Analysis Overview
SHA256
5e22b0f84b9d6e30dabd72ad98a8f63117ccea76090e43003db62e2bbf739076
Threat Level: Likely malicious
The file 91c22c89a4696a03cf747b1b8640a912_JaffaCakes118 was found to be: Likely malicious.
Malicious Activity Summary
Removes its main activity from the application launcher
Requests changing the default SMS application.
Queries information about running processes on the device
Checks known Qemu pipes.
Queries the phone number (MSISDN for GSM devices)
Checks Android system properties for emulator presence.
Registers a broadcast receiver at runtime (usually for listening for system events)
Checks CPU information
Loads dropped Dex/Jar
Declares broadcast receivers with permission to handle system events
Acquires the wake lock
Reads information about phone network operator.
Queries the unique device ID (IMEI, MEID, IMSI)
Requests dangerous framework permissions
Checks if the internet connection is available
MITRE ATT&CK Matrix
Analysis: static1
Detonation Overview
Reported
2024-06-03 12:18
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 |
Requests dangerous framework permissions
| Description | Indicator | Process | Target |
| Allows an application to read the user's contacts data. | android.permission.READ_CONTACTS | N/A | N/A |
| Allows an application to read from external storage. | android.permission.READ_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 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 |
| 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 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 or write the system settings. | android.permission.WRITE_SETTINGS | N/A | N/A |
| Allows an application to receive SMS messages. | android.permission.RECEIVE_SMS | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-03 12:18
Reported
2024-06-03 12:22
Platform
android-x86-arm-20240514-en
Max time kernel
179s
Max time network
131s
Command Line
Signatures
Removes its main activity from the application launcher
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Requests changing the default SMS application.
| Description | Indicator | Process | Target |
| Intent action | android.provider.Telephony.ACTION_CHANGE_DEFAULT | N/A | N/A |
Checks CPU information
| Description | Indicator | Process | Target |
| File opened for read | /proc/cpuinfo | N/A | N/A |
Checks known Qemu pipes.
| Description | Indicator | Process | Target |
| N/A | /dev/socket/qemud | N/A | N/A |
| N/A | /dev/qemu_pipe | N/A | N/A |
Loads dropped Dex/Jar
| Description | Indicator | Process | Target |
| N/A | /data/user/0/com.plmbvzuvco.elnsyn/app_xmqoembomsv/cdfkgoexhc.jar | N/A | N/A |
| N/A | /data/user/0/com.plmbvzuvco.elnsyn/app_xmqoembomsv/cdfkgoexhc.jar | N/A | N/A |
Queries information about running processes on the device
| Description | Indicator | Process | Target |
| Framework service call | android.app.IActivityManager.getRunningAppProcesses | N/A | N/A |
Queries the phone number (MSISDN for GSM devices)
Registers a broadcast receiver at runtime (usually for listening for system events)
| Description | Indicator | Process | Target |
| Framework service call | android.app.IActivityManager.registerReceiver | N/A | N/A |
