Malware Analysis Report

2024-09-09 13:50

Sample ID 240710-1w181asdkn
Target bbbc3b12289133b4c00db74c42e3eb7b7e6e21f6673f93b9d188d9e59ee49b92.bin
SHA256 bbbc3b12289133b4c00db74c42e3eb7b7e6e21f6673f93b9d188d9e59ee49b92
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

bbbc3b12289133b4c00db74c42e3eb7b7e6e21f6673f93b9d188d9e59ee49b92

Threat Level: Known bad

The file bbbc3b12289133b4c00db74c42e3eb7b7e6e21f6673f93b9d188d9e59ee49b92.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

Removes its main activity from the application launcher

Loads dropped Dex/Jar

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

Queries the phone number (MSISDN for GSM devices)

Makes use of the framework's Accessibility service

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

Acquires the wake lock

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

Requests dangerous framework permissions

Performs UI accessibility actions on behalf of the user

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

Requests modifying system settings.

Reads information about phone network operator.

Queries the mobile country code (MCC)

Declares broadcast receivers with permission to handle system events

Declares services with permission to bind to the system

Makes use of the framework's foreground persistence service

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

Uses Crypto APIs (Might try to encrypt user data)

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-07-10 22:00

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 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

2024-07-10 22:00

Reported

2024-07-10 22:03

Platform

android-x86-arm-20240624-en

Max time kernel

172s

Max time network

143s

Command Line

com.oncewondert

Signatures

Octo

banker trojan infostealer rat octo

Octo payload

Description Indicator Process Target
N/A N/A N/A N/A

Removes its main activity from the application launcher

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

Loads dropped Dex/Jar

evasion
Description Indicator Process Target
N/A /data/user/0/com.oncewondert/cache/fugxlsozrqrnob N/A N/A
N/A /data/user/0/com.oncewondert/cache/fugxlsozrqrnob 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

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

banker discovery

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

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 unique device ID (IMEI, MEID, IMSI)

discovery

Reads information about phone network operator.

discovery

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

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

Requests modifying system settings.

evasion
Description Indicator Process Target
Intent action android.settings.action.MANAGE_WRITE_SETTINGS N/A N/A

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

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.oncewondert

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
US 1.1.1.1:53 semanticlocation-pa.googleapis.com udp
US 1.1.1.1:53 otururkenterliyorum42.com udp
RU 193.143.1.24:443 otururkenterliyorum42.com tcp
US 1.1.1.1:53 sicakdanbeynimyandii2.com udp
RU 193.143.1.24:443 otururkenterliyorum42.com tcp
GB 142.250.187.206:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.200.46:443 android.apis.google.com tcp
RU 193.143.1.24:443 otururkenterliyorum42.com tcp
RU 193.143.1.24:443 otururkenterliyorum42.com tcp
RU 193.143.1.24:443 otururkenterliyorum42.com tcp
RU 193.143.1.24:443 otururkenterliyorum42.com tcp
RU 193.143.1.24:443 otururkenterliyorum42.com tcp
RU 193.143.1.24:443 otururkenterliyorum42.com tcp

Files

/data/data/com.oncewondert/cache/fugxlsozrqrnob

MD5 bfdaec96d93ff5f2169b07113f481db9
SHA1 d6588e20fa3e50f58f46bfef11d26cbc6f83b487
SHA256 0eb5bf8444fe63724c2ee3c960a5b4ad445f30d79860420c987564318db28e73
SHA512 24d7506aa33d1734ae5633dc2880ba6aca7f720f1ea4b33cf84b72f056502d24b277ac2a4e94486001333d9ec1916d2908d2517c31fd824f2018feee63c631b1

/data/data/com.oncewondert/kl.txt

MD5 8c55d5a3867f7c70923942948a90d760
SHA1 0b05bfcfa2f4e5f40f7e16a6ab4b57e175b0c251
SHA256 a2d2c36bda42dc71490bef9ac4860508043a184fffa83df71a5ce9d5c92e1224
SHA512 842f5ba49edc120b7172872cdddf8b9a8636795a1a17d614bf0242bd635c0a4987cc30ce8534055a2312a65167436a241f0baf00504b9539635d09d2ee7e68b6

