Resubmissions

14/03/2025, 19:45

250314-ygl5es1mx9 10

18/04/2024, 12:40

240418-pwet8add72 10

18/04/2024, 12:31

240418-pqdd7sdc35 10

18/04/2024, 12:29

240418-pnyblaeb81 10

Analysis

  • max time kernel
    59s
  • max time network
    68s
  • 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
    14/03/2025, 19:45

General

  • Target

    e1ac7ca1247773e5842197c2efd96af63178f58db759fe92bc96e6b02b60304b.apk

  • Size

    3.1MB

  • MD5

    04de85cf10a67e63c093c769906f6da3

  • SHA1

    488f651e367e7379adfd8a095b815ee12acd7c9e

  • SHA256

    e1ac7ca1247773e5842197c2efd96af63178f58db759fe92bc96e6b02b60304b

  • SHA512

    ae5079e3301c397000e9edc318e42f225ffcd052d741601df6129db06df31fc6dd6029d8e93f5fd214dee5c1918a3a1798c508f3c8e398f086158d41949ed133

  • SSDEEP

    49152:CD76+3SlF9iknNiFDFcU+UgErmLxC640cU86zb4FOREqjDE297OVbw+1TkHkhrg0:M76+i/d9UxgErcRSeweEqjDz7Obz1AW

Malware Config

Extracted

Family

teabot

C2

http://91.215.85.55:85/api/

http://185.215.113.108:85/api/

http://37.235.54.59:80/api/

Signatures

  • TeaBot

    TeaBot is an android banker first seen in January 2021.

  • Teabot family
  • Removes its main activity from the application launcher 1 TTPs 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
  • Acquires the wake lock 1 IoCs
  • Performs UI accessibility actions on behalf of the user 1 TTPs 7 IoCs

    Application may abuse the accessibility service to prevent their removal.

  • Queries the mobile country code (MCC) 1 TTPs 1 IoCs
  • 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
  • Checks CPU information 2 TTPs 1 IoCs
  • Checks memory information 2 TTPs 1 IoCs

Processes

  • com.pesdgjxem.qyqhnfxph
    1⤵
    • Removes its main activity from the application launcher
    • Loads dropped Dex/Jar
    • Makes use of the framework's Accessibility service
    • Acquires the wake lock
    • Performs UI accessibility actions on behalf of the user
    • 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)
    • Checks CPU information
    • Checks memory information
    PID:4335
    • /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.pesdgjxem.qyqhnfxph/app_app_dex/ijuwxjx.xjp --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.pesdgjxem.qyqhnfxph/app_app_dex/oat/x86/ijuwxjx.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4360

Network

MITRE ATT&CK Mobile v15

Replay Monitor

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Downloads

  • /data/data/com.pesdgjxem.qyqhnfxph/app_app_dex/ijuwxjx.xjp

    Filesize

    724KB

    MD5

    bc6a03b5d654a26c39d9c15f529ccce8

    SHA1

    df2c375d877bd10f3354610a840c9929dbce03c7

    SHA256

    8281062bb1ed0f65b9897f0a325dee45b05876babac1fe84c21011457e112993

    SHA512

    56a3baba8fa299b851991055d9ac40a3f62543b4279cad280ea14037995805f4be08f9948aa5b348756408d014b335e91dab03038871bd0872d98b0d65757246

  • /data/user/0/com.pesdgjxem.qyqhnfxph/app_app_dex/ijuwxjx.xjp

    Filesize

    724KB

    MD5

    e7a2273a735ae247f56ab837a444dff1

    SHA1

    108fe8927c09ff656313b0b97b42998e15535833

    SHA256

    7d6ef29177d2be0d70c6000a0648d7152b1961ff0e61e65472dc6b9c2f6a03c1

    SHA512

    6df46d2023f24e80648c717d8e610bf5409b3135e0e808985607807e30b98b45da1023a6d91bdb47cbeb943fca0b7215bc4f61be95e7d495eb471f3448ac9dae