f2f66d038be816b0fdcf0c4dcb3b1ae792f0d7b6fab17d1ac41c32776dff086e

Analysis

max time kernel
1585s
max time network
1589s
platform
windows10-1703_x64
resource
win10-20220812-es
resource tags

arch:x64arch:x86image:win10-20220812-eslocale:es-esos:windows10-1703-x64systemwindows
submitted
15/02/2023, 04:45

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General

Target

xactengine2_7.dll
Size

393KB
MD5

8c970509e0ae10061e3ed6d51e34feb9
SHA1

29e2b6c6457b04c736b874b91a492d1db3a26124
SHA256

bcf3012a44b448402166bbab661a9fbca7f9e3c11ad17b3f96a54bbbb82bb235
SHA512

765ab00113d1d16775be9edeecb69b9a050b7e43eac8b7738e82f2d47d8346f5ffbb9f38c9bb308eef79c1167717fd8a297b5285cf696bbdec4dcb089c596b76
SSDEEP

12288:8yZUR8I5vcDgCa3R8Lq5ucIMeLGdqrjA:mc28Lq5uS+A

Score

7^/10

persistence

Malware Config

Signatures

Registers COM server for autorun 1 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{cd0d66ec-8057-43f5-acbd-66dfb36fd78c}\InProcServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{cd0d66ec-8057-43f5-acbd-66dfb36fd78c}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\xactengine2_7.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{cd0d66ec-8057-43f5-acbd-66dfb36fd78c}\InProcServer32\ThreadingModel = "Both"	regsvr32.exe

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{cd0d66ec-8057-43f5-acbd-66dfb36fd78c}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{cd0d66ec-8057-43f5-acbd-66dfb36fd78c}\ = "XACT Engine"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{cd0d66ec-8057-43f5-acbd-66dfb36fd78c}\InProcServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{cd0d66ec-8057-43f5-acbd-66dfb36fd78c}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\xactengine2_7.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{cd0d66ec-8057-43f5-acbd-66dfb36fd78c}\InProcServer32\ThreadingModel = "Both"	regsvr32.exe

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\xactengine2_7.dll
1⤵
- Registers COM server for autorun
- Modifies registry class
PID:4404

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4404-115-0x00000000008D0000-0x0000000000936000-memory.dmp

Filesize
408KB

Download
memory/4404-116-0x00000000008D1000-0x000000000092A000-memory.dmp

Filesize
356KB

Download