3a10c525b2f0a94e7e9facfa4685490e9a46d0d6a62be53f570fa845cd680c56

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
03-06-2024 02:52

Target

$APPDATA/emergency/diffs/ActiveSyncBootstrap.dll
Size

40KB
MD5

b59ec4aa8cc4eeb16e5567c085d5d677
SHA1

7c2442b35816e0517648a390f106910ae960f7bf
SHA256

1bf2270bfa6bafe29329f9d84c5f8856b57c84af6f3ed05027cebc4f767d07ef
SHA512

719d127a378fb16772c5a6c4b6ea6225a27ad4cd2a0d84e237faaa7a1a4e63cdd869ad2cf04b57268e393f709adea2a8aa83c6a640111d93fd2071ebdac7a470
SSDEEP

768:MzE7orC6TyNqZ7t7Ahh5E4C6FHYm6d985dgn49kjkGnUOhBpEdpb:tkTym7t7Ahh93+dqgbjXUOhBpeb

Score

1^/10

Modifies registry class 5 IoCs

Processes:

regsvr32.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6CFC41FD-50BA-43d2-9ACD-6A2A874D2853}\ = "VSD ActiveSync Bootstrap"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6CFC41FD-50BA-43d2-9ACD-6A2A874D2853}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6CFC41FD-50BA-43d2-9ACD-6A2A874D2853}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\$APPDATA\\emergency\\diffs\\ActiveSyncBootstrap.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6CFC41FD-50BA-43d2-9ACD-6A2A874D2853}\InprocServer32\ThreadingModel = "Free"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6CFC41FD-50BA-43d2-9ACD-6A2A874D2853}	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

regsvr32.exe

description	pid	process	target process
PID 2220 wrote to memory of 1108	2220	regsvr32.exe	regsvr32.exe
PID 2220 wrote to memory of 1108	2220	regsvr32.exe	regsvr32.exe
PID 2220 wrote to memory of 1108	2220	regsvr32.exe	regsvr32.exe
PID 2220 wrote to memory of 1108	2220	regsvr32.exe	regsvr32.exe
PID 2220 wrote to memory of 1108	2220	regsvr32.exe	regsvr32.exe
PID 2220 wrote to memory of 1108	2220	regsvr32.exe	regsvr32.exe
PID 2220 wrote to memory of 1108	2220	regsvr32.exe	regsvr32.exe

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\$APPDATA\emergency\diffs\ActiveSyncBootstrap.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2220
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\$APPDATA\emergency\diffs\ActiveSyncBootstrap.dll
  2⤵
  - Modifies registry class
  PID:1108