Acquires the wake lock
| Description | Indicator | Process | Target |
| Framework service call | android.os.IPowerManager.acquireWakeLock | N/A | N/A |
Checks if the internet connection is available
| Description | Indicator | Process | Target |
| Framework service call | android.net.IConnectivityManager.getActiveNetworkInfo | N/A | N/A |
Processes
com.plmbvzuvco.elnsyn
/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.plmbvzuvco.elnsyn/app_xmqoembomsv/cdfkgoexhc.jar --output-vdex-fd=42 --oat-fd=43 --oat-location=/data/user/0/com.plmbvzuvco.elnsyn/app_xmqoembomsv/oat/x86/cdfkgoexhc.odex --compiler-filter=quicken --class-loader-context=&
Network
| Country | Destination | Domain | Proto |
| N/A | 224.0.0.251:5353 | udp | |
| GB | 142.250.180.10:443 | tcp | |
| US | 1.1.1.1:53 | 23r23tttt.xyz | udp |
| GB | 142.250.180.14:443 | tcp | |
| US | 1.1.1.1:53 | android.apis.google.com | udp |
| GB | 172.217.16.238:443 | android.apis.google.com | tcp |
Files
/data/data/com.plmbvzuvco.elnsyn/app_xmqoembomsv/cdfkgoexhc.jar
| MD5 | 60a8dd0c3cb31ca0858bec1ebe6af441 |
| SHA1 | ec42790843820a3df940533bfb7f4b42e102c57d |
| SHA256 | 2437b2b15f9e9f5c4c8eacbb1b0a0f86bf9ef8dde76f6436536f900e0e80f088 |
| SHA512 | 23bf26198da382292af17acdcfc0db13f198a9a6e39153248c26f904aba539b55ba952a1b622416d128f50c77085371fe03e1225ebcd536f269a6bfb5dca3cea |
/data/user/0/com.plmbvzuvco.elnsyn/app_xmqoembomsv/cdfkgoexhc.jar
| MD5 | 643cf358af2c310fa041c73fb0f4e0b2 |
| SHA1 | 7b85a3cee4752705f7b854b1278a915c83703812 |
| SHA256 | 6cae3df46a3cc220e9cec9d0fecd2956a9a5c040e1c9cdac94a3bcbd7b8047f7 |
| SHA512 | 590eab2509a35dcec3b5413eb0166e5e6b80b2b06a0c2cdc502cc26781f1c538d499b53cbd1e6c7550758d7e05ea9b13fb9d560ecff54eace83ffce8b66f5e85 |
/data/user/0/com.plmbvzuvco.elnsyn/app_xmqoembomsv/cdfkgoexhc.jar
| MD5 | 0676ad903b2c15598655fdd86f749979 |
| SHA1 | 8a110c283475d67ba52645756b6efb48b657ced5 |
| SHA256 | a479966c9d1fdfd47b55e73aad22d46e480222153d397875a6fcfee9a8b6a4b7 |
| SHA512 | bc49bf9712f4b89b17400545c5114a66462b1979b8f0f8f8145853fcfa0a3c2e77aec7f1fc4a84d71b782230e3e6be44f5267ed52bc35bbf87304a8048fc0ef8 |
/data/data/com.plmbvzuvco.elnsyn/app_xmqoembomsv/oat/cdfkgoexhc.jar.cur.prof
| MD5 | 03de69e7add65e1a09a448a1fcb983ea |
| SHA1 | e8447a6a3a52fa5b6e1ce66889a0bc715c7a3ce7 |
| SHA256 | 52f960c15622508193600ef5567f003f0bbb344a9182fdbe41d4c7ab2f29f0ef |
| SHA512 | 9f4718dd8c1ad57de4aca037a94cfef2092f35b28ab06e019acd22d577867359539f1fa90d237eb686d9d3014c5e3ba9dd50f7ee35cbb4843c86a371f33c4205 |
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-03 12:18
Reported
2024-06-03 12:22
Platform
android-x64-20240514-en
Max time kernel
179s
Max time network
167s
Command Line
Signatures
Removes its main activity from the application launcher
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Checks Android system properties for emulator presence.
| Description | Indicator | Process | Target |
| Accessed system property | key: ro.bootloader | N/A | N/A |
Checks CPU information
| Description | Indicator | Process | Target |
| File opened for read | /proc/cpuinfo | N/A | N/A |
Checks known Qemu pipes.
