Overview

overview

10

Static

static

6

aacff9d32b...7f.apk

android-9-x86

10

aacff9d32b...7f.apk

android-10-x64

10

aacff9d32b...7f.apk

android-11-x64

10

Analysis

  • max time kernel
    147s
  • max time network
    157s
  • platform
    android-9_x86
  • resource
    android-x86-arm-20240910-en
  • submitted
    14/12/2024, 22:05

Sharing

Copy URL Twitter E-mail
Report Analysis Logs

General

  • Target

    aacff9d32b16471cd14ed2cf27430d9b1e5649d194bb8d8372376322d7fc337f.apk

  • Size

    2.8MB

  • MD5

    c7c51f91437f54b68b54da95f6d2fec4

  • SHA1

    cae0d1caee8f7e1c2b30263c835f13ee7cc72395

  • SHA256

    aacff9d32b16471cd14ed2cf27430d9b1e5649d194bb8d8372376322d7fc337f

  • SHA512

    a613f6206a974835c60d131bc9bb9042a5ff55c7934240e078ea219e66ef2ee03176b867c48909e78504618b1fcfbb0b8a9743d0ecc979fc10ebb60644caf2eb

  • SSDEEP

    49152:bnJrgeSxCCALNz+MzmMbNRHDFQxA94Ou3ZiwuNlYGZudEilH8NGDpq5A7KObyBzL:bnzfCMzTbN/QxK4Ou3ZiwuG3csFq50b2

Score
10/10
ermachookbankercollectioncredential_accessdefense_evasiondiscoveryevasionexecutionimpactinfostealerpersistencerattrojan

Malware Config

Extracted

Family

ermac

C2

http://adsfgbkapmgnsdvbr.pro

http://adsfgbkapmgbrsgsh.pro

http://adsfgbkapmgdbshb.pro

http://adsfgbkapmgsdfbbnn.pro

http://adsfgbkapmgdsagbbs.pro
AES_key

Extracted

Family

hook

C2

http://adsfgbkapmgnsdvbr.pro

http://adsfgbkapmgbrsgsh.pro

http://adsfgbkapmgdbshb.pro

http://adsfgbkapmgsdfbbnn.pro

http://adsfgbkapmgdsagbbs.pro
AES_key

Signatures

  • Ermac

    An Android banking trojan first seen in July 2021.

    bankertrojaninfostealerermac
  • Ermac family
    ermac
  • Ermac2 payload 1 IoCs
  • Hook

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

    rattrojaninfostealerhook
  • Hook family
    hook
  • Loads dropped Dex/Jar 1 TTPs 1 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.

    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 5 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
  • 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
  • Checks CPU information 2 TTPs 1 IoCs
  • Checks memory information 2 TTPs 1 IoCs

Processes

  • com.tocagesucivoya.majo
    1⤵
    • Loads dropped Dex/Jar
    • 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)
    • 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)
    • Checks CPU information
    • Checks memory information
    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

Download New Code at Runtime

1
T1407

Foreground Persistence

1
T1541

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

Process Discovery

1
T1424

Software Discovery

1
T1418

Security Software Discovery

1
T1418.001

System Information Discovery

2
T1426

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

Loading Replay Monitor...

Downloads

  • /data/data/com.tocagesucivoya.majo/app_rotate/oat/wWqUWlJ.json.cur.prof
    Filesize

    3KB

    MD5

    e1c959b6ea5490996b015d50cb9758b6

    SHA1

    daa20c3315436c487d33844b31eae0503ee0807c

    SHA256

    2bd3ccda8a8164fd3614587f6e56f563f4827752b14ae42dd531883d4b965bcd

    SHA512

    f69cf732ac8ba2a51402d8391322f14bd230b90df3f41980eb1777332619d814cb84b5f0d857fed19ca6b97952e70f06f2760e6714dc85b2758fd957681eeec8

    Download Submit

  • /data/data/com.tocagesucivoya.majo/app_rotate/wWqUWlJ.json
    Filesize

    691KB

    MD5

    af16d4c3922521886b2955d6b800e291

    SHA1

    e576e82f7323e7b0d5330fed95f0fb28d0ef3069

    SHA256

    ae7478e56436ae61d114646df78105c6da7ed8ae4c53e5dbc71575820c32b2d4

    SHA512

    e4e853de6d9368e63bb85e484aaabb0c55e981a98ba2b4ddec2a9d0b7a430806d959f7e2e90e94b486c0e396af827b403ee713567c75528f59acc350b5458d37

