Overview

overview

10

Static

static

6

file.apk

android-9-x86

10

file.apk

android-11-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    163s
  • 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
    21-01-2025 05:30

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General

  • Target

    file.apk

  • Size

    11.4MB

  • MD5

    ea68510bbcea63c46ab792b22ed65bcb

  • SHA1

    938dceb0712405aadf6a9db6442629e50ef19445

  • SHA256

    f67c3e06092b4dca2e2fabc84c4a232b88c4ab3301c4d100535c328060f5490d

  • SHA512

    b46885d20f4e099200a39b1375ff3987af8a9b0a59741dd02712ada31115dca4fb16ed6e80f4de1b03d8d0ebe2776a7a7ae8acf08ac769ecbcae529ca9861bae

  • SSDEEP

    196608:/8Rsc7kG7jRlpWs31R+1bMBlIncrcUsBzZj7WSDKZwZ+mz:0Rsc7k2oslRkilrc3DKZU7z

Score
10/10
octobankercollectioncredential_accessdefense_evasiondiscoveryevasionimpactinfostealerpersistencerattrojan

Malware Config

Extracted

Family

octo

C2

https://e9d2795b711001bc93cc734b0413f675.shop

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.

    collectiondefense_evasioncredential_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.

    defense_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
  • 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.sqtest8_wallpaper
    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)
    • 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:4234
    • /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.sqtest8_wallpaper/app_caution/mN.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.sqtest8_wallpaper/app_caution/oat/x86/mN.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4293

Network

MITRE ATT&CK Mobile v15

Replay Monitor

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Downloads

  • /data/data/com.sqtest8_wallpaper/.global.com.sqtest8_wallpaper
    Filesize

    48B

    MD5

    046a414913add6f5bb60072c7db819b6

    SHA1

    451ee4f6809260aec622d772fd329c7d0297a842

    SHA256

    b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a

    SHA512

    4e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c

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  • /data/data/com.sqtest8_wallpaper/app_caution/mN.json
    Filesize

    1009B

    MD5

    73593a934df7a35912123f1e2b664b7c

    SHA1

    31fc7e9d7f89a9d7fa69098416dd3bb2adb81ffa

    SHA256

    436d7a4429aacb7eeb045f16720eeb13a300943e8b73c1ddf377c7a2b904e28f

    SHA512

    1512a9c3a3f7882d93984273f96975d3e915525742d34ddff531902362256b1953f1673d3cbec2b5dfe81ec2dbb712e1d0623795896a135f684d3048b5d2e814

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  • /data/data/com.sqtest8_wallpaper/app_caution/mN.json
    Filesize

    1009B

    MD5

    4ab5b47edf73207222a9ca1f0ebb3122

    SHA1

    a73b9f0d5a7e00954d381732e0e5bfaa215ae160

    SHA256

    57da38698dd174644f5651866e89b0f6c9bba3f5be596f654d4501c4c0774122

    SHA512

    80952f0776cdbc89f8a44aa769defa95d3dec7021b37bfbd5c32be5441319bdc8e43509753dd171a0f4966a54d3763d4123b31cf3b15fec7c2f7d24cc66fd95c

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  • /data/data/com.sqtest8_wallpaper/files/.u
    Filesize

    307KB

    MD5

    4e73947cabb5db3f92ca85004981b754

    SHA1

    6d9667fdb0280ed2dcb782b4683e422a51bdc601

    SHA256

    6db94232e756b90ed437f1bc87dc38cf20fb2e7c7a19a5e40c6c17254b7e234c

    SHA512

    be8b500a7070af1dfb53b0cf1a7b327dadc4e163a6dad905496ac228c58cd1ed87b054533917924455d35e9b300683ae33e1bcdd91935a5dbae1d693c3e13d69

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  • /data/user/0/com.sqtest8_wallpaper/app_caution/mN.json
    Filesize

    1KB

    MD5

    439ff8355d1c7961d85527003e9a69e7

    SHA1

    727a4999ac4d961a6f08d339918e18890db04c10

    SHA256

    52aa70f4aca29798427e7e2612174ed7db9d11ace04aa7f65f7bfe4f79b8b328

    SHA512

    31ff9093e1942cf38bf99c3d7bab18db55700c1484790f119f1b15c71dcdd0cffa9b57cfda6e19a7a1e769ef742376437674d27e860e23b95459adc175a1db80

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  • /data/user/0/com.sqtest8_wallpaper/app_caution/mN.json
    Filesize

    1KB

    MD5

    75a6cbcc3dc6df986d34c7ea3200c485

    SHA1

    c49bdfe5121309c5daba99567a8f3180a43a8599

    SHA256

    16850a0c3191cd3c0b823c9e76e783006cfeb533cfd9a8d94e873cf3ecc69c4c

    SHA512

    5f4f90137d7652ec8a28204a7f3293f03dd17a13c0fe57ecbfe37ece179d57d741652bd5b14913eba196c7193efe8fe10a5edd5fac4385c500cf67b0ed99486b

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  • Anonymous-DexFile@0xd2458000-0xd24db790
    Filesize

    525KB

    MD5

    a4d6dc5010445f1355eef366b3a8805f

    SHA1

    957803cb4f6ca0dfe66e1116d86735e4833883f4

    SHA256

    b111996ddc4a7676aa842524c5f8c5eadd7c1b3a2d844b8b12daeeccc8a13d3b

    SHA512

    924cae39d7a8391db07e46a33c0c13c09ea050ad47b7bddcfa220329d12e50a8ad5c8fd7d14d285e79af52527d92d2d5744979d0f0b1cb906a5d045278474278

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