Malware Analysis Report

2025-08-05 19:13

Sample ID 240519-er3qdahh95
Target 587d36085c95ac9a4a486d7086e930f5_JaffaCakes118
SHA256 85666e0b83aad70cf93d10b8fdc36c39311bfd26953a51920559b1d9ac093629
Tags
discovery evasion impact
score
7/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Mobile Matrix V15

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: behavioral4

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
7/10

SHA256

85666e0b83aad70cf93d10b8fdc36c39311bfd26953a51920559b1d9ac093629

Threat Level: Shows suspicious behavior

The file 587d36085c95ac9a4a486d7086e930f5_JaffaCakes118 was found to be: Shows suspicious behavior.

Malicious Activity Summary

discovery evasion impact

Checks CPU information

Loads dropped Dex/Jar

Queries information about the current Wi-Fi connection

Checks if the internet connection is available

Requests dangerous framework permissions

Uses Crypto APIs (Might try to encrypt user data)

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-05-19 04:11

Signatures

Requests dangerous framework permissions

Description Indicator Process Target
Allows an application to write to external storage. android.permission.WRITE_EXTERNAL_STORAGE N/A N/A
Required to be able to access the camera device. android.permission.CAMERA N/A N/A
Allows read only access to phone state, including the current cellular network information, the status of any ongoing calls, and a list of any PhoneAccounts registered on the device. android.permission.READ_PHONE_STATE N/A N/A
Allows access to the list of accounts in the Accounts Service. android.permission.GET_ACCOUNTS N/A N/A
Allows an application to write to external storage. android.permission.WRITE_EXTERNAL_STORAGE N/A N/A
Allows read only access to phone state, including the current cellular network information, the status of any ongoing calls, and a list of any PhoneAccounts registered on the device. android.permission.READ_PHONE_STATE N/A N/A
Allows an application to read or write the system settings. android.permission.WRITE_SETTINGS N/A N/A
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 read or write the system settings. android.permission.WRITE_SETTINGS N/A N/A
Allows an app to access approximate location. android.permission.ACCESS_COARSE_LOCATION N/A N/A
Allows an app to access precise location. android.permission.ACCESS_FINE_LOCATION N/A N/A
Allows read only access to phone state, including the current cellular network information, the status of any ongoing calls, and a list of any PhoneAccounts registered on the device. android.permission.READ_PHONE_STATE N/A N/A
Allows an application to write to external storage. android.permission.WRITE_EXTERNAL_STORAGE N/A N/A
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 app to access approximate location. android.permission.ACCESS_COARSE_LOCATION N/A N/A
Allows an app to access precise location. android.permission.ACCESS_FINE_LOCATION N/A N/A
Allows read only access to phone state, including the current cellular network information, the status of any ongoing calls, and a list of any PhoneAccounts registered on the device. android.permission.READ_PHONE_STATE 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 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
Allows an application to read SMS messages. android.permission.READ_SMS N/A N/A
Allows an application to send SMS messages. android.permission.SEND_SMS N/A N/A
Required to be able to access the camera device. android.permission.CAMERA N/A N/A
Allows an application to record audio. android.permission.RECORD_AUDIO 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 read or write the system settings. android.permission.WRITE_SETTINGS N/A N/A
Allows an application to see the number being dialed during an outgoing call with the option to redirect the call to a different number or abort the call altogether. android.permission.PROCESS_OUTGOING_CALLS N/A N/A
Allows read only access to phone state, including the current cellular network information, the status of any ongoing calls, and a list of any PhoneAccounts registered on the device. android.permission.READ_PHONE_STATE N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-19 04:11

Reported

2024-05-19 04:14

Platform

android-x86-arm-20240514-en

Max time kernel

64s

Max time network

155s

Command Line

com.ds.sm

Signatures

Checks CPU information

evasion discovery
Description Indicator Process Target
File opened for read /proc/cpuinfo N/A N/A

Loads dropped Dex/Jar

evasion
Description Indicator Process Target
N/A /data/user/0/com.ds.sm/app_push_lib/plugin-deploy.jar N/A N/A
N/A /data/user/0/com.ds.sm/app_push_lib/plugin-deploy.jar N/A N/A

Queries information about the current Wi-Fi connection

discovery
Description Indicator Process Target
Framework service call android.net.wifi.IWifiManager.getConnectionInfo N/A N/A

Checks if the internet connection is available

discovery
Description Indicator Process Target
Framework service call android.net.IConnectivityManager.getActiveNetworkInfo N/A N/A

Uses Crypto APIs (Might try to encrypt user data)

impact
Description Indicator Process Target
Framework API call javax.crypto.Cipher.doFinal N/A N/A

Processes

com.ds.sm

/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.ds.sm/app_push_lib/plugin-deploy.jar --output-vdex-fd=44 --oat-fd=45 --oat-location=/data/user/0/com.ds.sm/app_push_lib/oat/x86/plugin-deploy.odex --compiler-filter=quicken --class-loader-context=&