/data/data/com.oncewondert/kl.txt

MD5 e0c448c51e6be4be7234471702290579
SHA1 f6a17b60db5854274ed4c8c0dddc01cbbc8c0a50
SHA256 f63467d8da6d27ec7510e379742ca2ea06845d753c0a584da7bdec05aa63d4b7
SHA512 53e4a1d71a2312a253edc27adbd0c02b19747d2e840fce194174559dee78df848e6e62c612966a230b9506fa89606187a1473a5c62d10e91b52c26e98e339246

/data/data/com.oncewondert/kl.txt

MD5 693cffce57395af5e045a2003616e944
SHA1 382463efdabcb183ee0697102662f133d206f3a3
SHA256 68c42fa4430ba837da72ad16488355cfb0c0a9f9f65960b2413de5659debffb2
SHA512 2ae82bd1b5666b9cadd2ea1051cea9c9488da3a8cfcdb9b241942259a0d3fa519891d36e9c299806d6e76e3eb5bb423b8eb6794939300a962445b8d9bc82eda9

/data/data/com.oncewondert/kl.txt

MD5 24314dade6cf8202ee973e74662e3b67
SHA1 97bb7f96b4e6b634e122f2ef859e91ac27a8aab9
SHA256 4b701b8817feb344a08326fe264224782fd1149eacc95c529d780cdde24dc95f
SHA512 6b9f74a247de0e9515669ceb6b065ff9e163e0aca7550e1a4205e3bd089329e5c57e61361ad48033585269c43dafde8759e6cf2ee0c1e73162e9b7ee0209d54f

/data/data/com.oncewondert/kl.txt

MD5 80daee059d5fa2d443705996f30e8772
SHA1 3290d9ff060fe3cd05c51ebaa69f856a2021fde7
SHA256 bacf137713783f3c2d997ce640baaf3b01a2f2085e1c32ab2423118c53d4d102
SHA512 73aeee655acce5d8378d7fee63f128f03113f0bef6e072138609c09bcfae8803f1d0d310f00d3de9c657326953b587c3534844ca79083ee43895e4cfb4a5b95b

/data/data/com.oncewondert/cache/oat/fugxlsozrqrnob.cur.prof

MD5 188a80c3fad5b2fd92bfd1e9975b8e20
SHA1 610ccceec95e31dbd0c7fac60ae000053317ed09
SHA256 05ea1399ca29ddcbfab905240c3883d09af210761f5f830a625e4286e8ba84dd
SHA512 bba59dda18baa4fc11d9c317c257962dabb69c08e829720343a50987071ef9556db240f84ef14b914e9a1bbce18fcc0c2799e674278665aec0d85b37431cc196

/data/data/com.oncewondert/.qcom.oncewondert

MD5 046a414913add6f5bb60072c7db819b6
SHA1 451ee4f6809260aec622d772fd329c7d0297a842
SHA256 b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a
SHA512 4e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-10 22:00

Reported

2024-07-10 22:03

Platform

android-x64-20240624-en

Max time kernel

10s

Max time network

188s

Command Line

com.oncewondert

Signatures

Octo

banker trojan infostealer rat octo

Octo payload

Description Indicator Process Target
N/A N/A N/A N/A

Loads dropped Dex/Jar

evasion
Description Indicator Process Target
N/A /data/user/0/com.oncewondert/cache/fugxlsozrqrnob N/A N/A
N/A /data/user/0/com.oncewondert/cache/fugxlsozrqrnob 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

