Malware Analysis Report

2024-10-19 12:04

Sample ID 240408-bpt4nscd7z
Target e64e9fc94ff0b95e5c0cf2b38be94502_JaffaCakes118
SHA256 d97aab6e351401596e170f056c3833bfd709cf44a2db97739a9129910fe2ece1
Tags
hydra banker collection discovery evasion infostealer trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Mobile Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral3

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

d97aab6e351401596e170f056c3833bfd709cf44a2db97739a9129910fe2ece1

Threat Level: Known bad

The file e64e9fc94ff0b95e5c0cf2b38be94502_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

hydra banker collection discovery evasion infostealer trojan

Hydra

Makes use of the framework's Accessibility service

Loads dropped Dex/Jar

Looks up external IP address via web service

Reads information about phone network operator.

Declares broadcast receivers with permission to handle system events

Declares services with permission to bind to the system

Requests dangerous framework permissions

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-04-08 01:19

Signatures

Declares broadcast receivers with permission to handle system events

Description Indicator Process Target
Required by device admin receivers to bind with the system. Allows apps to manage device administration features. android.permission.BIND_DEVICE_ADMIN N/A N/A

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 app to create windows using the type LayoutParams.TYPE_APPLICATION_OVERLAY, shown on top of all other apps. android.permission.SYSTEM_ALERT_WINDOW N/A N/A
Allows an application to request installing packages. android.permission.REQUEST_INSTALL_PACKAGES N/A N/A
Allows an application to receive SMS messages. android.permission.RECEIVE_SMS 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 send SMS messages. android.permission.SEND_SMS N/A N/A
Allows an application to read the user's contacts data. android.permission.READ_CONTACTS N/A N/A
Allows an application to read SMS messages. android.permission.READ_SMS N/A N/A
Allows an application to initiate a phone call without going through the Dialer user interface for the user to confirm the call. android.permission.CALL_PHONE N/A N/A

Analysis: behavioral3

Detonation Overview

Submitted

2024-04-08 01:19

Reported

2024-04-08 14:53

Platform

android-x64-arm64-20240221-en

Max time kernel

154s

Max time network

149s

Command Line

com.yzojnxnf.buzdnua

Signatures

Hydra

banker trojan infostealer hydra

Makes use of the framework's Accessibility service

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

Loads dropped Dex/Jar

evasion
Description Indicator Process Target
N/A /data/user/0/com.yzojnxnf.buzdnua/code_cache/secondary-dexes/base.apk.classes1.zip N/A N/A

Looks up external IP address via web service

Description Indicator Process Target
N/A ip-api.com N/A N/A

Reads information about phone network operator.

discovery

Processes

com.yzojnxnf.buzdnua

Network

Country Destination Domain Proto
GB 142.250.200.46:443 tcp
GB 142.250.200.46:443 tcp
N/A 224.0.0.251:5353 udp
GB 142.250.179.234:443 udp
GB 172.217.169.46:443 udp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.200.46:443 android.apis.google.com tcp
US 1.1.1.1:53 gist.githubusercontent.com udp
US 185.199.108.133:443 gist.githubusercontent.com 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 ip-api.com udp
US 208.95.112.1:80 ip-api.com tcp
GB 216.58.212.228:443 tcp
GB 216.58.212.228:443 tcp

Files

/data/user/0/com.yzojnxnf.buzdnua/code_cache/secondary-dexes/tmp-base.apk.classes326348149357720164.zip

MD5 22461312922193347c5757959b7b8822
SHA1 ac343cd4e2b12b20a22e97e1c0ea69742a3ae287
SHA256 364451f204343b864bd2a0d4cadbcac05a9f59942a4a351ebd7fcb0e210dfaed
SHA512 7b8f58aceb39ed19ab85b2414ba135236e03dd12e4df373a5a8450519e096560096ebc1436ec470127569dadd6a015c8e961fe0801a442f5fa6624fa43375c43

/data/user/0/com.yzojnxnf.buzdnua/code_cache/secondary-dexes/base.apk.classes1.zip

MD5 32402d48b275e41cc5442589a81990e1
SHA1 f76850317f3b3c84b57e91703f59b3f7d697577e
SHA256 9b69e3577180577a26eca85b5d81154ed7533376363d0e43328db7d081a275ee
SHA512 a5e1cad53f86c144ec123112b7dd0428d5446e85e4e20ac1260dbfba3132b1e1bf49f4ffbeffc94a1d561ab0def8f32e42d493a1cf49b370a14a76e6523ad1fc

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-08 01:19

Reported

2024-04-08 19:12

Platform

android-x86-arm-20240221-en

Max time kernel

149s

Max time network

130s

Command Line

com.yzojnxnf.buzdnua

Signatures

Hydra

banker trojan infostealer hydra

Makes use of the framework's Accessibility service

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

Loads dropped Dex/Jar

evasion
Description Indicator Process Target
N/A /data/user/0/com.yzojnxnf.buzdnua/code_cache/secondary-dexes/base.apk.classes1.zip N/A N/A
N/A /data/user/0/com.yzojnxnf.buzdnua/code_cache/secondary-dexes/base.apk.classes1.zip N/A N/A

Looks up external IP address via web service

Description Indicator Process Target
N/A ip-api.com N/A N/A

Reads information about phone network operator.

