Overview

overview

10

Static

static

6

17c3733b95...c2.apk

android-9-x86

10

17c3733b95...c2.apk

android-10-x64

10

17c3733b95...c2.apk

android-11-x64

10

Analysis

  • max time kernel
    129s
  • 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
    18-09-2024 22:01

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General

  • Target

    17c3733b95c316547ab7381184069e49b4da696dc88cd46b990633840a15f1c2.apk

  • Size

    1.3MB

  • MD5

    5a4696bd35a5d3074702a05e6c1488b6

  • SHA1

    4065862dc662b8f61f0d2613d81312823f78df80

  • SHA256

    17c3733b95c316547ab7381184069e49b4da696dc88cd46b990633840a15f1c2

  • SHA512

    0046b6eac60407857267904b08ea2fe47ae058fd770bdd8969e820e5a05dda31b283569554654103b0f0014e4994376a7976bd4075fc649431cff42f34120a1c

  • SSDEEP

    24576:lbgeyG2HKqYcyXGyl+nfnJTptdbtNe/FPIViBZSVvL/LkKem4sWhWmZldr:KNJHKB/l+nfBVtNuFPJoVvL/LXemZWht

Score
10/10
cerberusbankercollectioncredential_accessdiscoveryevasioninfostealerpersistenceratstealthtrojan

Malware Config

Extracted

Family

cerberus

C2

http://80.87.192.227

Signatures

  • Cerberus

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

    bankertrojaninfostealerevasionratcerberus
  • Removes its main activity from the application launcher 1 TTPs 1 IoCs
    stealthtrojanevasion
  • Loads dropped Dex/Jar 1 TTPs 2 IoCs

    Runs executable file dropped to the device during analysis.

    evasion
  • Makes use of the framework's Accessibility service 4 TTPs 3 IoCs

    Retrieves information displayed on the phone screen using AccessibilityService.

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

    Application may abuse the accessibility service to prevent their removal.

    evasion
  • Queries the mobile country code (MCC) 1 TTPs 1 IoCs
    discovery
  • Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs
    evasion
  • Listens for changes in the sensor environment (might be used to detect emulation) 1 TTPs 1 IoCs
    evasion
  • Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs
    persistence
  • Checks CPU information 2 TTPs 1 IoCs
  • Checks memory information 2 TTPs 1 IoCs

Processes

  • com.junk.fish
    1⤵
    • Removes its main activity from the application launcher
    • 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)
    • 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)
    • Registers a broadcast receiver at runtime (usually for listening for system events)
    • Checks CPU information
    • Checks memory information
    PID:4260
    • /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.junk.fish/app_DynamicOptDex/xMuBh.json --output-vdex-fd=42 --oat-fd=43 --oat-location=/data/user/0/com.junk.fish/app_DynamicOptDex/oat/x86/xMuBh.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4286

Network

MITRE ATT&CK Mobile v15

Replay Monitor

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Downloads

  • /data/data/com.junk.fish/app_DynamicOptDex/oat/xMuBh.json.cur.prof
    Filesize

    255B

    MD5

    3625da4cabf02fd4d0ac3aedadf97cf8

    SHA1

    644e5e6355ab7f06d75beb1ab3514c0ae899f92f

    SHA256

    284198bc75182a393e75a561a0f857f0c8bd31e84c15a9873c175b9858f8f372

    SHA512

    be037f82e73586479a07f0e9d3826eeb6d46af8dd0edb7192eb06a3ed62aeb82155db067a51979da32b02850567bbc17fac2ab493747c58d4567562f5aa047db

    Download Submit

  • /data/data/com.junk.fish/app_DynamicOptDex/xMuBh.json
    Filesize

    34KB

    MD5

    0fc6b8b6fbb35fb0daf50051543836bd

    SHA1

    7e875308e59158917633cea6f4779afaffe4e281

    SHA256

    aefde327a13ba461ee3d1ea19890cbb685c31892beece7e666aca7225d7120bc

    SHA512

    c26f18e5141d7f7907258333d52460dfc01892c1778574daf9ae88cb2393f94b042e38692d94289f06f9b9be4541b2fe299bd91024cde99ba9511e5921744275

    Download Submit

  • /data/data/com.junk.fish/app_DynamicOptDex/xMuBh.json
    Filesize

    34KB

    MD5

    aa1f360f82cf7f1010a13c274e83f566

    SHA1

    e13a5ad74c833214a95289290720c6a81bcb440b

    SHA256

    e0dc966c5b7daf5a1a2c37f1b0f61a10a9649c6f59f0554d919a15dae83213d8

    SHA512

    bb279d8a5faea93eb4b2c4e3317f3ebfb5bd777bf9da5d128504187b6bd73a10e1956a33be8db66aea37aacfb5648ed1f01b689a94bc78693d3ec06b463c7174

    Download Submit

  • /data/user/0/com.junk.fish/app_DynamicOptDex/xMuBh.json
    Filesize

    76KB

    MD5

    f65b9c2cccfe676d73f557a3f2d4cefb

    SHA1

    ba8ca12aded8667b7771af6230bce74b2d104cc3

    SHA256

    290fc2c6a696befeabb47b3b84cd2c00cf9a1ec520549f2ec33c688bc254b3af

    SHA512

    a5b0f6f604c11b84ca2add11cdd5c51bdf0fdf2d8208de26384440136e3760053afd394e7e1e0aeb177f7b09fb9b64fa4020a021f2f82020a8d9b409d3b319ab

    Download Submit

  • /data/user/0/com.junk.fish/app_DynamicOptDex/xMuBh.json
    Filesize

    76KB

    MD5

    262d9655c7d686d31b55aa1976061517

    SHA1

    5f6d350e5e6ae66afee5ddddf4aceaf5dcb8899c

    SHA256

    df1baa0be867f09df28532c5078b0c84f1f133e5b33182143f776ae3751779b0

    SHA512

    b660b7636b06b2aff6e4da60346424ba6902a3e247760e211f628b0ad582d36eff04acbba3e600442a0da57449316f458643f49ff34ce82f2cc8dfbe2e8aa16b

    Download Submit