Processes

com.oncewondert

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 142.250.179.232:443 ssl.google-analytics.com tcp
GB 172.217.16.238:443 tcp
GB 142.250.179.226:443 tcp
GB 142.250.187.206:443 tcp
GB 173.194.76.188:5228 tcp
GB 142.250.180.4:443 tcp
US 1.1.1.1:53 selamcanoonaber.site udp
US 1.1.1.1:53 sicaktanbayilcam52.com udp
US 1.1.1.1:53 hava540derece.com udp
US 1.1.1.1:53 otururkenterliyorum42.com udp
US 1.1.1.1:53 cehennemdirloo34.com udp
US 1.1.1.1:53 sicakdanbeynimyandii2.com udp
RU 193.143.1.24:443 otururkenterliyorum42.com tcp
RU 193.143.1.24:443 otururkenterliyorum42.com tcp
US 1.1.1.1:53 accounts.google.com udp
BE 74.125.133.84:443 accounts.google.com tcp
US 1.1.1.1:53 accounts.google.com udp
GB 173.194.76.84:443 accounts.google.com tcp
US 1.1.1.1:53 static.xx.fbcdn.net udp
GB 163.70.151.21:443 static.xx.fbcdn.net tcp
US 1.1.1.1:53 www.google.com udp
US 1.1.1.1:53 www.google.com udp
GB 142.250.187.228:443 www.google.com tcp
GB 142.250.187.228:443 www.google.com udp
GB 142.250.187.228:443 www.google.com tcp
GB 142.250.187.228:443 www.google.com tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 216.58.204.78:443 android.apis.google.com tcp
US 1.1.1.1:53 semanticlocation-pa.googleapis.com udp
US 1.1.1.1:53 g.tenor.com udp
GB 172.217.169.42:443 g.tenor.com tcp
US 1.1.1.1:53 update.googleapis.com udp
GB 172.217.16.227:443 update.googleapis.com tcp
RU 193.143.1.24:443 otururkenterliyorum42.com tcp
US 1.1.1.1:53 mdh-pa.googleapis.com udp
US 1.1.1.1:53 safebrowsing.googleapis.com udp
RU 193.143.1.24:443 otururkenterliyorum42.com tcp
US 1.1.1.1:53 www.youtube.com udp
GB 216.58.213.14:443 www.youtube.com udp
GB 216.58.213.14:443 www.youtube.com tcp
US 1.1.1.1:53 www.google.com udp
GB 142.250.179.228:443 www.google.com tcp
US 1.1.1.1:53 semanticlocation-pa.googleapis.com udp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.200.14:443 android.apis.google.com tcp
GB 142.250.200.14:443 android.apis.google.com tcp
US 1.1.1.1:53 www.youtube.com udp
GB 216.58.213.14:443 www.youtube.com udp
GB 216.58.213.14:443 www.youtube.com tcp
US 1.1.1.1:53 growth-pa.googleapis.com udp
US 1.1.1.1:53 lh3-dz.googleusercontent.com udp
GB 142.250.200.1:443 lh3-dz.googleusercontent.com tcp
US 1.1.1.1:53 otururkenterliyorum42.com udp
RU 193.143.1.24:443 otururkenterliyorum42.com tcp
US 1.1.1.1:53 www.google.com udp
GB 142.250.179.228:443 www.google.com udp
GB 142.250.179.228:443 www.google.com tcp
GB 142.250.179.228:443 www.google.com tcp
US 1.1.1.1:53 accounts.google.com udp
US 1.1.1.1:53 accounts.google.com udp
BE 74.125.133.84:443 accounts.google.com tcp
RU 193.143.1.24:443 otururkenterliyorum42.com tcp
RU 193.143.1.24:443 otururkenterliyorum42.com tcp
RU 193.143.1.24:443 otururkenterliyorum42.com tcp

Files

/data/data/com.oncewondert/cache/fugxlsozrqrnob

MD5 bfdaec96d93ff5f2169b07113f481db9
SHA1 d6588e20fa3e50f58f46bfef11d26cbc6f83b487
SHA256 0eb5bf8444fe63724c2ee3c960a5b4ad445f30d79860420c987564318db28e73
SHA512 24d7506aa33d1734ae5633dc2880ba6aca7f720f1ea4b33cf84b72f056502d24b277ac2a4e94486001333d9ec1916d2908d2517c31fd824f2018feee63c631b1