6756734347166b44.tmp" /SL5="$D002E,4589615,54272,C:\Users\Admin\AppData\Local\Temp\e24018c462caa7a9202a215b65c3c0b999de1874a2cba74c6756734347166b44.exe"
C:\Users\Admin\AppData\Local\AVI Codec\avicodec32_64.exe
"C:\Users\Admin\AppData\Local\AVI Codec\avicodec32_64.exe" -i
C:\Users\Admin\AppData\Local\AVI Codec\avicodec32_64.exe
"C:\Users\Admin\AppData\Local\AVI Codec\avicodec32_64.exe" -s
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.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 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 147.142.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 31.243.111.52.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 | 45.19.74.20.in-addr.arpa | udp |
| HK | 141.98.234.31:53 | betiiju.com | udp |
| CH | 185.196.8.214:80 | betiiju.com | tcp |
| NL | 45.156.23.96:2023 | tcp | |
| US | 8.8.8.8:53 | 31.234.98.141.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 214.8.196.185.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 96.23.156.45.in-addr.arpa | udp |
Files
memory/3716-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/3716-2-0x0000000000401000-0x000000000040B000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\is-D4I22.tmp\e24018c462caa7a9202a215b65c3c0b999de1874a2cba74c6756734347166b44.tmp
| MD5 | 85fc5b8836d8625fbfa40a092386e645 |
| SHA1 | a90bb83f5d8d024bb357a44682267a50406071d6 |
| SHA256 | 6dda4c9c34d1898b592ebeccee9f4b2a2bffefd68296da6310435e13fb63d950 |
| SHA512 | c50e53c2c695c7ba24b4cc2c2f958e1e9ce4eea9b541684ea41c7cae513919bb80171dcaaf1c18a8f37221737e6a1f8ba0881a224abd3dd09407d0c4edb96aae |
C:\Users\Admin\AppData\Local\Temp\is-OVID2.tmp\_isetup\_isdecmp.dll
| MD5 | a813d18268affd4763dde940246dc7e5 |
| SHA1 | c7366e1fd925c17cc6068001bd38eaef5b42852f |
| SHA256 | e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64 |
| SHA512 | b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4 |
memory/1660-13-0x0000000000400000-0x00000000004BD000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\is-OVID2.tmp\_isetup\_iscrypt.dll
| MD5 | a69559718ab506675e907fe49deb71e9 |
| SHA1 | bc8f404ffdb1960b50c12ff9413c893b56f2e36f |
| SHA256 | 2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc |
| SHA512 | e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63 |
C:\Users\Admin\AppData\Local\AVI Codec\avicodec32_64.exe
| MD5 | addca7c3ff5b5058c8dc8ac70dc94365 |
| SHA1 | 4a8eefde122c3d25b5f306fa83035efe61f2e6f4 |
| SHA256 | 47469991fb362ae07f48ec95ea7c5766ccdade3c5ec27ae8cc8f614af5c0d602 |
| SHA512 | f5d6e124f6ea108abc94de675035876bbf4d7833b1bf0eeac4747d0d9d851e25bfffd6f83244fe8293891da50b9195bb282ffc4ae57a7c652859ba9797da2a64 |
memory/3264-58-0x0000000000400000-0x0000000000846000-memory.dmp
memory/3264-59-0x0000000000400000-0x0000000000846000-memory.dmp
memory/3264-61-0x0000000000400000-0x0000000000846000-memory.dmp
memory/3264-63-0x0000000000400000-0x0000000000846000-memory.dmp
memory/3716-66-0x0000000000400000-0x0000000000414000-memory.dmp
memory/1660-67-0x0000000000400000-0x00000000004BD000-memory.dmp
memory/1388-68-0x0000000000400000-0x0000000000846000-memory.dmp
memory/1388-71-0x0000000000400000-0x0000000000846000-memory.dmp
memory/1388-74-0x0000000000400000-0x0000000000846000-memory.dmp
memory/1388-77-0x0000000000400000-0x0000000000846000-memory.dmp
