Analysis Overview
SHA256
40fcbfc98e137901fd2aaf6ef8acd96c8c5e3cb91eebcfa64a927a6d78f8ac28
Threat Level: Known bad
The file 40fcbfc98e137901fd2aaf6ef8acd96c8c5e3cb91eebcfa64a927a6d78f8ac28 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
Unsigned PE
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
Suspicious use of FindShellTrayWindow
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-30 22:49
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-30 22:49
Reported
2024-05-30 22:54
Platform
win7-20240221-en
Max time kernel
293s
Max time network
281s
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-P3KQR.tmp\40fcbfc98e137901fd2aaf6ef8acd96c8c5e3cb91eebcfa64a927a6d78f8ac28.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Ringtone Maker FE\ringtonemakerfe.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Ringtone Maker FE\ringtonemakerfe.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 |
| Destination IP | 141.98.234.31 | N/A | N/A |
Checks installed software on the system
Enumerates physical storage devices
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\is-P3KQR.tmp\40fcbfc98e137901fd2aaf6ef8acd96c8c5e3cb91eebcfa64a927a6d78f8ac28.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\40fcbfc98e137901fd2aaf6ef8acd96c8c5e3cb91eebcfa64a927a6d78f8ac28.exe
"C:\Users\Admin\AppData\Local\Temp\40fcbfc98e137901fd2aaf6ef8acd96c8c5e3cb91eebcfa64a927a6d78f8ac28.exe"
C:\Users\Admin\AppData\Local\Temp\is-P3KQR.tmp\40fcbfc98e137901fd2aaf6ef8acd96c8c5e3cb91eebcfa64a927a6d78f8ac28.tmp
"C:\Users\Admin\AppData\Local\Temp\is-P3KQR.tmp\40fcbfc98e137901fd2aaf6ef8acd96c8c5e3cb91eebcfa64a927a6d78f8ac28.tmp" /SL5="$4010A,6048102,54272,C:\Users\Admin\AppData\Local\Temp\40fcbfc98e137901fd2aaf6ef8acd96c8c5e3cb91eebcfa64a927a6d78f8ac28.exe"
C:\Users\Admin\AppData\Local\Ringtone Maker FE\ringtonemakerfe.exe
"C:\Users\Admin\AppData\Local\Ringtone Maker FE\ringtonemakerfe.exe" -i
C:\Users\Admin\AppData\Local\Ringtone Maker FE\ringtonemakerfe.exe
"C:\Users\Admin\AppData\Local\Ringtone Maker FE\ringtonemakerfe.exe" -s
Network
| Country | Destination | Domain | Proto |
| HK | 141.98.234.31:53 | erbgkor.ua | udp |
| BG | 79.110.49.184:80 | erbgkor.ua | tcp |
| BG | 79.110.49.184:80 | erbgkor.ua | tcp |
| BG | 79.110.49.184:80 | erbgkor.ua | tcp |
| HK | 141.98.234.31:53 | iinimfo.info | udp |
| SE | 45.155.250.229:80 | iinimfo.info | tcp |
| SE | 45.155.250.229:80 | iinimfo.info | tcp |
| SE | 45.155.250.229:80 | iinimfo.info | tcp |
Files
memory/1628-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/1628-3-0x0000000000401000-0x000000000040B000-memory.dmp
\Users\Admin\AppData\Local\Temp\is-P3KQR.tmp\40fcbfc98e137901fd2aaf6ef8acd96c8c5e3cb91eebcfa64a927a6d78f8ac28.tmp
| MD5 | b7289eddee858433e99222c056f54576 |
| SHA1 | 4d972cde373fcf8df259be1b5fcafe44357ea64b |
| SHA256 | 2bb15c78f05c5000fab1bded860ca7c0059345c5d29fd542210172cada980478 |
| SHA512 | 38eb10b404204958e1dc593118ef186feb647309d84f6396d533818b725ab434173101bc29f11b076ef5c23e406209be8c2be968cc20d7922ae9588b2b9ce22a |
memory/1636-12-0x0000000000400000-0x00000000004BA000-memory.dmp
\Users\Admin\AppData\Local\Temp\is-MSPIA.tmp\_isetup\_shfoldr.dll
| MD5 | 92dc6ef532fbb4a5c3201469a5b5eb63 |
| SHA1 | 3e89ff837147c16b4e41c30d6c796374e0b8e62c |
| SHA256 | 9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87 |
| SHA512 | 9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3 |
\Users\Admin\AppData\Local\Temp\is-MSPIA.tmp\_isetup\_isdecmp.dll
| MD5 | a813d18268affd4763dde940246dc7e5 |
| SHA1 | c7366e1fd925c17cc6068001bd38eaef5b42852f |
| SHA256 | e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64 |
| SHA512 | b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4 |
\Users\Admin\AppData\Local\Temp\is-MSPIA.tmp\_isetup\_iscrypt.dll
| MD5 | a69559718ab506675e907fe49deb71e9 |
| SHA1 | bc8f404ffdb1960b50c12ff9413c893b56f2e36f |
| SHA256 | 2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc |
