Analysis

  • max time kernel
    46s
  • max time network
    150s
  • platform
    android-11_x64
  • resource
    android-x64-arm64-20240910-en
  • resource tags

    arch:armarch:arm64arch:x64arch:x86image:android-x64-arm64-20240910-enlocale:en-usos:android-11-x64system
  • submitted
    14-09-2024 22:10

General

  • Target

    c3268942c3e7616446b7cf34d2d1e0cc7a10213ca86630b2fb628e00071758c6.apk

  • Size

    1.5MB

  • MD5

    6d235610ce53fe6f24588f952d9b56b9

  • SHA1

    5644fe001cf5f3004e58d215dab5259fff51fa7d

  • SHA256

    c3268942c3e7616446b7cf34d2d1e0cc7a10213ca86630b2fb628e00071758c6

  • SHA512

    6c55a2b2c213ae4566831d615534b1df70297ea41d7cae245dc78020e461b83564553ace823debe0cf0f4399b7ea3d42eb780e3f9de69986831a09a61daaee22

  • SSDEEP

    24576:JM5MzuJekk26MTSl+1tjQh+a9jhcnleZR7Lds1NHByg+mv4BqH0E8:G2aJxkpMmlajQAGVQle0JByg+cH0E8

Malware Config

Extracted

Family

cerberus

C2

http://sapwatsuop.ru

Signatures

  • Cerberus

    An Android banker that is being rented to actors beginning in 2019.

  • Removes its main activity from the application launcher 1 TTPs 2 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 3 IoCs

    Retrieves information displayed on the phone screen using AccessibilityService.

  • Obtains sensitive information copied to the device clipboard 2 TTPs 1 IoCs

    Application may abuse the framework's APIs to obtain sensitive information copied to the device clipboard.

  • Queries the phone number (MSISDN for GSM devices) 1 TTPs
  • Performs UI accessibility actions on behalf of the user 1 TTPs 4 IoCs

    Application may abuse the accessibility service to prevent their removal.

  • Requests changing the default SMS application. 2 TTPs 1 IoCs
  • Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs
  • Listens for changes in the sensor environment (might be used to detect emulation) 1 TTPs 1 IoCs
  • Checks CPU information 2 TTPs 1 IoCs
  • Checks memory information 2 TTPs 1 IoCs

Processes

  • com.access.express
    1⤵
    • Removes its main activity from the application launcher
    • Loads dropped Dex/Jar
    • Makes use of the framework's Accessibility service
    • Obtains sensitive information copied to the device clipboard
    • Performs UI accessibility actions on behalf of the user
    • Requests changing the default SMS application.
    • Requests disabling of battery optimizations (often used to enable hiding in the background).
    • Listens for changes in the sensor environment (might be used to detect emulation)
    • Checks CPU information
    • Checks memory information
    PID:4819

Network

MITRE ATT&CK Mobile v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/user/0/com.access.express/app_DynamicOptDex/LAbTF.json

    Filesize

    64KB

    MD5

    0f11cdc20a0da45c02912c27f651a476

    SHA1

    b2dadab8ac86825a58ecbe7790cf45bd6ebab5f9

    SHA256

    dd8db381310c5369cc190550fdfa0c0d6a0c810b88ad5465d0a794bf95e71dbb

    SHA512

    64660bad6b124a8ccc502cd2cec5a580ccf54c3d56003aac4e9f2acc0ac31d1d82e8b433e8f227bee194e89d12f2ab51f12c49213300b006cfaf662ddfb63f6b

  • /data/user/0/com.access.express/app_DynamicOptDex/LAbTF.json

    Filesize

    64KB

    MD5

    ac72ae53e881cce80be92962f8346ec2

    SHA1

    2e18f4ab5d9e92c226800d5460b2eb6c96b40b70

    SHA256

    91c2d8c257a4ce2c9073eb71c9174c0475721cfd93c1e98b745ce9fc1683ab85

    SHA512

    25b9c8b0473baaf000234105eb15400c6d73d25c7b19b4a9ab466cbf3d819f73f1b8a2e7b439c64bb1e6fb416c945ccafa3d935617cb2ed375377e45fd0dfdbb

  • /data/user/0/com.access.express/app_DynamicOptDex/LAbTF.json

    Filesize

    118KB

    MD5

    6ce4981964f8500b60a2e03ad9c6d449

    SHA1

    3276dd791664b38dc6524bc11132fde0c6e53e87

    SHA256

    7226f32c8d167145bffae53471694806701c1b86df3e9f53df546ebf9a4d25a3

    SHA512

    7fddbac8577c4427cece0095ad4d23445162d69785f2c5ab3f15feb186d0722229faa50fad58e8649b1237d4f98851d34be53ae7b2e1b6074b59ad65dcf73623

  • /data/user/0/com.access.express/app_DynamicOptDex/oat/LAbTF.json.cur.prof

    Filesize

    150B

    MD5

    9bfec41f49ffa3018c888371bbb81859

    SHA1

    f7c50eaa2ccf0adac43067deb50a6de189030969

    SHA256

    f1403358ce806137c3cdcd9b1ef49b5a519485b2094b6c8f3b7b812289928f18

    SHA512

    2af4dd49c175f584f64cee46bb70bd547a9238890da72ee1d1c447183c07597f741b8c71afd89a3b36246dbdf031e9a08d31b7f6011c4c30945a863cd4abbd5a