Overview

overview

10

Static

static

6

61cf6fcf00...ed.apk

android-9-x86

10

61cf6fcf00...ed.apk

android-11-x64

10

Analysis

  • max time kernel
    178s
  • max time network
    184s
  • 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
    24-06-2024 22:00

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General

  • Target

    61cf6fcf001c00522bfb216d5c2066b007bce5ea06fee0d169011a8a03d085ed.apk

  • Size

    509KB

  • MD5

    d26e25c14234512b3b950780001514ce

  • SHA1

    acda37317a824f40f51436587ec395ac302f80fa

  • SHA256

    61cf6fcf001c00522bfb216d5c2066b007bce5ea06fee0d169011a8a03d085ed

  • SHA512

    5e78f4d29c370bcd836a9fa2d9c5dee6a50c8b2d20cb3963174acd5d32d5b337e4ac4caaf211b98bbaba36ba23ddc850efac3decd4c9acc09f903315ba3a485c

  • SSDEEP

    12288:iB9L5DLVRqRpViMv+P7gSSoTqjUL62Vf3GCRuDIflFRnVrT1XZsYpiWWg:4lDLLC7QsUTIIVf2ComlFRnN1XjIg

Score
10/10
octobankercollectioncredential_accessdiscoveryevasionimpactinfostealerpersistenceratstealthtrojan

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.

    bankertrojaninfostealerratocto
  • Octo payload 1 IoCs
  • Removes its main activity from the application launcher 1 TTPs 1 IoCs
    stealthtrojanevasion
  • Loads dropped Dex/Jar 1 TTPs 2 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
  • Performs UI accessibility actions on behalf of the user 1 TTPs 4 IoCs

    Application may abuse the accessibility service to prevent their removal.

    evasion
  • 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 accessing notifications (often used to intercept notifications before users become aware). 1 TTPs 1 IoCs
    collectioncredential_access
  • Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs
    evasion
  • Requests modifying system settings. 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

Processes

  • com.nightthinkx
    1⤵
    • Removes its main activity from the application launcher
    • 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.
    • Registers a broadcast receiver at runtime (usually for listening for system events)
    • Uses Crypto APIs (Might try to encrypt user data)
    PID:4250

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • /data/data/com.nightthinkx/cache/oat/oejwtoon.cur.prof
    Filesize

    467B

    MD5

    b264d9831c0346fe400fcbef51438cbf

    SHA1

    0785f41cbf255910bbd23127371f3e955d6f380b

    SHA256

    37aa45ed173426752961a9b701811b0a9b0c479e0f122c3118bbe23c68347a0f

    SHA512

    acea4ac50c359891cbab795b63686e80a08e52c4032f1e18f95dac3d7faff1ed3f52ec13eb6de48628655acf6c00d31204adff70aa9065c0a5e89eef0a599004

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  • /data/data/com.nightthinkx/cache/oejwtoon
    Filesize

    448KB

    MD5

    44024179801f72cdf3835a0f41fc21fe

    SHA1

    44dd25e72d5cd0d67cddafbaea104c0437bc8556

    SHA256

    334d236ccac6c4c4b8934ffbcd2eb9a450887fe6e7ca3cb3cf12dac987753c14

    SHA512

    5be83f3eac67137d3a0dfcfe8154d863d30884ddcaaba95553ea86b01e2626bd21984002010a2432398f04e5c14e5c04a182af1f829a8fb94f2b1c9c1f63e014

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