4b20a982607896306d1cd9db1e36c7f0b867e4bbda851d66f5a6cb62df11fbcc | Triage

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Overview

overview

8

Static

static

8

4b20a98260...cc.exe

windows7-x64

8

4b20a98260...cc.exe

windows10-2004-x64

8

Sharing

General

Target

4b20a982607896306d1cd9db1e36c7f0b867e4bbda851d66f5a6cb62df11fbcc
Size

350KB
Sample

221003-3gyknscca8
MD5

391233b3c78fd9b2a7a869e078b84980
SHA1

793e261a01b2cc15d168f5bfb5a84c4efb67e7eb
SHA256

4b20a982607896306d1cd9db1e36c7f0b867e4bbda851d66f5a6cb62df11fbcc
SHA512

260e1bb17b0086cf4fca441a0d733b1d740b3ad788a375fbfa4a47b13db99ea2d7e745e1ba902bad2806a8becaa23e3907037b085cf9be93c65bcb08e0875c69
SSDEEP

6144:TyXu7IEBSsQ9ElMwm60lmqs7MTRGA3h3GVqdppJXEGhBukJF/KAwxFUOWdEmh:T3BdQLL4BE93NGVYZX9BukJlwxSJdEm

Score

8^/10

adware discovery exploit persistence stealer upx

Static task

static1

1 signatures

Behavioral task

behavioral1

Sample

4b20a982607896306d1cd9db1e36c7f0b867e4bbda851d66f5a6cb62df11fbcc.exe

Resource

win7-20220901-en

adware discovery exploit persistence stealer upx

windows7-x64

13 signatures

150 seconds

Behavioral task

behavioral2

Sample

4b20a982607896306d1cd9db1e36c7f0b867e4bbda851d66f5a6cb62df11fbcc.exe

Resource

win10v2004-20220812-en

adware discovery exploit persistence stealer upx

windows10-2004-x64

12 signatures

150 seconds

Malware Config

Targets

- Target
  
  4b20a982607896306d1cd9db1e36c7f0b867e4bbda851d66f5a6cb62df11fbcc
- Size
  
  350KB
- MD5
  
  391233b3c78fd9b2a7a869e078b84980
- SHA1
  
  793e261a01b2cc15d168f5bfb5a84c4efb67e7eb
- SHA256
  
  4b20a982607896306d1cd9db1e36c7f0b867e4bbda851d66f5a6cb62df11fbcc
- SHA512
  
  260e1bb17b0086cf4fca441a0d733b1d740b3ad788a375fbfa4a47b13db99ea2d7e745e1ba902bad2806a8becaa23e3907037b085cf9be93c65bcb08e0875c69
- SSDEEP
  
  6144:TyXu7IEBSsQ9ElMwm60lmqs7MTRGA3h3GVqdppJXEGhBukJF/KAwxFUOWdEmh:T3BdQLL4BE93NGVYZX9BukJlwxSJdEm
Score

8^/10

adware discovery exploit persistence stealer upx
- Drops file in Drivers directory
- Possible privilege escalation attempt
  exploit
- Sets service image path in registry
  persistence
- UPX packed file
  Detects executables packed with UPX/modified UPX open source packer.
  upx
- Deletes itself
- Modifies file permissions
  discovery
- Installs/modifies Browser Helper Object
  BHOs are DLL modules which act as plugins for Internet Explorer.
  stealer adware
- Drops file in System32 directory
behavioral1 behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

Browser Extensions

Privilege Escalation

Defense Evasion

Modify Registry

File Permissions Modification

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks

static1

behavioral1

adwarediscoveryexploitpersistencestealerupx

behavioral2

adwarediscoveryexploitpersistencestealerupx

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