octo | 728100f781df9c6451dacac6aadd0ee7bda55ac19b3f7f96c382ec292f55deb8

Analysis

max time kernel
148s
max time network
151s
platform
android-9_x86
resource
android-x86-arm-20240910-en
resource tags

arch:armarch:x86image:android-x86-arm-20240910-enlocale:en-usos:android-9-x86system
submitted
05-01-2025 22:02

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General

Target

728100f781df9c6451dacac6aadd0ee7bda55ac19b3f7f96c382ec292f55deb8.apk
Size

3.3MB
MD5

d8d686d7f292c456c074cf9b94a18fce
SHA1

fe9143dab60f1d0e5facf8be44a218edaca5e3c0
SHA256

728100f781df9c6451dacac6aadd0ee7bda55ac19b3f7f96c382ec292f55deb8
SHA512

e852317de9cef4d461b1f16e300ebd3ba798a47df7b070f547595e19aff0d8264bd409ee4b29b80811b061689f081c06146dedc2f52a024c7a921ef65c58edca
SSDEEP

98304:SkTmiZbDf9gO2mZOG4XjhP7eyd9DrOSklkLpSPjec6O9/sAVkJaXGNJDCQH:xbiG8PCyvDlg0SPt5SJ1

Score

10^/10

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

Malware Config

Extracted

Family

octo

https://tulumpeyniriyoreseltatlar.xyz/NWNlNzMzN2Y4NmI2/

https://dogalyoreseltulumpeyniri.xyz/NWNlNzMzN2Y4NmI2/

https://tulumpeynirindengelecekgida.xyz/NWNlNzMzN2Y4NmI2/

https://tulumpeyniritarifvedokusu.xyz/NWNlNzMzN2Y4NmI2/

https://tulumpeynirivelezzetmasali.xyz/NWNlNzMzN2Y4NmI2/

https://dogalmirastulumpeynirleri.xyz/NWNlNzMzN2Y4NmI2/

https://anadoluyatulumpeyniritarifi.xyz/NWNlNzMzN2Y4NmI2/

https://tulumpeyniriyoreselmutfak.xyz/NWNlNzMzN2Y4NmI2/

https://tulumpeyniritutkunlaridiyari.xyz/NWNlNzMzN2Y4NmI2/

https://tulumpeyniriseverlerkulubu.xyz/NWNlNzMzN2Y4NmI2/

https://tulumpeynirindengeleneksellik.xyz/NWNlNzMzN2Y4NmI2/

https://tulumpeyniriseverlerindunyasi.xyz/NWNlNzMzN2Y4NmI2/

https://tulumpeyniritatlardunyasi.xyz/NWNlNzMzN2Y4NmI2/

https://tulumpeyniriyoreselsanati.xyz/NWNlNzMzN2Y4NmI2/

https://tulumpeynirivetatlisesi.xyz/NWNlNzMzN2Y4NmI2/

https://dogalvetazeanadolupeyniri.xyz/NWNlNzMzN2Y4NmI2/

https://tulumpeynirisevenleryolu.xyz/NWNlNzMzN2Y4NmI2/

https://lezzetdunyasitulumpeyniri.xyz/NWNlNzMzN2Y4NmI2/

https://tulumpeynirindengelenek.xyz/NWNlNzMzN2Y4NmI2/

rc4.plain

Extracted

Family

octo

https://tulumpeyniriyoreseltatlar.xyz/NWNlNzMzN2Y4NmI2/

https://dogalyoreseltulumpeyniri.xyz/NWNlNzMzN2Y4NmI2/

https://tulumpeynirindengelecekgida.xyz/NWNlNzMzN2Y4NmI2/

https://tulumpeyniritarifvedokusu.xyz/NWNlNzMzN2Y4NmI2/

https://tulumpeynirivelezzetmasali.xyz/NWNlNzMzN2Y4NmI2/

https://dogalmirastulumpeynirleri.xyz/NWNlNzMzN2Y4NmI2/

https://anadoluyatulumpeyniritarifi.xyz/NWNlNzMzN2Y4NmI2/

https://tulumpeyniriyoreselmutfak.xyz/NWNlNzMzN2Y4NmI2/

https://tulumpeyniritutkunlaridiyari.xyz/NWNlNzMzN2Y4NmI2/

https://tulumpeyniriseverlerkulubu.xyz/NWNlNzMzN2Y4NmI2/

https://tulumpeynirindengeleneksellik.xyz/NWNlNzMzN2Y4NmI2/

https://tulumpeyniriseverlerindunyasi.xyz/NWNlNzMzN2Y4NmI2/

https://tulumpeyniritatlardunyasi.xyz/NWNlNzMzN2Y4NmI2/

https://tulumpeyniriyoreselsanati.xyz/NWNlNzMzN2Y4NmI2/

https://tulumpeynirivetatlisesi.xyz/NWNlNzMzN2Y4NmI2/

https://dogalvetazeanadolupeyniri.xyz/NWNlNzMzN2Y4NmI2/

https://tulumpeynirisevenleryolu.xyz/NWNlNzMzN2Y4NmI2/

https://lezzetdunyasitulumpeyniri.xyz/NWNlNzMzN2Y4NmI2/

https://tulumpeynirindengelenek.xyz/NWNlNzMzN2Y4NmI2/

AES_key

Signatures

Octo
Octo is a banking malware with remote access capabilities first seen in April 2022.
banker trojan infostealer rat octo
Octo family
octo

Octo payload 2 IoCs

resource	yara_rule
behavioral1/memory/4296-0.dex	family_octo
behavioral1/memory/4272-0.dex	family_octo

