Analysis Overview
SHA256
dbacc134902ee72d1464d3b61a3518402b7ab54807bb7b7541fc2916c8119e9e
Threat Level: Known bad
The file 87EE.tmp.Server.exe was found to be: Known bad.
Malicious Activity Summary
Stormkitty family
StormKitty payload
Asyncrat family
AsyncRat
StormKitty
Async RAT payload
Reads user/profile data of web browsers
Drops desktop.ini file(s)
Legitimate hosting services abused for malware hosting/C2
Looks up geolocation information via web service
Looks up external IP address via web service
Unsigned PE
Event Triggered Execution: Netsh Helper DLL
Suspicious use of WriteProcessMemory
Checks processor information in registry
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-07-02 13:59
Signatures
Async RAT payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Asyncrat family
StormKitty payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Stormkitty family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-07-02 13:59
Reported
2024-07-02 14:02
Platform
win7-20240220-en
Max time kernel
146s
Max time network
120s
Command Line
Signatures
AsyncRat
StormKitty
StormKitty payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Reads user/profile data of web browsers
Drops desktop.ini file(s)
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Local\890b9986e2bbb7d9b52e1aa7f9481862\Admin@BISMIZHX_en-US\Grabber\DRIVE-C\Users\Admin\Documents\desktop.ini | C:\Users\Admin\AppData\Local\Temp\87EE.tmp.Server.exe | N/A |
| File created | C:\Users\Admin\AppData\Local\890b9986e2bbb7d9b52e1aa7f9481862\Admin@BISMIZHX_en-US\Grabber\DRIVE-C\Users\Admin\Pictures\desktop.ini | C:\Users\Admin\AppData\Local\Temp\87EE.tmp.Server.exe | N/A |
| File created | C:\Users\Admin\AppData\Local\890b9986e2bbb7d9b52e1aa7f9481862\Admin@BISMIZHX_en-US\Grabber\DRIVE-C\Users\Admin\Downloads\desktop.ini | C:\Users\Admin\AppData\Local\Temp\87EE.tmp.Server.exe | N/A |
| File created | C:\Users\Admin\AppData\Local\890b9986e2bbb7d9b52e1aa7f9481862\Admin@BISMIZHX_en-US\Grabber\DRIVE-C\Users\Admin\Desktop\desktop.ini | C:\Users\Admin\AppData\Local\Temp\87EE.tmp.Server.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Local\890b9986e2bbb7d9b52e1aa7f9481862\Admin@BISMIZHX_en-US\Grabber\DRIVE-C\Users\Admin\Desktop\desktop.ini | C:\Users\Admin\AppData\Local\Temp\87EE.tmp.Server.exe | N/A |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | icanhazip.com | N/A | N/A |
Looks up geolocation information via web service
Event Triggered Execution: Netsh Helper DLL
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh | C:\Windows\SysWOW64\netsh.exe | N/A |
| Key queried | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh | C:\Windows\SysWOW64\netsh.exe | N/A |
| Key value enumerated | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh | C:\Windows\SysWOW64\netsh.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh | C:\Windows\SysWOW64\netsh.exe | N/A |
| Key queried | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh | C:\Windows\SysWOW64\netsh.exe | N/A |
| Key value enumerated | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh | C:\Windows\SysWOW64\netsh.exe | N/A |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\Description\System\CentralProcessor\0 | C:\Users\Admin\AppData\Local\Temp\87EE.tmp.Server.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier | C:\Users\Admin\AppData\Local\Temp\87EE.tmp.Server.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\87EE.tmp.Server.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\87EE.tmp.Server.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\87EE.tmp.Server.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\87EE.tmp.Server.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\87EE.tmp.Server.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\87EE.tmp.Server.exe
