Malware Analysis Report

2025-01-19 05:48

Sample ID 241205-1x2k6azqhp
Target fd715916260b75edbfc640c0fdbd5d641953b93017168bef4f0ec77d9cf34bdd.bin
SHA256 fd715916260b75edbfc640c0fdbd5d641953b93017168bef4f0ec77d9cf34bdd
Tags
hook collection credential_access discovery evasion execution impact infostealer persistence rat 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

fd715916260b75edbfc640c0fdbd5d641953b93017168bef4f0ec77d9cf34bdd

Threat Level: Known bad

The file fd715916260b75edbfc640c0fdbd5d641953b93017168bef4f0ec77d9cf34bdd.bin was found to be: Known bad.

Malicious Activity Summary

hook collection credential_access discovery evasion execution impact infostealer persistence rat trojan

Hook

Hook family

Makes use of the framework's Accessibility service

Queries the phone number (MSISDN for GSM devices)

Queries information about running processes on the device

Loads dropped Dex/Jar

Obtains sensitive information copied to the device clipboard

Declares services with permission to bind to the system

Attempts to obfuscate APK file format

Acquires the wake lock

Declares broadcast receivers with permission to handle system events

Reads information about phone network operator.

Queries information about the current Wi-Fi connection

Makes use of the framework's foreground persistence service

Performs UI accessibility actions on behalf of the user

Queries the mobile country code (MCC)

Requests dangerous framework permissions

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

Schedules tasks to execute at a specified time

Uses Crypto APIs (Might try to encrypt user data)

Checks memory information

Checks CPU information

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-12-05 22:02

Signatures

Attempts to obfuscate APK file format

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 notification listener services to bind with the system. Allows apps to listen to and interact with notifications on the device. android.permission.BIND_NOTIFICATION_LISTENER_SERVICE N/A N/A
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
Required to be able to access the camera device. android.permission.CAMERA 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 from external storage. android.permission.READ_EXTERNAL_STORAGE 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 receive SMS messages. android.permission.RECEIVE_SMS 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 read access to the device's phone number(s). android.permission.READ_PHONE_NUMBERS N/A N/A
Allows an application to read the user's call log. android.permission.READ_CALL_LOG 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 app to access approximate location. android.permission.ACCESS_COARSE_LOCATION 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 write the user's contacts data. android.permission.WRITE_CONTACTS 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 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

Analysis: behavioral3

Detonation Overview

Submitted

2024-12-05 22:02

Reported

2024-12-05 22:05

Platform

android-x64-arm64-20240910-en

Max time kernel

147s

Max time network

158s

Command Line

com.udyfmmpcu.romkvoabc

Signatures

Hook

rat trojan infostealer hook

Hook family

hook

Loads dropped Dex/Jar

evasion
Description Indicator Process Target
N/A /data/user/0/com.udyfmmpcu.romkvoabc/app_dex/classes.dex N/A N/A
N/A /data/user/0/com.udyfmmpcu.romkvoabc/app_dex/classes.dex 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.findAccessibilityNodeInfosByText N/A N/A
Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId N/A N/A
Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId N/A N/A

Obtains sensitive information copied to the device clipboard

collection credential_access impact
Description Indicator Process Target
Framework service call android.content.IClipboard.addPrimaryClipChangedListener N/A N/A

Queries information about running processes on the device

discovery
Description Indicator Process Target
Framework service call android.app.IActivityManager.getRunningAppProcesses N/A N/A

Queries the phone number (MSISDN for GSM devices)

discovery

Acquires the wake lock

Description Indicator Process Target
Framework service call android.os.IPowerManager.acquireWakeLock N/A N/A

Makes use of the framework's foreground persistence service

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

Performs UI accessibility actions on behalf of the user

evasion
Description Indicator Process Target
N/A android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction N/A N/A
N/A android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction N/A N/A
N/A android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction N/A N/A
N/A android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction N/A N/A
N/A android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction 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

Reads information about phone network operator.

discovery

Schedules tasks to execute at a specified time

execution persistence
Description Indicator Process Target
Framework service call android.app.job.IJobScheduler.schedule 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

