a6a1d90bbdd335e3020f7a76ef377b18156ee89def899763c97a8917fb7521c4 | Triage

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Overview

overview

8

Static

static

8

a6a1d90bbd...c4.exe

windows7-x64

8

a6a1d90bbd...c4.exe

windows10-2004-x64

8

Sharing

General

Target

a6a1d90bbdd335e3020f7a76ef377b18156ee89def899763c97a8917fb7521c4
Size

350KB
Sample

221106-exf4kacbe9
MD5

31fc29eaf6a68de98f5e3f0d5ba27750
SHA1

082a15a5c65eb5049f420e0c3c7e3dce630ed816
SHA256

a6a1d90bbdd335e3020f7a76ef377b18156ee89def899763c97a8917fb7521c4
SHA512

4563f48a880be6d30072e6dcde7a5a1c80574557b3c07a199115586c5c10efc81c9e6c1df35c36e6e796c27ea9867adc40fa426aeefd46ac183260883b136b0a
SSDEEP

6144:+yXu7IEBSsQ9ElMwm60lmqs7MTRGA3h3GVqdppJXEGhBukJF/KAwxFUOWdEmh:+3BdQLL4BE93NGVYZX9BukJlwxSJdEm

Score

8^/10

adware discovery exploit persistence stealer upx

Static task

static1

1 signatures

Behavioral task

behavioral1

Sample

a6a1d90bbdd335e3020f7a76ef377b18156ee89def899763c97a8917fb7521c4.exe

Resource

win7-20220812-en

adware discovery exploit persistence stealer upx

windows7-x64

13 signatures

150 seconds

Behavioral task

behavioral2

Sample

a6a1d90bbdd335e3020f7a76ef377b18156ee89def899763c97a8917fb7521c4.exe

Resource

win10v2004-20220812-en

adware discovery exploit persistence stealer upx

windows10-2004-x64

12 signatures

150 seconds

Malware Config

Targets

- Target
  
  a6a1d90bbdd335e3020f7a76ef377b18156ee89def899763c97a8917fb7521c4
- Size
  
  350KB
- MD5
  
  31fc29eaf6a68de98f5e3f0d5ba27750
- SHA1
  
  082a15a5c65eb5049f420e0c3c7e3dce630ed816
- SHA256
  
  a6a1d90bbdd335e3020f7a76ef377b18156ee89def899763c97a8917fb7521c4
- SHA512
  
  4563f48a880be6d30072e6dcde7a5a1c80574557b3c07a199115586c5c10efc81c9e6c1df35c36e6e796c27ea9867adc40fa426aeefd46ac183260883b136b0a
- SSDEEP
  
  6144:+yXu7IEBSsQ9ElMwm60lmqs7MTRGA3h3GVqdppJXEGhBukJF/KAwxFUOWdEmh:+3BdQLL4BE93NGVYZX9BukJlwxSJdEm
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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