Malware Analysis Report

2024-07-28 11:22

Sample ID 240613-3zns7azflp
Target d6a24896d2f88df880e5d5acc89bba51046e8d4e6f574b4fbbd319771de94bbd.bin
SHA256 d6a24896d2f88df880e5d5acc89bba51046e8d4e6f574b4fbbd319771de94bbd
Tags
collection credential_access evasion persistence
score
7/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral3

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
7/10

SHA256

d6a24896d2f88df880e5d5acc89bba51046e8d4e6f574b4fbbd319771de94bbd

Threat Level: Shows suspicious behavior

The file d6a24896d2f88df880e5d5acc89bba51046e8d4e6f574b4fbbd319771de94bbd.bin was found to be: Shows suspicious behavior.

Malicious Activity Summary

collection credential_access evasion persistence

Loads dropped Dex/Jar

Makes use of the framework's Accessibility service

Requests dangerous framework permissions

Declares services with permission to bind to the system

Registers a broadcast receiver at runtime (usually for listening for system events)

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-13 23:57

Signatures

Declares services with permission to bind to the system

Description Indicator Process Target
Required by accessibility services to bind with the system. Allows apps to access accessibility features. android.permission.BIND_ACCESSIBILITY_SERVICE N/A N/A

Requests dangerous framework permissions

Description Indicator Process Target
Allows an application to read from external storage. android.permission.READ_EXTERNAL_STORAGE N/A N/A
Allows an application to write to external storage. android.permission.WRITE_EXTERNAL_STORAGE N/A N/A
Allows an application to request installing packages. android.permission.REQUEST_INSTALL_PACKAGES N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-13 23:57

Reported

2024-06-14 00:00

Platform

android-x86-arm-20240611.1-en

Max time kernel

155s

Max time network

170s

Command Line

com.perl.gqm

Signatures

Loads dropped Dex/Jar

evasion
Description Indicator Process Target
N/A Anonymous-DexFile@0xea7e7000-0xea7e712c N/A N/A

Makes use of the framework's Accessibility service

collection evasion credential_access
Description Indicator Process Target
Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId N/A N/A

Registers a broadcast receiver at runtime (usually for listening for system events)

persistence
Description Indicator Process Target
Framework service call android.app.IActivityManager.registerReceiver N/A N/A

Processes

com.perl.gqm

Network

Country Destination Domain Proto
GB 142.250.178.10:443 tcp
N/A 224.0.0.251:5353 udp
US 1.1.1.1:53 down.sinhan-bank.com udp
US 104.21.6.104:443 down.sinhan-bank.com tcp
US 1.1.1.1:53 ctef503oop.freemall-kr.top udp
US 172.67.196.50:443 ctef503oop.freemall-kr.top tcp
GB 216.58.212.238:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.179.238:443 android.apis.google.com tcp

Files

/data/data/com.perl.gqm/app_outdex/libdexprotector.4300.so

MD5 30e9a5d0b665fb8be218a54481fc6e30
SHA1 d89877df5f88ca997aa6daaba23c5d9f52889f1e
SHA256 54b51ae2a8e34832efd4880bea116e26068fb053b49245d386b90cbbec5f4527
SHA512 6f558baa538224978c90e7c8fa16d12a0736c0f518c271d879d4ae417c1d92b5fb82566ab92fff9b47b07601d8a52e345f6571722f4bccc7031225f5a8020d41

Anonymous-DexFile@0xea7e7000-0xea7e712c

MD5 7c80da100acf95df2c9629e515898a6b
SHA1 28c7d9a00126bc12a0760f9cc6270abea6866d73
SHA256 ed26ed598d0393b52cb68fd71e26f7eb5fba998f72c1c30eae4622bb0752692f
SHA512 b2eb8340ae3dd3ddbe2a5cf3de6b735a33bb15b51b728f01643fed02375c8962f37fcbd4827fd578cb73678847cc47c45290d763281be5caeded67fa8923c6a2

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-13 23:57

Reported

2024-06-14 00:00

Platform

android-x64-20240611.1-en

Max time kernel

129s

Max time network

148s

Command Line

com.perl.gqm

Signatures

Loads dropped Dex/Jar

evasion
Description Indicator Process Target
N/A /data/user/0/com.perl.gqm/[email protected] N/A N/A

Makes use of the framework's Accessibility service

collection evasion credential_access
Description Indicator Process Target
Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId N/A N/A

Registers a broadcast receiver at runtime (usually for listening for system events)

persistence
Description Indicator Process Target
Framework service call android.app.IActivityManager.registerReceiver N/A N/A