Checks CPU information

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

Checks memory information

Description Indicator Process Target
File opened for read /proc/meminfo N/A N/A

Processes

com.udyfmmpcu.romkvoabc

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
GB 142.250.187.206:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.179.238:443 android.apis.google.com tcp
US 1.1.1.1:53 www.youtube.com udp
GB 142.250.178.14:443 www.youtube.com udp
GB 142.250.178.14:443 www.youtube.com tcp
GB 142.250.179.238:443 www.youtube.com tcp
US 216.239.38.223:443 tcp
US 1.1.1.1:53 ssl.google-analytics.com udp
GB 216.58.204.72:443 ssl.google-analytics.com tcp
RU 94.141.120.34:80 tcp
RU 94.141.120.34:80 tcp
RU 94.141.120.34:80 tcp
RU 94.141.120.34:80 tcp
RU 94.141.120.34:80 tcp
RU 94.141.120.34:80 tcp
RU 94.141.120.34:80 tcp
RU 94.141.120.34:80 tcp
RU 94.141.120.34:80 tcp
RU 94.141.120.34:80 tcp
RU 94.141.120.34:80 tcp
RU 94.141.120.34:80 tcp
GB 216.58.201.97:443 tcp
GB 172.217.169.65:443 tcp
US 216.239.38.223:443 tcp
US 216.239.38.223:443 tcp

Files

/data/data/com.udyfmmpcu.romkvoabc/cache/classes.zip

MD5 30c08a571535168837ca595efabbfa1a
SHA1 6bf1bd00f8801ba9aed642e535f2d78365230bf2
SHA256 e23054f13a593bb42d7cdb90b773da5befb23e0509f0f04fbfb80dd3def6debc
SHA512 2fa3401efdd677723ae8cdd8a40719ca20ec140097a4d44a505c1f19587951380b1601869ddb04030d48d38f087f00b87f7bb6d490817754bf868931aeaaf055

/data/data/com.udyfmmpcu.romkvoabc/cache/classes.dex

MD5 a7ad2af4d63eaf2dcbb21682800ae15c
SHA1 26b6d7a28dde8bc99cca8e9502f5faf24be412e7
SHA256 b4978641c5bcd33120c606b8f44c605f500fe7ca3def7ec79ba3c6ab5d1e4d59
SHA512 4ca05693ba899c287af2befface20de274423ca406f619c15ebab4cf3eca1a986653e158c2af37f1edfd705d5968952676fe227ec6fa712b5fc41a8fe0c5e2ea

/data/data/com.udyfmmpcu.romkvoabc/app_dex/classes.dex

MD5 1fa075d6a84789ede11026224fea05b4
SHA1 0483c0f774e120dd6b09a362520685ac968dc6d7
SHA256 d64f3070235d0cc4cc39ba239fcbc542cc9a991e87a6d1261e47d1012fe706aa
SHA512 02f9afb16ce2e4d1f2cf89dc67e076cb8d598f208dc26edaa14ad8b241ba40b1ad79bd5cd39c966df760aa1e8fe73d3ea0fcbae11906e82029775741867f5c70

/data/data/com.udyfmmpcu.romkvoabc/no_backup/androidx.work.workdb-journal

MD5 5371805c4d30bd3ac11478c7ce76ed01
SHA1 72b6405b0ecba945b67619415628f9392a5c606a
SHA256 f1744f8dada260b7a2b7c139b5c7f7262306fa5f43e79b88b54162e451fbf182
SHA512 ec0518f7a4a51d8650c352f6ccc8e0a62cb03388779eee7b13ea10765b2f17a9e429da09a1f55fb6866942c92ff856fac4e9798c87fdae4944830ec5e8060c4f

/data/data/com.udyfmmpcu.romkvoabc/no_backup/androidx.work.workdb

MD5 7e858c4054eb00fcddc653a04e5cd1c6
SHA1 2e056bf31a8d78df136f02a62afeeca77f4faccf
SHA256 9010186c5c083155a45673017d1e31c2a178e63cc15a57bbffde4d1956a23dad
SHA512 d0c7a120940c8e637d5566ef179d01eff88a2c2650afda69ad2a46aad76533eaace192028bba3d60407b4e34a950e7560f95d9f9b8eebe361ef62897d88b30cb

/data/data/com.udyfmmpcu.romkvoabc/no_backup/androidx.work.workdb-shm

MD5 bb7df04e1b0a2570657527a7e108ae23
SHA1 5188431849b4613152fd7bdba6a3ff0a4fd6424b
SHA256 c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479
SHA512 768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

/data/data/com.udyfmmpcu.romkvoabc/no_backup/androidx.work.workdb-wal

MD5 f509faab830ef4eab42a48f743c567b3
SHA1 526029b8de61004e8e0276ed203e031e3a79cefd
SHA256 4bcf7bdd49f7563f7cb83d58231a355f3ffb1bf18a1020a78cccb341778d1332
SHA512 bd90b1dd20c4999c68e8c1745c91b62e226bd58a7ef635fedad8eea34f24204dbcc9ced46af3324bd19859ca4bb32a079f0bf4411fc1c762f00aaee2605122da

