joker | 656965ff912d4e2bb0ffd5faed929f108a079cfe443cce614f4abbe094af3648 | Triage

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Overview

overview

Static

static

656965ff91...48.exe

windows7-x64

1

656965ff91...48.exe

windows10-2004-x64

Sharing

General

Target

656965ff912d4e2bb0ffd5faed929f108a079cfe443cce614f4abbe094af3648
Size

54KB
Sample

221003-m8enwadbe2
MD5

45420e6e4d61b6f64eae174b08cc8dd9
SHA1

a6e174c5767aa1ab9e8eb3cf9d3c406eafd768f6
SHA256

656965ff912d4e2bb0ffd5faed929f108a079cfe443cce614f4abbe094af3648
SHA512

69fcdb7834f2c1f35f719525f308c24220ff3191a427ce6957550bc7df4e9b7622f560e1c209abb880a0625813b545ca1c4158639e7f44af8a3ad94dcdd5b746
SSDEEP

1536:smL/ODyx+/DZZoKl5TvvYkP9fQQ57lDElNO8:bd+/DLoUTnYgKQLn8

Score

10^/10

joker evasion infostealer persistence trojan

Static task

static1

Behavioral task

behavioral1

Sample

656965ff912d4e2bb0ffd5faed929f108a079cfe443cce614f4abbe094af3648.exe

Resource

win7-20220901-en

windows7-x64

0 signatures

150 seconds

Behavioral task

behavioral2

Sample

656965ff912d4e2bb0ffd5faed929f108a079cfe443cce614f4abbe094af3648.exe

Resource

win10v2004-20220901-en

joker evasion infostealer persistence trojan

windows10-2004-x64

16 signatures

150 seconds

Malware Config

Targets

- Target
  
  656965ff912d4e2bb0ffd5faed929f108a079cfe443cce614f4abbe094af3648
- Size
  
  54KB
- MD5
  
  45420e6e4d61b6f64eae174b08cc8dd9
- SHA1
  
  a6e174c5767aa1ab9e8eb3cf9d3c406eafd768f6
- SHA256
  
  656965ff912d4e2bb0ffd5faed929f108a079cfe443cce614f4abbe094af3648
- SHA512
  
  69fcdb7834f2c1f35f719525f308c24220ff3191a427ce6957550bc7df4e9b7622f560e1c209abb880a0625813b545ca1c4158639e7f44af8a3ad94dcdd5b746
- SSDEEP
  
  1536:smL/ODyx+/DZZoKl5TvvYkP9fQQ57lDElNO8:bd+/DLoUTnYgKQLn8
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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