Malware Analysis Report

2024-09-09 13:47

Sample ID 240602-156j3saa32
Target 96f77ed9d4ec850dd7022739a512704070d49852819952118f0dfe2239ae5892.bin
SHA256 96f77ed9d4ec850dd7022739a512704070d49852819952118f0dfe2239ae5892
Tags
octo banker collection credential_access discovery evasion impact infostealer persistence rat stealth trojan
score
10/10

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 Overview

score
10/10

SHA256

96f77ed9d4ec850dd7022739a512704070d49852819952118f0dfe2239ae5892

Threat Level: Known bad

The file 96f77ed9d4ec850dd7022739a512704070d49852819952118f0dfe2239ae5892.bin was found to be: Known bad.

Malicious Activity Summary

octo banker collection credential_access discovery evasion impact infostealer persistence rat stealth trojan

Octo

Octo payload

Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps)

Removes its main activity from the application launcher

Requests accessing notifications (often used to intercept notifications before users become aware).

Prevents application removal

Makes use of the framework's Accessibility service

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

Queries the phone number (MSISDN for GSM devices)

Loads dropped Dex/Jar

Queries the mobile country code (MCC)

Makes use of the framework's foreground persistence service

Declares services with permission to bind to the system

Acquires the wake lock

Queries the unique device ID (IMEI, MEID, IMSI)

Reads information about phone network operator.

Requests disabling of battery optimizations (often used to enable hiding in the background).

Requests dangerous framework permissions

Declares broadcast receivers with permission to handle system events

Uses Crypto APIs (Might try to encrypt user data)

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-02 22:14

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
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

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
Allows an application to read from external storage. android.permission.READ_EXTERNAL_STORAGE N/A N/A
Allows an application to receive SMS messages. android.permission.RECEIVE_SMS 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 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 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

2024-06-02 22:14

Reported

2024-06-02 22:18

Platform

android-x86-arm-20240514-en

Max time kernel

179s

Max time network

161s

Command Line

com.endbetween46

Signatures

Octo

banker trojan infostealer rat octo

Octo payload

Description Indicator Process Target
N/A N/A 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.findAccessibilityNodeInfosByViewId N/A N/A

Prevents application removal

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

Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps)

banker discovery

Removes its main activity from the application launcher

stealth trojan evasion
Description Indicator Process Target
N/A N/A N/A N/A

Requests accessing notifications (often used to intercept notifications before users become aware).

collection credential_access
Description Indicator Process Target
Intent action android.settings.ACTION_NOTIFICATION_LISTENER_SETTINGS N/A N/A

Loads dropped Dex/Jar

evasion
Description Indicator Process Target
N/A /data/user/0/com.endbetween46/cache/nkbkg N/A N/A
N/A /data/user/0/com.endbetween46/cache/nkbkg 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

Queries the mobile country code (MCC)

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

Queries the phone number (MSISDN for GSM devices)

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

Acquires the wake lock

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

Queries the unique device ID (IMEI, MEID, IMSI)

discovery

Reads information about phone network operator.

discovery

Requests disabling of battery optimizations (often used to enable hiding in the background).

evasion
Description Indicator Process Target
Intent action android.settings.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS 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.endbetween46

Network

Country Destination Domain Proto
GB 142.250.200.42:443 tcp
N/A 224.0.0.251:5353 udp
GB 172.217.169.10:443 tcp
US 1.1.1.1:53 semanticlocation-pa.googleapis.com udp
US 1.1.1.1:53 www.google.com udp
GB 142.250.200.4:443 www.google.com tcp
GB 142.250.187.206:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.187.238:443 android.apis.google.com tcp
US 1.1.1.1:53 tutankamunhaci.top udp
US 1.1.1.1:53 kranliktaaradm.xyz udp
US 1.1.1.1:53 fesatokero.top udp
US 1.1.1.1:53 lemanobelki.xyz udp
US 1.1.1.1:53 gecelerisvdmpkiyasen.top udp
US 1.1.1.1:53 tambanunakere.xyz udp
US 1.1.1.1:53 bilebilegndere.xyz udp
US 1.1.1.1:53 kefalmefaltefal.xyz udp
US 1.1.1.1:53 leardolordoloro.top udp
US 1.1.1.1:53 karakapkaraklpak.xyz udp
US 1.1.1.1:53 astralanahatarim.top udp
US 1.1.1.1:53 tabukareler.top udp
US 1.1.1.1:53 yoktuhcfener.xyz udp
US 1.1.1.1:53 dlounayyanimda.top udp
US 1.1.1.1:53 hadikapanikapatsana.xyz udp
US 1.1.1.1:53 ruhumdnzincirr.top udp
US 1.1.1.1:53 anilardvrimi.xyz udp
US 1.1.1.1:53 buzbuzdagdaglari.top udp
BG 194.59.30.2:443 buzbuzdagdaglari.top tcp
BG 194.59.30.2:443 buzbuzdagdaglari.top tcp
BG 194.59.30.2:443 buzbuzdagdaglari.top tcp
BG 194.59.30.2:443 buzbuzdagdaglari.top tcp
BG 194.59.30.2:443 buzbuzdagdaglari.top tcp
GB 172.217.169.66:443 tcp
GB 142.250.179.238:443 tcp
BG 194.59.30.2:443 buzbuzdagdaglari.top tcp

