Analysis
- max time kernel
149s - max time network
112s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
22/05/2026, 12:12
Behavioral task
behavioral1
Sample
tmp2u329txi.exe
Resource
win10v2004-20260513-en
14 signatures
150 seconds
General
- Target tmp2u329txi.exe
- Size 49KB
- Sample260522-pdcbdacz7t
- SHA256 33c5407fc3392bcba35e4f2af6ac58b342676f2a435bfd2554e15c6022d1bd6c
- MD5 af20b8a3b8079b6a11b052521878fcd5
- SHA1 3c24c1efdd7766d41c0e648d125921020492ba07
- SHA512 9f36912be2062bedc1745c60458cf015f82553053d581d55ed98e21ab24e7cfad77008ba138ceb81c9bc10ab8184f314a5634f601ef91fb8d935ed15450e1566
- SSDEEP 1536:DOBLXNqgzf2v6b6NkXklZlogHGe9eBXWv:DYLduv6OqXIlogmjWv
- TLSH T12C33F1A6B2287C21F09B0D741106EF9C0A26FD98A61DD237002777EE2C765685F6867E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3256 bin.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2654269261-3199571979-4291878722-1000\Software\Microsoft\Windows\CurrentVersion\Run\2E0DB664 = "C:\\Users\\Admin\\AppData\\Roaming\\2E0DB664\\bin.exe" winver.exe -
resource yara_rule behavioral2/memory/2576-0-0x0000000000400000-0x000000000041D000-memory.dmp upx behavioral2/memory/3256-22-0x0000000000400000-0x000000000041D000-memory.dmp upx behavioral2/files/0x001900000002b4f1-23.dat upx - Program crash 1 IoCs
pid pid_target Process procid_target 2572 3880 WerFault.exe 82 - System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language bin.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language tmp2u329txi.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language winver.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3880 winver.exe 3880 winver.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3172 Explorer.EXE - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeShutdownPrivilege 3172 Explorer.EXE Token: SeCreatePagefilePrivilege 3172 Explorer.EXE Token: SeShutdownPrivilege 3172 Explorer.EXE Token: SeCreatePagefilePrivilege 3172 Explorer.EXE Token: SeShutdownPrivilege 3172 Explorer.EXE Token: SeCreatePagefilePrivilege 3172 Explorer.EXE Token: SeShutdownPrivilege 3172 Explorer.EXE Token: SeCreatePagefilePrivilege 3172 Explorer.EXE Token: SeShutdownPrivilege 3172 Explorer.EXE Token: SeCreatePagefilePrivilege 3172 Explorer.EXE Token: SeShutdownPrivilege 3172 Explorer.EXE Token: SeCreatePagefilePrivilege 3172 Explorer.EXE Token: SeShutdownPrivilege 3172 Explorer.EXE Token: SeCreatePagefilePrivilege 3172 Explorer.EXE Token: SeShutdownPrivilege 3172 Explorer.EXE Token: SeCreatePagefilePrivilege 3172 Explorer.EXE Token: SeShutdownPrivilege 3172 Explorer.EXE Token: SeCreatePagefilePrivilege 3172 Explorer.EXE Token: SeShutdownPrivilege 3172 Explorer.EXE Token: SeCreatePagefilePrivilege 3172 Explorer.EXE Token: SeShutdownPrivilege 3172 Explorer.EXE Token: SeCreatePagefilePrivilege 3172 Explorer.EXE Token: SeShutdownPrivilege 3172 Explorer.EXE Token: SeCreatePagefilePrivilege 3172 Explorer.EXE Token: SeShutdownPrivilege 3172 Explorer.EXE Token: SeCreatePagefilePrivilege 3172 Explorer.EXE Token: SeShutdownPrivilege 3172 Explorer.EXE Token: SeCreatePagefilePrivilege 3172 Explorer.EXE Token: SeShutdownPrivilege 3172 Explorer.EXE Token: SeCreatePagefilePrivilege 3172 Explorer.EXE Token: SeShutdownPrivilege 3172 Explorer.EXE Token: SeCreatePagefilePrivilege 3172 Explorer.EXE Token: SeShutdownPrivilege 3172 Explorer.EXE Token: SeCreatePagefilePrivilege 