Analysis
-
max time kernel
443s -
max time network
1162s -
platform
windows11-21h2_x64 -
resource
win11-20241007-en -
resource tags
arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system -
submitted
19/11/2024, 23:59
Behavioral task
behavioral1
Sample
arcane.exe
Resource
win11-20241007-en
5 signatures
1800 seconds
General
-
Target
arcane.exe
-
Size
3.2MB
-
MD5
d343bc43f13377cb9bd35f1b9c133bef
-
SHA1
65839f0b0ca89114a071485f55014af4fe6cd717
-
SHA256
bb474179c4dd97ddbba0d6793446c2114ed91a4bb1844130b0554134801e3e0a
-
SHA512
cc4871a99631f67f8ff1f9f9d97cf270e288409f02031d549be97cfb873fe83bf383224158d30fc17498cff8ed7b00d5ccf65fe27a1ef7437d88ad365586c716
-
SSDEEP
98304:sDKV4Hdni94iv8eWUnwtN4aR/pSlkY0s:6HNY5DWUwjDR/0r
Score
6/10
Malware Config
Signatures
-
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2410826464-2353372766-2364966905-1000\Software\Microsoft\Windows\CurrentVersion\Run\Realtek HD Audio Universal Service = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Protect\\SecurityHealthSystray.exe" arcane.exe -
resource yara_rule behavioral1/memory/4404-0-0x0000000000830000-0x0000000001270000-memory.dmp upx behavioral1/memory/4404-2-0x0000000000830000-0x0000000001270000-memory.dmp upx -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4404 arcane.exe -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4404 wrote to memory of 1952 4404 arcane.exe 77 PID 4404 wrote to memory of 1952 4404 arcane.exe 77 -
Views/modifies file attributes 1 TTPs 1 IoCs
pid Process 1952 attrib.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\arcane.exe"C:\Users\Admin\AppData\Local\Temp\arcane.exe"1⤵
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4404 -
C:\Windows\system32\attrib.exeattrib +h +s C:\Users\Admin\AppData\Local\Temp\arcane.exe2⤵
- Views/modifies file attributes
PID:1952
-