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Analysis

  • max time kernel
    146s
  • max time network
    158s
  • platform
    android-10_x64
  • resource
    android-x64-20240910-en
  • resource tags

    arch:x64arch:x86image:android-x64-20240910-enlocale:en-usos:android-10-x64system
  • submitted
    24/03/2025, 22:04

General

  • Target

    d32bb0cdfdbb1cfcabfa5bbab3a17dd5e31ae8c3f5fa509756e82503e07cfcc5.apk

  • Size

    1.2MB

  • MD5

    f0176cf2581a501fe99c39bbe0be128e

  • SHA1

    b5af9121fc0220e65913625a4a42bdf877ca5adb

  • SHA256

    d32bb0cdfdbb1cfcabfa5bbab3a17dd5e31ae8c3f5fa509756e82503e07cfcc5

  • SHA512

    d2820455fc0539c677b4705e8f156ab712bb820d957564ea41854c4db061e4b02f63040271898b4159d5b4a5d92eeb6f3ec1b16ae53512c655434095140e6dbb

  • SSDEEP

    24576:yYg/BsyImy7qXxRWIYEj60O7LNunLtsl8iAL3Cm:7g/HjyMxRWpEjzyMhRym

Malware Config

Extracted

Family

ermac

C2

http://aumvzxzebra.xyz

http://auvzmashinadx.xyz

http://auglogvnja.xyz

AES_key

Extracted

Family

hook

C2

http://aumvzxzebra.xyz

http://auvzmashinadx.xyz

http://auglogvnja.xyz

AES_key

Signatures

  • Ermac

    An Android banking trojan first seen in July 2021.

  • Ermac family
  • Ermac2 payload 1 IoCs
  • 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 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.

  • 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
  • Registers a broadcast receiver at runtime (usually for listening for system events) 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.yelonuzavixanexi.dibi
    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
    • Queries information about the current Wi-Fi connection
    • Queries the mobile country code (MCC)
    • 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)
    • Checks CPU information
    • Checks memory information
    PID:5130

Network

MITRE ATT&CK Mobile v15

Replay Monitor

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Downloads

  • /data/data/com.yelonuzavixanexi.dibi/no_backup/androidx.work.workdb

    Filesize

    4KB

    MD5

    f2b4b0190b9f384ca885f0c8c9b14700

    SHA1

    934ff2646757b5b6e7f20f6a0aa76c7f995d9361

    SHA256

    0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

    SHA512

    ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

  • /data/data/com.yelonuzavixanexi.dibi/no_backup/androidx.work.workdb-journal

    Filesize

    512B

    MD5

    0c28a49b57cbda29b0e73e52c2569206

    SHA1

    12afd2a3cbe89ff3caacbc0148996b928ca6c679

    SHA256

    36a7e95d7a480d5a46f17c0cc0007ab8c795d88469df28a8fd8c1ef9de733fc2

    SHA512

    233e6c335f83b3646ee3520808fd8e8965d2162eca8fa5ce97ddd53dcfaa882475d74f4ceac3fe4f9c520425bd77e99cace7c065137be6c85f7bbd8ad831fb60

  • /data/data/com.yelonuzavixanexi.dibi/no_backup/androidx.work.workdb-shm

    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

  • /data/data/com.yelonuzavixanexi.dibi/no_backup/androidx.work.workdb-wal

    Filesize

    16KB

    MD5

    a46db5242f5595456af09cad56186bf6

    SHA1

    3f845ea129db2c5e3bff18595df2c9ff61ba3137

    SHA256

    4700fd12907167905e8408ce6f3c31a32d25c65f2ff8251ea200ecd16d4da36c

    SHA512

    7fe73c2c2e3f605e5d5aced4e0ee427bfb70f9da6d368b39d9f233939d9dee8aa9d0e1cbd5287caf233b7e16511485f346cfddc6dadaf73f63aeb711a48582a7

  • /data/data/com.yelonuzavixanexi.dibi/no_backup/androidx.work.workdb-wal

    Filesize

    108KB

    MD5

    d05b3589ab32eff260701d889b01b0ef

    SHA1

    cb5861e8348521196ff4bfdf5a85cef00248fba5

    SHA256

    cfd5a14d9c99b21d7f6ca4ddd7aa26e878154ebae0da274ed768426d523ad38b

    SHA512

    4e539b379ba6c5d6e1ef5fae25cef492028b13362e480d779387f2a48a7de57f25764cd38be885bc662050a74db844d018f9492871811a3be41b0fe5607c6535

  • /data/data/com.yelonuzavixanexi.dibi/no_backup/androidx.work.workdb-wal

    Filesize

    173KB

    MD5

    731a4db724c1d34dea2ac1012540e08a

    SHA1

    eb695d75b60d0a6fc39f71c130d23c215059cffc

    SHA256

    60575bee11119d5f88be04cdd571806f5c8f763641869f1555028794b7faf7c3

    SHA512

    e0782e9712222bbee79d88666b5258fcc41afb01a2478dbc4c618ea7f9ed6b7dead3eda0220335d24d5d02153530ae1017ccf48d5c48669cbe87c08bfc89f476

  • /storage/emulated/0/Android/obb/com.yelonuzavixanexi.dibi/dp/dp-a.a

    Filesize

    1.5MB

    MD5

    88a96841b7e220f3cdf309edbf1518c2

    SHA1

    533fc02969f2b367a05b686fceb4ad345e3c2753

    SHA256

    64e0e1c95d238309991f0c473e9d830b5843cb2ecd7386d4b9882738fc22f3bf

    SHA512

    9c9bc50168a365ac78425fb411e8e06587c14f9c18eb1f8aa11bf992b798345559c02592e42666e6a3faa0ce60d116b80aeb77a9c3563048a5d18533a23320aa