octo | b2764216f4c2e7987b231d23d840fbbe51935fa36fbe851f0d2a70106f9294fe | Triage

Analysis

max time kernel
29s
max time network
37s
platform
android_x86
resource
android-x86-arm-20240624-en
resource tags

androidarch:armarch:x86image:android-x86-arm-20240624-enlocale:en-usos:android-9-x86system
submitted
16/12/2024, 04:02

Sharing

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General

Target

b2764216f4c2e7987b231d23d840fbbe51935fa36fbe851f0d2a70106f9294fe.apk
Size

3.2MB
MD5

b7f3c498534e585c10a5dae21e9503f6
SHA1

0f0f06193642c4d2a49fb28b69c2c91dbc9b4ecd
SHA256

b2764216f4c2e7987b231d23d840fbbe51935fa36fbe851f0d2a70106f9294fe
SHA512

c7b449ea88b80862c62b5178f4e9c359cf712e62e3fbf43a498d3ce70d5bc4359f8e4150f80016f13a282d00e2d84fe4e260c1362a4035008b63854ff863a4a1
SSDEEP

98304:uQuqP7hcSlYUfUdZqxkY7f98KK2zxNaNUtFU5ITezYI/qz:uQuQhtlYvqxtK0xNdtFuITezte

Score

10^/10

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

Malware Config

Extracted

Family

octo

C2

https://uzaykesifveteknolojigelecegimizinharitasi.xyz/MDQ2MTZjMDhlZDQy/

https://yapayzekailegezegentasimaprojesi.xyz/MDQ2MTZjMDhlZDQy/

https://yildizlararasihikayelerveuzaygemileri.xyz/MDQ2MTZjMDhlZDQy/

https://bilimkurgukesifvedonusumharitasi.xyz/MDQ2MTZjMDhlZDQy/

https://paralelgezegenlerveyapaysavaslar.xyz/MDQ2MTZjMDhlZDQy/

https://galaksilerarasiseyahatsanatyolculugu.xyz/MDQ2MTZjMDhlZDQy/

https://sibernetikveevrenselakilliyonetimi.xyz/MDQ2MTZjMDhlZDQy/

https://gelecektekiuzaykolonilerindeyasam.xyz/MDQ2MTZjMDhlZDQy/

https://robotveinsanbirlesmesimacerasi.xyz/MDQ2MTZjMDhlZDQy/

https://bilimkurguvetoplananveridunyasi.xyz/MDQ2MTZjMDhlZDQy/

https://galaksilerarasiiletisimveanliksistemler.xyz/MDQ2MTZjMDhlZDQy/

https://gelecekuzaygemisifantezivegercek.xyz/MDQ2MTZjMDhlZDQy/

https://uzayzamankapsamivedonusumkalkani.xyz/MDQ2MTZjMDhlZDQy/

https://zamanmakinesivemultievrenselgeziler.xyz/MDQ2MTZjMDhlZDQy/

https://paralelboyutlarvedijitalruhtasarimi.xyz/MDQ2MTZjMDhlZDQy/

https://galaktikekonomiuzaycagelecekyolu.xyz/MDQ2MTZjMDhlZDQy/

https://bilimkurguvedonusumolasilikharitasi.xyz/MDQ2MTZjMDhlZDQy/

https://yildizlarveteknolojikmedeniyetler.xyz/MDQ2MTZjMDhlZDQy/

https://karadeliksiralariuzayarastirmalari.xyz/MDQ2MTZjMDhlZDQy/

https://galaksikarasivakumbilgeliksistemi.xyz/MDQ2MTZjMDhlZDQy/

rc4.plain

Extracted

Family

octo

C2

https://uzaykesifveteknolojigelecegimizinharitasi.xyz/MDQ2MTZjMDhlZDQy/

https://yapayzekailegezegentasimaprojesi.xyz/MDQ2MTZjMDhlZDQy/

https://yildizlararasihikayelerveuzaygemileri.xyz/MDQ2MTZjMDhlZDQy/

https://bilimkurgukesifvedonusumharitasi.xyz/MDQ2MTZjMDhlZDQy/

https://paralelgezegenlerveyapaysavaslar.xyz/MDQ2MTZjMDhlZDQy/

https://galaksilerarasiseyahatsanatyolculugu.xyz/MDQ2MTZjMDhlZDQy/

https://sibernetikveevrenselakilliyonetimi.xyz/MDQ2MTZjMDhlZDQy/

https://gelecektekiuzaykolonilerindeyasam.xyz/MDQ2MTZjMDhlZDQy/

https://robotveinsanbirlesmesimacerasi.xyz/MDQ2MTZjMDhlZDQy/

https://bilimkurguvetoplananveridunyasi.xyz/MDQ2MTZjMDhlZDQy/

https://galaksilerarasiiletisimveanliksistemler.xyz/MDQ2MTZjMDhlZDQy/

https://gelecekuzaygemisifantezivegercek.xyz/MDQ2MTZjMDhlZDQy/

https://uzayzamankapsamivedonusumkalkani.xyz/MDQ2MTZjMDhlZDQy/

https://zamanmakinesivemultievrenselgeziler.xyz/MDQ2MTZjMDhlZDQy/

https://paralelboyutlarvedijitalruhtasarimi.xyz/MDQ2MTZjMDhlZDQy/

https://galaktikekonomiuzaycagelecekyolu.xyz/MDQ2MTZjMDhlZDQy/

https://bilimkurguvedonusumolasilikharitasi.xyz/MDQ2MTZjMDhlZDQy/

https://yildizlarveteknolojikmedeniyetler.xyz/MDQ2MTZjMDhlZDQy/

https://karadeliksiralariuzayarastirmalari.xyz/MDQ2MTZjMDhlZDQy/

https://galaksikarasivakumbilgeliksistemi.xyz/MDQ2MTZjMDhlZDQy/

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/4340-0.dex	family_octo
behavioral1/memory/4316-0.dex	family_octo

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

stealth trojan evasion

Suppress Application Icon

pid	Process
4316	com.live.story

Loads dropped Dex/Jar 1 TTPs 2 IoCs

Runs executable file dropped to the device during analysis.

