Overview

overview

10

Static

static

6

406e4ffe79...9d.apk

android-9-x86

10

Analysis

  • max time kernel
    25s
  • max time network
    27s
  • 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
    11-11-2024 09:45

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General

  • Target

    406e4ffe79735229e9841a8345eaf49b2520063a15584d2e5a21db71e080799d.apk

  • Size

    7.4MB

  • MD5

    143f91796a2865c2b330b47824bf9b13

  • SHA1

    b9f977f9e7344d56f1ccfa5c295f8c27e47db601

  • SHA256

    406e4ffe79735229e9841a8345eaf49b2520063a15584d2e5a21db71e080799d

  • SHA512

    58a4e6bac7e8ff36925c66514fb05b52ed138cf170439724426bc16bbc0f6cc16796821f755dffef6c963f058565a2ae8332487256ed6964e9e160c67f913bb5

  • SSDEEP

    98304:o7fMxyyONFbj7bVKjH5iSRGEjoO2Bt8Uxj7QeRsnR1:Qmcpj7bU7rItQeR41

Score
10/10
octobankercollectioncredential_accessdiscoveryevasionimpactinfostealerpersistencerattrojan

Malware Config

Extracted

Family

octo

AES_key
AES_key

Signatures

  • Octo

    Octo is a banking malware with remote access capabilities first seen in April 2022.

    bankertrojaninfostealerratocto
  • Octo family
    octo
  • Octo payload 1 IoCs
  • Loads dropped Dex/Jar 1 TTPs 3 IoCs

    Runs executable file dropped to the device during analysis.

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

    Retrieves information displayed on the phone screen using AccessibilityService.

    collectionevasioncredential_access
  • Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps) 1 TTPs
    bankerdiscovery
  • Queries the phone number (MSISDN for GSM devices) 1 TTPs
    discovery
  • Acquires the wake lock 1 IoCs
  • 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.

    evasionpersistence
  • Queries the mobile country code (MCC) 1 TTPs 1 IoCs
    discovery
  • Queries the unique device ID (IMEI, MEID, IMSI) 1 TTPs
    discovery
  • Reads information about phone network operator. 1 TTPs
    discovery
  • Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs
    evasion
  • Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs
    persistence
  • Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs
    impact
  • Checks CPU information 2 TTPs 1 IoCs
  • Checks memory information 2 TTPs 1 IoCs

Processes

  • com.klmsphotos_camera3
    1⤵
    • 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
    • Queries the mobile country code (MCC)
    • 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)
    • Checks CPU information
    • Checks memory information
    PID:4391
    • /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.klmsphotos_camera3/app_ripple/hQ.json --output-vdex-fd=42 --oat-fd=43 --oat-location=/data/user/0/com.klmsphotos_camera3/app_ripple/oat/x86/hQ.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4425

Network

MITRE ATT&CK Mobile v15

Initial Access

Execution

Persistence

Event Triggered Execution

1
T1624

Broadcast Receivers

1
T1624.001

Foreground Persistence

1
T1541

Privilege Escalation

Defense Evasion

Download New Code at Runtime

1
T1407

Foreground Persistence

1
T1541

Hide Artifacts

1
T1628

User Evasion

1
T1628.002

Input Injection

1
T1516

Virtualization/Sandbox Evasion

2
T1633

System Checks

2
T1633.001

Credential Access

Input Capture

2
T1417

GUI Input Capture

1
T1417.002

Keylogging

1
T1417.001

Discovery

Software Discovery

1
T1418

Security Software Discovery

1
T1418.001

System Information Discovery

2
T1426

System Network Configuration Discovery

4
T1422

Lateral Movement

Collection

Input Capture

2
T1417

GUI Input Capture

1
T1417.002

Keylogging

1
T1417.001

Screen Capture

1
T1513

Command and Control

Exfiltration

Impact

Data Encrypted for Impact

1
T1471

Input Injection

1
T1516

Replay Monitor

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Downloads

  • /data/data/com.klmsphotos_camera3/.global.com.klmsphotos_camera3
    Filesize

    48B

    MD5

    046a414913add6f5bb60072c7db819b6

    SHA1

    451ee4f6809260aec622d772fd329c7d0297a842

    SHA256

    b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a

    SHA512

    4e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c

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  • /data/data/com.klmsphotos_camera3/app_ripple/hQ.json
    Filesize