discovery

Processes

com.yzojnxnf.buzdnua

/system/bin/dex2oat --instruction-set=x86 --instruction-set-features=ssse3,-sse4.1,-sse4.2,-avx,-avx2,-popcnt --runtime-arg -Xhidden-api-checks --runtime-arg -Xrelocate --boot-image=/system/framework/boot.art --runtime-arg -Xms64m --runtime-arg -Xmx512m --instruction-set-variant=x86 --instruction-set-features=default --inline-max-code-units=0 --compact-dex-level=none --dex-file=/data/user/0/com.yzojnxnf.buzdnua/code_cache/secondary-dexes/base.apk.classes1.zip --output-vdex-fd=44 --oat-fd=45 --oat-location=/data/user/0/com.yzojnxnf.buzdnua/code_cache/secondary-dexes/oat/x86/base.apk.classes1.odex --compiler-filter=quicken --class-loader-context=&

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
US 1.1.1.1:53 semanticlocation-pa.googleapis.com udp
GB 142.250.200.10:443 semanticlocation-pa.googleapis.com tcp
US 1.1.1.1:53 gist.githubusercontent.com udp
US 185.199.110.133:443 gist.githubusercontent.com tcp
US 1.1.1.1:53 ip-api.com udp
US 208.95.112.1:80 ip-api.com tcp
GB 142.250.178.14:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.187.206:443 android.apis.google.com tcp
GB 142.250.200.42:443 semanticlocation-pa.googleapis.com tcp

Files

/data/data/com.yzojnxnf.buzdnua/code_cache/secondary-dexes/tmp-base.apk.classes7876317260122057150.zip

MD5 22461312922193347c5757959b7b8822
SHA1 ac343cd4e2b12b20a22e97e1c0ea69742a3ae287
SHA256 364451f204343b864bd2a0d4cadbcac05a9f59942a4a351ebd7fcb0e210dfaed
SHA512 7b8f58aceb39ed19ab85b2414ba135236e03dd12e4df373a5a8450519e096560096ebc1436ec470127569dadd6a015c8e961fe0801a442f5fa6624fa43375c43

/data/user/0/com.yzojnxnf.buzdnua/code_cache/secondary-dexes/base.apk.classes1.zip

MD5 32402d48b275e41cc5442589a81990e1
SHA1 f76850317f3b3c84b57e91703f59b3f7d697577e
SHA256 9b69e3577180577a26eca85b5d81154ed7533376363d0e43328db7d081a275ee
SHA512 a5e1cad53f86c144ec123112b7dd0428d5446e85e4e20ac1260dbfba3132b1e1bf49f4ffbeffc94a1d561ab0def8f32e42d493a1cf49b370a14a76e6523ad1fc

/data/user/0/com.yzojnxnf.buzdnua/code_cache/secondary-dexes/base.apk.classes1.zip

MD5 e6f382e34842e02a8777077c74ed0dea
SHA1 60767bc7c91475c1a63ba074bc8549bb3aabac97
SHA256 ae977aa24838f08096f8b0c4840fe2eac8deefe3b0ba7fdef7740a449bbd3b50
SHA512 3eadfcd05f8b2d60293243e7ab1cc5d148fd00ef3e2efae0e121fc63b78b382967a2e625774e7a7ab7b3808cc2f71d3a66d84f7e1994627b0ac5368c59a31c8a

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-08 01:19

Reported

2024-04-08 14:53

Platform

android-x64-20240221-en

Max time kernel

149s

Max time network

135s

Command Line

com.yzojnxnf.buzdnua

Signatures

Hydra

banker trojan infostealer hydra

Makes use of the framework's Accessibility service

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

Loads dropped Dex/Jar

evasion
Description Indicator Process Target
N/A /data/user/0/com.yzojnxnf.buzdnua/code_cache/secondary-dexes/base.apk.classes1.zip N/A N/A

Looks up external IP address via web service

Description Indicator Process Target
N/A ip-api.com N/A N/A

Reads information about phone network operator.

discovery

Processes

com.yzojnxnf.buzdnua

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 216.58.213.8:443 ssl.google-analytics.com tcp
US 1.1.1.1:53 gist.githubusercontent.com udp
US 185.199.109.133:443 gist.githubusercontent.com tcp
US 1.1.1.1:53 ip-api.com udp
US 208.95.112.1:80 ip-api.com tcp
GB 142.250.187.206:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 216.58.213.14:443 android.apis.google.com tcp
GB 142.250.187.196:443 tcp
GB 142.250.187.196:443 tcp

Files

/data/data/com.yzojnxnf.buzdnua/code_cache/secondary-dexes/tmp-base.apk.classes4125408739551775969.zip

MD5 22461312922193347c5757959b7b8822
SHA1 ac343cd4e2b12b20a22e97e1c0ea69742a3ae287
SHA256 364451f204343b864bd2a0d4cadbcac05a9f59942a4a351ebd7fcb0e210dfaed
SHA512 7b8f58aceb39ed19ab85b2414ba135236e03dd12e4df373a5a8450519e096560096ebc1436ec470127569dadd6a015c8e961fe0801a442f5fa6624fa43375c43

/data/user/0/com.yzojnxnf.buzdnua/code_cache/secondary-dexes/base.apk.classes1.zip

MD5 32402d48b275e41cc5442589a81990e1
SHA1 f76850317f3b3c84b57e91703f59b3f7d697577e
SHA256 9b69e3577180577a26eca85b5d81154ed7533376363d0e43328db7d081a275ee
SHA512 a5e1cad53f86c144ec123112b7dd0428d5446e85e4e20ac1260dbfba3132b1e1bf49f4ffbeffc94a1d561ab0def8f32e42d493a1cf49b370a14a76e6523ad1fc