| SHA512 | e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63 |
\Users\Admin\AppData\Local\Ringtone Maker FE\ringtonemakerfe.exe
| MD5 | 0f76373df067ec3b2460bc51e1c4b57d |
| SHA1 | 769bc763f1ffd1fa279e41e7a0eee0050f4906c2 |
| SHA256 | e15f1aeb2534cadd8927037a0bd4c9c493f3f0ceb026510a802207173d6a65ca |
| SHA512 | c3a26ee06ab32a41c7342c84325dcc78535efc94b521298cefc3db91205e7a45ba28049e81017f78ee235169ba4bb3c1c003c64b532e3aad846b19d8b7e92b7b |
memory/1636-67-0x0000000003A50000-0x0000000003DCC000-memory.dmp
memory/2616-68-0x0000000000400000-0x000000000077C000-memory.dmp
memory/2616-69-0x0000000000400000-0x000000000077C000-memory.dmp
memory/2616-73-0x0000000000400000-0x000000000077C000-memory.dmp
memory/1948-75-0x0000000000400000-0x000000000077C000-memory.dmp
memory/1628-77-0x0000000000400000-0x0000000000414000-memory.dmp
memory/1636-78-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/1948-79-0x0000000000400000-0x000000000077C000-memory.dmp
memory/1948-82-0x0000000000400000-0x000000000077C000-memory.dmp
memory/1636-83-0x0000000003A50000-0x0000000003DCC000-memory.dmp
memory/1948-86-0x0000000000400000-0x000000000077C000-memory.dmp
memory/1948-89-0x0000000000400000-0x000000000077C000-memory.dmp
memory/1948-92-0x0000000000400000-0x000000000077C000-memory.dmp
memory/1948-95-0x0000000000400000-0x000000000077C000-memory.dmp
memory/1948-96-0x00000000026A0000-0x0000000002742000-memory.dmp
memory/1948-102-0x0000000000400000-0x000000000077C000-memory.dmp
memory/1948-105-0x0000000000400000-0x000000000077C000-memory.dmp
memory/1948-108-0x0000000000400000-0x000000000077C000-memory.dmp
memory/1948-111-0x0000000000400000-0x000000000077C000-memory.dmp
memory/1948-114-0x0000000000400000-0x000000000077C000-memory.dmp
memory/1948-117-0x0000000000400000-0x000000000077C000-memory.dmp
memory/1948-120-0x0000000000400000-0x000000000077C000-memory.dmp
memory/1948-123-0x0000000000400000-0x000000000077C000-memory.dmp
memory/1948-126-0x0000000000400000-0x000000000077C000-memory.dmp
memory/1948-130-0x0000000000400000-0x000000000077C000-memory.dmp
memory/1948-133-0x0000000000400000-0x000000000077C000-memory.dmp
memory/1948-136-0x0000000000400000-0x000000000077C000-memory.dmp
memory/1948-139-0x0000000000400000-0x000000000077C000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-30 22:49
Reported
2024-05-30 22:55
Platform
win10-20240404-en
Max time kernel
293s
Max time network
299s
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-VCC5U.tmp\40fcbfc98e137901fd2aaf6ef8acd96c8c5e3cb91eebcfa64a927a6d78f8ac28.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Ringtone Maker FE\ringtonemakerfe.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Ringtone Maker FE\ringtonemakerfe.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 |
| Destination IP | 45.155.250.90 | N/A | N/A |
Checks installed software on the system
Enumerates physical storage devices
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\is-VCC5U.tmp\40fcbfc98e137901fd2aaf6ef8acd96c8c5e3cb91eebcfa64a927a6d78f8ac28.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\40fcbfc98e137901fd2aaf6ef8acd96c8c5e3cb91eebcfa64a927a6d78f8ac28.exe
"C:\Users\Admin\AppData\Local\Temp\40fcbfc98e137901fd2aaf6ef8acd96c8c5e3cb91eebcfa64a927a6d78f8ac28.exe"
C:\Users\Admin\AppData\Local\Temp\is-VCC5U.tmp\40fcbfc98e137901fd2aaf6ef8acd96c8c5e3cb91eebcfa64a927a6d78f8ac28.tmp
"C:\Users\Admin\AppData\Local\Temp\is-VCC5U.tmp\40fcbfc98e137901fd2aaf6ef8acd96c8c5e3cb91eebcfa64a927a6d78f8ac28.tmp" /SL5="$7020E,6048102,54272,C:\Users\Admin\AppData\Local\Temp\40fcbfc98e137901fd2aaf6ef8acd96c8c5e3cb91eebcfa64a927a6d78f8ac28.exe"
C:\Users\Admin\AppData\Local\Ringtone Maker FE\ringtonemakerfe.exe
"C:\Users\Admin\AppData\Local\Ringtone Maker FE\ringtonemakerfe.exe" -i
C:\Users\Admin\AppData\Local\Ringtone Maker FE\ringtonemakerfe.exe
"C:\Users\Admin\AppData\Local\Ringtone Maker FE\ringtonemakerfe.exe" -s
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
| SE | 45.155.250.90:53 | ebondte.ua | udp |
