Analysis

  • max time kernel
    6s
  • max time network
    151s
  • platform
    android-9_x86
  • resource
    android-x86-arm-20260325-en
  • resource tags

    arch:armarch:x86image:android-x86-arm-20260325-enlocale:en-usos:android-9-x86system
  • submitted
    12/10/2026, 23:07

General

  • Target
    jaffacakes118_not-a-virus.HEUR.RiskTool.AndroidOS.SMSreg.pf.apk
  • Size 1.7MB
  • Sample261012-24gd8sstat
  • SHA256 76720754b0f4626eccf9947b41238ecbfe28b319de403d226a353f8ad424ebf1
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Loads dropped Dex/Jar 1 TTPs 6 IoCs

    Runs executable file dropped to the device during analysis.

  • Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps) 1 TTPs
  • Queries the phone number (MSISDN for GSM devices) 1 TTPs
  • Reads the content of SMS inbox messages. 1 TTPs 1 IoCs
  • Reads the content of the SMS messages. 1 TTPs 1 IoCs
  • Requests cell location 2 TTPs 1 IoCs

    Uses Android APIs to to get current cell location.

  • Queries information about active data network 1 TTPs 1 IoCs
  • 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 dangerous framework permissions 17 IoCs
  • Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs
  • 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.vjo.ndskkv
    1⤵
    • Loads dropped Dex/Jar
    • Reads the content of SMS inbox messages.
    • Reads the content of the SMS messages.
    • Requests cell location
    • Queries information about active data network
    • 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)
    • Uses Crypto APIs (Might try to encrypt user data)
    • Checks CPU information
    • Checks memory information
    PID:4388
    • /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.vjo.ndskkv/files/pin/FSucUaBql.jar --output-vdex-fd=44 --oat-fd=45 --oat-location=/data/user/0/com.vjo.ndskkv/files/pin/oat/x86/FSucUaBql.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4416
    • /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.vjo.ndskkv/files/Plugin2.apk --output-vdex-fd=119 --oat-fd=120 --oat-location=/data/user/0/com.vjo.ndskkv/files/oat/x86/Plugin2.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4532
    • /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.vjo.ndskkv/app_dex/utopay.jar --output-vdex-fd=124 --oat-fd=125 --oat-location=/data/user/0/com.vjo.ndskkv/app_dex/oat/x86/utopay.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4562

Network

        MITRE ATT&CK Mobile v16

        Replay Monitor

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        Downloads

        utopay.jar

        • Path /data/data/com.vjo.ndskkv/app_dex/utopay.jar
        • Size 30KB
        • SHA256 b825cde84e3dddfc147c71265d2259c422d51a7e56d1dcdba1321e3119b1df07
        • MD5 SHA1 SHA512 SSDEEP TLSH

        740410100062013

        • Path /data/data/com.vjo.ndskkv/databases/740410100062013
        • Size 4KB
        • SHA256 0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514
        • MD5 SHA1 SHA512 TLSH

        740410100062013-journal

        • Path /data/data/com.vjo.ndskkv/databases/740410100062013-journal
        • Size 512B
        • SHA256 9d5a03b02264a34185671c8f409a57c46dd29975c8e714ee606dfbd538f64bb7
        • MD5 SHA1 SHA512

        740410100062013-shm

        • Path /data/data/com.vjo.ndskkv/databases/740410100062013-shm
        • Size 28KB
        • SHA256 18619b678a5c207a971a0aa931604f48162e307c57ecdec450d5f095fe9f32c7
        • MD5 SHA1 SHA512 SSDEEP

        740410100062013-wal

        • Path /data/data/com.vjo.ndskkv/databases/740410100062013-wal
        • Size 140KB
        • SHA256 09fb8280054c70e582f3b67eeb9833fbe3cc51b0c0378d2e9c31e323ba6da24d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        wochi_v4.db-journal

        • Path /data/data/com.vjo.ndskkv/databases/wochi_v4.db-journal
        • Size 512B
        • SHA256 1e7462c04782f707c71dcccb32e2c147e6602e348ae0eeeac50eaffed76a1222
        • MD5 SHA1 SHA512

        wochi_v4.db-wal

        • Path /data/data/com.vjo.ndskkv/databases/wochi_v4.db-wal
        • Size 20KB
        • SHA256 636f42050d5b66b6621344c8277ff9413b5c0f1bab4fc2f0268645a72d95fb43
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Plugin2.apk

        • Path /data/data/com.vjo.ndskkv/files/Plugin2.apk
        • Size 99KB
        • SHA256 de7bf40574754a5144fa5cf3bc5e97f7adc7f5abebb18c41e8f0631917db4c0c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        log.dat

        • Path /data/data/com.vjo.ndskkv/files/log.dat
        • Size 221B
        • SHA256 77fc3599be409f7e73e643de843c0ebcfa20662964c498fc59e245c7f5e003a2
        • MD5 SHA1 SHA512 TLSH

        FSucUaBql.jar

        • Path /data/data/com.vjo.ndskkv/files/pin/FSucUaBql.jar
        • Size 790KB
        • SHA256 3aa7196db4c218efe656f3f82ce56ef1e6f4db95234b650e23db5d11f5f5e175
        • MD5 SHA1 SHA512 SSDEEP TLSH

        umeng_it.cache

        • Path /data/data/com.vjo.ndskkv/files/umeng_it.cache
        • Size 310B
        • SHA256 16f80f3b9405bd46f64bd105df579990c995cf3cbccae9e0bb8caccc5e345d73
        • MD5 SHA1 SHA512 TLSH

        yl_plugin.apk

        • Path /data/data/com.vjo.ndskkv/files/yl_plugin.apk
        • Size 58KB
        • SHA256 05eb3e1ca331b8c6a1f60f92abb2bddbac54a7b2c229ac07bf26c756297fe72a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        utopay.jar

        • Path /data/user/0/com.vjo.ndskkv/app_dex/utopay.jar
        • Size 67KB
        • SHA256 83c996c0d067b5f516897480f427dfffdcfb49ab7654dac9b805376bbd49e1db
        • MD5 SHA1 SHA512 SSDEEP TLSH

        utopay.jar

        • Path /data/user/0/com.vjo.ndskkv/app_dex/utopay.jar
        • Size 67KB
        • SHA256 6286a800597b845785eb664710253ebd20771737dddd5b80067e0e9d37c804b2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Plugin2.apk

        • Path /data/user/0/com.vjo.ndskkv/files/Plugin2.apk
        • Size 201KB
        • SHA256 1d83642ede6b16a071676e895f547d056543b5b4622bbc9b9b4ab45e47bf9ba0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Plugin2.apk

        • Path /data/user/0/com.vjo.ndskkv/files/Plugin2.apk
        • Size 201KB
        • SHA256 2c61a25f1ad5783bf82eea9faa2536cac4788ed3147bc1864d9ef17ea01be6a7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        FSucUaBql.jar

        • Path /data/user/0/com.vjo.ndskkv/files/pin/FSucUaBql.jar
        • Size 2.3MB
        • SHA256 8a91d220373f5642f13549c4efae1fd59ff2fa24d090189c7e1d752fbe293efd
        • MD5 SHA1 SHA512 SSDEEP TLSH

        FSucUaBql.jar

        • Path /data/user/0/com.vjo.ndskkv/files/pin/FSucUaBql.jar
        • Size 2.3MB
        • SHA256 7214d5216123871f1991af510ce0aa25472899dc96c8ece8a765c858fa8767cf
        • MD5 SHA1 SHA512 SSDEEP TLSH