b9865fd1e38c38fa5ac9dba2cb13f6d03a013c869fb179bc37a8eccb6c203e9d | Triage

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Overview

overview

Static

static

8

b9865fd1e3...9d.exe

windows7-x64

b9865fd1e3...9d.exe

windows10-2004-x64

Sharing

General

Target

b9865fd1e38c38fa5ac9dba2cb13f6d03a013c869fb179bc37a8eccb6c203e9d
Size

534KB
Sample

221127-yfv1yade63
MD5

a610686b288ade6ef0712d3bf3af974f
SHA1

202a15c972d1388380b00badf7789bfea87d00aa
SHA256

b9865fd1e38c38fa5ac9dba2cb13f6d03a013c869fb179bc37a8eccb6c203e9d
SHA512

503fa8f7b6ee232d44211309e53ff5df9322ad0579aeef0481460de777c724134fbb1e6b54c0f86547ad5d9a136d84b4f1b8c885feeed4c279136b1cc978e159
SSDEEP

12288:gO0B/YeZJys73dOvXDpNjNe8NeZJys73dOvXDpNjNe8fcOB0H:6BgeZJ8NI8NeZJ8NI8fcOM

Score

10^/10

evasion persistence upx

Static task

static1

1 signatures

Behavioral task

behavioral1

Sample

b9865fd1e38c38fa5ac9dba2cb13f6d03a013c869fb179bc37a8eccb6c203e9d.exe

Resource

win7-20221111-en

evasion persistence upx

windows7-x64

17 signatures

150 seconds

Behavioral task

behavioral2

Sample

b9865fd1e38c38fa5ac9dba2cb13f6d03a013c869fb179bc37a8eccb6c203e9d.exe

Resource

win10v2004-20221111-en

evasion persistence upx

windows10-2004-x64

16 signatures

150 seconds

Malware Config

Targets

- Target
  
  b9865fd1e38c38fa5ac9dba2cb13f6d03a013c869fb179bc37a8eccb6c203e9d
- Size
  
  534KB
- MD5
  
  a610686b288ade6ef0712d3bf3af974f
- SHA1
  
  202a15c972d1388380b00badf7789bfea87d00aa
- SHA256
  
  b9865fd1e38c38fa5ac9dba2cb13f6d03a013c869fb179bc37a8eccb6c203e9d
- SHA512
  
  503fa8f7b6ee232d44211309e53ff5df9322ad0579aeef0481460de777c724134fbb1e6b54c0f86547ad5d9a136d84b4f1b8c885feeed4c279136b1cc978e159
- SSDEEP
  
  12288:gO0B/YeZJys73dOvXDpNjNe8NeZJys73dOvXDpNjNe8fcOB0H:6BgeZJ8NI8NeZJ8NI8fcOM
Score

10^/10

evasion persistence upx
- Modifies visibility of file extensions in Explorer
  evasion
- Blocks application from running via registry modification
  Adds application to list of disallowed applications.
  evasion
- Executes dropped EXE
- Sets file execution options in registry
  persistence
- UPX packed file
  Detects executables packed with UPX/modified UPX open source packer.
  upx
- Loads dropped DLL
- Drops autorun.inf file
  Malware can abuse Windows Autorun to spread further via attached volumes.
- Drops file in System32 directory
behavioral1 behavioral2

MITRE ATT&CK Enterprise v6

Initial Access

Replication Through Removable Media

Execution

Persistence

Hidden Files and Directories

Registry Run Keys / Startup Folder

Privilege Escalation

Defense Evasion

Hidden Files and Directories

Modify Registry

Credential Access

Discovery

Lateral Movement

Replication Through Removable Media

Collection

Command and Control

Exfiltration

Impact

Tasks

static1

behavioral1

evasionpersistenceupx

behavioral2

evasionpersistenceupx

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