Resubmissions

05-10-2023 02:48

231005-daerjsgc7y 10

01-10-2023 09:19

231001-lajphahh3t 10

Analysis

  • max time kernel
    4257052s
  • max time network
    157s
  • platform
    android_x64
  • resource
    android-x64-20230831-en
  • submitted
    05-10-2023 02:48

General

  • Target

    chrome-update01231.apk

  • Size

    1.9MB

  • MD5

    d7ccab4750500d52ee48ac9dfcb87f4d

  • SHA1

    52cbb4b76917b3a2aef37328f75bae8b323ead0e

  • SHA256

    8cc901e75b13808b61c77971fea73f1b59c1b8171e9669413d36a31e2f427377

  • SHA512

    90c3e267da4001b6196eb4e15b2eb9a86c6d2e3b6c23e5f941ab43ff0a8aa464fddc4e430143ded6e3cc24fbc0055ad53a057bf05dfb9e2fcb379cf957d8fa8a

  • SSDEEP

    49152:6zpyj+khIWj5PfT3FxyqyUWKuX2ZGZbmqkiCTAE4KoSv:ipqtttmhfX2ZQ/kUW

Malware Config

Extracted

Family

octo

C2

https://zaglefolki1.info/MTU2OWE0NzJjNGY5/

https://passajire555.live/MTU2OWE0NzJjNGY5/

https://majestike8ca.top/MTU2OWE0NzJjNGY5/

https://jikugac818v.vip/MTU2OWE0NzJjNGY5/

https://5a9udxg6l6gd.su/MTU2OWE0NzJjNGY5/

https://zazarazgok7215vor1.pro/MTU2OWE0NzJjNGY5/

https://juf18ki1ca15ca1la.info/MTU2OWE0NzJjNGY5/

https://pofvac15camkkecz5.cc/MTU2OWE0NzJjNGY5/

https://makivn58jnid51.live/MTU2OWE0NzJjNGY5/

AES_key

Signatures

  • Octo

    Octo is a banking malware with remote access capabilities first seen in April 2022.

  • Octo payload 3 IoCs
  • Makes use of the framework's Accessibility service. 3 IoCs
  • 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
  • Loads dropped Dex/Jar 3 IoCs

    Runs executable file dropped to the device during analysis.

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

Processes

  • com.completebe0
    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.
    • Loads dropped Dex/Jar
    • Removes a system notification.
    • Uses Crypto APIs (Might try to encrypt user data).
    PID:5013

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/data/com.completebe0/.qcom.completebe0

    Filesize

    48B

    MD5

    046a414913add6f5bb60072c7db819b6

    SHA1

    451ee4f6809260aec622d772fd329c7d0297a842

    SHA256

    b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a

    SHA512

    4e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c

  • /data/data/com.completebe0/app_DynamicOptDex/XXtM.json

    Filesize

    2KB

    MD5

    d6da5c5529f474e412cb499403dbf48f

    SHA1

    26c1de09a30e36bb1fcfc220fb39e93eba25e278

    SHA256

    a2c64094c5803a5e83ebc4c2286c30463735a727443ee93bd0628dd2056b5279

    SHA512

    39ce9d281fd1f3455936882cbd63b95347cd931c4ec94c56f5b5311e3a1abf5b3dd00553eeea696ce77215ff01760e90fdf108a3e2268af73dda477a6191fe88

  • /data/data/com.completebe0/app_DynamicOptDex/XXtM.json

    Filesize

    2KB

    MD5

    c23b13ee75e62fad156c18baf3307196

    SHA1

    5fd075e86bb806ce7d703bd94c8179a622250633

    SHA256

    755d90dbde099e849869c2838ab3854ce85db818319d9a9ede0f66319e44fd0b

    SHA512

    4832845b05e2be6cd7d6f510df170348415afba3cccfa9a1723fa2b13734905d153d55d1e634c1b7553aaf7b2e0500dcb21cdfa2c5d1c1bbb3b28dd6920195d8

  • /data/data/com.completebe0/cache/bhvbn

    Filesize

    457KB

    MD5

    0f298b4d05ac13449acd725c06fa6115

    SHA1

    da53ed2eb6952b54799328a33fd5275e60a0fcc9

    SHA256

    773a283d03ea5440eebcbb72b3f98988dc66342f0a8ab6415d9a01346aa407ac

    SHA512

    5d12aad043cf6a5b879a8285896c9eb73ff96c4ca29de6170db77937e83edf26ebe6aae3ebbd1f8208830f7886e8ce1d64f9fa4c4eccf75f6c86e4ae99b086a5

  • /data/data/com.completebe0/cache/oat/bhvbn.cur.prof

    Filesize

    390B

    MD5

    ff8015b7f418b7775e9b3de05a6497c4

    SHA1

    2b249d273d7fe60b35124ca56293278e8c5f49e0

    SHA256

    68f58b28962ea3f8653ead455b0da4635890c8f5c31f420f369c86edbdff5300

    SHA512

    e1dffbed01a8abdf4470388d6f6851609ac84b97f1950b4215ebe36259e898e4a07c06a5e8d0acfdf97f9becc7e83052205702801e1cdd9c70bab8e9d092240a