"C:\Users\Admin\AppData\Local\Temp\87EE.tmp.Server.exe"
C:\Windows\SysWOW64\cmd.exe
"cmd.exe" /C chcp 65001 && netsh wlan show profile | findstr All
C:\Windows\SysWOW64\chcp.com
chcp 65001
C:\Windows\SysWOW64\netsh.exe
netsh wlan show profile
C:\Windows\SysWOW64\findstr.exe
findstr All
C:\Windows\SysWOW64\cmd.exe
"cmd.exe" /C chcp 65001 && netsh wlan show networks mode=bssid
C:\Windows\SysWOW64\chcp.com
chcp 65001
C:\Windows\SysWOW64\netsh.exe
netsh wlan show networks mode=bssid
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | icanhazip.com | udp |
| US | 104.16.184.241:80 | icanhazip.com | tcp |
| US | 8.8.8.8:53 | api.mylnikov.org | udp |
| US | 104.21.44.66:443 | api.mylnikov.org | tcp |
| US | 8.8.8.8:53 | api.telegram.org | udp |
| NL | 149.154.167.220:443 | api.telegram.org | tcp |
| NL | 149.154.167.220:443 | api.telegram.org | tcp |
| N/A | 127.0.0.1:8808 | tcp | |
| N/A | 127.0.0.1:6606 | tcp | |
| N/A | 127.0.0.1:6606 | tcp | |
| N/A | 127.0.0.1:8808 | tcp | |
| N/A | 127.0.0.1:7707 | tcp | |
| N/A | 127.0.0.1:7707 | tcp | |
| N/A | 127.0.0.1:6606 | tcp | |
| N/A | 127.0.0.1:6606 | tcp | |
| N/A | 127.0.0.1:6606 | tcp | |
| N/A | 127.0.0.1:8808 | tcp | |
| N/A | 127.0.0.1:6606 | tcp | |
| N/A | 127.0.0.1:8808 | tcp | |
| N/A | 127.0.0.1:8808 | tcp | |
| N/A | 127.0.0.1:6606 | tcp | |
| N/A | 127.0.0.1:7707 | tcp | |
| N/A | 127.0.0.1:8808 | tcp | |
| N/A | 127.0.0.1:7707 | tcp | |
| N/A | 127.0.0.1:8808 | tcp | |
| N/A | 127.0.0.1:6606 | tcp | |
| N/A | 127.0.0.1:6606 | tcp | |
| N/A | 127.0.0.1:7707 | tcp | |
| N/A | 127.0.0.1:6606 | tcp |
Files
memory/1640-0-0x000000007406E000-0x000000007406F000-memory.dmp
memory/1640-1-0x0000000000180000-0x00000000001B2000-memory.dmp
memory/1640-2-0x0000000074060000-0x000000007474E000-memory.dmp
memory/1640-69-0x0000000074060000-0x000000007474E000-memory.dmp
C:\Users\Admin\AppData\Local\75b0e192a7273567a9333938d9edd7ce\msgid.dat
| MD5 | cfcd208495d565ef66e7dff9f98764da |
| SHA1 | b6589fc6ab0dc82cf12099d1c2d40ab994e8410c |
| SHA256 | 5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9 |
| SHA512 | 31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99 |
memory/1640-78-0x000000007406E000-0x000000007406F000-memory.dmp
memory/1640-79-0x0000000074060000-0x000000007474E000-memory.dmp
memory/1640-80-0x0000000074060000-0x000000007474E000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-07-02 13:59
Reported
2024-07-02 14:02
Platform
win10v2004-20240508-en
Max time kernel
144s
Max time network
118s
Command Line
Signatures
AsyncRat
StormKitty
StormKitty payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Reads user/profile data of web browsers
Drops desktop.ini file(s)
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Local\f6b0a790c992db273661cfd075da7255\Admin@OBJIYUIE_en-US\Grabber\DRIVE-C\Users\Admin\Pictures\desktop.ini | C:\Users\Admin\AppData\Local\Temp\87EE.tmp.Server.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Local\f6b0a790c992db273661cfd075da7255\Admin@OBJIYUIE_en-US\Grabber\DRIVE-C\Users\Admin\Pictures\desktop.ini | C:\Users\Admin\AppData\Local\Temp\87EE.tmp.Server.exe | N/A |