Removes its main activity from the application launcher 1 TTPs 1 IoCs

stealth trojan evasion

Suppress Application Icon

T1628.001

pid	Process
4272	com.success.rhythm

Loads dropped Dex/Jar 1 TTPs 2 IoCs

Runs executable file dropped to the device during analysis.

evasion

Download New Code at Runtime

T1407

ioc	pid	Process
/data/user/0/com.success.rhythm/app_subway/mOX.json	4296	/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.success.rhythm/app_subway/mOX.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.success.rhythm/app_subway/oat/x86/mOX.odex --compiler-filter=quicken --class-loader-context=&
/data/user/0/com.success.rhythm/app_subway/mOX.json	4272	com.success.rhythm

Makes use of the framework's Accessibility service 4 TTPs 2 IoCs

Retrieves information displayed on the phone screen using AccessibilityService.

collection evasion credential_access

Input Injection

T1516

Screen Capture

T1513

Keylogging

T1417.001

GUI Input Capture

T1417.002

description	ioc	Process
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId	com.success.rhythm
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId	com.success.rhythm

Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps) 1 TTPs
banker discovery

Security Software Discovery
T1418.001
Queries the phone number (MSISDN for GSM devices) 1 TTPs
discovery

System Network Configuration Discovery
T1422

Acquires the wake lock 1 IoCs

description	ioc	Process
Framework service call	android.os.IPowerManager.acquireWakeLock	com.success.rhythm

Makes use of the framework's foreground persistence service 1 TTPs 1 IoCs

Application may abuse the framework's foreground service to continue running in the foreground.

evasion persistence

Foreground Persistence

T1541

description	ioc	Process
Framework service call	android.app.IActivityManager.setServiceForeground	com.success.rhythm

Performs UI accessibility actions on behalf of the user 1 TTPs 4 IoCs

Application may abuse the accessibility service to prevent their removal.

evasion

Prevent Application Removal

T1629.001

ioc	Process
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.success.rhythm
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.success.rhythm
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.success.rhythm
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.success.rhythm

Queries the mobile country code (MCC) 1 TTPs 1 IoCs

discovery

System Network Configuration Discovery

T1422

description	ioc	Process
Framework service call	com.android.internal.telephony.ITelephony.getNetworkCountryIsoForPhone	com.success.rhythm

Queries the unique device ID (IMEI, MEID, IMSI) 1 TTPs
discovery

System Network Configuration Discovery
T1422
Reads information about phone network operator. 1 TTPs
discovery

System Network Configuration Discovery
T1422

Requests accessing notifications (often used to intercept notifications before users become aware). 1 TTPs 1 IoCs

collection credential_access

Access Notifications

T1517

description	ioc	Process
Intent action	android.settings.ACTION_NOTIFICATION_LISTENER_SETTINGS	com.success.rhythm

Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs

evasion

User Evasion

T1628.002

description	ioc	Process
Intent action	android.settings.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS	com.success.rhythm

Requests modifying system settings. 1 IoCs

evasion

description	ioc	Process
Intent action	android.settings.action.MANAGE_WRITE_SETTINGS	com.success.rhythm

Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs

persistence

Broadcast Receivers

T1624.001

description	ioc	Process
Framework service call	android.app.IActivityManager.registerReceiver	com.success.rhythm

Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs

impact

Data Encrypted for Impact

T1471

description	ioc	Process
Framework API call	javax.crypto.Cipher.doFinal	com.success.rhythm

com.success.rhythm
1⤵
- Removes its main activity from the application launcher
- Loads dropped Dex/Jar
- Makes use of the framework's Accessibility service
- Acquires the wake lock
- 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 accessing notifications (often used to intercept notifications before users become aware).
- Requests disabling of battery optimizations (often used to enable hiding in the background).
- Requests modifying system settings.
- Registers a broadcast receiver at runtime (usually for listening for system events)
- Uses Crypto APIs (Might try to encrypt user data)
PID:4272
- /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.success.rhythm/app_subway/mOX.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.success.rhythm/app_subway/oat/x86/mOX.odex --compiler-filter=quicken --class-loader-context=&
  2⤵
  - Loads dropped Dex/Jar
  PID:4296

Network

MITRE ATT&CK Mobile v15

Initial Access

Execution

Persistence

Event Triggered Execution

T1624

Broadcast Receivers

T1624.001

Foreground Persistence

T1541

Privilege Escalation

Defense Evasion

Download New Code at Runtime

T1407

Foreground Persistence

T1541

Hide Artifacts

T1628

Suppress Application Icon

T1628.001

User Evasion

T1628.002

Impair Defenses

T1629

Prevent Application Removal

T1629.001

Input Injection

T1516

Credential Access

Access Notifications

T1517

Input Capture

T1417

GUI Input Capture

T1417.002

Keylogging

T1417.001

Discovery

Software Discovery

T1418

Security Software Discovery

T1418.001

System Network Configuration Discovery

T1422

Lateral Movement

Collection

Access Notifications

T1517

Input Capture

T1417

GUI Input Capture

T1417.002

Keylogging

T1417.001

Screen Capture

T1513

Command and Control

Exfiltration

Impact

Data Encrypted for Impact

T1471

Input Injection

T1516

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Downloads

/data/data/com.success.rhythm/app_subway/mOX.json

Filesize
153KB

MD5
9ccc6dc997b410340ab4c8280a8ae2d3

SHA1
050e54452e251bfc508c563db09afc9f98f064da

SHA256
ef9eb003b9cba43c22b63322a83929c9126eb8340c189962bc6176cef5f7872e

SHA512
c5c0042930f01b7f699c8d11bd2569ab95638353ede4ef3d6918417804c3f90add028e84d37254d8da23ffcc7d2f616d0134b839c82ab8629b9c223a3e3f5574

Download Submit
/data/data/com.success.rhythm/app_subway/mOX.json

Filesize
153KB

MD5
6c76b24f231fa0c3a3b6028ccd9a3af9

SHA1
2cc4014ccfced8f6ac1d544f517812602b09551e

SHA256
0d86c595896071c4b5e3e28b3f25ff30b0970633a301f875901735d21414f717

SHA512
0a92708b62b72408a161484a1446dbb2eeba4005e15b13ef4f09255b4b4da13ba9460585e15352cba9274973be0a68c7cb5956bf5d5511e9fd2d3546eecd877c

Download Submit
/data/user/0/com.success.rhythm/app_subway/mOX.json

Filesize
451KB

MD5
05ae26e21a0c03c1fac1d7b803fdf378

SHA1
b85484ba00ba0adbdff89725b3857d58070c625a

SHA256
0bb7414278aa75eccf7e16e472389fc23f0030a1419d360ead0a6b602ae6cbb6

SHA512
a74544508cbaffca214c64b167861a4fa60319e061d31fd38e145bc62ce475d85fad2135f936f123fc4ec671f254e71988156e0da780e4529312ccfd61b82beb

Download Submit
/data/user/0/com.success.rhythm/app_subway/mOX.json

Filesize
451KB

MD5
51b8bcf66f168b9780d693b7b9040019

SHA1
df40f3361923355746d673300e98df78c6fbd0e6

SHA256
edbf0754ccc03239ca5d7a0d9495bcbffeac5e9ed2e7048d2af1eba212fa5abb

SHA512
083a80cd3f9649db6d125c9ae5c920adf253c734c36df43d9a401a7422f902bdc9b4f2658235530e2fb2d432801bcedb9d8d1f95844506f1f62447d520a8196f

Download Submit

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Mobile v15

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Downloads