Overview

overview

10

Static

static

6

9041d9a4e5...b2.apk

android-9-x86

10

9041d9a4e5...b2.apk

android-10-x64

10

9041d9a4e5...b2.apk

android-11-x64

10

Analysis

  • max time kernel
    72s
  • max time network
    145s
  • 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
    10-09-2024 22:25

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General

  • Target

    9041d9a4e505e37146edf1b1c09c654e2659241170244c0fc819fa2c2a30a3b2.apk

  • Size

    1.4MB

  • MD5

    65d1b82213144fd7e1575dffb6f28d7b

  • SHA1

    56cf679a01fd8fee40e2eac982f6ff2de1e5accd

  • SHA256

    9041d9a4e505e37146edf1b1c09c654e2659241170244c0fc819fa2c2a30a3b2

  • SHA512

    ae09a2275c9050b7a3627008b016784bd7adf87950b63655ab66c119f5d2a3f549a28c450dd8726fb5b60f0f5ff81b3bc66d012b9c2bfeaf9718fd59d3210abd

  • SSDEEP

    24576:bX/kcxm9LRz6t+5WDslPpZCpw0Qptswse/FHb1WTItYDL893sWhWmMB:T09tGDDsBCFiNsuFHGmYDL898WhLMB

Score
10/10
cerberusbankercollectioncredential_accessdiscoveryevasionimpactinfostealerpersistenceprivilege_escalationratstealthtrojan

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
  • Tries to add a device administrator. 2 TTPs 1 IoCs
    privilege_escalationimpact
  • 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.perfect.wedding
    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).
    • Tries to add a device administrator.
    • 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:4379
    • /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.perfect.wedding/app_DynamicOptDex/JhCTKg.json --output-vdex-fd=42 --oat-fd=43 --oat-location=/data/user/0/com.perfect.wedding/app_DynamicOptDex/oat/x86/JhCTKg.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4405

Network

MITRE ATT&CK Mobile v15

Initial Access

Execution

Persistence

Event Triggered Execution

1
T1624

Broadcast Receivers

1
T1624.001

Privilege Escalation

Abuse Elevation Control Mechanism

1
T1626

Device Administrator Permissions

1
T1626.001

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

Screen Capture

1
T1513

Command and Control

Exfiltration

Impact

Account Access Removal

1
T1640

Input Injection

1
T1516

Replay Monitor

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Downloads

  • /data/data/com.perfect.wedding/app_DynamicOptDex/JhCTKg.json
    Filesize

    34KB

    MD5

    439ff188bb6c94ffef7ea1c897dce504

    SHA1

    68f34bf51f87d52101b970db8785aa2c37be9126

    SHA256

    0f18c61dd29956440092b60e2dfe62fd0e865e8cc9f6478adc87d092ce6ad0d4

    SHA512

    fdb3d2fdd293467e97c97ea5b230284266d57e53f41e85f3f15e64d6367f77ac1bc7a46470ae141e814fcb22833941fd5434a566c29d3f5b03d8892bd994fdb0

    Download Submit

  • /data/data/com.perfect.wedding/app_DynamicOptDex/JhCTKg.json
    Filesize

    34KB

    MD5

    30f8779ebd0daa117a5f0832fee1066e

    SHA1

    728216a456ead873fde98ab641d4b1c23a35f64a

    SHA256

    874644e3b1dfdec2904bfb072f8268a0a3306877793474686fa449d8befb57cb

    SHA512

    12bac3e178117e15e849fa911af4bf26c36bda7849021194bfa9c6939a9793d9a348e864a0c1c8284a7927436eac581cbb1a5ab14db1a9304b27d1b2ebc88467

    Download Submit

  • /data/data/com.perfect.wedding/app_DynamicOptDex/oat/JhCTKg.json.cur.prof
    Filesize

    208B

    MD5

    a85e8096e2218cb3ff58f0fe85d57957

    SHA1

    cc7a9dddcb186ca0876650dbcc5eab049d27e0d5

    SHA256

    6de8116f6f63813d3013d680205e79bb6975607f0f109234869ebd86e51a454f

    SHA512

    a2c865b03824239b8c865c0d8150c2223547b1f0f05c4a4795428c28b470ab9184e904678805fc00a0add75e0de3ba02639a82d50eacf22602729d042da4c6d7

    Download Submit

  • /data/user/0/com.perfect.wedding/app_DynamicOptDex/JhCTKg.json
    Filesize

    76KB

    MD5

    f65b9c2cccfe676d73f557a3f2d4cefb

    SHA1

    ba8ca12aded8667b7771af6230bce74b2d104cc3

    SHA256

    290fc2c6a696befeabb47b3b84cd2c00cf9a1ec520549f2ec33c688bc254b3af

    SHA512

    a5b0f6f604c11b84ca2add11cdd5c51bdf0fdf2d8208de26384440136e3760053afd394e7e1e0aeb177f7b09fb9b64fa4020a021f2f82020a8d9b409d3b319ab

    Download Submit

  • /data/user/0/com.perfect.wedding/app_DynamicOptDex/JhCTKg.json
    Filesize

    76KB

    MD5

    262d9655c7d686d31b55aa1976061517

    SHA1

    5f6d350e5e6ae66afee5ddddf4aceaf5dcb8899c

    SHA256

    df1baa0be867f09df28532c5078b0c84f1f133e5b33182143f776ae3751779b0

    SHA512

    b660b7636b06b2aff6e4da60346424ba6902a3e247760e211f628b0ad582d36eff04acbba3e600442a0da57449316f458643f49ff34ce82f2cc8dfbe2e8aa16b

    Download Submit