Overview

overview

7

Static

static

7

d650829073...1a.apk

android_x86

7

d650829073...1a.apk

android_x64

1

d650829073...1a.apk

android_x64

7

Analysis

  • max time kernel
    3055535s
  • max time network
    127s
  • platform
    android_x86
  • resource
    android-x86-arm-20220621-en
  • submitted
    30-06-2022 19:05

Sharing

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General

  • Target

    d6508290731bb66b2909cc8b7764c607a3fe4b32a5ffd898190387646075071a.apk

  • Size

    263KB

  • MD5

    9b11738027764e6597ae84cf6e3d84d2

  • SHA1

    c722aff5b453252dd1f81b865edd699701ab2219

  • SHA256

    d6508290731bb66b2909cc8b7764c607a3fe4b32a5ffd898190387646075071a

  • SHA512

    f09f46f7ecbc344bff14bd05058237388eed07d37bd8773c5d0b21e5f526e549029fac28be6956579da80555ea6e54d0d0d34a6558ea3403b1644192ca5d5cd8

Score
7/10
evasionransomware

Malware Config

Signatures

  • Loads dropped Dex/Jar 2 IoCs

    Runs executable file dropped to the device during analysis.

  • Reads information about phone network operator.
  • Removes a system notification. 1 IoCs
    evasion
  • Uses Crypto APIs (Might try to encrypt user data). 1 IoCs
    ransomware

Processes

  • com.okasa.rwhs.uihxqcdpvujfyvf
    1⤵
    • Loads dropped Dex/Jar
    • Removes a system notification.
    • Uses Crypto APIs (Might try to encrypt user data).
    PID:4528
    • /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.okasa.rwhs.uihxqcdpvujfyvf/app_tfile/fields.jar --output-vdex-fd=44 --oat-fd=45 --oat-location=/data/user/0/com.okasa.rwhs.uihxqcdpvujfyvf/app_tfile/oat/x86/fields.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4583
  • com.okasa.rwhs.uihxqcdpvujfyvf:RemoteProcess
    1⤵
      PID:4601
    • com.okasa.rwhs.uihxqcdpvujfyvf:guard
      1⤵
        PID:5432

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • /data/user/0/com.okasa.rwhs.uihxqcdpvujfyvf/app_tfile/fields.jar
        Filesize

        138KB

        MD5

        cceb8db3b057d24673d49eda229e9892

        SHA1

        b18f6353b2156410249079a3b7b86ef3a530e8ee

        SHA256

        e900cb4c3fe9d8f45196a7457e9645c65b0f3cde820f4161950252cff67a4d97

        SHA512

        4a42cde3165a706e823caa1362001ed8aa647caf22325a4f2554c64fc4ebcd79afe44fe5eab5474221806f26e7aca9d2901026de6e597ef62fe867f123e4bd57

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      • /data/user/0/com.okasa.rwhs.uihxqcdpvujfyvf/app_tfile/fields.jar
        Filesize

        281KB

        MD5

        4654f352b1b2095d54e0945af0e3948c

        SHA1

        4819b9827e70025c72a74869a85c996d92603931

        SHA256

        71c5cdeeaea45916c993908370cb7b1d60911d8e233dc9d1def0e75915e4548e

        SHA512

        a58ba607dbdb9af50beb9bec719e24c7d4e457e6bd9a6ef71460b0ee629f002788ac8a93d2d18728304c695fca3ac000138f19427c064cd66c628dab8a839ce3

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      • /data/user/0/com.okasa.rwhs.uihxqcdpvujfyvf/app_tfile/fields.jar
        Filesize

        281KB

        MD5

        73b11c4c10150bbd4f29ad012dc11dde

        SHA1

        65c83ad32c29f9811c32eda75d7fcdc92ef42dda

        SHA256

        52132037e9b950a9cb48d6374ee2c6747a6bfe776e13a726395771f1b40ee9da

        SHA512

        3e53b1ee22a00e60896da86d2695195e0965c93d190c4d1c0dba2eb5c611d670ee7693a9f8756858255e2b170cb82a753719dd4d6a827af437309b7a1dcc6f01

