Analysis

  • max time kernel
    149s
  • max time network
    150s
  • 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
    08-12-2024 22:01

General

  • Target

    365a86eaa7f723ba18779d046e4f0ccd60ff4045886024a203ab2f67585e7d4c.apk

  • Size

    2.4MB

  • MD5

    829a5f4e57c01e7e45017c50cf293958

  • SHA1

    043bb98013d63baf90206e6aa455c2de78777e94

  • SHA256

    365a86eaa7f723ba18779d046e4f0ccd60ff4045886024a203ab2f67585e7d4c

  • SHA512

    3d4dabd25ccd5d8e2d239882f8442994ea72aaaf688bfb8420376a3ba6749d11e7065b2f0c50717c253f996035ff17b64ebfdefaf963712fbbd6a3db1b4a6d53

  • SSDEEP

    49152:P9j9UcmABFqs/A5fEozZxk8/LJ31aHDQeuuETQ5WMAKiJMpa4Gmhj3ygDB:pVpbA51z7k0LJoZuQcVJ6a4Gwryw

Malware Config

Extracted

Family

octo

C2

https://zzd768db37e5e2f5a7fbc0fe1fee5b311.com/YzhkZjQwNDRkN2Uy/

https://22d768db37e5e2f5a7fbc0fe1fee5b311.com/YzhkZjQwNDRkN2Uy/

https://34d768db37e5e2f5a7fbc0fe1fee5b311.com/YzhkZjQwNDRkN2Uy/

https://as4d768db37e5e2f5a7fbc0fe1fee5b311.com/YzhkZjQwNDRkN2Uy/

https://4d768db37e5e2f5a7fbc0fe1fee5b311.com/YzhkZjQwNDRkN2Uy/

https://44768db37e5e2f5a7fbc0fe1fee5b311.com/YzhkZjQwNDRkN2Uy/

https://466db37e5e2f5a7fbc0fe1fee5b311.com/YzhkZjQwNDRkN2Uy/

rc4.plain

Extracted

Family

octo

C2

https://zzd768db37e5e2f5a7fbc0fe1fee5b311.com/YzhkZjQwNDRkN2Uy/

https://22d768db37e5e2f5a7fbc0fe1fee5b311.com/YzhkZjQwNDRkN2Uy/

https://34d768db37e5e2f5a7fbc0fe1fee5b311.com/YzhkZjQwNDRkN2Uy/

https://as4d768db37e5e2f5a7fbc0fe1fee5b311.com/YzhkZjQwNDRkN2Uy/

https://4d768db37e5e2f5a7fbc0fe1fee5b311.com/YzhkZjQwNDRkN2Uy/

https://44768db37e5e2f5a7fbc0fe1fee5b311.com/YzhkZjQwNDRkN2Uy/

https://466db37e5e2f5a7fbc0fe1fee5b311.com/YzhkZjQwNDRkN2Uy/

AES_key

Signatures

  • Octo

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

  • Octo family
  • Octo payload 1 IoCs
  • Removes its main activity from the application launcher 1 TTPs 1 IoCs
  • Loads dropped Dex/Jar 1 TTPs 2 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 4 IoCs

    Application may abuse the accessibility service to prevent their removal.

  • Queries the mobile country code (MCC) 1 TTPs 1 IoCs
  • Queries the unique device ID (IMEI, MEID, IMSI) 1 TTPs
  • 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
  • Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs
  • Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs

Processes

  • com.warmyou90
    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:4222

Network

MITRE ATT&CK Mobile v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/data/com.warmyou90/cache/eqfcpg

    Filesize

    2.3MB

    MD5

    45f8affdf381a6aa227817fac89b5392

    SHA1

    57f3586ae6015c12029e26c9089c24345e77ccfc

    SHA256

    d92e5337a05450b0ee715d5a8f47651f1b529f4788d2ba2f1f5b39a49cca22a9

    SHA512

    ea33053f874b72916e8382a3462f14c959e1e8fe299f3eb6454e2bca433fd42761b4da6bca605427ef9b6687eb4f9373bf5f72eb98c8f31919de64f61254c8f4

  • /data/data/com.warmyou90/cache/oat/eqfcpg.cur.prof

    Filesize

    515B

    MD5

    3d3fa6a39bac5fe70aba9b237d5a91fa

    SHA1

    2a260d5a4113c283a0ce76bc3e07fca90744362f

    SHA256

    b2d7d83e90831891fdd64476ea79e20e1310141e7d0469b32ab900fe839d672c

    SHA512

    a081243bce18e573b4971a900a5d0b40368dcde5680e0f8bfc268ed1519fc625d25ff8b47ce800ccb118c50622ecfbdbabbcd09c44086efc0d87de556db18735