Overview

overview

10

Static

static

6

432489e060...60.apk

android-9-x86

10

432489e060...60.apk

android-13-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    android-13_x64
  • resource
    android-33-x64-arm64-20240910-en
  • resource tags

    arch:arm64arch:x64arch:x86image:android-33-x64-arm64-20240910-enlocale:en-usos:android-13-x64system
  • submitted
    17-10-2024 22:03

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General

  • Target

    432489e060593a7a5affd6dceeafeee6f5600bf089cf87ee2a33134083274960.apk

  • Size

    509KB

  • MD5

    5abadf0f2a04b688c294e4d41117850f

  • SHA1

    cd7233ab4bff2be993461dd52e985b84cbe71a23

  • SHA256

    432489e060593a7a5affd6dceeafeee6f5600bf089cf87ee2a33134083274960

  • SHA512

    ed67b4cb241a5dd3b0f1ba988a416436582da7dfff38f3095a306c2f56f40a388f7f73e561186234c361f426f52e557f32986ec7c9820184560566e9813f8ae7

  • SSDEEP

    12288:HLYYINAvRtIvN9IuILGIBmbo8zGh9ivEYoUlk/Nl2E0nx:ry6tgHILKbWYpoVGDnx

Score
10/10
octobankercollectioncredential_accessdiscoveryevasionimpactinfostealerpersistencerattrojan

Malware Config

Extracted

Family

octo

C2

https://pethsop332.com/NjNhZWUxNmQxZTcy/

https://2pethsop332.com/NjNhZWUxNmQxZTcy/

https://3pethsop332.com/NjNhZWUxNmQxZTcy/

https://4pethsop332.com/NjNhZWUxNmQxZTcy/

https://5pethsop332.com/NjNhZWUxNmQxZTcy/

https://6pethsop332.com/NjNhZWUxNmQxZTcy/
rc4.plain

Extracted

Family

octo

C2

https://pethsop332.com/NjNhZWUxNmQxZTcy/

https://2pethsop332.com/NjNhZWUxNmQxZTcy/

https://3pethsop332.com/NjNhZWUxNmQxZTcy/

https://4pethsop332.com/NjNhZWUxNmQxZTcy/

https://5pethsop332.com/NjNhZWUxNmQxZTcy/

https://6pethsop332.com/NjNhZWUxNmQxZTcy/
AES_key

Signatures

  • Octo

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

    bankertrojaninfostealerratocto
  • Octo payload 1 IoCs
  • Loads dropped Dex/Jar 1 TTPs 1 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 3 IoCs

    Application may abuse the accessibility service to prevent their removal.

    evasion
  • Queries the mobile country code (MCC) 1 TTPs 1 IoCs
    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
  • Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs
    impact

Processes

  • com.countryfriend7
    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:4492

Network

MITRE ATT&CK Mobile v15

Replay Monitor

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Downloads

  • /data/user/0/com.countryfriend7/cache/jggslfffxbjasit
    Filesize

    448KB

    MD5

    87f95996533c6aee20dc639f7daba48f

    SHA1

    99dcdd7ae0985c0a2a0a3256956abf0a0f367b93

    SHA256

    5377bf96110e760feaed03605f7a176de424945ebd557c90520b51200aa93b4a

    SHA512

    4ba05332937d03d49437c2192082dc57dfec7a1d4bd16048f0c7df27ea3e2a8689ef955c0da39d10e43fe87ab6df94cec5750f28eba0f75a1533a8fa69740b81

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  • /data/user/0/com.countryfriend7/cache/oat/jggslfffxbjasit.cur.prof
    Filesize

    376B

    MD5

    854aca3495d2e94819d51228a1136235

    SHA1

    daaeb9d59361a8ab02ed2a42e78b287e705096d9

    SHA256

    444da7907faaae9cd0d05e83cc16de0bdb6ca16ed2fc4f15be074ef3193c340f

    SHA512

    83125af8088c9e2d7d9acfb2a8903ac5f7e1a31cfb7ab8f1dba436d5cf70b9b825c0a85f562dfe645771bb43a90aaf405d5432b3f2485ac8dec50784af123638

    Download Submit