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Overview

overview

10

Static

static

10

20732dfce2...22.apk

android-9-x86

10

20732dfce2...22.apk

android-10-x64

7

20732dfce2...22.apk

android-11-x64

10

Analysis

  • max time kernel
    13s
  • max time network
    150s
  • 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
    20/02/2025, 22:10

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General

  • Target

    20732dfce25ab709289512670ee9e1d9c72a67ff5b4315eaba2dd48c7c5dc322.apk

  • Size

    1.1MB

  • MD5

    e43161a30c12c21d258f43707159fbcc

  • SHA1

    e909a2a265cb9504697faaf25f04bbc96a6190d6

  • SHA256

    20732dfce25ab709289512670ee9e1d9c72a67ff5b4315eaba2dd48c7c5dc322

  • SHA512

    b6b92363131ef008d611eed5d6a878a8bbb6812556af4280508e492edf6c8cbe3442d34c3b4cf1d720742899535b94a954218ffaf7479edbba46be7c2fb46e41

  • SSDEEP

    24576:I1hppab5Aor4poq8r6nnDbri89NCzTojyvyg/3pKL:UhPalH84Wn/NNC3Xvyg/gL

Score
10/10
hookbankercollectioncredential_accessdefense_evasiondiscoveryevasionexecutionimpactinfostealerpersistencerattrojan

Malware Config

Extracted

Family

hook

C2

http://154.201.71.218

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.

    collectiondefense_evasioncredential_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.

    defense_evasionpersistence
  • Performs UI accessibility actions on behalf of the user 1 TTPs 1 IoCs

    Application may abuse the accessibility service to prevent their removal.

    evasion
  • 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
    defense_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.kumudapihenicu.zevelu
    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
    • Performs UI accessibility actions on behalf of the user
    • 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:4316

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

Impair Defenses

1
T1629

Prevent Application Removal

1
T1629.001

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.kumudapihenicu.zevelu/no_backup/androidx.work.workdb
    Filesize

    4KB

    MD5

    f2b4b0190b9f384ca885f0c8c9b14700

    SHA1

    934ff2646757b5b6e7f20f6a0aa76c7f995d9361

    SHA256

    0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

    SHA512

    ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

    Download Submit

  • /data/data/com.kumudapihenicu.zevelu/no_backup/androidx.work.workdb-journal
    Filesize

    512B

    MD5

    d18d7bb68b58427a5a2570ee7e0f6e44

    SHA1

    5dd6830f5fd534ac357c17a19fa309dcc2a17f03

    SHA256

    7de43755290c42a256a63c5face3bafa176f2ca0575df9f342fd41c4f96a4134

    SHA512

    3a7b4f046b6da58610ed025c355ae99c23e555418ecd259f82f81c2e9e246b895b2ae818b5816ae0c07163c82c4c930e7e5c1bdd598bfd68e4acc6ad07b2db18

    Download Submit

  • /data/data/com.kumudapihenicu.zevelu/no_backup/androidx.work.workdb-shm
    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

    Download Submit

  • /data/data/com.kumudapihenicu.zevelu/no_backup/androidx.work.workdb-wal
    Filesize

    16KB

    MD5

    eae3ac117c467a11d98de655865d0468

    SHA1

    2c90e50487d91eddfdee3029411813a0a9ef6c78

    SHA256

    a5f6f5fb27ed712329546cf60e396a84508a26573de8180241ca292d1578f810

    SHA512

    5bb177e83bf2cad0591968d03eca79f5417c7fc85ee432c1f9bd5a1be334761eef180e5bb75aa386b6a1dfaae1c7b791902d7a7fc267a290cfcb70b81f80c0da

    Download Submit

  • /data/data/com.kumudapihenicu.zevelu/no_backup/androidx.work.workdb-wal
    Filesize

    108KB

    MD5

    e2ef4c79bd574b697fe98885a40546b5

    SHA1

    c218dbf7560c668697d2c8b707775355684fc934

    SHA256

    4070f1851793b15c4c126d590edb199260ab882325d627135ed2037518e07e31

    SHA512

    004a2745a5ec47e5b72fd458d4ed193f7394e115f5114d5dfc48ef41801e87a3ba61341c0f73b7aed8535b093867b588739e2e7168a1da793fbca590348bd3b1

    Download Submit

  • /data/data/com.kumudapihenicu.zevelu/no_backup/androidx.work.workdb-wal
    Filesize

    173KB

    MD5

    20593d95e8aa299601cf806e8c181c0b

    SHA1

    01c01f5c6e1dc510d09ec98f64f3001eb35f89ab

    SHA256

    0d1b9395bc7fd7b63a498f528ca19d5bc76fdbf82ea915b7982ff55e4004ac82

    SHA512

    a4b028551cc59354db3c7601bf3ec35fd3ab14cc0076455b4961d240724d94695b90d78c0c6e44497577d245470ab74192172cf05aa29bdc1be87768e43d9af5

    Download Submit