624d3e95ba2b60e29e88a5af6fcd56174fed1df42b62324b11719a158bbf4f79

Analysis

max time kernel
145s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
14/02/2024, 15:23

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General

Target
9c053a963e3e7639958ee4495bbb6549.dll
Size 182KB
Sample240214-ssl1xafc38
SHA256 624d3e95ba2b60e29e88a5af6fcd56174fed1df42b62324b11719a158bbf4f79
MD5 9c053a963e3e7639958ee4495bbb6549
SHA1 5aa0f476410d049250abde9c190465f9f393abf8
SHA512 f5329d6082b9ddbd4b4f92e4bd4e39348738c8f01afcd60aeda380cf9612432eb374fc0e5877eed0397257ffd156a1f134b513d75d1f1602addd65ae2a21cdc1
SSDEEP 3072:ZhPj/lX7lP05L+jt64xRSeHIp24Mvs1XX0i96toU0b29P1+HsrLesejcnPn:DPLlBPqyj9wVMvsSu29d+HsJeIP
MD5 SHA1 SHA512 SSDEEP

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/4636-0-0x0000000000400000-0x000000000047A000-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\{9F857F49-9400-466E-A315-FBA41DF1468B}	regsvr32.exe

Modifies registry class 5 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9F857F49-9400-466E-A315-FBA41DF1468B}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\9c053a963e3e7639958ee4495bbb6549.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9F857F49-9400-466E-A315-FBA41DF1468B}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9F857F49-9400-466E-A315-FBA41DF1468B}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9F857F49-9400-466E-A315-FBA41DF1468B}\	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9F857F49-9400-466E-A315-FBA41DF1468B}\InprocServer32	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2312 wrote to memory of 4636	2312	regsvr32.exe	85
PID 2312 wrote to memory of 4636	2312	regsvr32.exe	85
PID 2312 wrote to memory of 4636	2312	regsvr32.exe	85

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\9c053a963e3e7639958ee4495bbb6549.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2312
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\9c053a963e3e7639958ee4495bbb6549.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:4636

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/4636-0-0x0000000000400000-0x000000000047A000-memory.dmp

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