Analysis

  • max time kernel
    179s
  • max time network
    186s
  • platform
    android_x64
  • resource
    android-33-x64-arm64-20240624-en
  • resource tags

    androidarch:arm64arch:x64image:android-33-x64-arm64-20240624-enlocale:en-usos:android-13-x64system
  • submitted
    24-06-2024 22:00

General

  • Target

    a1a7346dd8143987d27234d37f514db05b6b64735cdb1d230a55758aecd763dc.apk

  • Size

    509KB

  • MD5

    27f0b1c596a45933ddda5c382f5786de

  • SHA1

    149933a9b03bd76b76c8d147ce35f54c19821318

  • SHA256

    a1a7346dd8143987d27234d37f514db05b6b64735cdb1d230a55758aecd763dc

  • SHA512

    9733288833b42f3a7e7e0ff3eefdd5a78d14611f2afc17db03afe07f481954da32c66f6bcce5e5eb69125e557483b789690a8241697e890f1b358b0eabd594be

  • SSDEEP

    12288:CQ8ZJYFXvJ5ZV5vjU7I4UDnnlcgSnaI8qWH4JIUBjOYoS:x8XYFvJP/vjJ4UD+1naTqWH47OY3

Malware Config

Extracted

Family

octo

C2

https://mamudoilekeyfyap.com/YzBlNzk4NmVlZDA0/

https://mamudoiledostadogru.com/YzBlNzk4NmVlZDA0/

https://sigaracokhojdur1.com/YzBlNzk4NmVlZDA0/

https://günde5paketsigaraiciyom1.com/YzBlNzk4NmVlZDA0/

https://dertlikaygisiz04.com/YzBlNzk4NmVlZDA0/

https://kaygisizamamutlu04.com/YzBlNzk4NmVlZDA0/

AES_key

Signatures

  • Octo

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

  • Octo payload 1 IoCs
  • Loads dropped Dex/Jar 1 TTPs 1 IoCs

    Runs executable file dropped to the device during analysis.

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

    Retrieves information displayed on the phone screen using AccessibilityService.

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

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

    Application may abuse the accessibility service to prevent their removal.

  • Queries the mobile country code (MCC) 1 TTPs 1 IoCs
  • Reads information about phone network operator. 1 TTPs
  • Requests accessing notifications (often used to intercept notifications before users become aware). 1 TTPs 1 IoCs
  • Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs
  • Requests modifying system settings. 1 IoCs
  • Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs

Processes

  • com.twolike56
    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
    • 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).
    • Requests modifying system settings.
    • Uses Crypto APIs (Might try to encrypt user data)
    PID:4336

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/data/com.twolike56/cache/oat/qbachlfcpp.cur.prof
    Filesize

    361B

    MD5

    465c24210579d3777c1a97439ad3e90b

    SHA1

    7d6cf786b9a16a9b5da8fe12a85c638824750151

    SHA256

    6ac8319de1c124d8b604d7b1828fa89eee844c516e9702970f7f32bf83202ce7

    SHA512

    fa85227d19a2412d6b8bbbb4133ca95f6beb18ceb2b96c24f8aff5ac3d01ae68bfd75d0b78fc15a70fb48b3d8a6d938d5a59e552d46a2f8a59a2c8dac8c157bf

  • /data/data/com.twolike56/cache/qbachlfcpp
    Filesize

    448KB

    MD5

    e99a4afb7839e0b468fb788607bdde2e

    SHA1

    c7d2a6c763a520d80c4d73756d26c6d1f4db5dca

    SHA256

    fb71d06fd02fc96c2c2b4934883754553a2102eba857a023d19cbaff4620d61e

    SHA512

    d48d2eaaa655838c79ce68d0bc85c2f5d49d321c4d0a627eaf595b9ddc1948eae471cbc14c69d5b09538f50f4f2e1236904dabce802da7ff0f9e5a21eb679b20