Analysis

  • max time kernel
    179s
  • max time network
    167s
  • platform
    android_x64
  • resource
    android-x64-20240514-en
  • resource tags

    androidarch:x64arch:x86image:android-x64-20240514-enlocale:en-usos:android-10-x64system
  • submitted
    19-05-2024 22:00

General

  • Target

    077ee20f09360e655099212935433e2ef61e99c52dd0597757ee6161795ed242.apk

  • Size

    513KB

  • MD5

    f9e79507eb666a863f11cb21dae51824

  • SHA1

    46c598a548b8eb380ca0ca3992615f24bd5499b4

  • SHA256

    077ee20f09360e655099212935433e2ef61e99c52dd0597757ee6161795ed242

  • SHA512

    09740070bf572a47a4c4a9d7a5590614ea8ae0637d2a5efd4ecb06314c166c3412f089ac443f80bd2d4a1dc3b92f92bceeb3dfbb436edf9696839643fbe04533

  • SSDEEP

    12288:3pQzyK+M1dCwq/fvQij489jxPRcn8+PMDSsqfxBvknB:ZQzyJodjoQiNjx5cJOSsqptknB

Malware Config

Extracted

Family

octo

C2

https://sonamanoastudio.com/OGNmZjZjNjI0ZDUy/

https://2sonamanoastudio.com/OGNmZjZjNjI0ZDUy/

https://3sonamanoastudio.com/OGNmZjZjNjI0ZDUy/

https://4sonamanoastudio.com/OGNmZjZjNjI0ZDUy/

https://5sonamanoastudio.com/OGNmZjZjNjI0ZDUy/

https://6sonamanoastudio.com/OGNmZjZjNjI0ZDUy/

AES_key

Signatures

  • Octo

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

  • Octo payload 1 IoCs
  • Makes use of the framework's Accessibility service 4 TTPs 2 IoCs

    Retrieves information displayed on the phone screen using AccessibilityService.

  • Prevents application removal 1 TTPs 1 IoCs

    Application may abuse the framework's APIs to prevent removal.

  • Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps) 1 TTPs
  • Loads dropped Dex/Jar 1 TTPs 2 IoCs

    Runs executable file dropped to the device during analysis.

  • 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.

  • Queries the mobile country code (MCC) 1 TTPs 1 IoCs
  • Queries the phone number (MSISDN for GSM devices) 1 TTPs
  • Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs
  • Acquires the wake lock 1 IoCs
  • Reads information about phone network operator. 1 TTPs
  • Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs

Processes

  • com.surfacestop80
    1⤵
    • Makes use of the framework's Accessibility service
    • Prevents application removal
    • Loads dropped Dex/Jar
    • 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)
    • Acquires the wake lock
    • Uses Crypto APIs (Might try to encrypt user data)
    PID:5100

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/data/com.surfacestop80/cache/cduiipipgujjrxf
    Filesize

    450KB

    MD5

    b869c43eefd480ed0e9cbaeeab14911f

    SHA1

    fbca8e416802551ddad0a781b017766bcc579703

    SHA256

    5bbcbcdd257d5c7929e9db56d995f1ccb66cdb8e30af15d9fbcec36eeef7f3c4

    SHA512

    f887bb3ed3d9b7e6d31177c438efb3d09fc2b971254ab9d0ce980553339662a0cfb56e039ec68bc622fa723acad4ed8c24eabe3b7fca04f45b5c406b64aa0a7b

  • /data/data/com.surfacestop80/cache/oat/cduiipipgujjrxf.cur.prof
    Filesize

    534B

    MD5

    c9c36fd4b5c6ed8b3f26e1e8e4b00991

    SHA1

    68d70e746510f5c8a1032257f65723c0cb499a4d

    SHA256

    dec15ccf26fbdeacf1b2e8c9e8a1e833987faa5a32951e7f262d73d405c3ca02

    SHA512

    ce07a17388e4bad4ac92246967a799962389780ea2cc07a15849699c130760f69891d4ab908ee581dba7ebac8d3f94e90a3564672e0a366396adc3ffdd593c91

  • /data/data/com.surfacestop80/cache/oat/cduiipipgujjrxf.cur.prof
    Filesize

    556B

    MD5

    fcf03481d0da6f11ae33725e64506175

    SHA1

    c9aba734ce450f693bde456c3572a3bcda25cf51

    SHA256

    78734e7e229cba4e3191d619b393eaf49d596ad2572805dcc23089cd33d6c57e

    SHA512

    1502e57f34240628e64fbf4a8e263e028c66d6652e16e770bf31fba902a6817b069b1a2f34762a13445e7e53efa42c0c809a7fd58809dba093b9b4ec165ce2cd