Analysis

  • max time kernel
    148s
  • max time network
    160s
  • platform
    android-11_x64
  • resource
    android-x64-arm64-20240910-en
  • resource tags

    arch:armarch:arm64arch:x64arch:x86image:android-x64-arm64-20240910-enlocale:en-usos:android-11-x64system
  • submitted
    11-11-2024 22:02

General

  • Target

    2cbb04ab236430789c084780545d11d26bbdd11cf287773be5f1420f427f0185.apk

  • Size

    4.3MB

  • MD5

    2eba05c1179cb2cda66c00acad61a004

  • SHA1

    90ff63ec475e57477cb1a1d265a4b842dd15d33d

  • SHA256

    2cbb04ab236430789c084780545d11d26bbdd11cf287773be5f1420f427f0185

  • SHA512

    478185662d80de6c9ea17d3247be09ee8c8626ff3d80dc283f3695a0175a2d167ee4290b013ee4b921c4a976ac7fe3d15dc7add07ee1579e8901a2f343321698

  • SSDEEP

    98304:9COaWSUMfKP0xh+on7zxILr/x+igJjmJecUOX:ArDjfzn7zcsigEeZs

Malware Config

Extracted

Family

hook

C2

http://94.141.120.34

DES_key
AES_key

Signatures

  • Hook

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

  • Hook family
  • Loads dropped Dex/Jar 1 TTPs 2 IoCs

    Runs executable file dropped to the device during analysis.

  • Makes use of the framework's Accessibility service 4 TTPs 3 IoCs

    Retrieves information displayed on the phone screen using AccessibilityService.

  • 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.

  • Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps) 1 TTPs
  • 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.

  • Queries the phone number (MSISDN for GSM devices) 1 TTPs
  • 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.

  • Performs UI accessibility actions on behalf of the user 1 TTPs 18 IoCs

    Application may abuse the accessibility service to prevent their removal.

  • 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.

  • Queries the mobile country code (MCC) 1 TTPs 1 IoCs
  • Reads information about phone network operator. 1 TTPs
  • Requests accessing notifications (often used to intercept notifications before users become aware). 1 TTPs 1 IoCs
  • 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.

  • Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs
  • Checks CPU information 2 TTPs 1 IoCs
  • Checks memory information 2 TTPs 1 IoCs

Processes

  • com.kctllylbf.hknptwlct
    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
    • Queries the mobile country code (MCC)
    • 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:4818

Network

MITRE ATT&CK Mobile v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/data/com.kctllylbf.hknptwlct/app_dex/classes.dex

    Filesize

    2.9MB

    MD5

    a9cf1d9da332376a04cfd6fbef890b33

    SHA1

    5580e0d9c940c9f50da30f37ac311e7fb081e988

    SHA256

    0ebff4af1404eaae9b31598e71623366fcbc98919818c9347e95b662f824f306

    SHA512

    e56ceee94e9033f92bb30c89351eeac73d3947212a9144919a928ac2c3754032ac527043278fa5bdf1d35b195a1823e0582dcbdff7c74546e83b8da5e29fcce9

  • /data/data/com.kctllylbf.hknptwlct/cache/classes.dex

    Filesize

    1.0MB

    MD5

    679bda600eeab607f8ab2f27b5fb6775

    SHA1

    b4f000e43fa7e570dd2e632d7ff93a57dc6491f5

    SHA256

    a273205875b8ae4a7ef865d73fc98193f0d0e686d2b667633319f8f55a37436a

    SHA512

    65a2e5de32e1a079c499d71ccb9cd9c814284cfb7047c13a379efabf9a2119c3e5e9fe85081c56d89d09b8445315468c22727fc686124e1fbeef538fe49f983e

  • /data/data/com.kctllylbf.hknptwlct/cache/classes.zip

    Filesize

    1.0MB

    MD5

    3339d586fa2760db1dae1df8c17bfffb

    SHA1

    ee86644485e3ac7e2e34e6fd99921c16a78064fa

    SHA256

    0f8772bbdd6b62ace2380ff6a4a8412e57b5e7e2e53cddd91f1c12c04c1f6f1e

    SHA512

    4881bccfcb23916185f38d31949c6cacfdd40e59240c8de7426d4f991368ab6ff4e70d9244d3f8e50a6c57382dd0f1af06342e8548d2776082a3b73530b6de93

  • /data/data/com.kctllylbf.hknptwlct/no_backup/androidx.work.workdb

    Filesize

    4KB

    MD5

    7e858c4054eb00fcddc653a04e5cd1c6

    SHA1

    2e056bf31a8d78df136f02a62afeeca77f4faccf

    SHA256

    9010186c5c083155a45673017d1e31c2a178e63cc15a57bbffde4d1956a23dad

    SHA512

    d0c7a120940c8e637d5566ef179d01eff88a2c2650afda69ad2a46aad76533eaace192028bba3d60407b4e34a950e7560f95d9f9b8eebe361ef62897d88b30cb

  • /data/data/com.kctllylbf.hknptwlct/no_backup/androidx.work.workdb-journal

    Filesize

    512B

    MD5

    670ac0296a6647775d8dab3095373311

    SHA1

    a9a94df1c7a2a8cb8f539fb920a95af69d37fb79

    SHA256

    745486206686eda7e4f0bf2aec4771ca8c84f17b7a38de1bae909a1822d602c7

    SHA512

    9ccc4003d6cc048f29015f4a31db4d045b18126b7fa95646f8c1a2cb71f9da182db59153b153038c87d9bb1f0f8375f1038b8d71646d27a91d7dd86f446c1e87

  • /data/data/com.kctllylbf.hknptwlct/no_backup/androidx.work.workdb-shm

    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

  • /data/data/com.kctllylbf.hknptwlct/no_backup/androidx.work.workdb-wal

    Filesize

    16KB

    MD5

    701bad1f3219f4a6048e9fdfd4c88ed1

    SHA1

    ba395ddee1cd11fc720506a07ce30089fcbb04d1

    SHA256

    a83d2fb8f077a91fb952269617f57cc77272ab469a75e6656bd40e902c486610

    SHA512

    14f15f7ae907b30e0c88ecf49f7aa1f3adc51a20c65a860f6d1f4d32ddf173a17b47ae8978fbe43548dd13ca9d33e1378df974a11955bc619f1a7f3e269536ff

  • /data/data/com.kctllylbf.hknptwlct/no_backup/androidx.work.workdb-wal

    Filesize

    108KB

    MD5

    eeb5c60a722044c4a09f0bd342440c7b

    SHA1

    d7432d437bcc30b103be2eaadf4b3be282fdc589

    SHA256

    8c949a968c58dbd49cc4b9fd22da81b624d4bfbb3f0a637d61f37ced3308f191

    SHA512

    231d12b33651dbdb323f289e0b357f1ecafb47200b7b43bb39310eca8a12cc25a0c2c99471f89f9cffced47bd9768534b0488c0795023e78900897bf935064a2

  • /data/data/com.kctllylbf.hknptwlct/no_backup/androidx.work.workdb-wal

    Filesize

    173KB

    MD5

    239e01c6d32d4455bfb9e19c8bbda5ee

    SHA1

    d4dec4505420d861dcb7c88eb364ae98c3bca405

    SHA256

    93d0b735e33670dc65dbd47c1f00a617319fcc51e5e6481378a30a06d8d02a29

    SHA512

    6c944c90f8b3e6199c2ddf44e551b10ae0e743f99885308a7ac9ad2b9e0078a309e019d288ef65adcdeb16b0a047aeadb0453ffec600a402dc1eb1fe7564f428