Analysis

  • max time kernel
    155s
  • max time network
    163s
  • platform
    android_x64
  • resource
    android-x64-arm64-20231215-en
  • resource tags

    androidarch:armarch:arm64arch:x64arch:x86image:android-x64-arm64-20231215-enlocale:en-usos:android-11-x64system
  • submitted
    22/01/2024, 22:03

General

  • Target

    28aa131b1ef777995da0e7a63b369f194c2120a942e8cfe370222ed325990728.apk

  • Size

    1.1MB

  • MD5

    d18205664c3e3db7c733ef2844ef9c09

  • SHA1

    91174240c632d273d163be217dc12b5209fe5dad

  • SHA256

    28aa131b1ef777995da0e7a63b369f194c2120a942e8cfe370222ed325990728

  • SHA512

    367814713afc264ebc21477f2bd01385bd156ff7024c2e41bed21ac23a4ad91a1e6b97391244b484f50124ca3b3a4707eae1d755e4dd2544cf925dfbe038e937

  • SSDEEP

    24576:sMDZIPhrFuVi2VYAgU94DgvyS8ZAsmJWwjojDQUwg/CqHF:fDZIlIjVY9E4Dsy1k0wjufwg/5F

Malware Config

Extracted

Family

hook

C2

http://93.123.39.77:3434

AES_key

Signatures

  • Hook

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

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

    Retrieves information displayed on the phone screen using AccessibilityService.

  • Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps) 1 IoCs
  • Acquires the wake lock 1 IoCs
  • Reads information about phone network operator.
  • Uses Crypto APIs (Might try to encrypt user data) 1 IoCs

Processes

  • com.tencent.mm
    1⤵
    • Makes use of the framework's Accessibility service
    • Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps)
    • Acquires the wake lock
    • Uses Crypto APIs (Might try to encrypt user data)
    PID:4477

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/user/0/com.tencent.mm/no_backup/androidx.work.workdb

    Filesize

    4KB

    MD5

    7e858c4054eb00fcddc653a04e5cd1c6

    SHA1

    2e056bf31a8d78df136f02a62afeeca77f4faccf

    SHA256

    9010186c5c083155a45673017d1e31c2a178e63cc15a57bbffde4d1956a23dad

    SHA512

    d0c7a120940c8e637d5566ef179d01eff88a2c2650afda69ad2a46aad76533eaace192028bba3d60407b4e34a950e7560f95d9f9b8eebe361ef62897d88b30cb

  • /data/user/0/com.tencent.mm/no_backup/androidx.work.workdb-journal

    Filesize

    512B

    MD5

    8c796081cdab4be3e302f4cd9f4d49a0

    SHA1

    0ceced55d05971e14fc2b230264166697aaa034a

    SHA256

    b0b38f68d71c4df3cece587d7e62d832b51488f70faf8fc7469acc5106a6306b

    SHA512

    69bb1903f3c5671fbf954e7fbb18c8d954bc7b833ab79b86a3ba05cb806b8144d711c6290fe000bbcb9d9b45a483cf534d2db4b190c436b7f5e003365c383940

  • /data/user/0/com.tencent.mm/no_backup/androidx.work.workdb-shm

    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

  • /data/user/0/com.tencent.mm/no_backup/androidx.work.workdb-wal

    Filesize

    16KB

    MD5

    d41bbb36c96e7c5380901a5f91d48b9b

    SHA1

    28028ead31e8146b19e3f090444968afb731b3e7

    SHA256

    47a92a93cb28cbf5c1ea133d5d10d059b5a9ff219e8cec227c96e07f329c0e2c

    SHA512

    e011a33f89efb0780cf536c26d91b7e28048682e01b652a9c56cf50b75b36f1b7896f3c0ace20e9a1f2fb818f78a040dc4ef0545d9b3875f7ecb8c186b9c64c6

  • /data/user/0/com.tencent.mm/no_backup/androidx.work.workdb-wal

    Filesize

    108KB

    MD5

    9543eb934c25db4a9c0de0e5fb8c8379

    SHA1

    10e71bdf2f69049a5f8a6cb4b343825e6e676298

    SHA256

    42c998829c5a7113ef0644cd5eef4278642ae7f04b240e546ea2b30afa0e95ed

    SHA512

    343220b3545b824bd8affe0874d11878d2475852d720cbc4fc9032dae61dde3e9dcefe443acf7a46adb07b9cc684bc9e9332b8c88efce30cd488e1eca32d269a

  • /data/user/0/com.tencent.mm/no_backup/androidx.work.workdb-wal

    Filesize

    173KB

    MD5

    c2cbf1c43384da923b2ff97b915ea0fd

    SHA1

    5f0b70fb976a0f3112ee7c9cd17edfb970fcc67d

    SHA256

    48c0bf71d12d75663f95dd49616f77afad64ecbbf46ca39dcfdf754c826d9508

    SHA512

    22c28875ddfcf7e1344283be2dde5bc1a4ae942848d7210e6a28d6b852ae9cd0c9ac5b887f5c3d97fe03ef2b7efe9020de546c978d328a741e63c9ccc5717e74