Analysis Overview
SHA256
b1966626c6386f4e9c6bc51c248562e1cb52c8fd7dad3e651fdb0cf24be2ad77
Threat Level: Known bad
The file b1966626c6386f4e9c6bc51c248562e1cb52c8fd7dad3e651fdb0cf24be2ad77 was found to be: Known bad.
Malicious Activity Summary
Detect Socks5Systemz Payload
Socks5Systemz
Loads dropped DLL
Executes dropped EXE
Unexpected DNS network traffic destination
Checks installed software on the system
Enumerates physical storage devices
Unsigned PE
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-25 04:39
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-25 04:39
Reported
2024-06-25 04:41
Platform
win11-20240611-en
Max time kernel
147s
Max time network
150s
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-59LFC.tmp\b1966626c6386f4e9c6bc51c248562e1cb52c8fd7dad3e651fdb0cf24be2ad77.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\is-59LFC.tmp\b1966626c6386f4e9c6bc51c248562e1cb52c8fd7dad3e651fdb0cf24be2ad77.tmp | N/A |
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
Enumerates physical storage devices
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\is-59LFC.tmp\b1966626c6386f4e9c6bc51c248562e1cb52c8fd7dad3e651fdb0cf24be2ad77.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\b1966626c6386f4e9c6bc51c248562e1cb52c8fd7dad3e651fdb0cf24be2ad77.exe
"C:\Users\Admin\AppData\Local\Temp\b1966626c6386f4e9c6bc51c248562e1cb52c8fd7dad3e651fdb0cf24be2ad77.exe"
C:\Users\Admin\AppData\Local\Temp\is-59LFC.tmp\b1966626c6386f4e9c6bc51c248562e1cb52c8fd7dad3e651fdb0cf24be2ad77.tmp
"C:\Users\Admin\AppData\Local\Temp\is-59LFC.tmp\b1966626c6386f4e9c6bc51c248562e1cb52c8fd7dad3e651fdb0cf24be2ad77.tmp" /SL5="$40248,4730634,54272,C:\Users\Admin\AppData\Local\Temp\b1966626c6386f4e9c6bc51c248562e1cb52c8fd7dad3e651fdb0cf24be2ad77.exe"
C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition.exe
"C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition.exe" -i
C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition.exe
"C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition.exe" -s
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| HK | 141.98.234.31:53 | csbmohq.net | udp |
| TR | 94.156.8.80:80 | csbmohq.net | tcp |
| FR | 195.154.185.134:2023 | tcp | |
| US | 8.8.8.8:53 | 134.185.154.195.in-addr.arpa | udp |
Files
memory/2276-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2276-3-0x0000000000401000-0x000000000040B000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\is-59LFC.tmp\b1966626c6386f4e9c6bc51c248562e1cb52c8fd7dad3e651fdb0cf24be2ad77.tmp
| MD5 | 238c5fa30542908575851b341fbe0b7e |
| SHA1 | 15a1f7a8d667203e26831208e369166dd9ecfcd6 |
| SHA256 | 0db1ae3354e41d13f432939fe3442017933dad4cf1bb275aee27abb4970eb909 |
| SHA512 | 4468845c8383c1098e9ae7dd4105c929c07bed87c3d38c19bab728eaa59b9a12a90f37b785af9fabed5f81e14f8c58fc7cfd80542ccbbc310d2d0e10170057a1 |
memory/1012-10-0x0000000000400000-0x00000000004BA000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\is-3M5N0.tmp\_isetup\_iscrypt.dll
| MD5 | a69559718ab506675e907fe49deb71e9 |
| SHA1 | bc8f404ffdb1960b50c12ff9413c893b56f2e36f |
| SHA256 | 2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc |
| SHA512 | e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63 |
C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition.exe
| MD5 | 3404f39421d9d246ad05cf6bdac32bd2 |
| SHA1 | dc7c635d0f9cf0374167c9e0b1891dd7e35082e4 |
| SHA256 | a6bb2e4dbae179d0db5b67bc0c283c22d2b00734731ea2aecac909a38a9170bf |
