Analysis

  • max time kernel
    141s
  • max time network
    153s
  • platform
    android_x86
  • resource
    android-x86-arm-20231215-en
  • resource tags

    androidarch:armarch:x86image:android-x86-arm-20231215-enlocale:en-usos:android-9-x86system
  • submitted
    08-02-2024 22:09

General

  • Target

    bad130c229078f0770b1f958467700438fabe5f9a08f443b8c40ee2ddec96e90.apk

  • Size

    1.9MB

  • MD5

    a028bf4b01db506f72b580866408e3ee

  • SHA1

    45bdcbbde5b7f78e572592e8f3ae7805890ef7e7

  • SHA256

    bad130c229078f0770b1f958467700438fabe5f9a08f443b8c40ee2ddec96e90

  • SHA512

    767b74acf154033e86896fe27d4ced3414859aaed14da6b6a6aabaa83a8eb7a9784a5e58a4c2cd6718b03881fd53a6c956cd706c7f506d14a03caf2318c6a57c

  • SSDEEP

    49152:yCTtPdNQnI/kwszd/TNangK7Ct8Y5rDwzeDJPH:XRCIvsBTNagMC2YhDwzeJPH

Malware Config

Signatures

  • BlackRock

    BlackRock is an android banker based on Xerxes banking Trojan.

  • BlackRock payload 1 IoCs
  • Makes use of the framework's Accessibility service 1 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 IoCs
  • Removes its main activity from the application launcher 1 IoCs
  • Loads dropped Dex/Jar 5 IoCs

    Runs executable file dropped to the device during analysis.

  • Requests enabling of the accessibility settings. 1 IoCs
  • Acquires the wake lock 1 IoCs
  • Uses Crypto APIs (Might try to encrypt user data) 1 IoCs

Processes

  • ezmjhdiumgiyhfjdp.bjucshsqxhkigwyqqma.gqncehdcknrtcekingi
    1⤵
    • Makes use of the framework's Accessibility service
    • Removes its main activity from the application launcher
    • Loads dropped Dex/Jar
    • Acquires the wake lock
    PID:4266
    • /system/bin/dex2oat --debuggable --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 --debuggable --generate-mini-debug-info --dex-file=/data/user/0/ezmjhdiumgiyhfjdp.bjucshsqxhkigwyqqma.gqncehdcknrtcekingi/app_DynamicOptDex/DCK.json --output-vdex-fd=42 --oat-fd=43 --oat-location=/data/user/0/ezmjhdiumgiyhfjdp.bjucshsqxhkigwyqqma.gqncehdcknrtcekingi/app_DynamicOptDex/oat/x86/DCK.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4292
  • ezmjhdiumgiyhfjdp.bjucshsqxhkigwyqqma.gqncehdcknrtcekingi:cproc
    1⤵
    • Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps)
    • Loads dropped Dex/Jar
    • Requests enabling of the accessibility settings.
    • Uses Crypto APIs (Might try to encrypt user data)
    PID:4319

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • /data/data/ezmjhdiumgiyhfjdp.bjucshsqxhkigwyqqma.gqncehdcknrtcekingi/app_DynamicOptDex/DCK.json
    Filesize

    541KB

    MD5

    bb76f8c4737dd53297bb1ae45544a4cc

    SHA1

    1d7b1f323c4f991bcc4333ce60f4feb9d599d866

    SHA256

    ff93d86e094f424de4788a7af379353cfb41beacf3c7213795d17064e0ffc6a4

    SHA512

    c4a4da1b2461edf57b9b8584088fe3a90e260e5f3efc3d8e2774fc9b1975cdf07e858df835d48dd4e49306847e20735319bd540c9cabe481e73cf53feb1b8037

  • /data/data/ezmjhdiumgiyhfjdp.bjucshsqxhkigwyqqma.gqncehdcknrtcekingi/app_DynamicOptDex/DCK.json
    Filesize

    541KB

    MD5

    999bc64ddb8466436ac709364f7c7a1b

    SHA1

    da94e605da0f1292c86e5834de7e21b60c2ce47c

    SHA256

    dbe96617fdc88b3fc1fe4af43c38a5613c307e9b60a3355c008b105f2e8a1020

    SHA512

    5a1637130e2e99cc7c6a135db653f04b67fcb6d6986db0b74b7f04aeacee981e9d962fdb87f1b3f0ebd13d053c8893c381723e3dedb90a594c64e3595a01ce34

  • /data/user/0/ezmjhdiumgiyhfjdp.bjucshsqxhkigwyqqma.gqncehdcknrtcekingi/app_DynamicOptDex/DCK.json
    Filesize

    448KB

    MD5

    c14cf24c7150c6c5bb1da38a64184baa

    SHA1

    9b012b3c08b3f603ae0fdbc80d9a33caab05e2be

    SHA256

    663dcbc355b127389a36172598f2e29156ad6328d8267efb37c861875418d9f0

    SHA512

    33ec9e08244ad3e6ff55c1c4d5b5e766975473a092a59a1a641350562a4ae315ad267af282daf67e36fa3a2c8edbe0b43da4898c9d133b1f78a6b9c3ed182882