Analysis
- max time kernel
150s - max time network
154s - platform
windows10-2004_x64 - resource
win10v2004-20220901-en - resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system - submitted
30/11/2022, 16:28
Static task
static1
Behavioral task
behavioral1
Sample
1acd0212ee970abfea717c2eac9a73613787f86dab42298f1d74a06f79554f0f.exe
Resource
win7-20220812-en
windows7-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
1acd0212ee970abfea717c2eac9a73613787f86dab42298f1d74a06f79554f0f.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 1acd0212ee970abfea717c2eac9a73613787f86dab42298f1d74a06f79554f0f.exe
- Size 148KB
- Sample221130-tysajsff44
- SHA256 1acd0212ee970abfea717c2eac9a73613787f86dab42298f1d74a06f79554f0f
- MD5 f0be554b1d9b394bc2a90322ca944fce
- SHA1 89bda0569dc5a83fa5e024fbe1e4338361e79719
- SHA512 3da7baf6b4933c90c47376ec065097de1bc2be54b44d8558d3250d620d459c9a22d74b642b33caac62321217977a55e9381e615c8cb7c3d7a15c58ff9ca136d1
- SSDEEP 3072:pZpnEqYRxCen7tHPr8LeThj71IgnCbHDSsYZVSXwQwdgeZ:zpn8TCuz8iThecCnSxZVSXFwdg
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Detects PlugX payload 4 IoCs
resource yara_rule behavioral2/memory/4976-134-0x0000000002380000-0x00000000023AE000-memory.dmp family_plugx behavioral2/memory/4708-136-0x0000000002770000-0x000000000279E000-memory.dmp family_plugx behavioral2/memory/4976-138-0x0000000002380000-0x00000000023AE000-memory.dmp family_plugx behavioral2/memory/4708-139-0x0000000002770000-0x000000000279E000-memory.dmp family_plugx - Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run 1acd0212ee970abfea717c2eac9a73613787f86dab42298f1d74a06f79554f0f.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\AppServerDis = "C:\\Windows\\AppServerDis.exe" 1acd0212ee970abfea717c2eac9a73613787f86dab42298f1d74a06f79554f0f.exe - Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\AppServerDis.exe 1acd0212ee970abfea717c2eac9a73613787f86dab42298f1d74a06f79554f0f.exe File opened for modification C:\Windows\AppServerDis.exe 1acd0212ee970abfea717c2eac9a73613787f86dab42298f1d74a06f79554f0f.exe - Modifies registry class 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\CLASSES\MJ 1acd0212ee970abfea717c2eac9a73613787f86dab42298f1d74a06f79554f0f.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\MJ\CLSID = 32003800380046004300330042004600390033003600420036004500390031000000 1acd0212ee970abfea717c2eac9a73613787f86dab42298f1d74a06f79554f0f.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4976 1acd0212ee970abfea717c2eac9a73613787f86dab42298f1d74a06f79554f0f.exe 4976 1acd0212ee970abfea717c2eac9a73613787f86dab42298f1d74a06f79554f0f.exe 4976 1acd0212ee970abfea717c2eac9a73613787f86dab42298f1d74a06f79554f0f.exe 4976 1acd0212ee970abfea717c2eac9a73613787f86dab42298f1d74a06f79554f0f.exe 4976 1acd0212ee970abfea717c2eac9a73613787f86dab42298f1d74a06f79554f0f.exe 4976 1acd0212ee970abfea717c2eac9a73613787f86dab42298f1d74a06f79554f0f.exe 4708 msiexec.exe 4708 msiexec.exe 4708 msiexec.exe 4708 msiexec.exe 4708 msiexec.exe 4708 msiexec.exe 4708 msiexec.exe 4708 msiexec.exe 4708 msiexec.exe 4708 msiexec.exe 4976 1acd0212ee970abfea717c2eac9a73613787f86dab42298f1d74a06f79554f0f.exe 4976 1acd0212ee970abfea717c2eac9a73613787f86dab42298f1d74a06f79554f0f.exe 4708 msiexec.exe 