| SHA512 | e2c455a100df7699da79c539d82d417c87ea15b2ebc6100f8a118a0530d3a5fdd17c03af1d2dba8a621a582e04a1f0b314a4b3ab42333099916fe8a4ffdfae83 |
memory/1508-59-0x0000000000400000-0x00000000006BD000-memory.dmp
memory/1508-60-0x0000000000400000-0x00000000006BD000-memory.dmp
memory/1508-65-0x0000000000400000-0x00000000006BD000-memory.dmp
memory/1508-64-0x0000000000400000-0x00000000006BD000-memory.dmp
memory/1216-67-0x0000000000400000-0x00000000006BD000-memory.dmp
memory/1216-69-0x0000000000400000-0x00000000006BD000-memory.dmp
memory/2276-70-0x0000000000400000-0x0000000000414000-memory.dmp
memory/1012-71-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/1216-72-0x0000000000400000-0x00000000006BD000-memory.dmp
memory/1216-75-0x0000000000400000-0x00000000006BD000-memory.dmp
memory/1216-76-0x0000000000400000-0x00000000006BD000-memory.dmp
memory/1216-79-0x0000000000400000-0x00000000006BD000-memory.dmp
memory/1216-82-0x0000000000400000-0x00000000006BD000-memory.dmp
memory/1216-85-0x0000000000400000-0x00000000006BD000-memory.dmp
memory/1216-88-0x0000000000A20000-0x0000000000AC2000-memory.dmp
memory/1216-89-0x0000000000400000-0x00000000006BD000-memory.dmp
memory/1216-95-0x0000000000400000-0x00000000006BD000-memory.dmp
memory/1216-98-0x0000000000400000-0x00000000006BD000-memory.dmp
memory/1216-101-0x0000000000400000-0x00000000006BD000-memory.dmp
memory/1216-104-0x0000000000400000-0x00000000006BD000-memory.dmp
memory/1216-107-0x0000000000400000-0x00000000006BD000-memory.dmp
memory/1216-110-0x0000000000400000-0x00000000006BD000-memory.dmp
memory/1216-112-0x0000000000A20000-0x0000000000AC2000-memory.dmp
memory/1216-111-0x0000000000A20000-0x0000000000AC2000-memory.dmp
memory/1216-116-0x0000000000400000-0x00000000006BD000-memory.dmp
memory/1216-119-0x0000000000400000-0x00000000006BD000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-25 04:39
Reported
2024-06-25 04:41
Platform
win10v2004-20240611-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-JJ835.tmp\b1966626c6386f4e9c6bc51c248562e1cb52c8fd7dad3e651fdb0cf24be2ad77.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\is-JJ835.tmp\b1966626c6386f4e9c6bc51c248562e1cb52c8fd7dad3e651fdb0cf24be2ad77.tmp | N/A |
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
Enumerates physical storage devices
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\is-JJ835.tmp\b1966626c6386f4e9c6bc51c248562e1cb52c8fd7dad3e651fdb0cf24be2ad77.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\b1966626c6386f4e9c6bc51c248562e1cb52c8fd7dad3e651fdb0cf24be2ad77.exe
"C:\Users\Admin\AppData\Local\Temp\b1966626c6386f4e9c6bc51c248562e1cb52c8fd7dad3e651fdb0cf24be2ad77.exe"
C:\Users\Admin\AppData\Local\Temp\is-JJ835.tmp\b1966626c6386f4e9c6bc51c248562e1cb52c8fd7dad3e651fdb0cf24be2ad77.tmp
"C:\Users\Admin\AppData\Local\Temp\is-JJ835.tmp\b1966626c6386f4e9c6bc51c248562e1cb52c8fd7dad3e651fdb0cf24be2ad77.tmp" /SL5="$901C0,4730634,54272,C:\Users\Admin\AppData\Local\Temp\b1966626c6386f4e9c6bc51c248562e1cb52c8fd7dad3e651fdb0cf24be2ad77.exe"
C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition.exe
"C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition.exe" -i
C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition.exe
