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Overview

overview

10

Static

static

6

baae58118b...ca.apk

android-9-x86

10

Analysis

  • max time kernel
    21s
  • max time network
    33s
  • 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
    16/12/2024, 03:13

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General

  • Target

    baae58118b68db6646ab85e2c6911747992a066efee3e8a913ae908cedd04cca.apk

  • Size

    7.4MB

  • MD5

    4b8ae74163920b23484708d22c8ce312

  • SHA1

    839712cc35e12484e38f3c32c29737682be8a9be

  • SHA256

    baae58118b68db6646ab85e2c6911747992a066efee3e8a913ae908cedd04cca

  • SHA512

    68acf4fbd60a2e18020cc253eb597f0e0324b5a7b1b0d915c24633813de1e6f290aa7ad06ac7c551ac53ba4886139e3e4e5c3ef30f06c71c81ea79a982ba38ac

  • SSDEEP

    98304:NMx09WI2Re32sjqpbH0fRs565iSRGIQhE3XeVKTZ:eIWfsjqpz2RjrCG3XeUt

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.fbuwb_increase5
    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:4273
    • /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.fbuwb_increase5/app_cage/iNSXaEr.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.fbuwb_increase5/app_cage/oat/x86/iNSXaEr.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4299

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.fbuwb_increase5/.global.com.fbuwb_increase5
    Filesize

    48B

    MD5

    046a414913add6f5bb60072c7db819b6

    SHA1

    451ee4f6809260aec622d772fd329c7d0297a842

    SHA256

    b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a

    SHA512

    4e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c

    Download Submit

  • /data/data/com.fbuwb_increase5/app_cage/iNSXaEr.json
    Filesize

    1017B

    MD5

    eea2ac513b783dd7a0085f0c66bf586d

    SHA1

    3d4b53f7a1b09809ad35419acf73b3509ea9ce56

    SHA256

    89997d2aaeaf9de4ababd84a1028bdb0bec5dbc9442f6008ab41516ea3c1957b

    SHA512

    a800329e5d73df36f31f813dbdb01a6d46e3ddc91c5a9dd9de9fa3d1c1fd994501bda7e73f2cdbacff911988c8423ce727f7d9e0bdd7d3b4d4c135c9c7cd9b65

    Download Submit

  • /data/data/com.fbuwb_increase5/app_cage/iNSXaEr.json
    Filesize

    1017B

    MD5

    db7de2b35fbeaf9f5e1fd70b3ca12697

    SHA1

    16117f1c6803b855a3bb2ba25dce3a1aa2de79e5

    SHA256

    e9b15ccbe6e33b8595eebf187d66a9ba35577099768faff40ac536e93ab3095f

    SHA512

    ed9e7da56f1261befc7f879840aea2b1f838f547fe3ea44935b9ca500c7699f731c600b3879ccebb273a157d746708f15c222f635884ccf0ea40c78aef8cda1c

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  • /data/data/com.fbuwb_increase5/files/.x
    Filesize

    307KB

    MD5

    4e73947cabb5db3f92ca85004981b754

    SHA1

    6d9667fdb0280ed2dcb782b4683e422a51bdc601

    SHA256

    6db94232e756b90ed437f1bc87dc38cf20fb2e7c7a19a5e40c6c17254b7e234c

    SHA512

    be8b500a7070af1dfb53b0cf1a7b327dadc4e163a6dad905496ac228c58cd1ed87b054533917924455d35e9b300683ae33e1bcdd91935a5dbae1d693c3e13d69

    Download Submit

  • /data/user/0/com.fbuwb_increase5/app_cage/iNSXaEr.json
    Filesize

    1KB

    MD5

    7188b436e65e8d5fef53a2bb17bf3261

    SHA1

    30af6c1acc722f89b6d987c25f52a8920c414a59

    SHA256

    9b51da3fccc01ba655f6227aea0d0923ca441189627581b79bd47b253ab2e857

    SHA512

    d0519d57e6b4bdcf71f1d7ddf7153be94866e6e49f1aca34f7be5e88a05b9c6cd1753fd804b0ad42154a7e6400a9ed51e6f79e896d2b234ae9847c06f198973a

    Download Submit

  • /data/user/0/com.fbuwb_increase5/app_cage/iNSXaEr.json
    Filesize

    1KB

    MD5

    49b578f825cde8dcf9ddf9f8fd31e3cc

    SHA1

    674967ab47b9bfb6062c1ef8f2b7252768bdd996

    SHA256

    58bcbb936be3d9f99f70883bee5f2c7d791f606187b57784c33b0d55b0e1b484

    SHA512

    73133d885b97d21f72ae9ed4a898081350ea9041d4c806c3ed1472853c18dee317e5e47ac468775fbbfbfd5f28b84b1db4aa12a1e8e9c616ff5675b10d8d1e4b

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  • Anonymous-DexFile@0xd52f8000-0xd537b714
    Filesize

    525KB

    MD5

    f8e52c230b527f65271a47239f9113b9

    SHA1

    8cef028299521eee31b8dc3f79378150e83e88e1

    SHA256

    916da1e95037cc2fcec22ea2a837a47a5b7d40d4fd46bfbffaa89a9d8336aa61

    SHA512

    3a62329bb9f5baa0eaa873626dc26fc2a7f154098b53d2be1dce6cae045ee1b730c725f840489d988478eb8284d70b0cdb96d80805d217bbe1f23c9e12a3ecd8

    Download Submit