Overview

overview

10

Static

static

6

a1d8c0dd55...0e.apk

android-9-x86

10

a1d8c0dd55...0e.apk

android-10-x64

10

a1d8c0dd55...0e.apk

android-11-x64

10

Analysis

  • max time kernel
    179s
  • max time network
    190s
  • 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
    21-08-2024 22:00

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General

  • Target

    a1d8c0dd55e1d8bb887e315f8089208ba552e2ca298bc16247ea1a583705360e.apk

  • Size

    4.3MB

  • MD5

    9ee4c02bcaebd64f5f26c477b2280b99

  • SHA1

    7c148e660ca0c6f0997f59e4c74d684d42ec6325

  • SHA256

    a1d8c0dd55e1d8bb887e315f8089208ba552e2ca298bc16247ea1a583705360e

  • SHA512

    14cd98c1f8ca879673a53f4283f53fea7b8d98bccc0fd4dd994b04fd46de157167047beb56bf9112c882d4e5e6dca1ea55a98fed02c38f8e736f7046181885e5

  • SSDEEP

    98304:NESNZZnj/3UlpvuLBjRgfrQB+giaLVtOvHxaqCV3UTCMEnTdFRq6:NXbn7AKBtKFgiuVEvXCVY6pTt

Score
10/10
hookbankercollectioncredential_accessdiscoveryevasionexecutionimpactinfostealerpersistencerattrojan

Malware Config

Extracted

Family

hook

C2

http://149.50.108.117

DES_key
AES_key

Signatures

  • Hook

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

    rattrojaninfostealerhook
  • Loads dropped Dex/Jar 1 TTPs 3 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 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
  • Performs UI accessibility actions on behalf of the user 1 TTPs 9 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 accessing notifications (often used to intercept notifications before users become aware). 1 TTPs 1 IoCs
    collectioncredential_access
  • Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs
    evasion
  • 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.ovuknozlo.dqibqmypp
    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)
    • Requests accessing notifications (often used to intercept notifications before users become aware).
    • Requests disabling of battery optimizations (often used to enable hiding in the background).
    • 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
    • /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.ovuknozlo.dqibqmypp/app_dex/classes.dex --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.ovuknozlo.dqibqmypp/app_dex/oat/x86/classes.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4294

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

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

Access Notifications

1
T1517

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

Access Notifications

1
T1517

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.ovuknozlo.dqibqmypp/app_dex/classes.dex
    Filesize

    2.9MB

    MD5

    47089e28f049d6d333d643795124dcc1

    SHA1

    f0edf0c1b1ef0bfc2c70bc4c3c55c881e1e17d22

    SHA256

    c57665652c38ad124084fb9ce6eee2e30bf0c7beca6a46da7b4590099539ae47

    SHA512

    d29da054505612003f963d177f3d03345e4205bc593f527fe379827e4c37a737ef25c85b72f82ef679836cb415a996ea1aedd846b2305723e578e9adfb2b600d

    Download Submit

  • /data/data/com.ovuknozlo.dqibqmypp/cache/classes.dex
    Filesize

    1.0MB

    MD5

    e4cc0c2a8795010a344d3fe9d295dfa0

    SHA1

    f7395885fa6a6e6718377485dfd1600b9c0e08a9

    SHA256

    ed92ccc308adad9ff9517b3cb9cf5196911867531e7484f26669442bad44d865

    SHA512

    94ce3d3e9235b066e6adce2561e770d0a167bd6854128f6455097e1a53ece827ecb3fb67bc0c3c686a82c58eea6296a111f80d522a8ce14cb3746b62ac143b66

    Download Submit

  • /data/data/com.ovuknozlo.dqibqmypp/cache/classes.zip
    Filesize

    1.0MB

    MD5

    da8683d5f81f9d008ffe3ebda018349c

    SHA1

    6f4c742c349ed34112ce745fe3276170dbdaae08

    SHA256

    e72a8068d1cf07e1a6d2ce381eb3ff6dff9296010773b3c421b080f007867828

    SHA512

    0df112997b492d114ff8134e56d27747f32341aaaca04ca301e65535fd3bba83007d2a5dd757fca46d49ec31270020f16e4720d38fd5a5697ba206ce3bb4f108

