Overview

overview

10

Static

static

6

9cc20c578a...32.apk

android-9-x86

10

Analysis

  • max time kernel
    21s
  • max time network
    36s
  • 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
    01-12-2024 21:48

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General

  • Target

    9cc20c578af416dccba48b0d94abbb5dae62be5475c96183ccae2c689bc29432.apk

  • Size

    9.1MB

  • MD5

    17d61c960350914c56db317bac10c77f

  • SHA1

    6326b11b2c4ba757833615294e16fbbca0942f8f

  • SHA256

    9cc20c578af416dccba48b0d94abbb5dae62be5475c96183ccae2c689bc29432

  • SHA512

    2d25e6d05f5db6a0fa7587cf6fafb00bc0b489fc7882d78b5acf54c614a973a25b82ba64fad191fbe036ac51d0c9de4b622212055dcd8a40368c5ee276ab965e

  • SSDEEP

    98304:uJF5tWVKOX5iSRGGYcVxXNFoqo3X352ELqkKr4CJmvjgbZRs4a:uJF5MU0rYc/9Fop3XpP2X4m+jgbZRla

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
  • 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.vgpu_machineqq
    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:4260
    • /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.vgpu_machineqq/app_pet/iT.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.vgpu_machineqq/app_pet/oat/x86/iT.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4286

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

3
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.vgpu_machineqq/.global.com.vgpu_machineqq
    Filesize

    48B

    MD5

    046a414913add6f5bb60072c7db819b6

    SHA1

    451ee4f6809260aec622d772fd329c7d0297a842

    SHA256

    b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a

    SHA512

    4e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c

    Download Submit

  • /data/data/com.vgpu_machineqq/app_pet/iT.json
    Filesize

    1012B

    MD5

    8e9aa09b6c6b018f272aef83d2ee5aa6

    SHA1

    e35270db57d776ecd62bbaf916370057f90b09f3

    SHA256

    b1dfc880f02e31fdc063468786bef078aadcac88dffa7072dd4cb3bc08a2ba60

    SHA512

    3b92abd4bd14fbbc0b26a5d8c06ab6d70606f36a032de2f0f6aa87aebe945d9318f1bc498de00d6609d623635e4c2e06917756c3101eb9f748d0aa1178b1b362

    Download Submit

  • /data/data/com.vgpu_machineqq/app_pet/iT.json
    Filesize

    1012B

    MD5

    88a7348e8e763d5bcb47f61e50539cc1

    SHA1

    4bc0c5ff44d15625ee5908c88dc1557914284491

    SHA256

    dcd99f923e115d2752f759e5c2338ce14323244e70ef2f776515a8d5f32ebdc5

    SHA512

    330a6a9ff4fc0a76fc532e03f8787a990cbd4d001f0b8a111f6ba1b6a300b3aa8f0b1f48e4c375debcb837a254544cf51dc63940636ec934e84f33e7acc527ea

    Download Submit

  • /data/data/com.vgpu_machineqq/files/.e
    Filesize

    307KB

    MD5

    4e73947cabb5db3f92ca85004981b754

    SHA1

    6d9667fdb0280ed2dcb782b4683e422a51bdc601

    SHA256

    6db94232e756b90ed437f1bc87dc38cf20fb2e7c7a19a5e40c6c17254b7e234c

    SHA512

    be8b500a7070af1dfb53b0cf1a7b327dadc4e163a6dad905496ac228c58cd1ed87b054533917924455d35e9b300683ae33e1bcdd91935a5dbae1d693c3e13d69

    Download Submit

  • /data/user/0/com.vgpu_machineqq/app_pet/iT.json
    Filesize

    1KB

    MD5

    672533d304bd85277bc1ccacaef516c0

    SHA1

    d6c818566504169429b7aa91984af4b902ecd096

    SHA256

    f0ecdbdfe3f8333fd4dbcaa67ecb4b6a279c995b44649d22b485c93a2d99c269

    SHA512

    54480658f06a98ea29dfc7aa6630c6188a52bc64ead592bca1887a402a8fe95861e2aaa1873a46034677a9f3b24dbfc56af61b69374e1a0710d7a673b9126e33

    Download Submit

  • /data/user/0/com.vgpu_machineqq/app_pet/iT.json
    Filesize

    1KB

    MD5

    477a9707c2793d6bbe84c33e70d68335

    SHA1

    2405ae688ca2a69cffb07d6c78077aa039a4ffda

    SHA256

    9b05ee5b2f732037e18416da886d7774388a7af2c97517f1fe93189994efa970

    SHA512

    0215df0a330fd81b381d866a9613aef2e73e95fdeab2ca359f4738b9b617bc18b7b91bfb64cc385114c56c67d9d53e80756bfae6c8c637479eb8f1f642891383

    Download Submit

  • Anonymous-DexFile@0xcaf78000-0xcaffb688
    Filesize

    525KB

    MD5

    3738374b70c2a858b6c9d3bd6c41a731

    SHA1

    accec08f308533daebda54b41e03f41f6d905286

    SHA256

    9493b36d1f457b203f1649cc788da4007dd6f6c04416e2204062d6787e20ac2e

    SHA512

    d2bddcd844bbef54cb1ca5a847a300afad5a23528352b00ce028d056e7bb0f871ed29d2184911908c863f1edf52ffddcd13a24723bcdb0e54a4b10a3869c2baf

    Download Submit