4708 msiexec.exe 4976 1acd0212ee970abfea717c2eac9a73613787f86dab42298f1d74a06f79554f0f.exe 4976 1acd0212ee970abfea717c2eac9a73613787f86dab42298f1d74a06f79554f0f.exe 4708 msiexec.exe 4708 msiexec.exe 4708 msiexec.exe 4708 msiexec.exe 4708 msiexec.exe 4708 msiexec.exe 4708 msiexec.exe 4708 msiexec.exe 4976 1acd0212ee970abfea717c2eac9a73613787f86dab42298f1d74a06f79554f0f.exe 4976 1acd0212ee970abfea717c2eac9a73613787f86dab42298f1d74a06f79554f0f.exe 4708 msiexec.exe 4708 msiexec.exe 4708 msiexec.exe 4708 msiexec.exe 4708 msiexec.exe 4708 msiexec.exe 4708 msiexec.exe 4708 msiexec.exe 4708 msiexec.exe 4708 msiexec.exe 4976 1acd0212ee970abfea717c2eac9a73613787f86dab42298f1d74a06f79554f0f.exe 4976 1acd0212ee970abfea717c2eac9a73613787f86dab42298f1d74a06f79554f0f.exe 4708 msiexec.exe 4708 msiexec.exe 4708 msiexec.exe 4708 msiexec.exe 4708 msiexec.exe 4708 msiexec.exe 4976 1acd0212ee970abfea717c2eac9a73613787f86dab42298f1d74a06f79554f0f.exe 4976 1acd0212ee970abfea717c2eac9a73613787f86dab42298f1d74a06f79554f0f.exe 4708 msiexec.exe 4708 msiexec.exe 4708 msiexec.exe 4708 msiexec.exe 4976 1acd0212ee970abfea717c2eac9a73613787f86dab42298f1d74a06f79554f0f.exe 4976 1acd0212ee970abfea717c2eac9a73613787f86dab42298f1d74a06f79554f0f.exe 4708 msiexec.exe 4708 msiexec.exe 4708 msiexec.exe 4708 msiexec.exe 4708 msiexec.exe 4708 msiexec.exe - Suspicious behavior: GetForegroundWindowSpam 2 IoCs
pid Process 4976 1acd0212ee970abfea717c2eac9a73613787f86dab42298f1d74a06f79554f0f.exe 4708 msiexec.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4976 1acd0212ee970abfea717c2eac9a73613787f86dab42298f1d74a06f79554f0f.exe Token: SeTcbPrivilege 4976 1acd0212ee970abfea717c2eac9a73613787f86dab42298f1d74a06f79554f0f.exe Token: SeDebugPrivilege 4708 msiexec.exe Token: SeTcbPrivilege 4708 msiexec.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4976 1acd0212ee970abfea717c2eac9a73613787f86dab42298f1d74a06f79554f0f.exe - Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 4976 wrote to memory of 4708 4976 1acd0212ee970abfea717c2eac9a73613787f86dab42298f1d74a06f79554f0f.exe 81 PID 4976 wrote to memory of 4708 4976 1acd0212ee970abfea717c2eac9a73613787f86dab42298f1d74a06f79554f0f.exe 81 PID 4976 wrote to memory of 4708 4976 1acd0212ee970abfea717c2eac9a73613787f86dab42298f1d74a06f79554f0f.exe 81 PID 4976 wrote to memory of 4708 4976 1acd0212ee970abfea717c2eac9a73613787f86dab42298f1d74a06f79554f0f.exe 81 PID 4976 wrote to memory of 4708 4976 1acd0212ee970abfea717c2eac9a73613787f86dab42298f1d74a06f79554f0f.exe 81 PID 4976 wrote to memory of 4708 4976 1acd0212ee970abfea717c2eac9a73613787f86dab42298f1d74a06f79554f0f.exe 81 PID 4976 wrote to memory of 4708 4976 1acd0212ee970abfea717c2eac9a73613787f86dab42298f1d74a06f79554f0f.exe 81 PID 4976 wrote to memory of 4708 4976 1acd0212ee970abfea717c2eac9a73613787f86dab42298f1d74a06f79554f0f.exe 81
Processes
-
C:\Users\Admin\AppData\Local\Temp\1acd0212ee970abfea717c2eac9a73613787f86dab42298f1d74a06f79554f0f.exe"C:\Users\Admin\AppData\Local\Temp\1acd0212ee970abfea717c2eac9a73613787f86dab42298f1d74a06f79554f0f.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4976 -
C:\Windows\SysWOW64\msiexec.exeC:\Windows\SysWOW64\msiexec.exe2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:4708
-