joker | f1ce34baa43a7950678365bf0e0251838d59d4c26949a6aed0077ce70cdb3b44 | Triage

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Overview

overview

Static

static

f1ce34baa4...44.exe

windows7-x64

f1ce34baa4...44.exe

windows10-2004-x64

Sharing

General

Target

f1ce34baa43a7950678365bf0e0251838d59d4c26949a6aed0077ce70cdb3b44
Size

168KB
Sample

221011-fhykqsfbf6
MD5

67446906452ded1c031508cc2a6668cc
SHA1

b069f859d7d2bd074e9f82fbaeb4278cf9e6db80
SHA256

f1ce34baa43a7950678365bf0e0251838d59d4c26949a6aed0077ce70cdb3b44
SHA512

226a0176c1916bc0c14beb4ca1fccbdbf80dbe63b2abb6d35c4b3dfb2a519b5381065a3a856a209f66601a14843216eba951e2d1b8cc25d01b06c9bf0a7c18e9
SSDEEP

1536:/HobQTnkkpRNGojAbnXlkjZ2G+7E0BnOZ2JKcGO3Ekm+7UsNhv2dnc+C:vOYkkJGoEbXldHE5Aw+

Score

10^/10

joker evasion infostealer persistence trojan

Static task

static1

Behavioral task

behavioral1

Sample

f1ce34baa43a7950678365bf0e0251838d59d4c26949a6aed0077ce70cdb3b44.exe

Resource

win7-20220812-en

joker evasion infostealer persistence trojan

windows7-x64

15 signatures

150 seconds

Behavioral task

behavioral2

Sample

f1ce34baa43a7950678365bf0e0251838d59d4c26949a6aed0077ce70cdb3b44.exe

Resource

win10v2004-20220812-en

joker evasion infostealer persistence trojan

windows10-2004-x64

16 signatures

150 seconds

Malware Config

Targets

- Target
  
  f1ce34baa43a7950678365bf0e0251838d59d4c26949a6aed0077ce70cdb3b44
- Size
  
  168KB
- MD5
  
  67446906452ded1c031508cc2a6668cc
- SHA1
  
  b069f859d7d2bd074e9f82fbaeb4278cf9e6db80
- SHA256
  
  f1ce34baa43a7950678365bf0e0251838d59d4c26949a6aed0077ce70cdb3b44
- SHA512
  
  226a0176c1916bc0c14beb4ca1fccbdbf80dbe63b2abb6d35c4b3dfb2a519b5381065a3a856a209f66601a14843216eba951e2d1b8cc25d01b06c9bf0a7c18e9
- SSDEEP
  
  1536:/HobQTnkkpRNGojAbnXlkjZ2G+7E0BnOZ2JKcGO3Ekm+7UsNhv2dnc+C:vOYkkJGoEbXldHE5Aw+
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

jokerevasioninfostealerpersistencetrojan

behavioral2

jokerevasioninfostealerpersistencetrojan

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