Overview

overview

10

Static

static

6

b48ab785b4...58.apk

android-9-x86

10

b48ab785b4...58.apk

android-10-x64

10

b48ab785b4...58.apk

android-11-x64

10

Analysis

  • max time kernel
    162s
  • max time network
    188s
  • 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
    13-08-2024 22:03

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General

  • Target

    b48ab785b4e48facdfbb2ab8d85751bbefabb881e345dffaf8a4cc1ead44c858.apk

  • Size

    4.2MB

  • MD5

    da4e0f985b07fab3a045fb6d7f2ce398

  • SHA1

    3ca9928e71cbd5d8644f479d4ff271db0e19f472

  • SHA256

    b48ab785b4e48facdfbb2ab8d85751bbefabb881e345dffaf8a4cc1ead44c858

  • SHA512

    c1afb0e7bbd44d54df134e77029ddcd181e817d6f2022446b316c5f2720bc817d21bee6571e6b89a1e932a6996f5a1c3e95e29dbe01fc9378cfa6f1c145acf85

  • SSDEEP

    98304:VCKOgBNoIBdl6gcoXveOE2k1YLqPhjQEQ+Jt1MsigHy:0wyIBdlFN/eOCYisEQ+n13iV

Score
10/10
hookbankercollectioncredential_accessdiscoveryevasionexecutionimpactinfostealerpersistencerattrojan

Malware Config

Extracted

Family

hook

C2

http://134.255.180.156

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.ynvokquxf.prtaauras
    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:4478

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.ynvokquxf.prtaauras/app_dex/classes.dex
    Filesize

    2.9MB

    MD5

    4044d416d15df7d10971d6a98db761cf

    SHA1

    9dcedadc7ca16e1127a0eb4fb71bbdb11e015c9b

    SHA256

    93c8cdb82d902f5545d54a4e020dbb3fc7652e56b3bf4667fe3366ea8b475076

    SHA512

    f67c02cdae6bfa4ba03739518b62f94cc5320aa5347be30a12cd4ff18ff34c0f83870dc05d4515fb336d29dbcdb4e933e894336e6708e243ed73a65f494f3f19

    Download Submit

  • /data/data/com.ynvokquxf.prtaauras/cache/classes.dex
    Filesize

    1.0MB

    MD5

    968b64f2d40f2c1589b7d65b087b956f

    SHA1

    ce09248d088829f486ce974577a4d8365131c862

    SHA256

    d9985f79cffae4b0773d07e45e5c91cfb78ab8a95b186cd7e80fb406d47d76e7

    SHA512

    8ac46e7ac19f322120b495a7f7f09841531f0de0775f1606be12fac9c605baa1878e47af53361ccda83598014294ded7141f2be606647b8654202dcdca2efb4d

    Download Submit

  • /data/data/com.ynvokquxf.prtaauras/cache/classes.zip
    Filesize

    1.0MB

    MD5

    5eb2c9d9f39079825bc93741f80a44a0

    SHA1

    84a6d280923e218af3bffb924761696b60556666

    SHA256

    494a078b0a67c2e75d13b33d79a2a24b1c7d63ddbac35e42e4ad355a05225335

    SHA512

    9fc5b64b50051e5f276493e8a7b82a0a69799f2ba69435f5c66344db427da53fc1347e1acca69c7e5db25c9ec80f1af7846e3157b3775301ad978b974dc6f916

    Download Submit

  • /data/data/com.ynvokquxf.prtaauras/no_backup/androidx.work.workdb
    Filesize

    4KB

    MD5

    7e858c4054eb00fcddc653a04e5cd1c6

    SHA1

    2e056bf31a8d78df136f02a62afeeca77f4faccf

    SHA256

    9010186c5c083155a45673017d1e31c2a178e63cc15a57bbffde4d1956a23dad

    SHA512

    d0c7a120940c8e637d5566ef179d01eff88a2c2650afda69ad2a46aad76533eaace192028bba3d60407b4e34a950e7560f95d9f9b8eebe361ef62897d88b30cb

    Download Submit

  • /data/data/com.ynvokquxf.prtaauras/no_backup/androidx.work.workdb-journal
    Filesize

    512B

    MD5

    0c1d3251c150c96ac857231e8817ad76

    SHA1

    1d000fbb5884d9dc3e0e5bec0e00df1765347cfb

    SHA256

    dcbb285694bcdcfc66bc1996977096d90297323d1dc4f2bbbf3b64295447ddbd

    SHA512

    cc4735558d6767ee6cd2a4c2c880df56a330dd1c45833566d088aeb805137edd3276f08df0f56b963d0fb99ecb4a7f2dbd3e2cd09c7775b24c70b57c2439a3e7

    Download Submit

  • /data/data/com.ynvokquxf.prtaauras/no_backup/androidx.work.workdb-shm
    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

    Download Submit

  • /data/data/com.ynvokquxf.prtaauras/no_backup/androidx.work.workdb-wal
    Filesize

    16KB

    MD5

    59b7c0529bf55bf2a073e10332012df8

    SHA1

    68b9292ad19936a1ad98e462584bdf954f810bf4

    SHA256

    a9dff66086fa6f94a89bf76bb2b0c5f32352c5449d30eb1612ac9a0ff41b6959

    SHA512

    887e79df2e18c2dad58b4982d980e791447947b487f8a663db7fb9d55a49d229417e11dcc288c9743fe02332bf4978cc0d55ab5303b0ed7d097218f115386a9e

    Download Submit

  • /data/data/com.ynvokquxf.prtaauras/no_backup/androidx.work.workdb-wal
    Filesize

    108KB

    MD5

    1a93fa32e6723644c0b408fc3c78114b

    SHA1

    31820ab62118a0c5f35d7c81b9c231553903337f

    SHA256

    c948ec81d5ab72280e969dcb3215a67fc3aff71d7a9c969363175efbdba191f1

    SHA512

    93cb2e1b2b1ec0dd772aad61e5edcd07d07211b9c2eacc01b8691f75a3637cf5e6c00c7f42c963ca69771408a1a7a9ad6fa8e73fa03747a9ca61935f6960f0eb

    Download Submit

  • /data/data/com.ynvokquxf.prtaauras/no_backup/androidx.work.workdb-wal
    Filesize

    173KB

    MD5

    35a6c3d8ad3e258eb8af5d45aa241634

    SHA1

    7cb4f058109abf9770d6ca021d2b49ccb26773d0

    SHA256

    82cf70a1e2b7216a911e38c12fb86a25bcd6f03ffc898ce8baf02360c07c1acd

    SHA512

    d6f2a5340615a6e18a2c904967928dc390e0dbce26cc78bc3f76703b01926bb2697e82ea40825ba74fe8cb59b0cf7ff1f1b5a22095ccd8babd1659bc34ba13e1

    Download Submit