Overview

overview

10

Static

static

10

f88437460f...e7.apk

android-9-x86

10

f88437460f...e7.apk

android-10-x64

7

f88437460f...e7.apk

android-11-x64

10

Analysis

  • max time kernel
    13s
  • max time network
    151s
  • platform
    android_x86
  • resource
    android-x86-arm-20240624-en
  • resource tags

    androidarch:armarch:x86image:android-x86-arm-20240624-enlocale:en-usos:android-9-x86system
  • submitted
    19/12/2024, 22:08

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General

  • Target

    f88437460f90efc63ad2be3a071a28dbcb8425dec50a2649f9bb6ea1d19a5ae7.apk

  • Size

    1.1MB

  • MD5

    b0bc94ef04ef85f1ee14b63e477f2907

  • SHA1

    011622979676854674cc276d3e38782c4115be41

  • SHA256

    f88437460f90efc63ad2be3a071a28dbcb8425dec50a2649f9bb6ea1d19a5ae7

  • SHA512

    5f1d3b0e1a1bbc98257c0037079ad87998cb4c45b3452361ad975d482243008d764d7aa90cf827ce8abb52f483dc6c6d680d4ff94038a26921c8d9adc8cc054d

  • SSDEEP

    24576:Be+Fh6O9HM3q8SZd0BJEyldcIQKyYFvs/ojyP5g/5eVU:Be+Fh6O9HM68Mib2I4X/XP5g/CU

Score
10/10
hookbankercollectioncredential_accessdiscoveryevasionexecutionimpactinfostealerpersistencerattrojan

Malware Config

Extracted

Family

hook

C2

http://31.59.114.219:3434

AES_key

Signatures

  • Hook

    Hook is an Android malware that is based on Ermac with RAT capabilities.

    rattrojaninfostealerhook
  • Hook family
    hook
  • Makes use of the framework's Accessibility service 4 TTPs 3 IoCs

    Retrieves information displayed on the phone screen using AccessibilityService.

    collectionevasioncredential_access
  • Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps) 1 TTPs
    bankerdiscovery
  • Queries information about running processes on the device 1 TTPs 1 IoCs

    Application may abuse the framework's APIs to collect information about running processes on the device.

    discovery
  • Queries the phone number (MSISDN for GSM devices) 1 TTPs
    discovery
  • Acquires the wake lock 1 IoCs
  • Makes use of the framework's foreground persistence service 1 TTPs 1 IoCs

    Application may abuse the framework's foreground service to continue running in the foreground.

    evasionpersistence
  • Queries information about the current Wi-Fi connection 1 TTPs 1 IoCs

    Application may abuse the framework's APIs to collect information about the current Wi-Fi connection.

    discovery
  • Queries the mobile country code (MCC) 1 TTPs 1 IoCs
    discovery
  • Reads information about phone network operator. 1 TTPs
    discovery
  • Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs
    evasion
  • Requests enabling of the accessibility settings. 1 IoCs
  • Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs
    persistence
  • Schedules tasks to execute at a specified time 1 TTPs 1 IoCs

    Application may abuse the framework's APIs to perform task scheduling for initial or recurring execution of malicious code.

    executionpersistence
  • Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs
    impact

Processes

  • com.tencent.mm
    1⤵
    • Makes use of the framework's Accessibility service
    • Queries information about running processes on the device
    • Acquires the wake lock
    • Makes use of the framework's foreground persistence service
    • Queries information about the current Wi-Fi connection
    • Queries the mobile country code (MCC)
    • Requests disabling of battery optimizations (often used to enable hiding in the background).
    • Requests enabling of the accessibility settings.
    • Registers a broadcast receiver at runtime (usually for listening for system events)
    • Schedules tasks to execute at a specified time
    • Uses Crypto APIs (Might try to encrypt user data)
    PID:4259

