joker | cfad669e9b339fe0f4361e4565e9e4120c3da48a40b3553296b40c00bccd2e4f | Triage

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Overview

overview

Static

static

cfad669e9b...4f.exe

windows7-x64

1

cfad669e9b...4f.exe

windows10-2004-x64

Sharing

General

Target

cfad669e9b339fe0f4361e4565e9e4120c3da48a40b3553296b40c00bccd2e4f
Size

57KB
Sample

220919-ey932acabj
MD5

2394a9802df2ca41ed6b930106a03177
SHA1

f462bba05cf4103252891b1a80da81399fb83302
SHA256

cfad669e9b339fe0f4361e4565e9e4120c3da48a40b3553296b40c00bccd2e4f
SHA512

59c922cf8d15978206b63bd44fd5ee7a470bf6aba05ad034c28e31d1cc9635750268ce40d4fb227437571c48ed90b4df2ce8dadad8dc4e431880f72fc0d903ed
SSDEEP

1536:bsPjsxbfdYfVnN2FeUnY0VqcyJcgSrTkKCyYceAx6O9Qev0wp:bsmTCVnN2UYYyqcA0TNMAxFQRwp

Score

10^/10

joker evasion infostealer persistence trojan

Static task

static1

Behavioral task

behavioral1

Sample

cfad669e9b339fe0f4361e4565e9e4120c3da48a40b3553296b40c00bccd2e4f.exe

Resource

win7-20220812-en

windows7-x64

0 signatures

150 seconds

Behavioral task

behavioral2

Sample

cfad669e9b339fe0f4361e4565e9e4120c3da48a40b3553296b40c00bccd2e4f.exe

Resource

win10v2004-20220812-en

joker evasion infostealer persistence trojan

windows10-2004-x64

16 signatures

150 seconds

Malware Config

Targets

- Target
  
  cfad669e9b339fe0f4361e4565e9e4120c3da48a40b3553296b40c00bccd2e4f
- Size
  
  57KB
- MD5
  
  2394a9802df2ca41ed6b930106a03177
- SHA1
  
  f462bba05cf4103252891b1a80da81399fb83302
- SHA256
  
  cfad669e9b339fe0f4361e4565e9e4120c3da48a40b3553296b40c00bccd2e4f
- SHA512
  
  59c922cf8d15978206b63bd44fd5ee7a470bf6aba05ad034c28e31d1cc9635750268ce40d4fb227437571c48ed90b4df2ce8dadad8dc4e431880f72fc0d903ed
- SSDEEP
  
  1536:bsPjsxbfdYfVnN2FeUnY0VqcyJcgSrTkKCyYceAx6O9Qev0wp:bsmTCVnN2UYYyqcA0TNMAxFQRwp
Score

10^/10

joker evasion infostealer persistence trojan
- joker
  Joker is an Android malware that targets billing and SMS fraud.
  infostealer trojan joker
- Executes dropped EXE
- Sets file to hidden
  Modifies file attributes to stop it showing in Explorer etc.
  evasion
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- Adds Run key to start application
  persistence
behavioral1 behavioral2

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Hidden Files and Directories

Registry Run Keys / Startup Folder

Privilege Escalation

Defense Evasion

Hidden Files and Directories

Modify Registry

Credential Access

Discovery

Query Registry

System Information Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks

static1

behavioral1

behavioral2

jokerevasioninfostealerpersistencetrojan

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