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      • /data/user/0/com.okasa.rwhs.uihxqcdpvujfyvf/app_tfile/fields.jar.x86.flock
        MD5

        d41d8cd98f00b204e9800998ecf8427e

        SHA1

        da39a3ee5e6b4b0d3255bfef95601890afd80709

        SHA256

        e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

        SHA512

        cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

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      • /data/user/0/com.okasa.rwhs.uihxqcdpvujfyvf/app_tfile/oat/fields.jar.cur.prof
        MD5

        d41d8cd98f00b204e9800998ecf8427e

        SHA1

        da39a3ee5e6b4b0d3255bfef95601890afd80709

        SHA256

        e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

        SHA512

        cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

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      • /data/user/0/com.okasa.rwhs.uihxqcdpvujfyvf/app_tfile/oat/x86/fields.odex
        MD5

        d41d8cd98f00b204e9800998ecf8427e

        SHA1

        da39a3ee5e6b4b0d3255bfef95601890afd80709

        SHA256

        e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

        SHA512

        cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

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      • /data/user/0/com.okasa.rwhs.uihxqcdpvujfyvf/app_tfile/oat/x86/fields.vdex
        MD5

        d41d8cd98f00b204e9800998ecf8427e

        SHA1

        da39a3ee5e6b4b0d3255bfef95601890afd80709

        SHA256

        e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

        SHA512

        cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

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      • /data/user/0/com.okasa.rwhs.uihxqcdpvujfyvf/app_webview/Web Data
        Filesize

        104KB

        MD5

        dc79f9ce5f3ab5270b33e61119dfc959

        SHA1

        1844bf222a5144b513dcf2fb50a18c011701c647

        SHA256

        47e65f4de08deabfd52ecdb8b0a29c61c482188b92c36182e2112ca0a8f4ff65

        SHA512

        18b8894a7f35df516f423bbdebf1e05ce09eaf4345b139e59e603cadb81f8d1fa20f793438c28e8fd9a64e64f0684223d90ce6f10d3f93cb0c781049a8cff03e

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      • /data/user/0/com.okasa.rwhs.uihxqcdpvujfyvf/app_webview/Web Data-journal
        Filesize

        1KB

        MD5

        122192341038a1857ebbd79fba921399

        SHA1

        e46e44347e7ceff4838148872cf6531424fd9d7e

        SHA256

        07ca0dd78e812a931fddcd8fc31c8a7fa2f59e117e33d91c79d4a1c3d5a4d494

        SHA512

        d049d179c94c91ec2bfe436c849b74195184fb09cbf661203ab63c50c3e9861f6923f6776270fcf65ad546908f1c9aa26127b324bdbcbe2abe126afaea13ab92

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      • /data/user/0/com.okasa.rwhs.uihxqcdpvujfyvf/app_webview/metrics_guid
        Filesize

        36B

        MD5

        72f83b4230c8b56bfe030bf5b6ba119d

        SHA1

        c33d8dbceed90bf30bc1653b7045d859d74a99a5

        SHA256

        ee6e9d08536009053d9e9192eaf6e46af7bf9cc41cb7350051e7a6262e12bca2

        SHA512

        67ad891bd8905dc52eb39543e002214b41ee9a2b81a6976d6413a9e2340d814d8181c29964863352508488c0c3e64febc288d66e42f5b1727a6ebddcb412b726

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      • /data/user/0/com.okasa.rwhs.uihxqcdpvujfyvf/app_webview/metrics_guid
        MD5

        d41d8cd98f00b204e9800998ecf8427e

        SHA1

        da39a3ee5e6b4b0d3255bfef95601890afd80709

        SHA256

        e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

        SHA512

        cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

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      • /data/user/0/com.okasa.rwhs.uihxqcdpvujfyvf/app_webview/variations_seed_new
        MD5

        d41d8cd98f00b204e9800998ecf8427e

        SHA1

        da39a3ee5e6b4b0d3255bfef95601890afd80709

        SHA256

        e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

        SHA512

        cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

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      • /data/user/0/com.okasa.rwhs.uihxqcdpvujfyvf/app_webview/variations_stamp
        MD5

        d41d8cd98f00b204e9800998ecf8427e

        SHA1

        da39a3ee5e6b4b0d3255bfef95601890afd80709

        SHA256

        e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

        SHA512

        cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

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      • /data/user/0/com.okasa.rwhs.uihxqcdpvujfyvf/app_webview/webview_data.lock
        MD5

        d41d8cd98f00b204e9800998ecf8427e

        SHA1

        da39a3ee5e6b4b0d3255bfef95601890afd80709

        SHA256

        e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

        SHA512

        cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

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      • /data/user/0/com.okasa.rwhs.uihxqcdpvujfyvf/databases/tbcom.okasa.rwhs.uihxqcdpvujfyvf
        Filesize