"C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition.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 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 144.107.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 68.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 107.12.20.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | 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 | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 10.27.171.150.in-addr.arpa | udp |
| HK | 141.98.234.31:53 | bvqmdci.com | udp |
| TR | 94.156.8.80:80 | bvqmdci.com | tcp |
| FR | 195.154.185.134:2023 | tcp | |
| US | 8.8.8.8:53 | 31.234.98.141.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 80.8.156.94.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 134.185.154.195.in-addr.arpa | udp |
Files
memory/1808-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/1808-2-0x0000000000401000-0x000000000040B000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\is-JJ835.tmp\b1966626c6386f4e9c6bc51c248562e1cb52c8fd7dad3e651fdb0cf24be2ad77.tmp
| MD5 | 238c5fa30542908575851b341fbe0b7e |
| SHA1 | 15a1f7a8d667203e26831208e369166dd9ecfcd6 |
| SHA256 | 0db1ae3354e41d13f432939fe3442017933dad4cf1bb275aee27abb4970eb909 |
| SHA512 | 4468845c8383c1098e9ae7dd4105c929c07bed87c3d38c19bab728eaa59b9a12a90f37b785af9fabed5f81e14f8c58fc7cfd80542ccbbc310d2d0e10170057a1 |
C:\Users\Admin\AppData\Local\Temp\is-0A4EB.tmp\_isetup\_iscrypt.dll
| MD5 | a69559718ab506675e907fe49deb71e9 |
| SHA1 | bc8f404ffdb1960b50c12ff9413c893b56f2e36f |
| SHA256 | 2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc |
| SHA512 | e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63 |
memory/1168-13-0x0000000000400000-0x00000000004BA000-memory.dmp
C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition.exe
| MD5 | 3404f39421d9d246ad05cf6bdac32bd2 |
| SHA1 | dc7c635d0f9cf0374167c9e0b1891dd7e35082e4 |
| SHA256 | a6bb2e4dbae179d0db5b67bc0c283c22d2b00734731ea2aecac909a38a9170bf |
| SHA512 | e2c455a100df7699da79c539d82d417c87ea15b2ebc6100f8a118a0530d3a5fdd17c03af1d2dba8a621a582e04a1f0b314a4b3ab42333099916fe8a4ffdfae83 |
memory/2484-59-0x0000000000400000-0x00000000006BD000-memory.dmp
memory/2484-60-0x0000000000400000-0x00000000006BD000-memory.dmp
memory/2484-63-0x0000000000400000-0x00000000006BD000-memory.dmp
memory/3152-66-0x0000000000400000-0x00000000006BD000-memory.dmp
memory/1808-68-0x0000000000400000-0x0000000000414000-memory.dmp
memory/1168-69-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/3152-70-0x0000000000400000-0x00000000006BD000-memory.dmp
memory/3152-73-0x0000000000400000-0x00000000006BD000-memory.dmp
memory/3152-76-0x0000000000400000-0x00000000006BD000-memory.dmp
memory/3152-79-0x0000000000400000-0x00000000006BD000-memory.dmp
memory/3152-82-0x0000000000400000-0x00000000006BD000-memory.dmp
memory/3152-85-0x0000000000930000-0x00000000009D2000-memory.dmp
memory/3152-89-0x0000000000400000-0x00000000006BD000-memory.dmp
memory/3152-92-0x0000000000400000-0x00000000006BD000-memory.dmp
memory/3152-95-0x0000000000400000-0x00000000006BD000-memory.dmp
memory/3152-98-0x0000000000400000-0x00000000006BD000-memory.dmp
memory/3152-101-0x0000000000400000-0x00000000006BD000-memory.dmp
memory/3152-104-0x0000000000400000-0x00000000006BD000-memory.dmp
memory/3152-107-0x0000000000400000-0x00000000006BD000-memory.dmp
memory/3152-108-0x0000000000930000-0x00000000009D2000-memory.dmp
memory/3152-109-0x0000000000930000-0x00000000009D2000-memory.dmp
memory/3152-113-0x0000000000400000-0x00000000006BD000-memory.dmp
memory/3152-116-0x0000000000400000-0x00000000006BD000-memory.dmp