Files

/data/data/com.endbetween46/cache/nkbkg

MD5 49942b1e9ef99dd6efd7610e2f4887a9
SHA1 8bda7cb915aba3b7026d8438357444c2f17673f9
SHA256 ffb1d94e8619a2bc50279883c65bd06b3690e5dee35b24b4dd65ef73583ba3c4
SHA512 3f308dc3dd25ff82711749c5ef03c7c9ff73c6835ef4c527a699d75b5cafd11cce9c4f1619200bf9f72c7078a73053f6b601d6dea01f7ce1e98719bf6c4c7812

/data/data/com.endbetween46/kl.txt

MD5 226434f40a7f1958c4d004bf1998f880
SHA1 c953a45dbc7a5bb6ea4c6de6eec0b9eecf89cef3
SHA256 487a1d508ee5487399de4de6a5ff7dc420c7e0912f2e722f73b9e96302b4e165
SHA512 b56ffdee072778d9a27273f0b12bb2b6517a99ec1cfe518324fda63e239238e48668e178c2b9ad3edeb7ceead40fbd6593d5735804b2988056adc4ccaf8792d1

/data/data/com.endbetween46/kl.txt

MD5 cd85af15b7595d250faf2967f1db69c9
SHA1 a8c891a118070d66f25117ca3e8cf46aa7237d41
SHA256 5a769ae496c8fcfd41865aa3cf94dda27fd053acbd020559f27a9b481c244ae9
SHA512 cf58b45b2cd3d71d3f4c7c8075e4e6bf64844c99462e0c153e9a693243ca1125a593c8133fb3827252dee1ca53c4c5af22872d9dacb8eb0a5913251378137c9f

/data/data/com.endbetween46/kl.txt

MD5 7df6f83e6f458077f0ae96577a967cbc
SHA1 6a277ecf4653bf97cb5b81583d9d53e4dcfacda9
SHA256 e51b497b6742bf1ab5baa9ed77b5c1fbf04a1fe0500fb4c284d5f79a04552b7a
SHA512 ee3806751a6ef5622a869f6584bede2098ce2c8506b859498118b35765c139bf30a98e29008283732e9196d5d002e9b81d9948c97d4ee49c20fcb32306ffc71c

/data/data/com.endbetween46/kl.txt

MD5 2abb5fc76818aebe0fd1206d7dfcbe40
SHA1 4729bbbbb35ef5086c8b6bf192d32ad0e3a52ae8
SHA256 4dcba7a3f2891bbc8a825009ce1dd43cc69afe8a0e6dcd8f1b9ef659b3d97802
SHA512 46a422c4d551564bc4e71ac8660fd0eb6c33f11443b808758fd703a031190df0c0ac675f33dfc5b6eaf43acec7bae62b313b7fa6b692ff9e6d15525ca5aad579

/data/data/com.endbetween46/kl.txt

MD5 c36f27c904fd1c76e18318c589fd422d
SHA1 883f57c0dcb90d82b625399627263acab8abc303
SHA256 ef225d6463a7f88f27e3878548da2ac5ecc0f79a1b7f6080d92c7f4e8b09ce20
SHA512 0bcc3b74d03a662a1b583d140be684efabe65be9e7f2951e1f488014b8de1178ba952cc51f1dda4e7a1f83f6e5486866a9b89ebd69c72275a2f8411808baeebe

