Overview

overview

10

Static

static

6

f4dd810fb4...f3.apk

android-9-x86

10

f4dd810fb4...f3.apk

android-10-x64

10

f4dd810fb4...f3.apk

android-11-x64

10

Analysis

  • max time kernel
    69s
  • max time network
    153s
  • 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
    20-10-2024 22:03

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General

  • Target

    f4dd810fb45d5885ffef08fcea8c081545b7babb6f5eb8a7747b223e8e4a5df3.apk

  • Size

    1.8MB

  • MD5

    2e134522d21bfc065337468dc2162807

  • SHA1

    9bd841faeaa13a4cd0ebe1d18b82cee1926a6fef

  • SHA256

    f4dd810fb45d5885ffef08fcea8c081545b7babb6f5eb8a7747b223e8e4a5df3

  • SHA512

    0897fb960888e8901bdbdd719a40e4101eac284a3bf865edac59ac32533fa1d44b5bb25184aaf0f065d03740944404a1b4559d78a27ceea22b6e079e74886df9

  • SSDEEP

    49152:fjSB8UFKzekW/hKrpOC2Qe7C9FTmuFPtY+2zLC5em2WhLcu:fjSBNKzekW/hO7fmKp2zLAemlR

Score
10/10
cerberusbankercollectioncredential_accessdiscoveryevasionimpactinfostealerpersistenceratstealthtrojan

Malware Config

Extracted

Family

cerberus

C2

http://94.250.253.26

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 2 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 changing the default SMS application. 2 TTPs 1 IoCs
    collectionimpact
  • 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.bachelor.verify
    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 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)
    • Registers a broadcast receiver at runtime (usually for listening for system events)
    • Checks CPU information
    • Checks memory information
    PID:4326
    • /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.bachelor.verify/app_DynamicOptDex/AD.json --output-vdex-fd=42 --oat-fd=43 --oat-location=/data/user/0/com.bachelor.verify/app_DynamicOptDex/oat/x86/AD.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4352

Network

MITRE ATT&CK Mobile v15

Initial Access

Execution

Persistence

Event Triggered Execution

1
T1624

Broadcast Receivers

1
T1624.001

Privilege Escalation

Defense Evasion

Download New Code at Runtime

1
T1407

Hide Artifacts

3
T1628

Suppress Application Icon

1
T1628.001

User Evasion

2
T1628.002

Impair Defenses

1
T1629

Prevent Application Removal

1
T1629.001

Input Injection

1
T1516

Virtualization/Sandbox Evasion

2
T1633

System Checks

2
T1633.001

Credential Access

Input Capture

2
T1417

GUI Input Capture

1
T1417.002

Keylogging

1
T1417.001

Discovery

System Information Discovery

2
T1426

System Network Configuration Discovery

2
T1422

Lateral Movement

Collection

Input Capture

2
T1417

GUI Input Capture

1
T1417.002

Keylogging

1
T1417.001

Protected User Data

1
T1636

SMS Messages

1
T1636.004

Screen Capture

1
T1513

Command and Control

Exfiltration

Impact

Input Injection

1
T1516

SMS Control

1
T1582

Replay Monitor

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Downloads

  • /data/data/com.bachelor.verify/app_DynamicOptDex/AD.json
    Filesize

    35KB

    MD5

    f59b67e7a40c18b9c330f5b49efdf2dd

    SHA1

    b56abb4280c0e81c6f5b1ad3c046baa8f16400b8

    SHA256

    2865a4f967fa8a18b4db9d555b232c765c1ccb65cc3cc8ecf6a50349cbbc9fc1

    SHA512

    c1f214a01ae2b228b9c26ecdc2df77101fd730700cde73200fb7f4e901a3e10bbf5a673d187ab6efb808d87e41c17d1ecb4fc1b5a550006c8a9348ab3d5472d0

    Download Submit

  • /data/data/com.bachelor.verify/app_DynamicOptDex/AD.json
    Filesize

    35KB

    MD5

    b66e390609e60e04b082405419654c82

    SHA1

    3c703ae8828524476e15e6ccffa9b7b083e29d4b

    SHA256

    b1ed52b09b8f806bfbd4f61094162bb35932cec3cc36b17e1b70b39911143e6d

    SHA512

    0f258e4422acf4a50639d429f5d543b88e883028717ad822987dfd778515d002278e8a3ec7981cc9bfd32014c287885ef9e2df972e0c325ec932af83d744e833

    Download Submit

  • /data/data/com.bachelor.verify/app_DynamicOptDex/oat/AD.json.cur.prof
    Filesize

    223B

    MD5

    8fde0439783c28a80246ba36b552ce17

    SHA1

    40594bf2d2b3dea4eb2c843acadf6beb7c297cff

    SHA256

    f8513821fcf0c4df8ee0d98ef73339524a2de6fd7afb63d121f8bc0f3e4bb62c

    SHA512

    281638fe2719bf507678891b8ae5fcbdb3d410d4bf3a09be00f552ccdf725166679b160426989cbabda51b56e111904d8029f7361a86618aa1ccd632c779f617

    Download Submit

  • /data/user/0/com.bachelor.verify/app_DynamicOptDex/AD.json
    Filesize

    77KB

    MD5

    9dfa580aa93694ae97b83ecb5cfa9ff5

    SHA1

    b17c51cbd1dad8b069e2ac3adab7fccfd6bd624f

    SHA256

    caaa953fc8d5eb5d2cbac6e280ed76c7e3ddaa2f0f4eb2ed5e7d58b7b7015ddf

    SHA512

    22c51103d9bdf7997ccb6557c92613f431b9c643a1825d4264fd4767a0f1f8e66b8f2719ccbcda1bf5aae2c9448729212e722b6d9091a4f1c7eb6cb6bdb034fb

    Download Submit

  • /data/user/0/com.bachelor.verify/app_DynamicOptDex/AD.json
    Filesize

    77KB

    MD5

    fbfec32963eec74794d898179aee8b56

    SHA1

    cc98bdf6e6fc12d7fb8ec6caf36d7b0cb35f7ca6

    SHA256

    d15f4935437ed4422d98c2c68a1d352a781300349596adba217d9b2b94e2eca9

    SHA512

    f846a87654034a0e00044859e354598e244d4d52c0af1bc9240b143c566919c0aa108baaeb9bf24e8c030f973b1202c417e82d72db7b0b045ba2371fdc5c1bfe

    Download Submit