/data/data/com.udyfmmpcu.romkvoabc/no_backup/androidx.work.workdb-wal

MD5 bc1269e831457e7af85c5f3749d207de
SHA1 724dcb011d48002b2cefa6051979ad9e1fe25bc4
SHA256 596373883e9ead0e615014403b63c27f1261ed71e5462f49218c14ff6440a759
SHA512 73d71e93fff9ac591abdb48ff1da6185b75c3f0427b5c57c942836bfa1d65b50ff591541c48a3c5760f5ac80844e2284217be0497b1400bb60ab064dc4380fdf

/data/data/com.udyfmmpcu.romkvoabc/no_backup/androidx.work.workdb-wal

MD5 955235c02d8d30af40a6c68127c11c4c
SHA1 2b05493e414d7e97bee13133321219e93b945481
SHA256 3b29e12e35e3a9ce17f8171216b1af338348a41743ce85ce3da9e0041997e988
SHA512 734f4557a05d21a98a7156058c7a4807e915a191cefa07a991d287fc98dd37bbb0f2e9e31ac2045b367743c2f44ef592d2980d8fd6cf17884763a53a32ea76c8

Analysis: behavioral1

Detonation Overview

Submitted

2024-12-05 22:02

Reported

2024-12-05 22:04

Platform

android-x86-arm-20240910-en

Command Line

N/A

Signatures

N/A

Processes

N/A

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-12-05 22:02

Reported

2024-12-05 22:05

Platform

android-x64-20240624-en

Max time kernel

147s

Max time network

156s

Command Line

com.udyfmmpcu.romkvoabc

Signatures

Hook

rat trojan infostealer hook

Hook family

hook

Loads dropped Dex/Jar

evasion
Description Indicator Process Target
N/A /data/user/0/com.udyfmmpcu.romkvoabc/app_dex/classes.dex N/A N/A
N/A /data/user/0/com.udyfmmpcu.romkvoabc/app_dex/classes.dex 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
Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByText N/A N/A
Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId N/A N/A

Obtains sensitive information copied to the device clipboard

collection credential_access impact
Description Indicator Process Target
Framework service call android.content.IClipboard.addPrimaryClipChangedListener N/A N/A

Queries information about running processes on the device

discovery
Description Indicator Process Target
Framework service call android.app.IActivityManager.getRunningAppProcesses N/A N/A

Queries the phone number (MSISDN for GSM devices)

discovery

Acquires the wake lock

Description Indicator Process Target
Framework service call android.os.IPowerManager.acquireWakeLock N/A N/A

Makes use of the framework's foreground persistence service

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

Performs UI accessibility actions on behalf of the user

evasion
Description Indicator Process Target
N/A android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction N/A N/A
N/A android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction N/A N/A
N/A android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction N/A N/A
N/A android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction N/A N/A
N/A android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction 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

Queries the mobile country code (MCC)

discovery
Description Indicator Process Target
Framework service call com.android.internal.telephony.ITelephony.getNetworkCountryIsoForPhone N/A N/A

Reads information about phone network operator.

discovery

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

Schedules tasks to execute at a specified time

execution persistence
Description Indicator Process Target
Framework service call android.app.job.IJobScheduler.schedule 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

Checks CPU information

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

Checks memory information

Description Indicator Process Target
File opened for read /proc/meminfo N/A N/A

Processes

com.udyfmmpcu.romkvoabc

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
RU 94.141.120.34:80 tcp
RU 94.141.120.34:80 tcp
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
RU 94.141.120.34:80 tcp
RU 94.141.120.34:80 tcp
RU 94.141.120.34:80 tcp
RU 94.141.120.34:80 tcp
RU 94.141.120.34:80 tcp
GB 216.58.213.10:443 tcp
GB 172.217.16.228:443 tcp
GB 172.217.16.228:443 tcp
RU 94.141.120.34:80 tcp
RU 94.141.120.34:80 tcp
GB 142.250.179.238:443 tcp
GB 142.250.200.34:443 tcp
RU 94.141.120.34:80 tcp
RU 94.141.120.34:80 tcp
RU 94.141.120.34:80 tcp
RU 94.141.120.34:80 tcp
RU 94.141.120.34:80 tcp

