Malware Analysis Report

2024-10-19 12:58

Sample ID 240826-1wqr9syhkr
Target 9ae5854df7d88cabecfd75b8b4a36987324b9f5b39772c92428a479e20e6bfe1.bin
SHA256 9ae5854df7d88cabecfd75b8b4a36987324b9f5b39772c92428a479e20e6bfe1
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

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 Overview

score
10/10

SHA256

9ae5854df7d88cabecfd75b8b4a36987324b9f5b39772c92428a479e20e6bfe1

Threat Level: Known bad

The file 9ae5854df7d88cabecfd75b8b4a36987324b9f5b39772c92428a479e20e6bfe1.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

Requests dangerous framework permissions

Performs UI accessibility actions on behalf of the user

Acquires the wake lock

Makes use of the framework's foreground persistence service

Reads information about phone network operator.

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

Requests modifying system settings.

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

Declares services with permission to bind to the system

Queries the mobile country code (MCC)

Declares broadcast receivers with permission to handle system events

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

Uses Crypto APIs (Might try to encrypt user data)

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

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-26 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 write to external storage. android.permission.WRITE_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

2024-08-26 22:00

Reported

2024-08-26 22:03

Platform

android-x86-arm-20240624-en

Max time kernel

49s

Max time network

137s

Command Line

com.turnhotl

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.turnhotl/cache/omgnwcbsagbrs N/A N/A
N/A /data/user/0/com.turnhotl/cache/omgnwcbsagbrs 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

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.turnhotl

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
GB 142.250.200.42:443 tcp
US 1.1.1.1:53 semanticlocation-pa.googleapis.com udp
US 1.1.1.1:53 slmla6242nbr.com udp
US 1.1.1.1:53 robetcotraslros5234.com udp
RU 193.143.1.24:443 slmla6242nbr.com tcp
RU 193.143.1.24:443 slmla6242nbr.com tcp
GB 216.58.204.78:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 172.217.16.238:443 android.apis.google.com tcp
RU 193.143.1.24:443 slmla6242nbr.com tcp
RU 193.143.1.24:443 slmla6242nbr.com tcp
RU 193.143.1.24:443 slmla6242nbr.com tcp
RU 193.143.1.24:443 slmla6242nbr.com tcp
RU 193.143.1.24:443 slmla6242nbr.com tcp

Files

/data/data/com.turnhotl/cache/omgnwcbsagbrs

MD5 a9fe57bc3c6bb63b4987ec258b572527
SHA1 b3c86073cfc6df785aad557546d69992d78128f7
SHA256 f1024c7f71d3a335042219e473c1a908f475a69c5d2ff7ff24084cd28a7b2d4a
SHA512 1dc86b9764ec85162bfe4a8e5a968d37fcdcfb105bad4874e79d82a600456415204ae71c058fb25424608c45be588e12c959b47256b25ac841bbc187043b34c5

/data/data/com.turnhotl/kl.txt

MD5 140c5a86d59cee83fecb72419108efd0
SHA1 96ee70d2ee6461ad4da1979e4b2ed5a88244a29d
SHA256 508f2e6177797065f7bec4f1dadb25d71c933ed8d3594afb6f325f0cca04d5fa
SHA512 3964734c43517e502858bbf4e9b45c81f0d77c35e31390510709e3031a4af2b612a64fab9e3cfa16ae47f9f25ffa9ab2291a36b9a29d226bbaf3595796f4ce26

/data/data/com.turnhotl/kl.txt

MD5 745e374c624aff6b01f38fc9a0a47c7a
SHA1 559405048893d31050938b55934f0afb32684da0
SHA256 080001c7bb9c0c0597a72d4aa1fd2f4d75743a7f3bbc945655601438ff4d807a
SHA512 0fc4c74a0294b370fa9a14011d207089f64c1daece62300d8396459af6e92eda075f93eb0f201ddffc2bcbe9cd0b70473bf28ef5d08ec1901331966aa9df0188

/data/data/com.turnhotl/kl.txt

MD5 cd4054f405b00b63bd07ba4c80c37f93
SHA1 470bfc16dfc3d3273d8d2a144182256b79c83957
SHA256 d83ba3b801576e5a4285f57ce6ddc39078fc80ffa6cdcada005b9f7ced07ef95
SHA512 52a35809926196a2edb9bc22b44367ecb32fc2f4d873cfb19da503bf2c0f81baaa298e532633e9de6b444b2a9e611b1c4a3feb8160cb3f6c58af29167e7ab091

/data/data/com.turnhotl/kl.txt

MD5 ea79888e93463aa77ddafa5d1ede3e5d
SHA1 260f04d6b92e6371e638fe60bbd700f149f2808e
SHA256 c591efe05273f4254fc8dd4d60315af740509b59b5f6b69e10b8f1b1862a6e8a
SHA512 2bfd7d51466022cf0c3085ced1f5f9fd8d2b3349217e8ce7c992da993e05a75f466fbc789b2b0297de89089ea13df2d44054d8e4c159df84fb3a46547cce0b06