| BG | 79.110.49.184:80 | ebondte.ua | tcp |
| US | 8.8.8.8:53 | 0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.a.5.a.f.b.9.d.2.ip6.arpa | udp |
| US | 8.8.8.8:53 | 123.10.44.20.in-addr.arpa | udp |
| BG | 79.110.49.184:80 | ebondte.ua | tcp |
| BG | 79.110.49.184:80 | ebondte.ua | tcp |
| RU | 152.89.198.214:53 | jonebua.info | udp |
| SE | 45.155.250.229:80 | jonebua.info | tcp |
| US | 8.8.8.8:53 | 0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.6.d.6.c.9.5.8.9.ip6.arpa | udp |
| US | 8.8.8.8:53 | 229.250.155.45.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.210.23.2.in-addr.arpa | udp |
| SE | 45.155.250.229:80 | jonebua.info | tcp |
| SE | 45.155.250.229:80 | jonebua.info | tcp |
Files
memory/2164-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2164-2-0x0000000000401000-0x000000000040B000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\is-VCC5U.tmp\40fcbfc98e137901fd2aaf6ef8acd96c8c5e3cb91eebcfa64a927a6d78f8ac28.tmp
| MD5 | b7289eddee858433e99222c056f54576 |
| SHA1 | 4d972cde373fcf8df259be1b5fcafe44357ea64b |
| SHA256 | 2bb15c78f05c5000fab1bded860ca7c0059345c5d29fd542210172cada980478 |
| SHA512 | 38eb10b404204958e1dc593118ef186feb647309d84f6396d533818b725ab434173101bc29f11b076ef5c23e406209be8c2be968cc20d7922ae9588b2b9ce22a |
memory/3788-7-0x0000000000400000-0x00000000004BA000-memory.dmp
\Users\Admin\AppData\Local\Temp\is-4L57B.tmp\_isetup\_isdecmp.dll
| MD5 | a813d18268affd4763dde940246dc7e5 |
| SHA1 | c7366e1fd925c17cc6068001bd38eaef5b42852f |
| SHA256 | e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64 |
| SHA512 | b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4 |
\Users\Admin\AppData\Local\Temp\is-4L57B.tmp\_isetup\_iscrypt.dll
| MD5 | a69559718ab506675e907fe49deb71e9 |
| SHA1 | bc8f404ffdb1960b50c12ff9413c893b56f2e36f |
| SHA256 | 2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc |
| SHA512 | e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63 |
C:\Users\Admin\AppData\Local\Ringtone Maker FE\ringtonemakerfe.exe
| MD5 | 0f76373df067ec3b2460bc51e1c4b57d |
| SHA1 | 769bc763f1ffd1fa279e41e7a0eee0050f4906c2 |
| SHA256 | e15f1aeb2534cadd8927037a0bd4c9c493f3f0ceb026510a802207173d6a65ca |
| SHA512 | c3a26ee06ab32a41c7342c84325dcc78535efc94b521298cefc3db91205e7a45ba28049e81017f78ee235169ba4bb3c1c003c64b532e3aad846b19d8b7e92b7b |
memory/4984-65-0x0000000000400000-0x000000000077C000-memory.dmp
memory/4984-69-0x0000000000400000-0x000000000077C000-memory.dmp
memory/4984-66-0x0000000000400000-0x000000000077C000-memory.dmp
memory/2164-72-0x0000000000400000-0x0000000000414000-memory.dmp
memory/3788-73-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/3084-74-0x0000000000400000-0x000000000077C000-memory.dmp
memory/3084-77-0x0000000000400000-0x000000000077C000-memory.dmp
memory/3084-80-0x0000000000400000-0x000000000077C000-memory.dmp
memory/3084-83-0x0000000000400000-0x000000000077C000-memory.dmp
memory/3084-86-0x0000000000400000-0x000000000077C000-memory.dmp
memory/3084-89-0x0000000000910000-0x00000000009B2000-memory.dmp
memory/3084-93-0x0000000000400000-0x000000000077C000-memory.dmp
memory/3084-96-0x0000000000400000-0x000000000077C000-memory.dmp
memory/3084-99-0x0000000000400000-0x000000000077C000-memory.dmp
memory/3084-102-0x0000000000400000-0x000000000077C000-memory.dmp
memory/3084-105-0x0000000000400000-0x000000000077C000-memory.dmp
memory/3084-108-0x0000000000400000-0x000000000077C000-memory.dmp
memory/3084-111-0x0000000000400000-0x000000000077C000-memory.dmp
memory/3084-114-0x0000000000400000-0x000000000077C000-memory.dmp
memory/3084-117-0x0000000000400000-0x000000000077C000-memory.dmp
memory/3084-120-0x0000000000400000-0x000000000077C000-memory.dmp
memory/3084-123-0x0000000000400000-0x000000000077C000-memory.dmp
memory/3084-126-0x0000000000400000-0x000000000077C000-memory.dmp
memory/3084-129-0x0000000000400000-0x000000000077C000-memory.dmp
memory/3084-132-0x0000000000400000-0x000000000077C000-memory.dmp