Analysis

  • max time kernel
    110s
  • max time network
    154s
  • 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
    24/03/2025, 22:05

General

  • Target

    59d694858fd068d03c65ee18ddf5dd3e7100548459abec19ae77e72611b3dbf1.apk

  • Size

    4.2MB

  • MD5

    81b09470dab2be812d5b888c309cb65c

  • SHA1

    c9ebf0956be4611cd182c31f8e215a2998e238cd

  • SHA256

    59d694858fd068d03c65ee18ddf5dd3e7100548459abec19ae77e72611b3dbf1

  • SHA512

    005759e997e42f3a4157798fe136784fe446034e72d08108f889847eb304ac5104c880b26aa8b699648588cdc28d5a55b99e2bf1f55af7fe3b1d64c7495098ad

  • SSDEEP

    98304:u38ZqvYrO/TcvKPjae6gTHLak9K8Zo6tKdkTMaTj2bzsOg1IN:e8ZqvogqQa/gT2kAwtK2TMMj2XsOgSN

Malware Config

Extracted

Family

tanglebot

C2

https://icq.im/AoLH58pXY8ejJTQiWg8

https://t.me/pempeppepepep

https://t.me/xpembeppep2p2

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

  • vzilx.posjx.lzsj
    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:4263
    • /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/vzilx.posjx.lzsj/code_cache/secondary-dexes/base.apk.classes1.zip --output-vdex-fd=44 --oat-fd=45 --oat-location=/data/user/0/vzilx.posjx.lzsj/code_cache/secondary-dexes/oat/x86/base.apk.classes1.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4291

Network

MITRE ATT&CK Mobile v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/data/vzilx.posjx.lzsj/code_cache/secondary-dexes/tmp-base.apk.classes2309453618211637201.zip

    Filesize

    455KB

    MD5

    b3b1db556f71fba4dccaa628ddd376de

    SHA1

    09a30d9e31055eb81e549951d2e25e95be5308a7

    SHA256

    40b02ba99ef1d1d3dd9255253a1b0a26b25df5852bc63fd8dfd7ac7f190ccccc

    SHA512

    92b722f37d3ad3f3ff48ad2142c17d5f8645920b155aced4b641ed33d5b99a69105d1a7552af131382e22f01db9dac47258e3c7d5777da962d06480baa34db40

  • /data/user/0/vzilx.posjx.lzsj/code_cache/secondary-dexes/base.apk.classes1.zip

    Filesize

    951KB

    MD5

    2fadb1953bdbf54cc1de4b895e2c4594

    SHA1

    7744f1353bce6ea34a9f0ecf350cda8bb9dff7d7

    SHA256

    50da22cb469c098b77c4edc6be23fd910dac747d7a0aae4ddc1d7f44abe247e8

    SHA512

    986fef4a5bfc4e3e93f8ab40ece8a5c5dc8e6946e0552b8064b9a13ac6b97a436ee0bbd1e1503c4a9b588262a7f3ed171fad2cdbd1d79746aad3796219f49156

  • /data/user/0/vzilx.posjx.lzsj/code_cache/secondary-dexes/base.apk.classes1.zip

    Filesize

    951KB

    MD5

    dcb9c27777d272b40d09e456bd1a360b

    SHA1

    8e697638bf96625fe30e68025de4a2274bcd7139

    SHA256

    80ac5a65eaf7c4bbe553afc99e5fa4ca212f763243b253dafc5d0e3c02441225

    SHA512

    d02e208e8398057ebeb3a43cf6772fe04f4d3e181a1a07e639550fbeeebd552a5220a1fb6e32a59102b444e14b4caaefacf1d348256673881d3baf07b49c9eeb