| Description | Indicator | Process | Target |
| N/A | /dev/socket/qemud | N/A | N/A |
| N/A | /dev/qemu_pipe | N/A | N/A |
Loads dropped Dex/Jar
| Description | Indicator | Process | Target |
| N/A | /data/user/0/com.plmbvzuvco.elnsyn/app_xmqoembomsv/cdfkgoexhc.jar | N/A | N/A |
Queries information about running processes on the device
| Description | Indicator | Process | Target |
| Framework service call | android.app.IActivityManager.getRunningAppProcesses | N/A | N/A |
Queries the phone number (MSISDN for GSM devices)
Registers a broadcast receiver at runtime (usually for listening for system events)
| Description | Indicator | Process | Target |
| Framework service call | android.app.IActivityManager.registerReceiver | N/A | N/A |
Acquires the wake lock
| Description | Indicator | Process | Target |
| Framework service call | android.os.IPowerManager.acquireWakeLock | N/A | N/A |
Checks if the internet connection is available
| Description | Indicator | Process | Target |
| Framework service call | android.net.IConnectivityManager.getActiveNetworkInfo | N/A | N/A |
Queries the unique device ID (IMEI, MEID, IMSI)
Reads information about phone network operator.
Processes
com.plmbvzuvco.elnsyn
Network
| Country | Destination | Domain | Proto |
| N/A | 224.0.0.251:5353 | udp | |
| US | 1.1.1.1:53 | 23r23tttt.xyz | udp |
| US | 1.1.1.1:53 | android.apis.google.com | udp |
| GB | 172.217.16.238:443 | android.apis.google.com | tcp |
| US | 1.1.1.1:53 | ssl.google-analytics.com | udp |
| GB | 142.250.180.8:443 | ssl.google-analytics.com | tcp |
| GB | 142.250.187.206:443 | tcp | |
| GB | 172.217.16.238:443 | android.apis.google.com | tcp |
| GB | 142.250.179.226:443 | tcp | |
| GB | 142.250.178.4:443 | tcp | |
| US | 1.1.1.1:53 | www.google.com | udp |
| GB | 216.58.201.100:443 | www.google.com | tcp |
Files
/data/data/com.plmbvzuvco.elnsyn/app_xmqoembomsv/cdfkgoexhc.jar
| MD5 | 60a8dd0c3cb31ca0858bec1ebe6af441 |
| SHA1 | ec42790843820a3df940533bfb7f4b42e102c57d |
| SHA256 | 2437b2b15f9e9f5c4c8eacbb1b0a0f86bf9ef8dde76f6436536f900e0e80f088 |
| SHA512 | 23bf26198da382292af17acdcfc0db13f198a9a6e39153248c26f904aba539b55ba952a1b622416d128f50c77085371fe03e1225ebcd536f269a6bfb5dca3cea |
/data/user/0/com.plmbvzuvco.elnsyn/app_xmqoembomsv/cdfkgoexhc.jar
| MD5 | 643cf358af2c310fa041c73fb0f4e0b2 |
| SHA1 | 7b85a3cee4752705f7b854b1278a915c83703812 |
| SHA256 | 6cae3df46a3cc220e9cec9d0fecd2956a9a5c040e1c9cdac94a3bcbd7b8047f7 |
| SHA512 | 590eab2509a35dcec3b5413eb0166e5e6b80b2b06a0c2cdc502cc26781f1c538d499b53cbd1e6c7550758d7e05ea9b13fb9d560ecff54eace83ffce8b66f5e85 |
/data/data/com.plmbvzuvco.elnsyn/app_xmqoembomsv/oat/cdfkgoexhc.jar.cur.prof
| MD5 | 087a0f0d9094ceb607fb85698de48b97 |
| SHA1 | cc3c192eba4429019f244ee522349a33cf15225b |
| SHA256 | fb5bfdb50a97defbb3df9011e74fe90d0704a2559085e5d003bbccc463591bf0 |
| SHA512 | 3b1ac811804c2f038f08273559cabf5ea6f15ca64c2e84f3f4e98df59d309c2d0d59c5c5f598734bed91da516904b3eeb9ebcb3f5e0f88809aad834d11d9347e |
Analysis: behavioral3
Detonation Overview
Submitted
2024-06-03 12:18
Reported
2024-06-03 12:22
Platform
android-x64-arm64-20240514-en
Max time kernel
179s
Max time network
131s
Command Line
Signatures
Removes its main activity from the application launcher
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Requests changing the default SMS application.