        4KB

        MD5

        f2b4b0190b9f384ca885f0c8c9b14700

        SHA1

        934ff2646757b5b6e7f20f6a0aa76c7f995d9361

        SHA256

        0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

        SHA512

        ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

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      • /data/user/0/com.okasa.rwhs.uihxqcdpvujfyvf/databases/tbcom.okasa.rwhs.uihxqcdpvujfyvf-journal
        Filesize

        524B

        MD5

        8e08240818126a528e90bf7ae4bfe4e4

        SHA1

        7ffe22cd0059f28c6f77d64effa70932c0036d7b

        SHA256

        2ad5b8df929f2e5ccfd4573789afd394d4cb3ded20fd3586626735eec49b603b

        SHA512

        48ef15a9f6eac8585d477fc6c39e46df52bfe3646f317e0d844139f1f168544ccaf677897601557b8de9bbaf35b2596b21750a1be14a5fa2b63fadfea826b1cf

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      • /data/user/0/com.okasa.rwhs.uihxqcdpvujfyvf/databases/tbcom.okasa.rwhs.uihxqcdpvujfyvf-shm
        Filesize

        8B

        MD5

        7dea362b3fac8e00956a4952a3d4f474

        SHA1

        05fe405753166f125559e7c9ac558654f107c7e9

        SHA256

        af5570f5a1810b7af78caf4bc70a660f0df51e42baf91d4de5b2328de0e83dfc

        SHA512

        1b7409ccf0d5a34d3a77eaabfa9fe27427655be9297127ee9522aa1bf4046d4f945983678169cb1a7348edcac47ef0d9e2c924130e5bcc5f0d94937852c42f1b

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      • /data/user/0/com.okasa.rwhs.uihxqcdpvujfyvf/databases/tbcom.okasa.rwhs.uihxqcdpvujfyvf-wal
        Filesize

        48KB

        MD5

        c269d4ffd46d8bc24cb51a2f837d3d24

        SHA1

        b605dd377f8d9ed197dba95245dfbe6589b7f8cb

        SHA256

        3deb5a1266e00750b62f612f8e14acdcbf63c007948e0137eb1f19c48352d418

        SHA512

        1ff1e066e84f7cfee330a9e9f162c93b2e10c5ede143de489c336ab373d708b8f029093f4e26dea95158b0e545ae58e590ed02b43199df8a7ae443ae9426f518

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      • /data/user/0/com.okasa.rwhs.uihxqcdpvujfyvf/shared_prefs/WebViewChromiumPrefs.xml
        Filesize

        127B

        MD5

        21223e9184445fe043476484cd8cb1f9

        SHA1

        2b4813f849121d60ba35eb0889080668bb62c778

        SHA256

        bb61b7c087c2ae2de93a7740ff75707342940557146366e92b840284cd9446af

        SHA512

        be21408de0cc643650e5d9ab9057a8f9de88e37fbdc6417cfeba160402ec4cd14fccbc82cbbfd941ecfc0bb3d4056ee61ac199efdc99d647d53e65818835fd48

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      • /storage/emulated/0/Download/sdsid
        Filesize

        4B

        MD5

        b8c37e33defde51cf91e1e03e51657da

        SHA1

        dd01903921ea24941c26a48f2cec24e0bb0e8cc7

        SHA256

        fe675fe7aaee830b6fed09b64e034f84dcbdaeb429d9cccd4ebb90e15af8dd71

        SHA512

        e3d0e2ef3cab0dab2c12f297e3bc618f6b976aced29b3a301828c6f9f1e1aabbe6dab06e1f899c9c2ae2ca86caa330115218817f4ce36d333733cb2b4c7afde7

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