Overview

overview

10

Static

static

6

02ce1c31f1...fb.apk

android-9-x86

10

02ce1c31f1...fb.apk

android-10-x64

10

02ce1c31f1...fb.apk

android-11-x64

10

Analysis

  • max time kernel
    177s
  • max time network
    187s
  • 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
    10-08-2024 22:00

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General

  • Target

    02ce1c31f12891f279532399a9fce9dbf2a3682c75ff96449f8eae2a41cc00fb.apk

  • Size

    4.2MB

  • MD5

    69366ff7330a14f1a19db9dda0bf3bed

  • SHA1

    be6b6a9a9ef9f401b7262d32b8f9183e11d21230

  • SHA256

    02ce1c31f12891f279532399a9fce9dbf2a3682c75ff96449f8eae2a41cc00fb

  • SHA512

    910b7f0d2a90af0e37afab9b4f0aaf2c4d426e2bbc7fdd2406dcacdccf2d4412ac604a57cf34838f51e584c2caf6b74b2ab56468ff124b7e81aa5bb6ed01b769

  • SSDEEP

    98304:GdWBezq15FGYg+DFj+HoKYskK2A/wKG3eFW4:G+ezq15FGfaFj+HoKYskzCwt3eP

Score
10/10
hookcollectioncredential_accessdiscoveryevasionexecutionimpactinfostealerpersistencerattrojan

Malware Config

Extracted

Family

hook

C2

http://193.3.19.40

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 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
  • 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.jziatcxkl.whgxuuoge
    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
    • 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:4227
    • /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.jziatcxkl.whgxuuoge/app_dex/classes.dex --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.jziatcxkl.whgxuuoge/app_dex/oat/x86/classes.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4289

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

Input Capture

2
T1417

GUI Input Capture

1
T1417.002

Keylogging

1
T1417.001

Discovery

Process Discovery

1
T1424

System Network Configuration Discovery

2
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

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Downloads

  • /data/data/com.jziatcxkl.whgxuuoge/app_dex/classes.dex
    Filesize

    2.9MB

    MD5

    d8ea2d5dbaff1f82e8ad6a8470d6d2bf

    SHA1

    5fcbbed9899131661a93a9a60d30c8f24d0e3bd3

    SHA256

    c5d38d4253dc339fc4fae426fb65a5f7711696bc641c546c9220816766ed4e9d

    SHA512

    7f63ce9c772bbdfb9ded82b1dc02ef915c9a5f9c4f79620e8acb3aac3a3b67ff34b82c45abb38d2883ac974867b9e83e516507202ffcf4ad925baa1279c29693

    Download Submit

  • /data/data/com.jziatcxkl.whgxuuoge/cache/classes.dex
    Filesize

    1.0MB

    MD5

    d836ef1d3fe94a4fb4536d3acf73da0d

    SHA1

    bb588b227b53970cd922a76dfa6c67e6d1087fa9

    SHA256

    97d8e8562d2d4897cb5917ca81490835ad48233d410e42194066bd176ec9cc60

    SHA512

    f400c61b6815a20155aa64dd382416d7d5537968a20d0d05c4c25d10c02b9ba6a73597d837db511a36fb42b082810da5f99840064bf2e31f626231e126c3fb87

    Download Submit

  • /data/data/com.jziatcxkl.whgxuuoge/cache/classes.zip
    Filesize

    1.0MB

    MD5

    2b60c6046dee13f521f3e2fdaecd2d6e

    SHA1

    b62468177c0cb69cf0dcdc9990ef6e2d9e97b596

    SHA256

    7748a3e9229c0dbc6a2a24f4861c62dab5b01264a2c051bc6a2e888718eee180

    SHA512

    645abb16a45be44f348c516b33e45a6a2178284203e22e2320077e2fb1c8b798ea86d7eb811766b23d27a20df24b6c3f0ad8475c165ef8ad7723130d76647ed3

    Download Submit

  • /data/data/com.jziatcxkl.whgxuuoge/no_backup/androidx.work.workdb
    Filesize

    4KB

    MD5

    f2b4b0190b9f384ca885f0c8c9b14700

    SHA1

    934ff2646757b5b6e7f20f6a0aa76c7f995d9361

    SHA256

    0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

    SHA512

    ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

    Download Submit

  • /data/data/com.jziatcxkl.whgxuuoge/no_backup/androidx.work.workdb-journal
    Filesize

    512B

    MD5

    47507e35f66dc5582d4a27e699bec66b

    SHA1

    8ebecae6b6882d63f1e2cbc7f3f5d6acee1e9d48

    SHA256

    3e6762865b49b82f1469a6f15928f23ad6b8d52c0f54f69eb15bf01c6f29c3a0

    SHA512

    3458b1a2dc6faab6091121eb7db057c4d4a69b0e13d34b95c2682cbe3af369c5535929ba91ea2bcb8559a97d564aa51602e43d2d88c335c934e2c9b7150ac925

    Download Submit

  • /data/data/com.jziatcxkl.whgxuuoge/no_backup/androidx.work.workdb-shm
    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

    Download Submit

  • /data/data/com.jziatcxkl.whgxuuoge/no_backup/androidx.work.workdb-wal
    Filesize

    108KB

    MD5

    4721eefc2d79941607adf81cca25cb34

    SHA1

    11d191f0e8aef592a094006e7a35c95c8bbaef30

    SHA256

    3e7849214e78ebd1e8b60f356c84910d4d75b6f2a760905b71c6a9a156277e00

    SHA512

    209b05367db41b0e89e257be1af49b139de83799b49b2676de5950eb8d6e2c1123108afe15a391b3920637e4884f67a2f65acc1f5fae94970092436d86894abc

    Download Submit

  • /data/data/com.jziatcxkl.whgxuuoge/no_backup/androidx.work.workdb-wal
    Filesize

    173KB

    MD5

    f160b967dfc3d334ce0655b2bd5591b8

    SHA1

    02af27491c919a344f43d6ff7851240d10ddbbdb

    SHA256

    f151caf4133df73551f9ab1b445c17855d0a1b39fc35eb25fd900ff6c3777841

    SHA512

    e791fbed070e5e18ae3a8d64761c799430fb72d2d89feb5907f32ec8a9bd8469dfaaf5cb86dab705bac18c16bb919468577cda3f9dd2435b8af248175ba25ae4

    Download Submit

  • /data/data/com.jziatcxkl.whgxuuoge/no_backup/androidx.work.workdb-wal
    Filesize

    16KB

    MD5

    152ea310331ab36248183d2024ac0fed

    SHA1

    a8daf073986a0e7a4d5cd4c77c315b5eaac34ab8

    SHA256

    30d15791e4ec76cfe971f4764f806f50ee9ac241ec79027afb35134595d73d88

    SHA512

    87c0baf6294f061d3ef2970ff7cb9974706b48b872d7902257a02d999739bc71edb540694a3c3eb03b32c0bdbc2dba7b814a36f41f0dab18db8c37d5f9d77077

    Download Submit

  • /data/user/0/com.jziatcxkl.whgxuuoge/app_dex/classes.dex
    Filesize

    2.9MB

    MD5

    306f0f7f47cfcaca36abb5a2c9e69f43

    SHA1

    5c468dfa6339e539117184df9009f56377cf29e8

    SHA256

    c116c8bbb89b886628fe91c4d8a078540fc573ce3e50df86ed844260ee782c21

    SHA512

    a55f796f90ad91ec35f10669eeb08b588885ccf6d9eeb9237f83e7a9f71695550c478947def77cd15c25c72b756b886cc1e42c594d7d0abf1dd3bbdb61154ec6

    Download Submit