| File created | C:\Users\Admin\AppData\Local\f6b0a790c992db273661cfd075da7255\Admin@OBJIYUIE_en-US\Grabber\DRIVE-C\Users\Admin\Documents\desktop.ini | C:\Users\Admin\AppData\Local\Temp\87EE.tmp.Server.exe | N/A |
| File created | C:\Users\Admin\AppData\Local\f6b0a790c992db273661cfd075da7255\Admin@OBJIYUIE_en-US\Grabber\DRIVE-C\Users\Admin\Downloads\desktop.ini | C:\Users\Admin\AppData\Local\Temp\87EE.tmp.Server.exe | N/A |
| File created | C:\Users\Admin\AppData\Local\f6b0a790c992db273661cfd075da7255\Admin@OBJIYUIE_en-US\Grabber\DRIVE-C\Users\Admin\Pictures\Camera Roll\desktop.ini | C:\Users\Admin\AppData\Local\Temp\87EE.tmp.Server.exe | N/A |
| File created | C:\Users\Admin\AppData\Local\f6b0a790c992db273661cfd075da7255\Admin@OBJIYUIE_en-US\Grabber\DRIVE-C\Users\Admin\Pictures\Saved Pictures\desktop.ini | C:\Users\Admin\AppData\Local\Temp\87EE.tmp.Server.exe | N/A |
| File created | C:\Users\Admin\AppData\Local\f6b0a790c992db273661cfd075da7255\Admin@OBJIYUIE_en-US\Grabber\DRIVE-C\Users\Admin\Desktop\desktop.ini | C:\Users\Admin\AppData\Local\Temp\87EE.tmp.Server.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Local\f6b0a790c992db273661cfd075da7255\Admin@OBJIYUIE_en-US\Grabber\DRIVE-C\Users\Admin\Desktop\desktop.ini | C:\Users\Admin\AppData\Local\Temp\87EE.tmp.Server.exe | N/A |
Legitimate hosting services abused for malware hosting/C2
| Description | Indicator | Process | Target |
| N/A | pastebin.com | N/A | N/A |
| N/A | pastebin.com | N/A | N/A |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | icanhazip.com | N/A | N/A |
Looks up geolocation information via web service
Event Triggered Execution: Netsh Helper DLL
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh | C:\Windows\SysWOW64\netsh.exe | N/A |
| Key queried | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh | C:\Windows\SysWOW64\netsh.exe | N/A |
| Key value enumerated | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh | C:\Windows\SysWOW64\netsh.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh | C:\Windows\SysWOW64\netsh.exe | N/A |
| Key queried | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh | C:\Windows\SysWOW64\netsh.exe | N/A |
| Key value enumerated | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh | C:\Windows\SysWOW64\netsh.exe | N/A |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier | C:\Users\Admin\AppData\Local\Temp\87EE.tmp.Server.exe | N/A |
| Key opened | \REGISTRY\MACHINE\HARDWARE\Description\System\CentralProcessor\0 | C:\Users\Admin\AppData\Local\Temp\87EE.tmp.Server.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\87EE.tmp.Server.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\87EE.tmp.Server.exe
"C:\Users\Admin\AppData\Local\Temp\87EE.tmp.Server.exe"
C:\Windows\SysWOW64\cmd.exe
"cmd.exe" /C chcp 65001 && netsh wlan show profile | findstr All
C:\Windows\SysWOW64\chcp.com
chcp 65001
C:\Windows\SysWOW64\netsh.exe
netsh wlan show profile
C:\Windows\SysWOW64\findstr.exe
findstr All
C:\Windows\SysWOW64\cmd.exe
"cmd.exe" /C chcp 65001 && netsh wlan show networks mode=bssid
C:\Windows\SysWOW64\chcp.com
chcp 65001
C:\Windows\SysWOW64\netsh.exe
netsh wlan show networks mode=bssid
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 1.181.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | icanhazip.com | udp |