Network

MITRE ATT&CK Mobile v15

Initial Access

Execution

Scheduled Task/Job

1
T1603

Persistence

Event Triggered Execution

1
T1624

Broadcast Receivers

1
T1624.001

Foreground Persistence

1
T1541

Scheduled Task/Job

1
T1603

Privilege Escalation

Defense Evasion

Foreground Persistence

1
T1541

Hide Artifacts

1
T1628

User Evasion

1
T1628.002

Input Injection

1
T1516

Credential Access

Input Capture

2
T1417

GUI Input Capture

1
T1417.002

Keylogging

1
T1417.001

Discovery

Process Discovery

1
T1424

Software Discovery

1
T1418

Security Software Discovery

1
T1418.001

System Network Configuration Discovery

3
T1422

System Network Connections Discovery

1
T1421

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

Data Encrypted for Impact

1
T1471

Input Injection

1
T1516

Replay Monitor

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Downloads

  • /data/data/com.tencent.mm/no_backup/androidx.work.workdb
    Filesize

    4KB

    MD5

    f2b4b0190b9f384ca885f0c8c9b14700

    SHA1

    934ff2646757b5b6e7f20f6a0aa76c7f995d9361

    SHA256

    0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

    SHA512

    ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

    Download Submit

  • /data/data/com.tencent.mm/no_backup/androidx.work.workdb-journal
    Filesize

    512B

    MD5

    c9802b5dd62d98c5ad429d9814bf0783

    SHA1

    9b11a2a6dbd6d316c457de91a58ca660d348401f

    SHA256

    394b686418f7b39ce001c21d1e551a29f8508f30f770615d4bba6a28b50b9af1

    SHA512

    39789a396fbadb9481d098ddf680cb85c8c4d6a0c4fc6af051c37d124bff3f4b7d09dd26acabba27aa9ad3260fb94b9f12575bb6efc51c064862739d5f5179fd

    Download Submit

  • /data/data/com.tencent.mm/no_backup/androidx.work.workdb-shm
    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

    Download Submit

  • /data/data/com.tencent.mm/no_backup/androidx.work.workdb-wal
    Filesize

    16KB

    MD5

    ded058403bd306822d3c6845bf922f06

    SHA1

    16c70829d1da7087dfe26a774a28c095c06a98a8

    SHA256

    d38291fb3e148672a1999ce25ff05b89a3bd08cd05a6faa4fe2976af3a7e421b

    SHA512

    3b22619105efbd0d992d249ba29541e2b3fb4cc40c1b4ad7912d5c743a6c02d282eef1d653aca96905703da0e142facc2ea1fe8ca87255baea8e29c5692c40ee

    Download Submit

  • /data/data/com.tencent.mm/no_backup/androidx.work.workdb-wal
    Filesize

    108KB

    MD5

    c530c36349486a09fd88dd6913978e0e

    SHA1

    f57ce6dd33aa06e6b95bd62f90fc92f14a6f4761

    SHA256

    ebf5a56aa613c949031a420e0448cebf8b9683e7e50096899d5c43f865abbf57

    SHA512

    31e28618e29b1feef823e71c35980a0b43c16d3822bc43d449dd399ae8c72380de9a3a81fff84a893053b61608f8735c03eebb0e041d6eb5cf2ecdd94020f389

    Download Submit

  • /data/data/com.tencent.mm/no_backup/androidx.work.workdb-wal
    Filesize

    173KB

    MD5

    c2c1766b28c1eb6d25f7d6fa9ec01635

    SHA1

    dea19b20c258a79a2dca1afbd30bb6972847150e

    SHA256

    b7296e7614bfd34ed884b57d9d41167c465dc3bd52976ea3cd95b67902705f6c

    SHA512

    eaf2243c28756d2505f3a17a6683827632a77dad22bd3940b1155b59f2907145a1cf657f6d0f72d2c93729cc9bcdc8196e5303c1e6fd1363fb85bfa27162bacb

    Download Submit