  • /data/data/com.completebe0/kl.txt

    Filesize

    76B

    MD5

    deb9feb8e8e057c237f1396d60098a73

    SHA1

    cc75e0600282d9405bf76f2cfd600af6e3c01fb3

    SHA256

    e16ef58f3de2b71fd57c08ef7043b6069110e12e56e012f00e72b14b75655b48

    SHA512

    b7f20ae171d7bc10f3a2975f9f3ee9eaa86fa81c52e51ff538802eed49dab135145f2c4c9bbc9f08e6cf49f0e593d7787c5b63ecba1201ad208efa5cd0b8fc81

  • /data/data/com.completebe0/kl.txt

    Filesize

    28B

    MD5

    6311c3fd15588bb5c126e6c28ff5fffe

    SHA1

    ce81d136fce31779f4dd62e20bdaf99c91e2fc57

    SHA256

    8b82f6032e29a2b5c96031a3630fb6173d12ff0295bc20bb21b877d08f0812d8

    SHA512

    2975fe2e94b6a8adc9cfc1a865ad113772b54572883a537b02a16dd2d029c0f7d9cca3b154fd849bdfe978e18b396bcf9fa6e67e7c61f92bdc089a29a9c355c6

  • /data/data/com.completebe0/kl.txt

    Filesize

    68B

    MD5

    9c6891ab05d5af17b4b4f8a11b4b9a2e

    SHA1

    6c03441073074e16bb9f4615a382a889fe718528

    SHA256

    53f0828f6452cb19c7fc22996a2ca071fbc9f481390c5dedc25e298af372fb51

    SHA512

    1131c4615c83f0f26ecb86a57acf64ee6dec8794f87b8a1112fe87733394571eec6f863262f4585be8ee91d4cd1bae59d54404500934fd7a015bf6f5bf6c5304

  • /data/data/com.completebe0/kl.txt

    Filesize

    76B

    MD5

    6b3e12a0112a4d06ba10ac7b368dbb06

    SHA1

    9f460ce083466070497cf76411e71d5986f0f132

    SHA256

    81ad95eb65e6593f980c9270777b230d46ed98c90a17c5e50195de6f12d35084

    SHA512

    2c8b2447584217b8120ffc535d11476de67c3e8d6753240cc256ea6c7b43a40b49259174e2fad5ca08701293249c0c13b9a447a764d635eccec193453deb3c5f

  • /data/data/com.completebe0/kl.txt

    Filesize

    68B

    MD5

    532eaedd3316835cc60b88e581db9295

    SHA1

    6c297ecb379b374aac1ef6e058946676c024d67c

    SHA256

    3eea85cdcec27680c6e5ad3205dfb76dfccd007751b5e8ac72bd874d11c0ae58

    SHA512

    320ea9894c597b4a9999d378ba4ed454c791db168510471a69d79d9f34f3ced22d81bbfa7a3281d863998c8e8500626e78d943cda73434f33bb31c02d28fa593

  • /data/user/0/com.completebe0/app_DynamicOptDex/XXtM.json

    Filesize

    6KB

    MD5

    8e4612b5633c2f3f03aad82512e10946

    SHA1

    1ed04da4b21489501338b57999f858d775ff0579

    SHA256

    863d543d469a91d30fbf78676c5f014496fa2f36f8beda1c6f04a94fa22d6b88

    SHA512

    f0930dded69c9328957a170df5f78f10668aefd2e7168f6e17214169202750f7e9760dc2f6e6c0dffc593e49ee132fcbecf7597871b57dc71a8ffe958f587312

  • /data/user/0/com.completebe0/cache/bhvbn

    Filesize

    457KB

    MD5

    0f298b4d05ac13449acd725c06fa6115

    SHA1

    da53ed2eb6952b54799328a33fd5275e60a0fcc9

    SHA256

    773a283d03ea5440eebcbb72b3f98988dc66342f0a8ab6415d9a01346aa407ac

    SHA512

    5d12aad043cf6a5b879a8285896c9eb73ff96c4ca29de6170db77937e83edf26ebe6aae3ebbd1f8208830f7886e8ce1d64f9fa4c4eccf75f6c86e4ae99b086a5

  • /data/user/0/com.completebe0/cache/bhvbn

    Filesize

    457KB

    MD5

    0f298b4d05ac13449acd725c06fa6115

    SHA1

    da53ed2eb6952b54799328a33fd5275e60a0fcc9

    SHA256

    773a283d03ea5440eebcbb72b3f98988dc66342f0a8ab6415d9a01346aa407ac

    SHA512

    5d12aad043cf6a5b879a8285896c9eb73ff96c4ca29de6170db77937e83edf26ebe6aae3ebbd1f8208830f7886e8ce1d64f9fa4c4eccf75f6c86e4ae99b086a5