Files

/data/data/com.udyfmmpcu.romkvoabc/cache/classes.zip

MD5 30c08a571535168837ca595efabbfa1a
SHA1 6bf1bd00f8801ba9aed642e535f2d78365230bf2
SHA256 e23054f13a593bb42d7cdb90b773da5befb23e0509f0f04fbfb80dd3def6debc
SHA512 2fa3401efdd677723ae8cdd8a40719ca20ec140097a4d44a505c1f19587951380b1601869ddb04030d48d38f087f00b87f7bb6d490817754bf868931aeaaf055

/data/data/com.udyfmmpcu.romkvoabc/cache/classes.dex

MD5 a7ad2af4d63eaf2dcbb21682800ae15c
SHA1 26b6d7a28dde8bc99cca8e9502f5faf24be412e7
SHA256 b4978641c5bcd33120c606b8f44c605f500fe7ca3def7ec79ba3c6ab5d1e4d59
SHA512 4ca05693ba899c287af2befface20de274423ca406f619c15ebab4cf3eca1a986653e158c2af37f1edfd705d5968952676fe227ec6fa712b5fc41a8fe0c5e2ea

/data/data/com.udyfmmpcu.romkvoabc/app_dex/classes.dex

MD5 1fa075d6a84789ede11026224fea05b4
SHA1 0483c0f774e120dd6b09a362520685ac968dc6d7
SHA256 d64f3070235d0cc4cc39ba239fcbc542cc9a991e87a6d1261e47d1012fe706aa
SHA512 02f9afb16ce2e4d1f2cf89dc67e076cb8d598f208dc26edaa14ad8b241ba40b1ad79bd5cd39c966df760aa1e8fe73d3ea0fcbae11906e82029775741867f5c70

/data/data/com.udyfmmpcu.romkvoabc/no_backup/androidx.work.workdb-journal

MD5 527b69921c95b6606fd32f886dcb6bcb
SHA1 a434326ad6d110ea526ac6a2ce8d58ac7eae9bd5
SHA256 d3fbe3ff08875d345da4e8e37ac95efdf4927621c70925cb10f8a75266861fd7
SHA512 d8338a691ea697c4f190b12390c2bb97d49b85fc5621791be030c64559839a7627d5f9faa6416af83ce44c58efd5a94ab9729b9299808530a6f59d8f2df4337b

/data/data/com.udyfmmpcu.romkvoabc/no_backup/androidx.work.workdb

MD5 f2b4b0190b9f384ca885f0c8c9b14700
SHA1 934ff2646757b5b6e7f20f6a0aa76c7f995d9361
SHA256 0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514
SHA512 ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

/data/data/com.udyfmmpcu.romkvoabc/no_backup/androidx.work.workdb-shm

MD5 bb7df04e1b0a2570657527a7e108ae23
SHA1 5188431849b4613152fd7bdba6a3ff0a4fd6424b
SHA256 c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479
SHA512 768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

/data/data/com.udyfmmpcu.romkvoabc/no_backup/androidx.work.workdb-wal

MD5 65b18acb1df064dab33180b3fe172ba7
SHA1 fe4c297c12f575b9d8f09d8753148535166eb79e
SHA256 424ca2fcbbaca3bf2adff1aa235b4bafaaaba0fc23dc2597f084cf1c86c9a886
SHA512 90c6602e021c94c7ad58951c1fbd232733fe7367e7804133ddb71309cf13f94175f030c0f099d6ace7f82be81dabbf424184f17c3555cf930ff97bda14facbdf

/data/data/com.udyfmmpcu.romkvoabc/no_backup/androidx.work.workdb-wal

MD5 2a2e29000b476bd8664e2740032ff020
SHA1 a7ff9c3946fe9c87f53bcbdc4108d298ccf7cf4f
SHA256 ae65e0e42e5d8751009269e93ddf15425de3ac245b46c85ad64645d40431c460
SHA512 ebae236823fb2736466cb3397bf40cb9f2ffdc175da430e46423954bd472820d7e0a9852dd7012c08ab835f6f6cf9767bb168132c875e2274e661fe8d10a3f06

/data/data/com.udyfmmpcu.romkvoabc/no_backup/androidx.work.workdb-wal

MD5 64204e43238f9668ea801b6608fb8c75
SHA1 a142e205680ad9378703a11e228373a7aca7203e
SHA256 fd8685d05e2bcc425b7f981ad799d42137101dcc1b9f0b5180df668d6c42c248
SHA512 6c10932af6677984198e50f9a47ac0ef7e8ee65a3540d930b33f23fac363909fc566684abae14553eb55926b1cb2ab26aaa5776f395bdab329b80f921ac501e9