Analysis

  • max time kernel
    25s
  • max time network
    29s
  • 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
    01-12-2024 21:54

General

  • Target

    538ccdc32092346469ba9811db69518e617e1415f4f399087c7a0d370feae639.apk

  • Size

    9.4MB

  • MD5

    8faff798500ebdee3d375eb840af542b

  • SHA1

    6799e2386333239f37d6b827f79cc918f13d2591

  • SHA256

    538ccdc32092346469ba9811db69518e617e1415f4f399087c7a0d370feae639

  • SHA512

    394530d774dfb4cfce5c0d54b836e740e1027550769ce203cf0da7f47d59a42516c5d28ee019c93b236ca7050f64d0b9f580a9353a928eddd5db4d5bb1bd08dd

  • SSDEEP

    98304:ugaOyaXYdkFJLRsNrmdWztNVKxqEE3OnsZpqiL5iSRGJHVKtL7wXj7i4kfSI:VP6k9RMidWzTVnJLrUUtnQj7in6I

Malware Config

Extracted

Family

octo

AES_key
AES_key

Signatures

  • Octo

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

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

  • 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 disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 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
  • Checks CPU information 2 TTPs 1 IoCs
  • Checks memory information 2 TTPs 1 IoCs

Processes

  • com.mservice_mover00
    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
    • Queries the mobile country code (MCC)
    • Requests disabling of battery optimizations (often used to enable hiding in the background).
    • Registers a broadcast receiver at runtime (usually for listening for system events)
    • Uses Crypto APIs (Might try to encrypt user data)
    • Checks CPU information
    • Checks memory information
    PID:4221
    • /system/bin/dex2oat --instruction-set=x86 --instruction-set-features=ssse3,-sse4.1,-sse4.2,-avx,-avx2,-popcnt --runtime-arg -Xhidden-api-checks --runtime-arg -Xrelocate --boot-image=/system/framework/boot.art --runtime-arg -Xms64m --runtime-arg -Xmx512m --instruction-set-variant=x86 --instruction-set-features=default --inline-max-code-units=0 --compact-dex-level=none --dex-file=/data/user/0/com.mservice_mover00/app_cover/yLbku.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.mservice_mover00/app_cover/oat/x86/yLbku.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4245

Network

MITRE ATT&CK Mobile v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/data/com.mservice_mover00/.global.com.mservice_mover00

    Filesize

    48B

    MD5

    046a414913add6f5bb60072c7db819b6

    SHA1

    451ee4f6809260aec622d772fd329c7d0297a842

    SHA256

    b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a

    SHA512

    4e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c

  • /data/data/com.mservice_mover00/app_cover/yLbku.json

    Filesize

    1006B

    MD5

    3f221694de5bbea1cbcb5688c2bac43a

    SHA1

    b7fa735250b4c83b0f5d60c7b403b840939b7909

    SHA256

    187733bf5963b2c1ea78aca8c3f69ad531b458cc54873b73a60841f582a17e26

    SHA512

    0535d00541a621596b4659be13b8be3a6462b16bcffda5b9bac609cc48f4ecef440b5121ea102fd62df9242c154132bd7e4d31038f0dbde987523b76b5b0db71

  • /data/data/com.mservice_mover00/app_cover/yLbku.json

    Filesize

    1006B

    MD5

    660e874b9537925d482bb62b374ab179

    SHA1

    1ea8d2be129f753f6f674df598fb2e71f874490e

    SHA256

    a56d3accf3d4cd4ee09c20e7619f948230ddcf2cb92646c4bfb33d3da0e26a0e

    SHA512

    4f085388614fd12c5446c5bbaaa864d700fd85070447931da818260eba71b14453ce41b508909f97966030622b3c3aea1cdf41241a3beba4590e778dd9ce0744

  • /data/data/com.mservice_mover00/files/.z

    Filesize

    307KB

    MD5

    4e73947cabb5db3f92ca85004981b754

    SHA1

    6d9667fdb0280ed2dcb782b4683e422a51bdc601

    SHA256

    6db94232e756b90ed437f1bc87dc38cf20fb2e7c7a19a5e40c6c17254b7e234c

    SHA512

    be8b500a7070af1dfb53b0cf1a7b327dadc4e163a6dad905496ac228c58cd1ed87b054533917924455d35e9b300683ae33e1bcdd91935a5dbae1d693c3e13d69

  • /data/user/0/com.mservice_mover00/app_cover/yLbku.json

    Filesize

    1KB

    MD5

    e5609948d15ab46517fff49982be437a

    SHA1

    75dc65d1265046eb07aca0581232de6e818f2c99

    SHA256

    de133a467743011e4c4744a41c4cd95155c6a9394864c1744e49091b1c1a3d9a

    SHA512

    aa34d60bd70c951014244a828f6896a6da0315732e89a989a59e91428f5782f6ad8830a575091b41026fd5bcfe1dc0250ad0e7a4f9953aca803e0282ff5b3dd7

  • /data/user/0/com.mservice_mover00/app_cover/yLbku.json

    Filesize

    1KB

    MD5

    15959a4b2c17e08ac602c6d6c4b42e10

    SHA1

    337a3a3b9d2490a1312c443daa00df3afc281f5c

    SHA256

    b29a4d1163b65f5f18db8cfad7b004efe989a3d091454ea2af91be08f0868229

    SHA512

    a92b554776b37be80420fd21548bf798f118fe0528830781a20f08965e6a30ae98ac1882ec89853dea76d356f938cb5090d68b492ead72f74581e35c9e3a0a8f

  • Anonymous-DexFile@0xcfe7c000-0xcfeff764

    Filesize

    525KB

    MD5

    1429778a133d569f564003e474a4941a

    SHA1

    4b183b9a78ad1fda798cb30eab28a5d14072a0e8

    SHA256

    66c23e7e8ca124b75b77fc69bb442bcb79f486f860902641e287f4bdfc9cc3bd

    SHA512

    f72fed120d1952807bf0a5a94a8571aad08aa75bcb201cd65f09e7b03d00eb35447952187e46147791d15e04bc07ffb8a53d636f4e85086cc4b13870f139cd49