General
- Target shellcode_pack.exe
- Size 50.6MB
- Sample261031-3wvsbs1vdy
- SHA256 70bc7c91943ed1f012ce4aa7918afd3a62379403e8920c24d065e981e602ce00
- MD5 b2495fb69439d9a61559d3501bde29e8
- SHA1 0a19d148a730f205b5f880ba4225650b295c1a3a
- SHA512 b0b9322b9edea0bb8019de73213b28c77efe97f0ae517f8a3eb569d095c22f92a00d21b5917875d55ab9681f059508c54bb067836a440e5522457cab80185f51
- SSDEEP 1572864:0szLx1qY//O/a4C6Q3aVNsCACzLx1qY//O/a4C6Q3af8NsCAo:0KfqAbk0aV6CA4fqAbk0af86CAo
- TLSH T1FFC73347FE904444E1F4B33260256A749D77383E57AE653B8F2EB062988F36C0DB5A72
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
shellcode_pack.exe
Resource
win10v2004-20260911-en
Malware Config
Extracted
-
asyncrat
-
0.5.8
-
Default
-
34.51.206.15:4444
-
0UFRbhO0Gv3m
-
delay
3
-
install
true
-
install_file
svchost.exe
-
install_folder
%AppData%
Extracted
-
njrat
-
0.7d
-
HacKed
-
dllsys.duckdns.org:3202
-
3b570ffeeb3d34249b9a5ce0ee58a328
-
reg_key
3b570ffeeb3d34249b9a5ce0ee58a328
-
splitter
svchost
Targets
-
- Target shellcode_pack.exe
- Size 50.6MB
- SHA256 70bc7c91943ed1f012ce4aa7918afd3a62379403e8920c24d065e981e602ce00
- MD5 b2495fb69439d9a61559d3501bde29e8
- SHA1 0a19d148a730f205b5f880ba4225650b295c1a3a
- SHA512 b0b9322b9edea0bb8019de73213b28c77efe97f0ae517f8a3eb569d095c22f92a00d21b5917875d55ab9681f059508c54bb067836a440e5522457cab80185f51
- SSDEEP 1572864:0szLx1qY//O/a4C6Q3aVNsCACzLx1qY//O/a4C6Q3af8NsCAo:0KfqAbk0aV6CA4fqAbk0af86CAo
- TLSH T1FFC73347FE904444E1F4B33260256A749D77383E57AE653B8F2EB062988F36C0DB5A72
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Async RAT payload
-
Detects Shellter Trojan
-
Modifies Windows Firewall
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Executes a file named after a Windows system binary
The file runs from a user directory while carrying the name of an executable that normally only exists in System32.
-
Executes dropped EXE
-
Loads dropped DLL
-
Contacts third-party web service commonly abused for C2
Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.
-
SmartAssembly .NET packer
Detects SmartAssembly .NET packer.
-
Suspicious use of NtSetInformationThreadHideFromDebugger
-
Suspicious use of SetThreadContext
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
1Windows Command Shell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Debugger Evasion
1Impair Defenses
1Disable or Modify System Firewall
1Masquerading
1Match Legitimate Name or Location
1Modify Registry
1