Network

Country Destination Domain Proto
GB 142.250.200.42:443 tcp
N/A 224.0.0.251:5353 udp
US 1.1.1.1:53 alog.umeng.com udp
CN 223.109.148.176:80 alog.umeng.com tcp
CN 223.109.148.130:80 alog.umeng.com tcp
GB 142.250.187.206:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 172.217.16.238:443 android.apis.google.com tcp
CN 223.109.148.178:80 alog.umeng.com tcp
CN 223.109.148.179:80 alog.umeng.com tcp
CN 223.109.148.141:80 alog.umeng.com tcp
CN 223.109.148.177:80 alog.umeng.com tcp
US 1.1.1.1:53 alog.umeng.co udp

Files

/data/data/com.ds.sm/app_push_lib/plugin-deploy.jar

MD5 02fe22caeb17a9d7c7f5c3914e3cda29
SHA1 7e3293216263ab967ca6e9a3c55ba589444e3de7
SHA256 0fba8eedb44faf95448ed7e25bcba48b49aa981e1e1e154fcbd90e48447813a4
SHA512 020324dd3b38d6d75fbb54f18caf0bfdff38e27b0c18aa83989b53e9da96a6d6c780f281b21da8f1b41e3de1206306954dc9d1e42aa2dd12f500b66e04f4c647

/data/data/com.ds.sm/app_push_lib/plugin-deploy.key

MD5 7a0cd67afabcc1af66c6eda92275e045
SHA1 2a3e9814abb276bb1617e171ed51f92ad6985f91
SHA256 182e95d8c4ea446b0d286c711d426bf9c60257f7e00259b9c969ba1edf864140
SHA512 286d7e0341a641aa989f0d8aa3a34384761eb77c98605939a7fe7128c6c0f7c061158aca4acdee659a8f870ea17c84b0edbfda6dd7da984faa86a57e4c7c1f6e

/data/user/0/com.ds.sm/app_push_lib/plugin-deploy.jar

MD5 6eece12bef4636ee00537a00972783d6
SHA1 70cdeff33805ef11d6ca6b6f11a0218d01a4612f
SHA256 de6be84627740fa2bcb1932a928a147270f525ba4e565ad7a8d49dac8100fe55
SHA512 c1d4d9e29506c4916b498afdc86536578ac4ee55bc31678fe2377bc3491ec9b1040b030a8edaf76194b378e2e8134d665b1246cc153ccec593bdd382d87ac726

/data/user/0/com.ds.sm/app_push_lib/plugin-deploy.jar

MD5 adb7c7ef99f3d6df70a520e3c4fed873
SHA1 75cbca5bc40d4a249b7771ebb141ff9621382bcd
SHA256 eb8deedf7c179d684c841e01dae4b5e8751caa92dba055eaf0485e940fb2e5ee
SHA512 07160e84c0aa0cdc6a22a49cf4952b02721b83ed0f33ea2b3aa7f3b16023b78ce23704a5ca31f03741a5c52939e24c70d000e6ed8e97d4308e7fd7635055c8e5

/data/data/com.ds.sm/files/umeng_it.cache

MD5 dfa7601ba89a587720fb41595763b2aa
SHA1 1cdf6c670c53dbec790671e1e3e4187dd9ed61a2
SHA256 9c0ce61e02d6514049723fa4da237ee7a32a4a312a154c3d42d91af856d00813
SHA512 dfeee4ecdfe2ffc65346cc2012af5e8e039739406fdce1e751253496a1510f037e42e96ed9c95c9e0f5ebdd9168e95a5b09892309051e3f515e93a9ed911a176

/data/data/com.ds.sm/files/mobclick_agent_sealed_com.ds.sm

MD5 5cc201143dd5d7df37077617ec25c0e8
SHA1 3e4c94e0bb5466e3bbea2e2f81062441775e9a9d
SHA256 c38f989f927a5c08739fa78326b11c972f0c022ddb3ef29f26c33dbd51352455
SHA512 14ce8422b34bb1c46fffd882a8136e0eb87ec78640b7e20c773a1589524ca81f1f86ae067e2a8e29e77585055baf93cab97e55c9f3d5cec82fa132bd46bddec6

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-19 04:11

Reported

2024-05-19 04:11

Platform

android-x86-arm-20240514-en

Max time network

4s

Command Line

N/A

Signatures

N/A

Processes

N/A

Network

Country Destination Domain Proto
GB 142.250.200.34:443 tcp
N/A 224.0.0.251:5353 udp

Files

N/A

Analysis: behavioral3

Detonation Overview

Submitted

2024-05-19 04:11

Reported

2024-05-19 04:11

Platform

android-x64-20240514-en

Max time network

6s

Command Line

N/A

Signatures

N/A

Processes

N/A

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp

Files

N/A

Analysis: behavioral4

Detonation Overview

Submitted

2024-05-19 04:11

Reported

2024-05-19 04:11

Platform

android-x64-arm64-20240514-en

Max time network

6s

Command Line

N/A

Signatures

N/A

Processes

N/A

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp

Files

N/A