Overview

overview

10

Static

static

6

4f37028d68...a7.apk

android-9-x86

10

4f37028d68...a7.apk

android-10-x64

7

4f37028d68...a7.apk

android-11-x64

10

Analysis

  • max time kernel
    179s
  • max time network
    191s
  • 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

    4f37028d68e8feb8164c6f8c314c1da0e2c6fd36cbac4d9ec04a15930baa8da7.apk

  • Size

    4.3MB

  • MD5

    9f5decf4cad074ec14cc48dc1ae6d0cc

  • SHA1

    bccb9a61daa7d8aba1ec913d0688451bb359f568

  • SHA256

    4f37028d68e8feb8164c6f8c314c1da0e2c6fd36cbac4d9ec04a15930baa8da7

  • SHA512

    324658e0fc2c81cb0b0560f2a5538c0ba497610f2f2070966ee022017ea18eb4c7ffabc46593df4d78771579d10a60514b6bb2484264071317d184c933675362

  • SSDEEP

    98304:lWue2Ax5QcbsUe46quu0ZIvpgy0oO4fPZGAlePYaqLXxP1r:UuiTQUxBuqvpqUhAbqzxPh

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 20 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
  • Requests accessing notifications (often used to intercept notifications before users become aware). 1 TTPs 1 IoCs
    collectioncredential_access
  • 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.rcolbowbd.zxeqszqbc
    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
    • Requests accessing notifications (often used to intercept notifications before users become aware).
    • Schedules tasks to execute at a specified time
    • Uses Crypto APIs (Might try to encrypt user data)
    • Checks CPU information
    • Checks memory information
    PID:4639

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

Access Notifications

1
T1517

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

Access Notifications

1
T1517

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.rcolbowbd.zxeqszqbc/app_dex/classes.dex
    Filesize

    2.9MB

    MD5

    7ee5f2a074b8629236c569faffcb20a8

    SHA1

    213a645ce7d74d6b6f543f5b7a0b22a2a55a3e33

    SHA256

    a06cc33129b129f9ad1d36cf63aaf02beb66a5808ec535bce97442fea4aad5e1

    SHA512

    e47c73779b332350523724f984b0239c90c7d74ff971471d39b59677c58c4bfff94936230c1befb4199b3eb4e00e3e8f4d59c87d92afea98e252e3a81b1496ce

    Download Submit

  • /data/data/com.rcolbowbd.zxeqszqbc/cache/classes.dex
    Filesize

    1.0MB

    MD5

    8e8d2792fcac1d75e3baf03d6562067b

    SHA1

    7bcddc36ba03071a7f53d1544b8e89d2f70059a8

    SHA256

    1338111f70d0eba2e7d13719487d9a7d164ec1148070bf666c740fff4a63280f

    SHA512

    5950b33ca313e619a7a29b65e25ab0aa32232aadaaf6f28fa60183306954cd3e27b1a9eb82c9c1993acb1583a36c9d4af9f32b4df19ac113b503e629d7d1c7fb

    Download Submit

  • /data/data/com.rcolbowbd.zxeqszqbc/cache/classes.zip
    Filesize

    1.0MB

    MD5

    e68cd49a7580e64ee756d1ef436a6e47

    SHA1

    d46dc0f33f8139b6c07a8a6e96cc1d9008a92798

    SHA256

    c40fa1607d1c838025d981e8cb4978d8d2ddc8e5c92497fc17b7554493d12a0e

    SHA512

    7e8f97674c16a8ca6a47894fe0bc0271c07161f02b8eee249bf9b74bbd932b891d53c23c514e4a554ab3a91206978eede9dd7825c006d32bbed2a475d000beb1

    Download Submit

  • /data/data/com.rcolbowbd.zxeqszqbc/no_backup/androidx.work.workdb
    Filesize

    4KB

    MD5

    7e858c4054eb00fcddc653a04e5cd1c6

    SHA1

    2e056bf31a8d78df136f02a62afeeca77f4faccf

    SHA256

    9010186c5c083155a45673017d1e31c2a178e63cc15a57bbffde4d1956a23dad

    SHA512

    d0c7a120940c8e637d5566ef179d01eff88a2c2650afda69ad2a46aad76533eaace192028bba3d60407b4e34a950e7560f95d9f9b8eebe361ef62897d88b30cb

    Download Submit

  • /data/data/com.rcolbowbd.zxeqszqbc/no_backup/androidx.work.workdb-journal
    Filesize

    512B

    MD5

    5f7d9d2d42366d8794fc889024807d63

    SHA1

    9d37f4eaf5760175669e94389f573dba002880af

    SHA256

    fee2113384039abefa527ce452e5eed35a029b1350fcb311a74fdc97a1be0dbe

    SHA512

    85ff5d30b064e70c9dc5c758a1dec4d10d49285b26de5753fffe8bd08717e9e50c1bd39949ebcdee0babb5e65b0a8a9c34483ea2ace13964b89df66809b4cb3c

    Download Submit

  • /data/data/com.rcolbowbd.zxeqszqbc/no_backup/androidx.work.workdb-shm
    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

    Download Submit

  • /data/data/com.rcolbowbd.zxeqszqbc/no_backup/androidx.work.workdb-wal
    Filesize

    16KB

    MD5

    786f90014c07631fa7af1cb2cdd07af5

    SHA1

    7d7e12ac1427507985571354d41c917e1449557a

    SHA256

    cc0051ba424e122948ea4dad92cf31c17cbf8285d704fc6cfd0aada974dcd270

    SHA512

    22492ca98c5602abede3d3d7a467a085cf2027c6cd463d42669ee76669fb46b7053a4e3cd0f2b686c8b00d95bf317c32c4109cbfa9d5085f5f9692381eabd669

    Download Submit

  • /data/data/com.rcolbowbd.zxeqszqbc/no_backup/androidx.work.workdb-wal
    Filesize

    108KB

    MD5

    cee818e9a0bb279f93feddfca262647c

    SHA1

    571be55f0637483cd3758a663a88a05fd9dca418

    SHA256

    877adcf5463f263ab9463ee6da83a3c9c58fb7733dc80793a2ceb4da4720a87d

    SHA512

    47ea1b0ebaff3de9741d531779e3a3793ac1862569f0a451c6857620e6bf0c47f69bbcd7e453750f694bde0e7b68f1f3e1f56a39d255e3df955199127b45fcd8

    Download Submit

  • /data/data/com.rcolbowbd.zxeqszqbc/no_backup/androidx.work.workdb-wal
    Filesize

    173KB

    MD5

    f9bde523183815787f675f7c64e2db38

    SHA1

    ce6d6bb26b5ee967b7dcc8436f41ff03cd7f9c07

    SHA256

    3f905c134473ff29ba235f7efb8cdd0a1d8d47034885ba1cb685094292a2d98c

    SHA512

    b049bc3531c2ebb50d679eeb4aebe556032c76365e5b6b3bd59179acf9f5d42e6ea831e0f3a4aa85a08fab2093fb64ee85d17ad91a2be2f96326595d995af77c

    Download Submit