8f6c7e0f12f73176f55125333b8f82a349d9caef3906327847f59dc6e6c51e2a

Analysis

max time kernel
147s
max time network
128s
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, 19:26

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General

Target

01acf44b2c9a6bcd2ef639659edc6d52.dll
Size

99KB
MD5

01acf44b2c9a6bcd2ef639659edc6d52
SHA1

26ad5e4c85a43f7749abccb699ff1abe4a424497
SHA256

8f6c7e0f12f73176f55125333b8f82a349d9caef3906327847f59dc6e6c51e2a
SHA512

b7dbb37c701b76f9567b68287589aba6c5568e38b95f337a1a7cbc95396e98f837267f11bf4dff1ab1122f0780f97024a87fc7d728b9f070fe383fc5ae51aa64
SSDEEP

1536:k6c2bcATlbcKNyRAONSNhJ4j0S546kei6N+FFkxB5usgjYqmdp205imseQaDxOL+:kkI0tvwzpRi6brm0prEmsjaDxKPm

Score

7^/10

adware stealer upx

Malware Config

Signatures

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/1132-0-0x0000000000400000-0x000000000043F000-memory.dmp	upx

Installs/modifies Browser Helper Object 2 TTPs 1 IoCs

BHOs are DLL modules which act as plugins for Internet Explorer.

stealer adware

Modify Registry

T1112

Browser Extensions

T1176

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{DF7CCEF6-6B61-4B36-A520-A6085DBB7DF4}	regsvr32.exe

Modifies registry class 6 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DF7CCEF6-6B61-4B36-A520-A6085DBB7DF4}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DF7CCEF6-6B61-4B36-A520-A6085DBB7DF4}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\01acf44b2c9a6bcd2ef639659edc6d52.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DF7CCEF6-6B61-4B36-A520-A6085DBB7DF4}\InprocServer32\ThreadingModel = "apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DF7CCEF6-6B61-4B36-A520-A6085DBB7DF4}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5000 wrote to memory of 1132	5000	regsvr32.exe	87
PID 5000 wrote to memory of 1132	5000	regsvr32.exe	87
PID 5000 wrote to memory of 1132	5000	regsvr32.exe	87

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\01acf44b2c9a6bcd2ef639659edc6d52.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:5000
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\01acf44b2c9a6bcd2ef639659edc6d52.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:1132

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Browser Extensions

T1176

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1132-0-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

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