/data/data/com.turnhotl/kl.txt

MD5 d888d958a878319d74f59c7ddac189b5
SHA1 adda380105250f75e9503f8e7dd5a3520a281b0c
SHA256 c47e8fead0711963899757840fc46d5d0e1a550a1a682f548856f8ceedc022d9
SHA512 b06ef322d78a82d706dcad32aabf9cf083efab5008c213a91e6ee74a0750e230bf70fc3c4c921969f4ef04ea74b960adda5a9854b7b86a2119f874b0f6bef100

/data/data/com.turnhotl/cache/oat/omgnwcbsagbrs.cur.prof

MD5 7bd460287e18185d690edefa1d0701c3
SHA1 c3474a7bc2fd5f011d139664984caf9160339c0a
SHA256 32459c768f549aa9238733cf4ad6e8fce858b53b9b949ea846dab1472573c5ba
SHA512 dde123e96059d190f9b0015ad63e588dc87971782f8ef937eda33735a17f565f27728c0040fe2e4db9c258a52e981e0c6a1f6a7ae576de7be626cc0a3f92acc9

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-26 22:00

Reported

2024-08-26 22:03

Platform

android-x64-20240624-en

Max time kernel

170s

Max time network

177s

Command Line

com.turnhotl

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.turnhotl/cache/omgnwcbsagbrs N/A N/A
N/A /data/user/0/com.turnhotl/cache/omgnwcbsagbrs 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

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

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.turnhotl

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 142.250.180.8:443 ssl.google-analytics.com tcp
US 1.1.1.1:53 havasarinliyorla234.com udp
US 1.1.1.1:53 sicaktanbayilcam52.com udp
US 1.1.1.1:53 hava540derece.com udp
US 74.119.239.234:443 hava540derece.com tcp
US 1.1.1.1:53 sicakdanbeynimyandii2.com udp
US 1.1.1.1:53 pikniktupu2534.com udp
US 1.1.1.1:53 sicaklarbittikurtldk6215.com udp
US 74.119.239.234:443 hava540derece.com tcp
GB 142.250.200.46:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.200.14:443 android.apis.google.com tcp
US 1.1.1.1:53 otururkenterliyorum42.com udp
US 74.119.239.234:443 otururkenterliyorum42.com tcp
GB 142.250.187.228:443 tcp
GB 142.250.187.228:443 tcp
US 1.1.1.1:53 selamcanoonaber.site udp
US 1.1.1.1:53 havacerinlii34.com udp
US 74.119.239.234:443 otururkenterliyorum42.com tcp
US 1.1.1.1:53 slmla6242nbr.com udp
RU 193.143.1.24:443 slmla6242nbr.com tcp
US 1.1.1.1:53 cehennemdirloo34.com udp
GB 216.58.213.14:443 tcp
GB 142.250.178.2:443 tcp
RU 193.143.1.24:443 slmla6242nbr.com tcp
US 74.119.239.234:443 otururkenterliyorum42.com tcp
US 1.1.1.1:53 robetcotraslros5234.com udp
US 74.119.239.234:443 otururkenterliyorum42.com tcp
RU 193.143.1.24:443 slmla6242nbr.com tcp
RU 193.143.1.24:443 slmla6242nbr.com tcp
RU 193.143.1.24:443 slmla6242nbr.com tcp
RU 193.143.1.24:443 slmla6242nbr.com tcp

Files

/data/data/com.turnhotl/cache/omgnwcbsagbrs

MD5 a9fe57bc3c6bb63b4987ec258b572527
SHA1 b3c86073cfc6df785aad557546d69992d78128f7
SHA256 f1024c7f71d3a335042219e473c1a908f475a69c5d2ff7ff24084cd28a7b2d4a
SHA512 1dc86b9764ec85162bfe4a8e5a968d37fcdcfb105bad4874e79d82a600456415204ae71c058fb25424608c45be588e12c959b47256b25ac841bbc187043b34c5

/data/data/com.turnhotl/cache/oat/omgnwcbsagbrs.cur.prof

MD5 8c83d50d68aeae2af6662fedb3749f8e
SHA1 a1dcee87b69692b6aab2397944638e51680047b8
SHA256 c6447f04064ef32cc6b073addb29e621201c52f67dac6bcc9f1a87f25292284b
SHA512 d5e1541b6c84a486bc04c8ddd3fa43e90aee764efc090982eba6a412f522af59282ec3cb3370e30d0e6357bfe6e38658e4a1a7e93399b5cfaa6f99e5b772e68a

/data/data/com.turnhotl/.qcom.turnhotl

MD5 046a414913add6f5bb60072c7db819b6
SHA1 451ee4f6809260aec622d772fd329c7d0297a842
SHA256 b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a
SHA512 4e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c