memory/1388-80-0x0000000000400000-0x0000000000846000-memory.dmp
memory/1388-83-0x0000000000970000-0x0000000000A12000-memory.dmp
memory/1388-85-0x0000000000400000-0x0000000000846000-memory.dmp
memory/1388-90-0x0000000000400000-0x0000000000846000-memory.dmp
memory/1388-93-0x0000000000400000-0x0000000000846000-memory.dmp
memory/1388-96-0x0000000000400000-0x0000000000846000-memory.dmp
memory/1388-99-0x0000000000400000-0x0000000000846000-memory.dmp
memory/1388-102-0x0000000000400000-0x0000000000846000-memory.dmp
memory/1388-105-0x0000000000400000-0x0000000000846000-memory.dmp
memory/1388-106-0x0000000000970000-0x0000000000A12000-memory.dmp
memory/1388-107-0x0000000000970000-0x0000000000A12000-memory.dmp
memory/1388-111-0x0000000000400000-0x0000000000846000-memory.dmp
memory/1388-114-0x0000000000400000-0x0000000000846000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-10 20:57
Reported
2024-08-10 21:00
Platform
win11-20240802-en
Max time kernel
141s
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-6RIOS.tmp\e24018c462caa7a9202a215b65c3c0b999de1874a2cba74c6756734347166b44.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\AVI Codec\avicodec32_64.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\AVI Codec\avicodec32_64.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\Temp\e24018c462caa7a9202a215b65c3c0b999de1874a2cba74c6756734347166b44.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\is-6RIOS.tmp\e24018c462caa7a9202a215b65c3c0b999de1874a2cba74c6756734347166b44.tmp | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\AVI Codec\avicodec32_64.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\AVI Codec\avicodec32_64.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\is-6RIOS.tmp\e24018c462caa7a9202a215b65c3c0b999de1874a2cba74c6756734347166b44.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\is-6RIOS.tmp\e24018c462caa7a9202a215b65c3c0b999de1874a2cba74c6756734347166b44.tmp | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\is-6RIOS.tmp\e24018c462caa7a9202a215b65c3c0b999de1874a2cba74c6756734347166b44.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\e24018c462caa7a9202a215b65c3c0b999de1874a2cba74c6756734347166b44.exe
"C:\Users\Admin\AppData\Local\Temp\e24018c462caa7a9202a215b65c3c0b999de1874a2cba74c6756734347166b44.exe"
C:\Users\Admin\AppData\Local\Temp\is-6RIOS.tmp\e24018c462caa7a9202a215b65c3c0b999de1874a2cba74c6756734347166b44.tmp
"C:\Users\Admin\AppData\Local\Temp\is-6RIOS.tmp\e24018c462caa7a9202a215b65c3c0b999de1874a2cba74c6756734347166b44.tmp" /SL5="$600D6,4589615,54272,C:\Users\Admin\AppData\Local\Temp\e24018c462caa7a9202a215b65c3c0b999de1874a2cba74c6756734347166b44.exe"
C:\Users\Admin\AppData\Local\AVI Codec\avicodec32_64.exe
"C:\Users\Admin\AppData\Local\AVI Codec\avicodec32_64.exe" -i
C:\Users\Admin\AppData\Local\AVI Codec\avicodec32_64.exe
"C:\Users\Admin\AppData\Local\AVI Codec\avicodec32_64.exe" -s
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 19.229.111.52.in-addr.arpa | udp |
| HK | 141.98.234.31:53 | bnwpbei.com | udp |
| CH | 185.196.8.214:80 | bnwpbei.com | tcp |
| NL | 45.156.23.96:2023 | tcp | |
| US | 8.8.8.8:53 | 96.23.156.45.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 214.8.196.185.in-addr.arpa | udp |
Files