/data/data/com.endbetween46/cache/oat/nkbkg.cur.prof

MD5 ea9cd2747fe8b49cec9ff2f19363058c
SHA1 270ef04338a65d1ac8fd669548f16377e6caf28b
SHA256 56f4ffc39311cd2e8920508fa05df9cd8e8fc00bba6eb9fb7ea6959fb5462486
SHA512 31249695a54f56beb688335f61477ab2f71b969abc40d7452e4d7e6653814c49c04be8b4fcdeaf88f7ab1975bcdf5767140cb2c051541921e3d948f5064389d0

/data/data/com.endbetween46/.qcom.endbetween46

MD5 046a414913add6f5bb60072c7db819b6
SHA1 451ee4f6809260aec622d772fd329c7d0297a842
SHA256 b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a
SHA512 4e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-02 22:14

Reported

2024-06-02 22:18

Platform

android-x64-20240514-en

Max time kernel

179s

Max time network

183s

Command Line

com.endbetween46

Signatures

Octo

banker trojan infostealer rat octo

Octo payload

Description Indicator Process Target
N/A N/A 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.findAccessibilityNodeInfosByViewId N/A N/A

Prevents application removal

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

Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps)

banker discovery

Loads dropped Dex/Jar

evasion
Description Indicator Process Target
N/A /data/user/0/com.endbetween46/cache/nkbkg N/A N/A
N/A /data/user/0/com.endbetween46/cache/nkbkg 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

Queries the mobile country code (MCC)

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

Queries the phone number (MSISDN for GSM devices)

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

Acquires the wake lock

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

Reads information about phone network operator.

discovery

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.endbetween46

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
GB 142.250.200.10:443 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 astralanahatarim.top udp
US 1.1.1.1:53 tabukareler.top udp
US 1.1.1.1:53 tutankamunhaci.top udp
US 1.1.1.1:53 karakapkaraklpak.xyz udp
GB 142.250.200.46:443 tcp
US 1.1.1.1:53 kranliktaaradm.xyz udp
US 1.1.1.1:53 anilardvrimi.xyz udp
US 1.1.1.1:53 izlemebskasiyla.xyz udp
US 1.1.1.1:53 buzbuzdagdaglari.top udp
US 1.1.1.1:53 gecelerisvdmpkiyasen.top udp
US 1.1.1.1:53 dlounayyanimda.top udp
US 1.1.1.1:53 fesatokero.top udp
US 1.1.1.1:53 saybyebyetohepiniz.xyz udp
US 1.1.1.1:53 tambanunakere.xyz udp
US 1.1.1.1:53 yoktuhcfener.xyz udp
US 1.1.1.1:53 ruhumdnzincirr.top udp
BG 194.59.30.2:443 buzbuzdagdaglari.top tcp
US 1.1.1.1:53 bilebilegndere.xyz udp
US 1.1.1.1:53 kefalmefaltefal.xyz udp
US 1.1.1.1:53 lemanobelki.xyz udp
US 1.1.1.1:53 ssl.google-analytics.com udp
GB 216.58.212.232:443 ssl.google-analytics.com tcp
US 1.1.1.1:53 hadikapanikapatsana.xyz udp
BG 194.59.30.2:443 buzbuzdagdaglari.top tcp
BG 194.59.30.2:443 buzbuzdagdaglari.top tcp
GB 216.58.201.100:443 tcp
GB 216.58.201.100:443 tcp
BG 194.59.30.2:443 buzbuzdagdaglari.top tcp
BG 194.59.30.2:443 buzbuzdagdaglari.top tcp
BG 194.59.30.2:443 buzbuzdagdaglari.top tcp
BG 194.59.30.2:443 buzbuzdagdaglari.top tcp
GB 172.217.169.14:443 tcp
GB 172.217.16.226:443 tcp
BG 194.59.30.2:443 buzbuzdagdaglari.top tcp
BG 194.59.30.2:443 buzbuzdagdaglari.top tcp
BG 194.59.30.2:443 buzbuzdagdaglari.top tcp
BG 194.59.30.2:443 buzbuzdagdaglari.top tcp
BG 194.59.30.2:443 buzbuzdagdaglari.top tcp
BG 194.59.30.2:443 buzbuzdagdaglari.top tcp
BG 194.59.30.2:443 buzbuzdagdaglari.top tcp
BG 194.59.30.2:443 buzbuzdagdaglari.top tcp
BG 194.59.30.2:443 buzbuzdagdaglari.top tcp