Download New Code at Runtime

ioc	pid	Process
/data/user/0/com.live.story/app_penalty/krHoc.json	4340	/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.live.story/app_penalty/krHoc.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.live.story/app_penalty/oat/x86/krHoc.odex --compiler-filter=quicken --class-loader-context=&
/data/user/0/com.live.story/app_penalty/krHoc.json	4316	com.live.story

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

Screen Capture

Keylogging

GUI Input Capture

description	ioc	Process
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId	com.live.story
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId	com.live.story

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.live.story

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

description	ioc	Process
Framework service call	android.app.IActivityManager.setServiceForeground	com.live.story

Performs UI accessibility actions on behalf of the user 1 TTPs 2 IoCs

Application may abuse the accessibility service to prevent their removal.

Prevent Application Removal

ioc	Process
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.live.story
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.live.story

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

System Network Configuration Discovery

description	ioc	Process
Framework service call	com.android.internal.telephony.ITelephony.getNetworkCountryIsoForPhone	com.live.story

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

description	ioc	Process
Intent action	android.settings.ACTION_NOTIFICATION_LISTENER_SETTINGS	com.live.story

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

User Evasion

description	ioc	Process
Intent action	android.settings.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS	com.live.story

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

Broadcast Receivers

description	ioc	Process
Framework service call	android.app.IActivityManager.registerReceiver	com.live.story

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

Data Encrypted for Impact

description	ioc	Process
Framework API call	javax.crypto.Cipher.doFinal	com.live.story

com.live.story
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).
- Registers a broadcast receiver at runtime (usually for listening for system events)
- Uses Crypto APIs (Might try to encrypt user data)
PID:4316
- /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.live.story/app_penalty/krHoc.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.live.story/app_penalty/oat/x86/krHoc.odex --compiler-filter=quicken --class-loader-context=&
  2⤵
  - Loads dropped Dex/Jar
  PID:4340

Network

MITRE ATT&CK Mobile v15

Initial Access

Execution

Persistence

Event Triggered Execution

Broadcast Receivers

Foreground Persistence

Privilege Escalation

Defense Evasion

Download New Code at Runtime

Foreground Persistence

Hide Artifacts

Suppress Application Icon

User Evasion

Impair Defenses

Prevent Application Removal

Input Injection

Credential Access

Access Notifications

Input Capture

GUI Input Capture

Keylogging

Discovery

Software Discovery

Security Software Discovery

System Network Configuration Discovery

Lateral Movement

Collection

Access Notifications

Input Capture

GUI Input Capture

Keylogging

Screen Capture

Command and Control

Exfiltration

Impact

Data Encrypted for Impact

Input Injection

Replay Monitor

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Downloads

/data/data/com.live.story/app_penalty/krHoc.json

Filesize
153KB

MD5
8dcfe0b886093d69ea4de72d6500e293

SHA1
a53811aba869f11bebed14f4f719e83c63817ba7

SHA256
4dc752dc0d4b875fb89b7b5aea5ede6b651fe686e2135333958119579a1e749a

SHA512
4c5d97a218ebc88292dc43679dc7b47bae105ceaea52ec4b93292cc7a582e1556f5122abf9b8106be8bb6677752e06efac130172d3e24f45bb8eacb6a645de20

Download Submit
/data/data/com.live.story/app_penalty/krHoc.json

Filesize
153KB

MD5
a36c36b480189976e84ff20353d5a365

SHA1
dd1f29f260581345c9ebc556c62b16353de46d1e

SHA256
25e83f6d62d90e3ea058ccdad882e991e129d35be62c1cb4b83c7204322f3490

SHA512
ee294941e0b741d856024cff2ee426c78b63b518c36c1a66c43a6ecb7a37879e61b80eff24b064617d149bb47ecc33a919fd30bf8a32ba3b89c186ebf80239bf

Download Submit
/data/user/0/com.live.story/app_penalty/krHoc.json

Filesize
451KB

MD5
0ac2949e0fdbaa61f0b2091e40112c68

SHA1
b5d2b850ac4c5201daace761ce462da7642ad1bd

SHA256
4e6f8564afb4df594e8e92517e3ccf2653103de63e712c2ce3fc482bb6a8a453

SHA512
0be5ca73d2e72421f9f0246284911cdc4435cd73dc3e1009fbafdb75480b631ff36dc797b8edb8275b570504b411f80fd9d1f41a8f44c0ad26c6a42fa6d7123f

Download Submit
/data/user/0/com.live.story/app_penalty/krHoc.json

Filesize
451KB

MD5
062f71e9aa23d6467746b3b9290cc006

SHA1
ed2913d37c5a4585750432e12ce1d12ec70d3757

SHA256
07cfdbb9f5641d33e4aa3064529beadb3b84fcc83db5f3860c9c4eb23bc5f1ff

SHA512
363813ca9905a469e1182a26f0b526f767b5a9e8fbbc57b249429389369b768f1d4938efeff6fffa3507cd20fc15ec0a807169dc484354201de8ae84cc3501d0

Download Submit