Analysis

  • max time kernel
    122s
  • 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
    19-12-2024 22:08

General

  • Target

    9353775f44ad8d6f7c687bff942bbda6836196a2218edbc5491fba7e8b02a741.apk

  • Size

    1.8MB

  • MD5

    191c5458cee2fd98aa6183bac62d9325

  • SHA1

    9feb0f47afebd9e329edc688fe05f865fc46f5d2

  • SHA256

    9353775f44ad8d6f7c687bff942bbda6836196a2218edbc5491fba7e8b02a741

  • SHA512

    785f2b6785783dcc44d63fefc5c7ee160ff856f1ea95b7e5448421b97103a8d3f81127e46cb3560f410b3d8a0af7cff4b455e1138d9e1f93a2467d9bfab7aeb9

  • SSDEEP

    24576:aSkHeuJgMiBvHIIJlAXA4+T2hosWAP7rTmxHV01zzZ6X2+HtfsT/9YkgjgQ7hMzm:aSkOMyoIH2DmxH8ZjXT/VgjbhG/fm

Malware Config

Extracted

Family

tanglebot

C2

https://icq.im/AoLH58xYS0_leBOpXFI

https://t.me/unk22k2k2k2

https://t.me/unkppapeppappe

Signatures

  • TangleBot

    TangleBot is an Android SMS malware first seen in September 2021.

  • TangleBot payload 2 IoCs
  • Tanglebot family
  • 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 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 TTPs
  • Performs UI accessibility actions on behalf of the user 1 TTPs 1 IoCs

    Application may abuse the accessibility service to prevent their removal.

  • Queries the mobile country code (MCC) 1 TTPs 1 IoCs
  • Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs
  • Checks CPU information 2 TTPs 1 IoCs
  • Checks memory information 2 TTPs 1 IoCs

Processes

  • com.rdyxvyhyuiynu.ncggqrmsikupzntz
    1⤵
    • Loads dropped Dex/Jar
    • Makes use of the framework's Accessibility service
    • Performs UI accessibility actions on behalf of the user
    • Queries the mobile country code (MCC)
    • Registers a broadcast receiver at runtime (usually for listening for system events)
    • Checks CPU information
    • Checks memory information
    PID:4220
    • /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.rdyxvyhyuiynu.ncggqrmsikupzntz/code_cache/secondary-dexes/base.apk.classes1.zip --output-vdex-fd=44 --oat-fd=45 --oat-location=/data/user/0/com.rdyxvyhyuiynu.ncggqrmsikupzntz/code_cache/secondary-dexes/oat/x86/base.apk.classes1.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4247

Network

MITRE ATT&CK Mobile v15

Replay Monitor

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Downloads

  • /data/data/com.rdyxvyhyuiynu.ncggqrmsikupzntz/code_cache/secondary-dexes/tmp-base.apk.classes7282690152639649525.zip

    Filesize

    455KB

    MD5

    bf1bee6ed3f78ab2fdc24246e8dcfcdb

    SHA1

    0a7e2e1c34a19bc2ca62a97f0717311da17f0268

    SHA256

    e02a0ae5b9a13be91c4e82f1d722b9de56f8c9ed2f65ccdd2db4b23e72ad94b0

    SHA512

    b76fa6bd56397f89b8ac050ca8ef53e8a045167e16b67c4c4df2196d29f1054befc9ed175e61804ab0f11ba8d9113db60f2fd14221cae59e63b1c98ece4b2466

  • /data/user/0/com.rdyxvyhyuiynu.ncggqrmsikupzntz/code_cache/secondary-dexes/base.apk.classes1.zip

    Filesize

    949KB

    MD5

    9c62226c2e7e4a5e0a5148df81c62467

    SHA1

    3e3489b15bd48c005041a41f07fa6484ac6831ff

    SHA256

    7b4d4c27acc7d624e156798e8efa753d17fc9415211df943060ad52742ac7a98

    SHA512

    2bc7d302aecab317f811ecfb94dc701c6d8c39cc699ee24de6a8e110c80ad6f8b6634116e550710ced1bff2b02bbbffa7de326fb8b7999c860d8f81beb608979

  • /data/user/0/com.rdyxvyhyuiynu.ncggqrmsikupzntz/code_cache/secondary-dexes/base.apk.classes1.zip

    Filesize

    949KB

    MD5

    4482f2fcb8cd383f0757bdd933c150c7

    SHA1

    70892375a28d89430cf3f2b6f681fed3e74bd554

    SHA256

    11e34879facb696c5516fa8878a0dd14b57478f047472b859dcf908192fd2e8c

    SHA512

    2796ffe6bd6ce9d4cfcf123286b8613c89a7e59041b2a30593313764978e2dac030a2f17042236df319fbbb9155bf3593b84458185f1ed230471952ee803289e