Files

/data/data/com.endbetween46/cache/nkbkg

MD5 49942b1e9ef99dd6efd7610e2f4887a9
SHA1 8bda7cb915aba3b7026d8438357444c2f17673f9
SHA256 ffb1d94e8619a2bc50279883c65bd06b3690e5dee35b24b4dd65ef73583ba3c4
SHA512 3f308dc3dd25ff82711749c5ef03c7c9ff73c6835ef4c527a699d75b5cafd11cce9c4f1619200bf9f72c7078a73053f6b601d6dea01f7ce1e98719bf6c4c7812

/data/data/com.endbetween46/kl.txt

MD5 9f1011627a861cd80ed73e0ea0fcc784
SHA1 32700d70ede310be6e6a719135f9bb7da30a7ce2
SHA256 2437fa299dae5a8b3d8beedef80506ea9a491a1eebeab5d6a6481eb724936890
SHA512 ec0161a540b9f2b6d4fb0ec55f86923c03d1614a926a2e3ce3e4f1d129f8d6f9bc93808c0a8ae40efabbe524d30c1bc16d854e035155d3690223927a312633b0

/data/data/com.endbetween46/kl.txt

MD5 07718cbc0fd5916adfd67df2e5a1f4ed
SHA1 4a1fca099fc9a3277b09b7fdd19bfb863e02ba30
SHA256 e439ff0269c9d5cef2768e31bc06e33a78ac4bfb9135e90ace91e0c0877c467c
SHA512 17ad88abb0df369e2e4baaf8e6875fd39fd02e1e8a76efc42d68df560b868774d9fa9da056517adbf23694d820bb219e0ad7e0ba25043e79d1e217b5ca4124c7

/data/data/com.endbetween46/kl.txt

MD5 2abb5fc76818aebe0fd1206d7dfcbe40
SHA1 4729bbbbb35ef5086c8b6bf192d32ad0e3a52ae8
SHA256 4dcba7a3f2891bbc8a825009ce1dd43cc69afe8a0e6dcd8f1b9ef659b3d97802
SHA512 46a422c4d551564bc4e71ac8660fd0eb6c33f11443b808758fd703a031190df0c0ac675f33dfc5b6eaf43acec7bae62b313b7fa6b692ff9e6d15525ca5aad579

/data/data/com.endbetween46/kl.txt

MD5 81d9ff8b107f63cad773a3f3d1e22c01
SHA1 f0a07e52fbb1a9fd1092302d0b23ac3210252260
SHA256 c66ce3b75a1ffb6ffe9e8b0d091ffec130caa657e20dcb4736b6d818c10e8600
SHA512 f38ddc3adfab67e0a2001c7a4ffda2b3c9b2ded27903eb38ebd4e92871b11610c9355df50e27372511738a5c2043fb1697143735bc41728f95cf1e42b5bdbd67

/data/data/com.endbetween46/kl.txt

MD5 9eb6ee5395c8cc8545f3ff85be368ac4
SHA1 88a47725457ce6f69623d6bfddd8e7d3b6b6237c
SHA256 de497e8796065dfd3b1cccb3771e0d28573b823ee3f7fad00d90bec8ea731062
SHA512 1b6e2a1031e8b78bf7434a07b422f39a090d67999f04d72c23c8a0429bd5ca820713ebc985bae74c09727bb40a87a58a567418462fbbced855eaffb46cfa1a47

/data/data/com.endbetween46/cache/oat/nkbkg.cur.prof

MD5 e88463c65b5ff7dc37ddcfd3a4412700
SHA1 fe9ae1f2f674717c9eb6a662b2f9cdbcd5a7c084
SHA256 21e7283389e06ced558bbed5cdcf5d0e5c5eaafcb8ac6128bc46be759daa5cc3
SHA512 5ff79dd05c4287255db16a638b1effe9208f4b3888805ad0a32c847863c21a04b71e4366bb87b99b3537fe209fe537cdd34906099767edd57ecb0a739855cb05

/data/data/com.endbetween46/.qcom.endbetween46

MD5 046a414913add6f5bb60072c7db819b6
SHA1 451ee4f6809260aec622d772fd329c7d0297a842
SHA256 b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a
SHA512 4e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c