joker | e2664ed981b0869e0b5b864e5f4303718a77f039661796de1205045a86b2586f | Triage

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Overview

overview

Static

static

e2664ed981...6f.exe

windows7-x64

1

e2664ed981...6f.exe

windows10-2004-x64

Sharing

General

Target

e2664ed981b0869e0b5b864e5f4303718a77f039661796de1205045a86b2586f
Size

33KB
Sample

221029-yxxwvsdbh9
MD5

8414a54ccaa4798c137b276ecc1c3c7f
SHA1

b636af08fff1212ca37e82f21e1b5390c4e3d335
SHA256

e2664ed981b0869e0b5b864e5f4303718a77f039661796de1205045a86b2586f
SHA512

466a160252e60c879200d3a9bb48743dbbd1a1121aedc741ffcb6846bbaca53abd362ae20a243f9bdb956559f1f6a8dac13800acbe26046840afef58bb050498
SSDEEP

768:C4URzUjUI/znSxATOj21M8kMKfpp3Rs4pG:TURzW/uqTs8kpRRs4U

Score

10^/10

joker evasion infostealer persistence trojan

Static task

static1

Behavioral task

behavioral1

Sample

e2664ed981b0869e0b5b864e5f4303718a77f039661796de1205045a86b2586f.exe

Resource

win7-20220901-en

windows7-x64

0 signatures

150 seconds

Behavioral task

behavioral2

Sample

e2664ed981b0869e0b5b864e5f4303718a77f039661796de1205045a86b2586f.exe

Resource

win10v2004-20220812-en

joker evasion infostealer persistence trojan

windows10-2004-x64

16 signatures

150 seconds

Malware Config

Targets

- Target
  
  e2664ed981b0869e0b5b864e5f4303718a77f039661796de1205045a86b2586f
- Size
  
  33KB
- MD5
  
  8414a54ccaa4798c137b276ecc1c3c7f
- SHA1
  
  b636af08fff1212ca37e82f21e1b5390c4e3d335
- SHA256
  
  e2664ed981b0869e0b5b864e5f4303718a77f039661796de1205045a86b2586f
- SHA512
  
  466a160252e60c879200d3a9bb48743dbbd1a1121aedc741ffcb6846bbaca53abd362ae20a243f9bdb956559f1f6a8dac13800acbe26046840afef58bb050498
- SSDEEP
  
  768:C4URzUjUI/znSxATOj21M8kMKfpp3Rs4pG:TURzW/uqTs8kpRRs4U
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

Process Discovery

Query Registry

System Information Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks

static1

behavioral1

behavioral2

jokerevasioninfostealerpersistencetrojan

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