    Download Submit

  • /data/data/com.ovuknozlo.dqibqmypp/no_backup/androidx.work.workdb
    Filesize

    4KB

    MD5

    f2b4b0190b9f384ca885f0c8c9b14700

    SHA1

    934ff2646757b5b6e7f20f6a0aa76c7f995d9361

    SHA256

    0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

    SHA512

    ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

    Download Submit

  • /data/data/com.ovuknozlo.dqibqmypp/no_backup/androidx.work.workdb-journal
    Filesize

    512B

    MD5

    c859794ddd7e10c2b3966ec87de7e18e

    SHA1

    3e00471947e8a99141c002b0c3146f2799bff6b3

    SHA256

    5128eb851870fb52e313140304110d6cebc658080e665adc2e949f96ee5da4b0

    SHA512

    090a2036fce6f1031691ff3fb97e6fd79c109b741ced98e64edcdebb778f1cc91c465b93636c4696c28e6408ddd42095a58cfb2d857885e185d4d408eb5471fd

    Download Submit

  • /data/data/com.ovuknozlo.dqibqmypp/no_backup/androidx.work.workdb-shm
    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

    Download Submit

  • /data/data/com.ovuknozlo.dqibqmypp/no_backup/androidx.work.workdb-wal
    Filesize

    108KB

    MD5

    3b2d87a307f708e8c7c8b367cbd84184

    SHA1

    3d8440b06fdffbe4810d702cfc0c317e258dab0e

    SHA256

    8783ec1e8093b97076bded07be9b7398c755869980bf814bb5725f7c4bf3946e

    SHA512

    bba1a01930fa9b6d2c6acd052a6b09784100f42ed4fd68f9f8c2e574da2f0ca795a4881e1d083eedf207cc0ab3de973ffaabe3c56ed57dae776bba7ac3aa1ecd

    Download Submit

  • /data/data/com.ovuknozlo.dqibqmypp/no_backup/androidx.work.workdb-wal
    Filesize

    173KB

    MD5

    907275b78fc39c1e80b8f6b124a73828

    SHA1

    dc0f5c3b17f04eac3682d05375d77e2015678041

    SHA256

    8564846390e44c37be2654b12edd9bd31b63c26e7caf89ee1414e0b8ab801323

    SHA512

    8af42a3baf62645e35de27bc294606d3e282ab255f3ea9705b46ec7e3a1f7cd7aee99300ca08b9aedc4bb04ea58cc7d245e8d98bff86db702f259dc4117ddda2

    Download Submit

  • /data/data/com.ovuknozlo.dqibqmypp/no_backup/androidx.work.workdb-wal
    Filesize

    16KB

    MD5

    56b2d94c476c9bd08b55d637b2190303

    SHA1

    6cd81ef66318d136e4a8fa09813a8dc6e5f5d07f

    SHA256

    b282bbff6946f7e3faa29b9747c6957bc1feb14582c484ebc318141ce487819c

    SHA512

    845de02186a3b349df9f2ff7ac2e666230003d193531de11eb245b6f2edc4587e7dbff501f285b72fe9e10e81d03d7557bc127980ea4cc6f6b6637ebfc4459ff

    Download Submit

  • /data/user/0/com.ovuknozlo.dqibqmypp/app_dex/classes.dex
    Filesize

    2.9MB

    MD5

    e289aad6fa54b8fa560c674d2b3b51c3

    SHA1

    00b468956f34f8bbc2ac3b9d8182503f84fdc8ff

    SHA256

    fce93fd72bf73524f6a161b729d9f41e6b52fa775cf9855001f8db550842f3b2

    SHA512

    b77f15cf50de3f4167f83da90bfd38114311dce721e969ca67bcc52c4a1e6248c43a4128df4939be40fe9c643fbaad3de3b5958e53c4677dcf92c74199c33ca1

    Download Submit