joker | c6e96139854530d9e5753e2abda26193d2a8fcf1e67fe0e56a034e7e466c7395 | Triage

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Overview

overview

Static

static

c6e9613985...95.exe

windows7-x64

1

c6e9613985...95.exe

windows10-2004-x64

Sharing

General

Target

c6e96139854530d9e5753e2abda26193d2a8fcf1e67fe0e56a034e7e466c7395
Size

54KB
Sample

221031-bj1n9saedl
MD5

90695943db38b446fc2ddca6b9190b81
SHA1

38cad6c8f48a23b65f1300603ee937cf3a640533
SHA256

c6e96139854530d9e5753e2abda26193d2a8fcf1e67fe0e56a034e7e466c7395
SHA512

0c01735869f7675fe32853776763b4ef21d89c539ca34ebfb7a6fda2f2acd5fe6811d17c839b9787d9c42f305c93de69e86b4f2a1c6f6057ed6635d4ce9a20ce
SSDEEP

1536:BLiSTK2DKfhw/kmBjMEWt1gKWSgfcmjxWNGA:BLiST9D2CMmBoE+gKOfnjJA

Score

10^/10

joker evasion infostealer persistence trojan

Static task

static1

Behavioral task

behavioral1

Sample

c6e96139854530d9e5753e2abda26193d2a8fcf1e67fe0e56a034e7e466c7395.exe

Resource

win7-20220901-en

windows7-x64

0 signatures

150 seconds

Behavioral task

behavioral2

Sample

c6e96139854530d9e5753e2abda26193d2a8fcf1e67fe0e56a034e7e466c7395.exe

Resource

win10v2004-20220901-en

joker evasion infostealer persistence trojan

windows10-2004-x64

16 signatures

150 seconds

Malware Config

Targets

- Target
  
  c6e96139854530d9e5753e2abda26193d2a8fcf1e67fe0e56a034e7e466c7395
- Size
  
  54KB
- MD5
  
  90695943db38b446fc2ddca6b9190b81
- SHA1
  
  38cad6c8f48a23b65f1300603ee937cf3a640533
- SHA256
  
  c6e96139854530d9e5753e2abda26193d2a8fcf1e67fe0e56a034e7e466c7395
- SHA512
  
  0c01735869f7675fe32853776763b4ef21d89c539ca34ebfb7a6fda2f2acd5fe6811d17c839b9787d9c42f305c93de69e86b4f2a1c6f6057ed6635d4ce9a20ce
- SSDEEP
  
  1536:BLiSTK2DKfhw/kmBjMEWt1gKWSgfcmjxWNGA:BLiST9D2CMmBoE+gKOfnjJA
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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