memory/3496-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/3496-2-0x0000000000401000-0x000000000040B000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\is-6RIOS.tmp\e24018c462caa7a9202a215b65c3c0b999de1874a2cba74c6756734347166b44.tmp
| MD5 | 85fc5b8836d8625fbfa40a092386e645 |
| SHA1 | a90bb83f5d8d024bb357a44682267a50406071d6 |
| SHA256 | 6dda4c9c34d1898b592ebeccee9f4b2a2bffefd68296da6310435e13fb63d950 |
| SHA512 | c50e53c2c695c7ba24b4cc2c2f958e1e9ce4eea9b541684ea41c7cae513919bb80171dcaaf1c18a8f37221737e6a1f8ba0881a224abd3dd09407d0c4edb96aae |
memory/3168-10-0x0000000000400000-0x00000000004BD000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\is-KEB4A.tmp\_isetup\_iscrypt.dll
| MD5 | a69559718ab506675e907fe49deb71e9 |
| SHA1 | bc8f404ffdb1960b50c12ff9413c893b56f2e36f |
| SHA256 | 2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc |
| SHA512 | e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63 |
C:\Users\Admin\AppData\Local\Temp\is-KEB4A.tmp\_isetup\_isdecmp.dll
| MD5 | a813d18268affd4763dde940246dc7e5 |
| SHA1 | c7366e1fd925c17cc6068001bd38eaef5b42852f |
| SHA256 | e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64 |
| SHA512 | b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4 |
C:\Users\Admin\AppData\Local\AVI Codec\avicodec32_64.exe
| MD5 | addca7c3ff5b5058c8dc8ac70dc94365 |
| SHA1 | 4a8eefde122c3d25b5f306fa83035efe61f2e6f4 |
| SHA256 | 47469991fb362ae07f48ec95ea7c5766ccdade3c5ec27ae8cc8f614af5c0d602 |
| SHA512 | f5d6e124f6ea108abc94de675035876bbf4d7833b1bf0eeac4747d0d9d851e25bfffd6f83244fe8293891da50b9195bb282ffc4ae57a7c652859ba9797da2a64 |
memory/788-58-0x0000000000400000-0x0000000000846000-memory.dmp
memory/788-59-0x0000000000400000-0x0000000000846000-memory.dmp
memory/788-63-0x0000000000400000-0x0000000000846000-memory.dmp
memory/788-61-0x0000000000400000-0x0000000000846000-memory.dmp
memory/1272-66-0x0000000000400000-0x0000000000846000-memory.dmp
memory/1272-67-0x0000000000400000-0x0000000000846000-memory.dmp
memory/3496-68-0x0000000000400000-0x0000000000414000-memory.dmp
memory/3168-69-0x0000000000400000-0x00000000004BD000-memory.dmp
memory/1272-70-0x0000000000400000-0x0000000000846000-memory.dmp
memory/1272-72-0x0000000000400000-0x0000000000846000-memory.dmp
memory/1272-74-0x0000000000400000-0x0000000000846000-memory.dmp
memory/1272-77-0x0000000000400000-0x0000000000846000-memory.dmp
memory/1272-80-0x0000000000400000-0x0000000000846000-memory.dmp
memory/1272-83-0x0000000000400000-0x0000000000846000-memory.dmp
memory/1272-85-0x0000000000BF0000-0x0000000000C92000-memory.dmp
memory/1272-89-0x0000000000400000-0x0000000000846000-memory.dmp
memory/1272-94-0x0000000000400000-0x0000000000846000-memory.dmp
memory/1272-97-0x0000000000400000-0x0000000000846000-memory.dmp
memory/1272-100-0x0000000000400000-0x0000000000846000-memory.dmp
memory/1272-103-0x0000000000400000-0x0000000000846000-memory.dmp
memory/1272-106-0x0000000000400000-0x0000000000846000-memory.dmp
memory/1272-109-0x0000000000400000-0x0000000000846000-memory.dmp
memory/1272-111-0x0000000000BF0000-0x0000000000C92000-memory.dmp
memory/1272-110-0x0000000000BF0000-0x0000000000C92000-memory.dmp
memory/1272-115-0x0000000000400000-0x0000000000846000-memory.dmp
memory/1272-118-0x0000000000400000-0x0000000000846000-memory.dmp