Analysis
- user interaction
yes - max time kernel
28s - max time network
8s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
- submitted
28/04/2026, 04:19
General
- Target canema.exe
- Size 298KB
- Sample260428-exkfzsdv2x
- SHA256 b9fd434c3360ebcb418f8cd9a8ad7dbffd370cefeab0ac89937fc5559ddb1990
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
- Loads dropped DLL 1 IoCs
- Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Using powershell.exe command.
- System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
- Runs ping.exe 1 TTPs 1 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 5 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\canema.exe"C:\Users\Admin\AppData\Local\Temp\canema.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell -Command "Expand-Archive -Path 'tcc.zip' -DestinationPath '.' -Force"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Users\Admin\AppData\Local\Temp\tcc\tcc.exetcc/tcc.exe -Itcc/include -Ltcc/lib -luser32 -run vheap.c2⤵
- Executes dropped EXE
- Loads dropped DLL
-
-
C:\Windows\SYSTEM32\cmd.execmd /c rd /s /q tcc2⤵
-
-
C:\Windows\SYSTEM32\cmd.execmd.exe /C ping 127.0.0.1 -n 3 > Nul & del /f /q "C:\Users\Admin\AppData\Local\Temp\canema.exe"2⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
-
C:\Windows\system32\PING.EXEping 127.0.0.1 -n 33⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
-
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
__PSScriptPolicyTest_nc01bp3g.0yi.ps1
tcc.zip
I386-W~1.EXE
TCC-DO~1.HTM
TCC-WI~1.TXT
HELLO_~1.C
HELLO_~2.C
LIBTCC~1.C
dll.c
fib.c
assert.h
conio.h
ctype.h
dir.h
direct.h
dirent.h
dos.h
errno.h
excpt.h
fcntl.h
fenv.h
float.h
inttypes.h
io.h
limits.h
locale.h
malloc.h
math.h
mem.h
memory.h
process.h
MBSTRI~1.H
STRALI~1.H
conio_s.h
crtdbg_s.h
io_s.h
search_s.h
stdio_s.h
stdlib_s.h
string_s.h
timeb_s.h
tchar_s.h
time_s.h
wchar_s.h
setjmp.h
share.h
signal.h
stdarg.h
stdbool.h
stddef.h
stdint.h
stdio.h
stdlib.h
string.h
fcntl.h
file.h
locking.h
stat.h
time.h
user32.def
libtcc.dll
tcc.exe
vheap.c
memory/1028-242-0x000001CB07DF0000-0x000001CB07DFC000-memory.dmp
memory/1028-39-0x000001CB202D0000-0x000001CB202E2000-memory.dmp
memory/1028-20-0x000001CB20280000-0x000001CB20290000-memory.dmp
memory/1028-22-0x000001CB201F0000-0x000001CB20212000-memory.dmp
memory/1028-243-0x000001CB07F80000-0x000001CB07F92000-memory.dmp
memory/1028-21-0x000001CB20280000-0x000001CB20290000-memory.dmp
memory/1028-40-0x000001CB202C0000-0x000001CB202CA000-memory.dmp
memory/1028-29-0x000001CB20280000-0x000001CB20290000-memory.dmp
memory/1028-38-0x000001CB202C0000-0x000001CB202CA000-memory.dmp
memory/1028-37-0x000001CB202F0000-0x000001CB203A3000-memory.dmp
memory/1028-36-0x000001CB202D0000-0x000001CB202EC000-memory.dmp
memory/2888-310-0x00000217CA9C0000-0x00000217CA9CC000-memory.dmp
memory/5000-252-0x0000000062180000-0x00000000621D2000-memory.dmp
memory/5000-251-0x0000000000400000-0x000000000040B000-memory.dmp