    1014B

    MD5

    2b9c67d02a0a3bb5db3db66ac927b11e

    SHA1

    45c3a986ee0ab3e60aec79cdfd3f7d4c95b4f803

    SHA256

    fe26fda43144630b831fcaedeb68163b595288f83e7d61a098520a6577800fba

    SHA512

    aec398ce670613a2c35fdbd648193086c618b514c0809d1be18a0bbb65f65c5d91d0af1128108d85ee702bed2ea5339fa317c1fe71fc735ff7c34b56c3809027

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  • /data/data/com.klmsphotos_camera3/app_ripple/hQ.json
    Filesize

    1014B

    MD5

    f8d76b716a48860a4f8da4580fa85657

    SHA1

    9764a947f3cbd693f1b516a136e1c7408b39191c

    SHA256

    9ba2ab34e30237323cbe606a827d5477645e437504142d3f2b74d51a00b76558

    SHA512

    816ba9a66ca0192d914a8f56624b405360862a3edc391c7eb33991dd663163e6d0378b5eecc473a1aac3feb85c7517dd575f2c6f82e74be6bfb3f9e81e34ebd9

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  • /data/data/com.klmsphotos_camera3/files/.d
    Filesize

    307KB

    MD5

    4e73947cabb5db3f92ca85004981b754

    SHA1

    6d9667fdb0280ed2dcb782b4683e422a51bdc601

    SHA256

    6db94232e756b90ed437f1bc87dc38cf20fb2e7c7a19a5e40c6c17254b7e234c

    SHA512

    be8b500a7070af1dfb53b0cf1a7b327dadc4e163a6dad905496ac228c58cd1ed87b054533917924455d35e9b300683ae33e1bcdd91935a5dbae1d693c3e13d69

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  • /data/user/0/com.klmsphotos_camera3/app_ripple/hQ.json
    Filesize

    1KB

    MD5

    506ea6b987fcba5582db199ad1fae851

    SHA1

    634791fd75595c6297caaf7908316ee7deb65f11

    SHA256

    c5db2a2bdf689af9739fea6973281a6e72a54f72a01dc730f91a662ac2ae6e41

    SHA512

    a2152f96f1e1a75f321fe9fd13f4efb456484db8a0e731ee219812d24e2b61bf56511217601bc77313e743a82388debf32b76d5443af890fd7a733a1f0d8df95

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  • /data/user/0/com.klmsphotos_camera3/app_ripple/hQ.json
    Filesize

    1KB

    MD5

    7bd7a45c197a71dafd1beefd708990ea

    SHA1

    018f68662d449f20aa5320bafe24ffdd8c501345

    SHA256

    6ece35808813e9bcee7aae087ff56b8bf38fec65624071220d99587cf13af554

    SHA512

    49bf39a3d51bc924eca1e72f5dc1d5676ef0419ac3dc797d2a3f9cd5a98466c63e702f8c6e6987330fc57e958b314a8e48d7685329d17fa69f91e96760a0960d

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  • Anonymous-DexFile@0xd417c000-0xd41ff7a8
    Filesize

    525KB

    MD5

    ca1ae85dbdb3633ed6ec2bc07d4e9e69

    SHA1

    8444e64c25a94dc823e4100c28c4524091bff35c

    SHA256

    a47f082b8d0d55fe9f4c9a5bd1dd2a55aed7b8b7b866404ea837b3a683c3d67b

    SHA512

    a71e93706b9423ee151781fba2a6ac693ec5ac2f7c5d42f3b2f2673ec346e3b89f4320a468e16423276ea8439444f1f8f5b99e8a73ef8a7a5ccdb085a6856f60

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