Analysis
- max time kernel
139s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20231215-en - resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system - submitted
05/02/2024, 10:19
Behavioral task
behavioral1
Sample
91bb1d1d95c1cf84c9e4e9aca643117b.exe
Resource
win7-20231215-en
6 signatures
150 seconds
General
- Target 91bb1d1d95c1cf84c9e4e9aca643117b.exe
- Size 121KB
- Sample240205-mcj9gsddf5
- SHA256 71beba83ec87b79c0bc8a75ac3837745669a979208ef07e1a9309b93b9ddcef7
- MD5 91bb1d1d95c1cf84c9e4e9aca643117b
- SHA1 89630717c0bdadbc716a44501da5a5486f92069a
- SHA512 a32c101abcbc0117da04d3ec421167376a366d4fe381c3d002d416c6f06894a146e4c6ec212d491ecb90e769a63f05bf23e4a8e2b9f324ad2460d806def248c1
- SSDEEP 3072:z0jsLf3vsuVt9glX5qNlutdjAwYgK6N6WLBJqJGnWcEHw5CNg:zI0pNlu3QG6aWcEHw
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral2/files/0x000700000002312f-4.dat acprotect - Loads dropped DLL 2 IoCs
pid Process 1944 91bb1d1d95c1cf84c9e4e9aca643117b.exe 1944 91bb1d1d95c1cf84c9e4e9aca643117b.exe -
resource yara_rule behavioral2/memory/1944-0-0x0000000000400000-0x0000000000427000-memory.dmp upx behavioral2/memory/1944-1-0x0000000000400000-0x0000000000427000-memory.dmp upx behavioral2/files/0x000700000002312f-4.dat upx behavioral2/memory/1944-7-0x0000000000710000-0x0000000000751000-memory.dmp upx behavioral2/memory/1944-10-0x0000000000710000-0x0000000000751000-memory.dmp upx behavioral2/memory/1944-12-0x0000000000710000-0x0000000000751000-memory.dmp upx behavioral2/memory/1944-11-0x0000000000400000-0x0000000000427000-memory.dmp upx behavioral2/memory/1944-13-0x0000000000400000-0x0000000000427000-memory.dmp upx behavioral2/memory/1944-14-0x0000000000710000-0x0000000000751000-memory.dmp upx - Installs/modifies Browser Helper Object 2 TTPs 1 IoCs
BHOs are DLL modules which act as plugins for Internet Explorer.
description ioc Process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{A4F336D1-3694-4D4D-B420-73AA6F69EDC8} 91bb1d1d95c1cf84c9e4e9aca643117b.exe - Modifies registry class 6 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node 91bb1d1d95c1cf84c9e4e9aca643117b.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID 91bb1d1d95c1cf84c9e4e9aca643117b.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A4F336D1-3694-4D4D-B420-73AA6F69EDC8} 91bb1d1d95c1cf84c9e4e9aca643117b.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A4F336D1-3694-4D4D-B420-73AA6F69EDC8}\InprocServer32\ = "C:\\Windows\\SysWow64\\appidap.dll" 91bb1d1d95c1cf84c9e4e9aca643117b.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A4F336D1-3694-4D4D-B420-73AA6F69EDC8}\InprocServer32\ThreadingModel = "apartment" 91bb1d1d95c1cf84c9e4e9aca643117b.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A4F336D1-3694-4D4D-B420-73AA6F69EDC8}\InprocServer32 91bb1d1d95c1cf84c9e4e9aca643117b.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1944 91bb1d1d95c1cf84c9e4e9aca643117b.exe 1944 91bb1d1d95c1cf84c9e4e9aca643117b.exe
Processes
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\appidap.dll
- Size 94KB
- SHA256 5d04a401f85890f00286ae5c42717b742abd978cc47e35044e3c420b10d84b16
- MD5 e25649a66e45c94ae881c25167b8153e
- SHA1 7005a9f9a632baf9886b6d1881f7d4ce759c735c
- SHA512 fc0644fe7681c9f1ff0ae979e3d30ead77b912609e445eae9180dd714a4022d73a171f92711dfe75bb5807a580ef9796b54c2e5815e4420930b06ab875942c61
- SSDEEP 1536:HS+wFNoYDfOZ3MS1JQKdxnSbwU/U/H2+l3018rXEU8gSv/oF70cFC:pSNRfOikdxnSj/UOS3nrEwSv/NmC
- MD5 SHA1 SHA512 SSDEEP