Overview

overview

10

Static

static

6

44434acf91...3e.apk

android-9-x86

10

44434acf91...3e.apk

android-10-x64

7

44434acf91...3e.apk

android-11-x64

10

Analysis

  • max time kernel
    130s
  • max time network
    159s
  • platform
    android_x64
  • resource
    android-x64-arm64-20240624-en
  • resource tags

    androidarch:armarch:arm64arch:x64arch:x86image:android-x64-arm64-20240624-enlocale:en-usos:android-11-x64system
  • submitted
    15-09-2024 22:02

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General

  • Target

    44434acf919ab5f16c0284e01771d4db2ebfa9936465d965938a10fccf83703e.apk

  • Size

    4.5MB

  • MD5

    7726ce4ba5ed36303aaadc989e36fa02

  • SHA1

    88d5a8cd9da4eeee7109efdd398bffe1938f8d6d

  • SHA256

    44434acf919ab5f16c0284e01771d4db2ebfa9936465d965938a10fccf83703e

  • SHA512

    327ffab8f954268c17954d2f5d582c95c40a70a94744c5e357bcc837fa94a8d4eb47e5e96f454ef7bceb9bf6edb2f58871b3a0710937c11aa7b67ee8ae2a2501

  • SSDEEP

    98304:BywlyEtl+7Uc/xvQZUpws0iFc1gNA0FXsb1sV9a7B:DU6lZapQ7HT1gNpchsVaB

Score
10/10
hookbankercollectioncredential_accessdiscoveryevasionexecutionimpactinfostealerpersistencerattrojan

Malware Config

Extracted

Family

hook

C2

http://80.64.30.123

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 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
  • Obtains sensitive information copied to the device clipboard 2 TTPs 1 IoCs

    Application may abuse the framework's APIs to obtain sensitive information copied to the device clipboard.

    collectioncredential_accessimpact
  • 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 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
  • Reads information about phone network operator. 1 TTPs
    discovery
  • 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.ghxjffwyu.ajkwzsgrv
    1⤵
    • Loads dropped Dex/Jar
    • Makes use of the framework's Accessibility service
    • Obtains sensitive information copied to the device clipboard
    • 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
    • Schedules tasks to execute at a specified time
    • Uses Crypto APIs (Might try to encrypt user data)
    • Checks CPU information
    • Checks memory information
    PID:4618

Network

MITRE ATT&CK Mobile v15

Initial Access

Execution

Scheduled Task/Job

1
T1603

Persistence

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

Clipboard Data

1
T1414

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

2
T1422

System Network Connections Discovery

1
T1421

Lateral Movement

Collection

Clipboard Data

1
T1414

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

Data Manipulation

1
T1641

Transmitted Data Manipulation

1
T1641.001

Input Injection

1
T1516

Replay Monitor

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Downloads

  • /data/data/com.ghxjffwyu.ajkwzsgrv/app_dex/classes.dex
    Filesize

    2.9MB

    MD5

    e4a0f86e04ff288b7a15a8c121721ebd

    SHA1

    71d0a8793bc2d981140225dc1bd20ff3f376662c

    SHA256

    729c2ba0fdb94b42a0a0db885c305af5a0768c4efd7220e4dd9e2132367967aa

    SHA512

    7f3a5604f22c753e0591d2bb15dff7c9000cb316a511a1feddfa1594678d635bca32a949b39e31ff78cece1b5d478affe20dc7fcae74ebf5606fbb4161dd1260

    Download Submit

  • /data/data/com.ghxjffwyu.ajkwzsgrv/cache/classes.dex
    Filesize

    1.0MB

    MD5

    bbbc863089ce55e6bd3ad9f080bd2073

    SHA1

    90a2e99fd7b80771a24f4266af0f86c70fa4e7d2

    SHA256

    52e9e4b8bfcf74af070f7cb84a576380ed128306ee3ee36a5770af10535f2133

    SHA512

    367d1dbf5d9febf79048cff8cd972c4d0c9e190c22b397e63987d005cddeef067318038dd54d407dffb817b0e386e1f6124b530bf16d79920ecf62dc91dbd2b5