| Description | Indicator | Process | Target |
| Intent action | android.provider.Telephony.ACTION_CHANGE_DEFAULT | N/A | N/A |
Checks Android system properties for emulator presence.
| Description | Indicator | Process | Target |
| Accessed system property | key: ro.hardware | N/A | N/A |
| Accessed system property | key: ro.product.device | N/A | N/A |
| Accessed system property | key: ro.product.model | N/A | N/A |
| Accessed system property | key: ro.product.name | N/A | N/A |
| Accessed system property | key: ro.bootloader | N/A | N/A |
| Accessed system property | key: ro.bootmode | N/A | N/A |
Checks CPU information
| Description | Indicator | Process | Target |
| File opened for read | /proc/cpuinfo | N/A | N/A |
Checks known Qemu pipes.
| Description | Indicator | Process | Target |
| N/A | /dev/socket/qemud | N/A | N/A |
| N/A | /dev/qemu_pipe | N/A | N/A |
Loads dropped Dex/Jar
| Description | Indicator | Process | Target |
| N/A | /data/user/0/com.plmbvzuvco.elnsyn/app_xmqoembomsv/cdfkgoexhc.jar | N/A | N/A |
Queries information about running processes on the device
| Description | Indicator | Process | Target |
| Framework service call | android.app.IActivityManager.getRunningAppProcesses | N/A | N/A |
Queries the phone number (MSISDN for GSM devices)
Acquires the wake lock
| Description | Indicator | Process | Target |
| Framework service call | android.os.IPowerManager.acquireWakeLock | N/A | N/A |
Checks if the internet connection is available
| Description | Indicator | Process | Target |
| Framework service call | android.net.IConnectivityManager.getActiveNetworkInfo | N/A | N/A |
Reads information about phone network operator.
Processes
com.plmbvzuvco.elnsyn
Network
| Country | Destination | Domain | Proto |
| N/A | 224.0.0.251:5353 | udp | |
| GB | 142.250.178.14:443 | tcp | |
| US | 1.1.1.1:53 | android.apis.google.com | udp |
| GB | 172.217.16.238:443 | android.apis.google.com | tcp |
| US | 1.1.1.1:53 | 23r23tttt.xyz | udp |
| US | 1.1.1.1:53 | ssl.google-analytics.com | udp |
| GB | 172.217.16.232:443 | ssl.google-analytics.com | tcp |
| GB | 142.250.178.4:443 | tcp | |
| GB | 142.250.178.4:443 | tcp |
Files
/data/user/0/com.plmbvzuvco.elnsyn/app_xmqoembomsv/cdfkgoexhc.jar
| MD5 | 60a8dd0c3cb31ca0858bec1ebe6af441 |
| SHA1 | ec42790843820a3df940533bfb7f4b42e102c57d |
| SHA256 | 2437b2b15f9e9f5c4c8eacbb1b0a0f86bf9ef8dde76f6436536f900e0e80f088 |
| SHA512 | 23bf26198da382292af17acdcfc0db13f198a9a6e39153248c26f904aba539b55ba952a1b622416d128f50c77085371fe03e1225ebcd536f269a6bfb5dca3cea |
/data/user/0/com.plmbvzuvco.elnsyn/app_xmqoembomsv/cdfkgoexhc.jar
| MD5 | 643cf358af2c310fa041c73fb0f4e0b2 |
| SHA1 | 7b85a3cee4752705f7b854b1278a915c83703812 |
| SHA256 | 6cae3df46a3cc220e9cec9d0fecd2956a9a5c040e1c9cdac94a3bcbd7b8047f7 |
| SHA512 | 590eab2509a35dcec3b5413eb0166e5e6b80b2b06a0c2cdc502cc26781f1c538d499b53cbd1e6c7550758d7e05ea9b13fb9d560ecff54eace83ffce8b66f5e85 |