3172 Explorer.EXE Token: SeShutdownPrivilege 3172 Explorer.EXE Token: SeCreatePagefilePrivilege 3172 Explorer.EXE Token: SeShutdownPrivilege 3172 Explorer.EXE Token: SeCreatePagefilePrivilege 3172 Explorer.EXE Token: SeShutdownPrivilege 3172 Explorer.EXE Token: SeCreatePagefilePrivilege 3172 Explorer.EXE Token: SeShutdownPrivilege 3172 Explorer.EXE Token: SeCreatePagefilePrivilege 3172 Explorer.EXE Token: SeShutdownPrivilege 3172 Explorer.EXE Token: SeCreatePagefilePrivilege 3172 Explorer.EXE Token: SeShutdownPrivilege 3172 Explorer.EXE Token: SeCreatePagefilePrivilege 3172 Explorer.EXE Token: SeShutdownPrivilege 3172 Explorer.EXE Token: SeCreatePagefilePrivilege 3172 Explorer.EXE Token: SeShutdownPrivilege 3172 Explorer.EXE Token: SeCreatePagefilePrivilege 3172 Explorer.EXE Token: SeShutdownPrivilege 3172 Explorer.EXE Token: SeCreatePagefilePrivilege 3172 Explorer.EXE Token: SeShutdownPrivilege 3172 Explorer.EXE Token: SeCreatePagefilePrivilege 3172 Explorer.EXE Token: SeShutdownPrivilege 3172 Explorer.EXE Token: SeCreatePagefilePrivilege 3172 Explorer.EXE Token: SeShutdownPrivilege 3172 Explorer.EXE Token: SeCreatePagefilePrivilege 3172 Explorer.EXE Token: SeShutdownPrivilege 3172 Explorer.EXE Token: SeCreatePagefilePrivilege 3172 Explorer.EXE Token: SeShutdownPrivilege 3172 Explorer.EXE Token: SeCreatePagefilePrivilege 3172 Explorer.EXE Token: SeShutdownPrivilege 3172 Explorer.EXE Token: SeCreatePagefilePrivilege 3172 Explorer.EXE - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3880 winver.exe - Suspicious use of UnmapMainImage 1 IoCs
pid Process 3172 Explorer.EXE - Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2576 wrote to memory of 3880 2576 tmp2u329txi.exe 82 PID 3880 wrote to memory of 3172 3880 winver.exe 54 PID 3172 wrote to memory of 1368 3172 Explorer.EXE PID 3172 wrote to memory of 1368 3172 Explorer.EXE PID 1368 wrote to memory of 3256 1368 Process not Found 84 PID 1368 wrote to memory of 3256 1368 Process not Found 84 PID 3880 wrote to memory of 2244 3880 winver.exe 51 - Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
-
C:\Windows\system32\sihost.exesihost.exe1⤵PID:2244
-
C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3172 -
C:\Users\Admin\AppData\Local\Temp\tmp2u329txi.exe"C:\Users\Admin\AppData\Local\Temp\tmp2u329txi.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2576 -
C:\Windows\SysWOW64\winver.exewinver3⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:3880 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3880 -s 3804⤵
- Program crash
PID:2572
-
-
-
-
C:\Users\Admin\AppData\Roaming\2E0DB664\bin.exeC:\Users\Admin\AppData\Roaming\2E0DB664\bin.exe1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3256
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 3880 -ip 38801⤵PID:4596
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Roaming\2E0DB664\bin.exe
- Size 49KB
- SHA256 e14f4609d8d9bcabc09a294304334620ae3fefb34f8e40463b559b7503880361
- MD5 a1a22afa6c85f3112c025b9b9dcabbc0
- SHA1 15f24fdfc67739270db4d6ce50e345da2f230bad
- SHA512 3688079cbe603232ffe7369f9dd09e8e3afc632c2cfcec9d0a135fa6285d27834b3dd685a8552747d4511cf68c1fc9f9914abe50b8ffa17c48d8db1506745adc
- SSDEEP 1536:SOBLXNqgzf2v6b6NkXklZlogHGe9eBXWv:SYLduv6OqXIlogmjWv
- TLSH T15833F1A6B2287C21F09B0D741106EF9C0A26FD98A61DD237002777EE2C765685F6867E
- MD5 SHA1 SHA512 SSDEEP TLSH