Analysis Overview
SHA256
d4ff635739b78e4033042ef5df1df720b46a727643d8a3e8dc6df34bf179a40f
Threat Level: Known bad
The file 1578590b1e0234b07316d604370a087b.bin was found to be: Known bad.
Malicious Activity Summary
Mars Stealer
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Reads user/profile data of web browsers
Unsigned PE
Enumerates physical storage devices
Program crash
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-12-24 01:09
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-12-24 01:09
Reported
2023-12-24 01:12
Platform
win7-20231215-en
Max time kernel
118s
Max time network
119s
Command Line
Signatures
Mars Stealer
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Adobe\.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\c498dec6b5bae2d62448ffb450fa594f0c0e55c7424923d602386dbdb6c61503.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\c498dec6b5bae2d62448ffb450fa594f0c0e55c7424923d602386dbdb6c61503.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | N/A |
Reads user/profile data of web browsers
Enumerates physical storage devices
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Roaming\Adobe\.exe |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\c498dec6b5bae2d62448ffb450fa594f0c0e55c7424923d602386dbdb6c61503.exe
"C:\Users\Admin\AppData\Local\Temp\c498dec6b5bae2d62448ffb450fa594f0c0e55c7424923d602386dbdb6c61503.exe"
C:\Users\Admin\AppData\Roaming\Adobe\.exe
"C:\Users\Admin\AppData\Roaming\Adobe\.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3068 -s 800
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | www.moscow-post.su | udp |
| RU | 185.71.67.60:80 | www.moscow-post.su | tcp |
Files
memory/2256-0-0x0000000000900000-0x0000000000978000-memory.dmp
memory/2256-1-0x0000000074170000-0x000000007485E000-memory.dmp
memory/2256-11-0x0000000004170000-0x00000000041AD000-memory.dmp
memory/3068-14-0x0000000000400000-0x000000000043D000-memory.dmp
memory/2256-13-0x0000000004170000-0x00000000041AD000-memory.dmp
memory/2256-12-0x0000000074170000-0x000000007485E000-memory.dmp
C:\Users\Admin\AppData\Roaming\Adobe\.exe
| MD5 | b1d6d66282771bdaee20f0295991140a |
| SHA1 | f65c534725a4aa947285ecbb2acf3f5083803152 |
| SHA256 | 9697901177242e9a450aae820687ddbbd13196b5876ec77cdcb663cfbadb0053 |
| SHA512 | af0bd80c0fdb1c336268c1bcdb8b0a05a588a1ded511669f6974b10e19752bed5305fda870a9a1e61be30db14228194f84ec8da74e9836eec3506d0629fe0900 |
Analysis: behavioral2
Detonation Overview
Submitted
2023-12-24 01:09
Reported
2023-12-24 01:12
Platform
win10v2004-20231215-en
Max time kernel
149s
Max time network
152s
Command Line
Signatures
Mars Stealer
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\c498dec6b5bae2d62448ffb450fa594f0c0e55c7424923d602386dbdb6c61503.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\ProgramData\Start Menu\XBELK7QXNRC.exe | N/A |
Reads user/profile data of web browsers
Enumerates physical storage devices
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\ProgramData\Start Menu\XBELK7QXNRC.exe |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2344 wrote to memory of 1400 | N/A | C:\Users\Admin\AppData\Local\Temp\c498dec6b5bae2d62448ffb450fa594f0c0e55c7424923d602386dbdb6c61503.exe | C:\ProgramData\Start Menu\XBELK7QXNRC.exe |
| PID 2344 wrote to memory of 1400 | N/A | C:\Users\Admin\AppData\Local\Temp\c498dec6b5bae2d62448ffb450fa594f0c0e55c7424923d602386dbdb6c61503.exe | C:\ProgramData\Start Menu\XBELK7QXNRC.exe |
| PID 2344 wrote to memory of 1400 | N/A | C:\Users\Admin\AppData\Local\Temp\c498dec6b5bae2d62448ffb450fa594f0c0e55c7424923d602386dbdb6c61503.exe | C:\ProgramData\Start Menu\XBELK7QXNRC.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\c498dec6b5bae2d62448ffb450fa594f0c0e55c7424923d602386dbdb6c61503.exe
"C:\Users\Admin\AppData\Local\Temp\c498dec6b5bae2d62448ffb450fa594f0c0e55c7424923d602386dbdb6c61503.exe"
C:\ProgramData\Start Menu\XBELK7QXNRC.exe
"C:\ProgramData\Start Menu\XBELK7QXNRC.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1400 -ip 1400
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1400 -s 1388
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 2.136.104.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 21.177.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 59.128.231.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.moscow-post.su | udp |
| RU | 185.71.67.60:80 | www.moscow-post.su | tcp |
| US | 8.8.8.8:53 | 60.67.71.185.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.241.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 119.110.54.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 176.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 211.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 180.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 174.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 29.243.111.52.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 | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 32.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
Files
memory/2344-0-0x0000000000120000-0x0000000000198000-memory.dmp
memory/2344-1-0x0000000074A20000-0x00000000751D0000-memory.dmp
C:\ProgramData\Microsoft\Windows\Start Menu\XBELK7QXNRC.exe
| MD5 | b1d6d66282771bdaee20f0295991140a |
| SHA1 | f65c534725a4aa947285ecbb2acf3f5083803152 |
| SHA256 | 9697901177242e9a450aae820687ddbbd13196b5876ec77cdcb663cfbadb0053 |
| SHA512 | af0bd80c0fdb1c336268c1bcdb8b0a05a588a1ded511669f6974b10e19752bed5305fda870a9a1e61be30db14228194f84ec8da74e9836eec3506d0629fe0900 |
memory/1400-12-0x0000000000400000-0x000000000043D000-memory.dmp
memory/2344-13-0x0000000074A20000-0x00000000751D0000-memory.dmp
memory/1400-15-0x0000000000400000-0x000000000043D000-memory.dmp