General

  • Target

    file

  • Size

    7.6MB

  • Sample

    250120-qqgmas1mcv

  • MD5

    7ea94f121306b84c57571c14717e6cd7

  • SHA1

    21f004d254820111597a3b2c5df31e1407e7d834

  • SHA256

    80ec9af43ed5b477e2358f6505a6bd833029c7e774e845626f5298318fd999c4

  • SHA512

    83a39281f5ae529d4a5c1d1caae5775f8d1ec8da7bbf67cd2d7a4a08cd923c3b0c5a6358e8a35a1f661137b77a772f7f53f8aa4e8df16dc32307b92c948822c0

  • SSDEEP

    98304:K+md5iSRGVMVKMERs1igL+3XuacV5lWMMBDxo+vBAUyP2mx0bh0oY6FI2YF:K+mdrDUdRlgq3XuaolWHtxN5AUwSbjsF

Malware Config

Extracted

Family

octo

C2

https://51b570cbcecdfd754b1b5e0496fe2296.info

DES_key
AES_key
AES_key

Targets

    • Target

      file

    • Size

      7.6MB

    • MD5

      7ea94f121306b84c57571c14717e6cd7

    • SHA1

      21f004d254820111597a3b2c5df31e1407e7d834

    • SHA256

      80ec9af43ed5b477e2358f6505a6bd833029c7e774e845626f5298318fd999c4

    • SHA512

      83a39281f5ae529d4a5c1d1caae5775f8d1ec8da7bbf67cd2d7a4a08cd923c3b0c5a6358e8a35a1f661137b77a772f7f53f8aa4e8df16dc32307b92c948822c0

    • SSDEEP

      98304:K+md5iSRGVMVKMERs1igL+3XuacV5lWMMBDxo+vBAUyP2mx0bh0oY6FI2YF:K+mdrDUdRlgq3XuaolWHtxN5AUwSbjsF

    • Octo

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

    • Octo family

    • Octo payload

    • Loads dropped Dex/Jar

      Runs executable file dropped to the device during analysis.

    • Makes use of the framework's Accessibility service

      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)

    • Queries the phone number (MSISDN for GSM devices)

    • Acquires the wake lock

    • Makes use of the framework's foreground persistence service

      Application may abuse the framework's foreground service to continue running in the foreground.

    • Queries the mobile country code (MCC)

    • Queries the unique device ID (IMEI, MEID, IMSI)

    • Reads information about phone network operator.

    • Requests disabling of battery optimizations (often used to enable hiding in the background).

MITRE ATT&CK Mobile v15

Tasks