5ea3fec8ed348fa30e58d0049dd3abf225fc5a75449d155e77768e6459154a44 | Triage

Analysis

max time kernel
149s
max time network
170s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
29/12/2023, 19:41

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General

Target

020c95107fd2b172d54ddfed15281378.dll
Size

314KB
MD5

020c95107fd2b172d54ddfed15281378
SHA1

c3054d0854cb206bec03b30f5bb34529dcc2aebe
SHA256

5ea3fec8ed348fa30e58d0049dd3abf225fc5a75449d155e77768e6459154a44
SHA512

851aa78cfbaa7ec31aad27b153c6daf5c729ed731ac8cf1185012bcc12238173e8d6ff9c84e65c613c84b7260cbbc4ca041de5d10d3aaa15fd66f50dd8cb8460
SSDEEP

6144:tH/6GbROyf3AcBXiVH6KrAnOmJCDym7sgpc:tf58gQcU6yDym7sgpc

Score

1^/10

Malware Config

Signatures

Modifies registry class 17 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\OutlookMC_hxwbgw.comaddin\CLSID\ = "{74D10399-54F1-9329-9BC7-2226B0A057DF}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{74D10399-54F1-9329-9BC7-2226B0A057DF}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{74D10399-54F1-9329-9BC7-2226B0A057DF}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\OutlookMC_hxwbgw.comaddin.1\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\OutlookMC_hxwbgw.comaddin\	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\OutlookMC_hxwbgw.comaddin\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{74D10399-54F1-9329-9BC7-2226B0A057DF}\VersionIndependentProgID\ = "OutlookMC_hxwbgw.comaddin"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{74D10399-54F1-9329-9BC7-2226B0A057DF}\InprocServer32\ThreadingModel = "both"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\OutlookMC_hxwbgw.comaddin.1	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\OutlookMC_hxwbgw.comaddin.1\	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\OutlookMC_hxwbgw.comaddin.1\CLSID\ = "{74D10399-54F1-9329-9BC7-2226B0A057DF}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\OutlookMC_hxwbgw.comaddin	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{74D10399-54F1-9329-9BC7-2226B0A057DF}\ProgID\ = "OutlookMC_hxwbgw.comaddin.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{74D10399-54F1-9329-9BC7-2226B0A057DF}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{74D10399-54F1-9329-9BC7-2226B0A057DF}\	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{74D10399-54F1-9329-9BC7-2226B0A057DF}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{74D10399-54F1-9329-9BC7-2226B0A057DF}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\020c95107fd2b172d54ddfed15281378.dll"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4880 wrote to memory of 828	4880	regsvr32.exe	88
PID 4880 wrote to memory of 828	4880	regsvr32.exe	88
PID 4880 wrote to memory of 828	4880	regsvr32.exe	88

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\020c95107fd2b172d54ddfed15281378.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:4880
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\020c95107fd2b172d54ddfed15281378.dll
  2⤵
  - Modifies registry class
  PID:828

Network

MITRE ATT&CK Matrix

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