    Download Submit

  • /data/data/com.tocagesucivoya.majo/app_rotate/wWqUWlJ.json
    Filesize

    691KB

    MD5

    417e8c6eadbd84bc5a150a13e9fb1dae

    SHA1

    5f367676dd413ae3c554816054241c0e51de53d4

    SHA256

    4b77eefd513318eb812d8b45bb0de0850a303de2705d59c470b68e083497bd8e

    SHA512

    3ff5c9aaf5132186244381cfcdd968b63d4877161425d922ef8978a5e8d1aa51b044bba4cbd6e05571f6a59ec34e676bf487132f45dd9f4d1315c8f6046ea69c

    Download Submit

  • /data/data/com.tocagesucivoya.majo/no_backup/androidx.work.workdb
    Filesize

    4KB

    MD5

    f2b4b0190b9f384ca885f0c8c9b14700

    SHA1

    934ff2646757b5b6e7f20f6a0aa76c7f995d9361

    SHA256

    0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

    SHA512

    ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

    Download Submit

  • /data/data/com.tocagesucivoya.majo/no_backup/androidx.work.workdb-journal
    Filesize

    512B

    MD5

    a3770d87698f6b928491c7147a76113b

    SHA1

    85d732dad5d68624db686dddb954317e3e8c66de

    SHA256

    f6412dcf2af2f69fdafe658b7a027d9121d26310d1aceeb0567e83db9c11c727

    SHA512

    7dfb9177d282e29dffe2b31bdb2bd3bd6d86a8dab9811c0f81446a6e37653b469ceb9c8438b674b808ea901405d3afce843e4f1d71cc83e7f1e6c9a981332060

    Download Submit

  • /data/data/com.tocagesucivoya.majo/no_backup/androidx.work.workdb-shm
    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

    Download Submit

  • /data/data/com.tocagesucivoya.majo/no_backup/androidx.work.workdb-wal
    Filesize

    108KB

    MD5

    11cda4e828176f872be95612b0a2cdec

    SHA1

    ffe2acfc6da9faffb26e9d39dcfab9e288f35788

    SHA256

    523094cf6d9218c2a414c19d62ecbce8ac09cfe76782d1d7af2b20e8ca249094

    SHA512

    f37ef38bdf405cf1739f11a4550eea67f39a44d11348db0e1e1deb44f34d5ac28f2a23c12370cbb3731ddeebb613bebabd0c346fc1d60437ac3a543df88a3061

    Download Submit

  • /data/data/com.tocagesucivoya.majo/no_backup/androidx.work.workdb-wal
    Filesize

    173KB

    MD5

    dec29036ceba24a7265a6824176ae1bf

    SHA1

    3b9872258a5bfa993e92375e2eb4b898d7bbbddf

    SHA256

    c46981442083bce3d3ae4e03697e7f25003f91d14805b527e50c5e79ac0c481b

    SHA512

    e203145178102daf76259d494d8bd8405e96c114a1d97fa61462bde15bf0595375fe2557ff4f6fa1e77e24b70380df1bcc3a97cde554e8747bca3758e24600e8

    Download Submit

  • /data/data/com.tocagesucivoya.majo/no_backup/androidx.work.workdb-wal
    Filesize

    16KB

    MD5

    e3766c74186a9d40653ae3d4102f645a

    SHA1

    491d584be81557839b5f3b89557615606cd435fc

    SHA256

    079e05f78891940c13b936d99c025a9bed80dbe3dacd1526eda917ca4e04e5d1

    SHA512

    0883cd5069e810c663a3bd068a0aa766c304ee22cc8f3c34d7b6e2a288355a9f52a7e386495208c9d40b5c25e65c4003cf0a019f7345c6b3f239806c21d41547

    Download Submit

  • /data/user/0/com.tocagesucivoya.majo/app_rotate/wWqUWlJ.json
    Filesize

    1.5MB

    MD5

    cc3f7e15e6ecf198c853329e3de827af

    SHA1

    bd019e147a78453338cd55cafb54ede8af9d054a

    SHA256

    5df7d54bac53e838adaa098a5572e08d97d2af20832ca5a06bceb3bd1f7de306

    SHA512

    f75f96e217fced75326a740d39b97e24d1c30ac6b33edad39d77e34aba6a7b742d1c07d73b90e528b74e310f5893598093fb8140ce8f438daec897e2099d258f

    Download Submit