    Download Submit

  • /data/data/com.ghxjffwyu.ajkwzsgrv/cache/classes.zip
    Filesize

    1.0MB

    MD5

    e0957ba8d1399338464f7e9f00290f27

    SHA1

    101dbef3151328289408452a14ef26b13f872eb3

    SHA256

    5e39d55c2727c782dcd1d9de954b6c6c99ac268402a6f987e9512ab638d2cd79

    SHA512

    8440680221ad9c7583f7fa25fc954d10f61ab250ebcfbc36d35093513ab6e36eb46f750c297ca3e77c5d2be3418fb302c72f3a0eb9da1aee3e41dffb6b22eaab

    Download Submit

  • /data/data/com.ghxjffwyu.ajkwzsgrv/no_backup/androidx.work.workdb
    Filesize

    4KB

    MD5

    7e858c4054eb00fcddc653a04e5cd1c6

    SHA1

    2e056bf31a8d78df136f02a62afeeca77f4faccf

    SHA256

    9010186c5c083155a45673017d1e31c2a178e63cc15a57bbffde4d1956a23dad

    SHA512

    d0c7a120940c8e637d5566ef179d01eff88a2c2650afda69ad2a46aad76533eaace192028bba3d60407b4e34a950e7560f95d9f9b8eebe361ef62897d88b30cb

    Download Submit

  • /data/data/com.ghxjffwyu.ajkwzsgrv/no_backup/androidx.work.workdb-journal
    Filesize

    512B

    MD5

    33f10d5e31afe3b281dc10c1d6ff570c

    SHA1

    d7d50823a65f69036124ffbcad89e6bd9241f763

    SHA256

    6269714659c37e7f2ed760c3270a7abdab829e4feeda14a9b2c8708b100b2f1e

    SHA512

    d98dac4e29468c04ff06fa252774f9f1552b6054cd5e6fa5efba9abbe0ed085c743a37eddf8a410f172b52ba51a7e2933c61d0a8498086957b3065427e72a68d

    Download Submit

  • /data/data/com.ghxjffwyu.ajkwzsgrv/no_backup/androidx.work.workdb-shm
    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

    Download Submit

  • /data/data/com.ghxjffwyu.ajkwzsgrv/no_backup/androidx.work.workdb-wal
    Filesize

    16KB

    MD5

    2871f94741e1a8c35aad13f1015b619c

    SHA1

    c872cfad650a0bcc611c5592429b4f29d4c31d78

    SHA256

    98c2bdd4a85518a8126b1daa3cc148e63c1efffc48030387d411b4f4260cd40f

    SHA512

    d5a0e0cfe0ef23c7e04fda99ce4a3a297afa007d2abb17e69163a019e526ac393d29e1243ac282a7bfa7fc3c1f1fee3f81e607af5abf7cba99552a45625e2210

    Download Submit

  • /data/data/com.ghxjffwyu.ajkwzsgrv/no_backup/androidx.work.workdb-wal
    Filesize

    108KB

    MD5

    ac0478f8e035304259e669bb1e93e4fd

    SHA1

    09c53149f0c3a78ce899a01d1cca7984656593a2

    SHA256

    ca76ec4016cf2bed19afe457d672711814ea9611646f870800a644e4c4e6efd1

    SHA512

    a5d2c10c2b445f8c14baf652eb2c316c192a89ee45582eeeab95d4ffc8ae42148b27bbe4e75e0824d6788f0208a301e5d22e799f68dc0aafbe74592b04b11e40

    Download Submit

  • /data/data/com.ghxjffwyu.ajkwzsgrv/no_backup/androidx.work.workdb-wal
    Filesize

    173KB

    MD5

    e59b7ec9aab7b014139cc09a8dd8b025

    SHA1

    e54368e786fd547cc85f63bba3f6abb36ca2b469

    SHA256

    521c4b08f50928017cbcd423c9e56dcd6a07e6cb516c954f84e2775decde35e8

    SHA512

    e2abb588e13c41684eb000c0000b2f64c1ec3b65507b0bcd53466df35672be0350cc607dc19de95c1d852f14f5f6915123193cfb9cb6a471ccb566bef3feb677

    Download Submit