Processes

com.perl.gqm

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
US 1.1.1.1:53 ssl.google-analytics.com udp
GB 142.250.187.232:443 ssl.google-analytics.com tcp
GB 172.217.16.234:443 tcp
US 1.1.1.1:53 down.sinhan-bank.com udp
US 172.67.134.184:443 down.sinhan-bank.com tcp
US 1.1.1.1:53 ctef503oop.freemall-kr.top udp
US 172.67.196.50:443 ctef503oop.freemall-kr.top tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.187.206:443 android.apis.google.com tcp
GB 216.58.204.78:443 tcp
GB 142.250.179.228:443 tcp
GB 142.250.179.228:443 tcp
GB 142.250.178.14:443 tcp
GB 142.250.187.226:443 tcp

Files

/data/data/com.perl.gqm/app_outdex/libdexprotector.5044.so

MD5 69afda89a7483f9b9aaa0f307a79b3dd
SHA1 f1401815306b30c39f0276a627e53ca91a2579d3
SHA256 a96a0918d573a562c1b5bc3bac88248311ba30553822026ba7535887efa1239c
SHA512 2985e4e27c5182b6c0889688a517b08006798904ca8173e4008953ca67357812e3febd05cdd7fc3fd6b63cad1302be83b69055e9dce477384676e2991d570e6f

/data/user/0/com.perl.gqm/[email protected]

MD5 7c80da100acf95df2c9629e515898a6b
SHA1 28c7d9a00126bc12a0760f9cc6270abea6866d73
SHA256 ed26ed598d0393b52cb68fd71e26f7eb5fba998f72c1c30eae4622bb0752692f
SHA512 b2eb8340ae3dd3ddbe2a5cf3de6b735a33bb15b51b728f01643fed02375c8962f37fcbd4827fd578cb73678847cc47c45290d763281be5caeded67fa8923c6a2

Analysis: behavioral3

Detonation Overview

Submitted

2024-06-13 23:57

Reported

2024-06-14 00:00

Platform

android-x64-arm64-20240611.1-en

Max time kernel

155s

Max time network

132s

Command Line

com.perl.gqm

Signatures

Loads dropped Dex/Jar

evasion
Description Indicator Process Target
N/A /system_ext/framework/androidx.window.sidecar.jar N/A N/A
N/A /system_ext/framework/androidx.window.sidecar.jar N/A N/A
N/A /data/user/0/com.perl.gqm/[email protected] N/A N/A

Processes

com.perl.gqm

Network

Country Destination Domain Proto
GB 142.250.187.206:443 tcp
GB 142.250.187.206:443 tcp
N/A 224.0.0.251:5353 udp
GB 216.58.212.234:443 tcp
GB 216.58.212.234:443 tcp
US 1.1.1.1:53 ssl.google-analytics.com udp
GB 216.58.201.104:443 ssl.google-analytics.com tcp
US 1.1.1.1:53 down.sinhan-bank.com udp
US 172.67.134.184:443 down.sinhan-bank.com tcp
US 1.1.1.1:53 ctef503oop.freemall-kr.top udp
US 172.67.196.50:443 ctef503oop.freemall-kr.top tcp
GB 216.58.212.196:443 tcp
GB 216.58.212.196:443 tcp

Files

/system_ext/framework/androidx.window.sidecar.jar

MD5 bdf3529e80318eb14e53a5bf3720c10d
SHA1 25c9ace4b1af6e80ebb2572345972c56505969ba
SHA256 bbc8300dd1e9cd08de8f66560c1ac2c928615b72b51cef9649f88974f586d64b
SHA512 48b9c2d01171bb651b9b54826baa51f4add48431a3efd8ceb5f7cc3bcd6f8f37edf47fabb24349dd15b3a02329cd450f90a8d164bf4f8dfae554bf3b35a8a55b

/data/user/0/com.perl.gqm/app_outdex/libdexprotector.4444.so

MD5 69afda89a7483f9b9aaa0f307a79b3dd
SHA1 f1401815306b30c39f0276a627e53ca91a2579d3
SHA256 a96a0918d573a562c1b5bc3bac88248311ba30553822026ba7535887efa1239c
SHA512 2985e4e27c5182b6c0889688a517b08006798904ca8173e4008953ca67357812e3febd05cdd7fc3fd6b63cad1302be83b69055e9dce477384676e2991d570e6f

/data/user/0/com.perl.gqm/[email protected]

MD5 7c80da100acf95df2c9629e515898a6b
SHA1 28c7d9a00126bc12a0760f9cc6270abea6866d73
SHA256 ed26ed598d0393b52cb68fd71e26f7eb5fba998f72c1c30eae4622bb0752692f
SHA512 b2eb8340ae3dd3ddbe2a5cf3de6b735a33bb15b51b728f01643fed02375c8962f37fcbd4827fd578cb73678847cc47c45290d763281be5caeded67fa8923c6a2