| US | 104.16.185.241:80 | icanhazip.com | tcp |
| US | 8.8.8.8:53 | api.mylnikov.org | udp |
| US | 104.21.44.66:443 | api.mylnikov.org | tcp |
| US | 8.8.8.8:53 | api.telegram.org | udp |
| NL | 149.154.167.220:443 | api.telegram.org | tcp |
| NL | 149.154.167.220:443 | api.telegram.org | tcp |
| US | 8.8.8.8:53 | pastebin.com | udp |
| US | 104.20.4.235:443 | pastebin.com | tcp |
| US | 8.8.8.8:53 | 241.185.16.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 66.44.21.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 220.167.154.149.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 235.4.20.104.in-addr.arpa | udp |
| N/A | 127.0.0.1:7707 | tcp | |
| N/A | 127.0.0.1:6606 | tcp | |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| N/A | 127.0.0.1:7707 | tcp | |
| US | 8.8.8.8:53 | 92.12.20.2.in-addr.arpa | udp |
| N/A | 127.0.0.1:6606 | tcp | |
| N/A | 127.0.0.1:8808 | tcp | |
| N/A | 127.0.0.1:6606 | tcp | |
| N/A | 127.0.0.1:8808 | tcp | |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| N/A | 127.0.0.1:8808 | tcp | |
| N/A | 127.0.0.1:6606 | tcp | |
| N/A | 127.0.0.1:8808 | tcp | |
| N/A | 127.0.0.1:6606 | tcp | |
| US | 8.8.8.8:53 | 82.90.14.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
| N/A | 127.0.0.1:6606 | tcp | |
| N/A | 127.0.0.1:7707 | tcp | |
| N/A | 127.0.0.1:6606 | tcp | |
| N/A | 127.0.0.1:7707 | tcp | |
| N/A | 127.0.0.1:7707 | tcp | |
| N/A | 127.0.0.1:8808 | tcp | |
| N/A | 127.0.0.1:8808 | tcp | |
| N/A | 127.0.0.1:6606 | tcp |
Files
memory/3036-0-0x0000000074AEE000-0x0000000074AEF000-memory.dmp
memory/3036-1-0x0000000000C50000-0x0000000000C82000-memory.dmp
memory/3036-2-0x0000000074AE0000-0x0000000075290000-memory.dmp
memory/3036-3-0x0000000005650000-0x00000000056B6000-memory.dmp
C:\Users\Admin\AppData\Local\f6b0a790c992db273661cfd075da7255\Admin@OBJIYUIE_en-US\Browsers\Firefox\Bookmarks.txt
| MD5 | 2e9d094dda5cdc3ce6519f75943a4ff4 |
| SHA1 | 5d989b4ac8b699781681fe75ed9ef98191a5096c |
| SHA256 | c84c98bbf5e0ef9c8d0708b5d60c5bb656b7d6be5135d7f7a8d25557e08cf142 |
| SHA512 | d1f7eed00959e902bdb2125b91721460d3ff99f3bdfc1f2a343d4f58e8d4e5e5a06c0c6cdc0379211c94510f7c00d7a8b34fa7d0ca0c3d54cbbe878f1e9812b7 |
C:\Users\Admin\AppData\Local\f6b0a790c992db273661cfd075da7255\Admin@OBJIYUIE_en-US\System\Process.txt
| MD5 | 63e4678534cca877976d8c0054444d91 |
| SHA1 | e02027764c4e3da2d04c3b58fd926b6d14c87450 |
| SHA256 | 2171323b6a7e98a0f3fd3440791353661b93bc21ca97bb7a948b65568df9b878 |
| SHA512 | dbcf87b8a3b47b2c544bbd494fc9e03ac2661057d8795efc4c04b2f0856ce2002fa6e8fbdfd1c25bef2bf2635074ff0102c00d7b997815ca2a400470d7438771 |
memory/3036-142-0x0000000074AE0000-0x0000000075290000-memory.dmp
memory/3036-144-0x0000000005EA0000-0x0000000005F32000-memory.dmp
memory/3036-145-0x00000000067F0000-0x0000000006D94000-memory.dmp
memory/3036-149-0x00000000062C0000-0x00000000062CA000-memory.dmp
C:\Users\Admin\AppData\Local\52c9652ae80b56c0938b5edb82498ee1\msgid.dat
| MD5 | cfcd208495d565ef66e7dff9f98764da |
| SHA1 | b6589fc6ab0dc82cf12099d1c2d40ab994e8410c |
| SHA256 | 5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9 |
| SHA512 | 31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99 |
memory/3036-155-0x0000000006350000-0x0000000006362000-memory.dmp
memory/3036-178-0x0000000074AEE000-0x0000000074AEF000-memory.dmp
memory/3036-179-0x0000000074AE0000-0x0000000075290000-memory.dmp
memory/3036-180-0x0000000074AE0000-0x0000000075290000-memory.dmp