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Analysis

  • max time kernel
    2118502s
  • max time network
    54s
  • platform
    android_x86
  • resource
    android-x86-arm-20230621-en
  • submitted
    22/07/2023, 15:36

General

  • Target

    0fd16e91ce30d696f7a875c51e8203a644fe4e8262901179f9ab0f5bfc3afd68.apk

  • Size

    541KB

  • MD5

    52bffc6ee57dc05127b0ff5fa0b271b2

  • SHA1

    49529bfddbbafc73bfaf63d9e034dd339fbdaba6

  • SHA256

    0fd16e91ce30d696f7a875c51e8203a644fe4e8262901179f9ab0f5bfc3afd68

  • SHA512

    de7867b4ab6061cdee6d80eabf1aa5d08a552cf8ba0cca2703e9c57f92a21eaddb8b87a7d144ec73843d5c493f493ca5a1c8c4e2ece60d5ebce83b43406c0516

  • SSDEEP

    12288:07t9/9bc8U/4AtkMfABsVP2vPDd53+mEb8dIgbni:C9/JLAtk9BoP2vrdR+n8dIUni

Malware Config

Extracted

Family

octo

C2

https://193.42.32.180/ZjU3NWNhYzE5Mzhm/

https://saldirmorukss222.net/ZjU3NWNhYzE5Mzhm/

https://saldirmorukss122.net/ZjU3NWNhYzE5Mzhm/

https://saldirmoruk4ss22.net/ZjU3NWNhYzE5Mzhm/

https://saldirmoruks6s22.net/ZjU3NWNhYzE5Mzhm/

https://saldirmoruk7ss22.net/ZjU3NWNhYzE5Mzhm/

https://saldirmoruks8s22.net/ZjU3NWNhYzE5Mzhm/

https://saldirmorukss2322.net/ZjU3NWNhYzE5Mzhm/

https://saldirmoruksas282.net/ZjU3NWNhYzE5Mzhm/

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. 2 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 2 IoCs

    Runs executable file dropped to the device during analysis.

  • Reads information about phone network operator.
  • Requests disabling of battery optimizations (often used to enable hiding in the background). 1 IoCs
  • Uses Crypto APIs (Might try to encrypt user data). 1 IoCs

Processes

  • com.mencompleteynjk
    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
    • Requests disabling of battery optimizations (often used to enable hiding in the background).
    • Uses Crypto APIs (Might try to encrypt user data).
    PID:4075

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/user/0/com.mencompleteynjk/cache/yswquga

    Filesize

    450KB

    MD5

    aa9382ad99c8c400c9f57791e976cbae

    SHA1

    cd35c2c6c78209c97fadef6328fc052b309c8754

    SHA256

    1b5ac7b4de7de16a5cc8045209734b77aa82d3e19bf9cd808a4946bda40d7fb4

    SHA512

    e218bcfa75573392301beb7dbf22e27468c0bc4fa5103a4be68a0887047b5aef65d2ac64bc5bbbbdccb865d797af597b6b2f51916ce64b37b7347d9e4c6150a3

  • /data/user/0/com.mencompleteynjk/cache/yswquga

    Filesize

    450KB

    MD5

    aa9382ad99c8c400c9f57791e976cbae

    SHA1

    cd35c2c6c78209c97fadef6328fc052b309c8754

    SHA256

    1b5ac7b4de7de16a5cc8045209734b77aa82d3e19bf9cd808a4946bda40d7fb4

    SHA512

    e218bcfa75573392301beb7dbf22e27468c0bc4fa5103a4be68a0887047b5aef65d2ac64bc5bbbbdccb865d797af597b6b2f51916ce64b37b7347d9e4c6150a3

  • /data/user/0/com.mencompleteynjk/cache/yswquga

    Filesize

    450KB

    MD5

    aa9382ad99c8c400c9f57791e976cbae

    SHA1

    cd35c2c6c78209c97fadef6328fc052b309c8754

    SHA256

    1b5ac7b4de7de16a5cc8045209734b77aa82d3e19bf9cd808a4946bda40d7fb4

    SHA512

    e218bcfa75573392301beb7dbf22e27468c0bc4fa5103a4be68a0887047b5aef65d2ac64bc5bbbbdccb865d797af597b6b2f51916ce64b37b7347d9e4c6150a3

  • /data/user/0/com.mencompleteynjk/shared_prefs/main.xml

    Filesize

    137B

    MD5

    8ba8c4112f31487f9f9ce071ffa4fef9

    SHA1

    c136284c52462038e88c1cd7785510dfc938abdf

    SHA256

    7ad9f9bbde4f43099444f9dbfb302217acb1af32bef9c56316f76643baaeb9ab

    SHA512

    63797963bc21e66694053b9a40e84a9a07a792c81d1054f9a31227fb0476b2a3ee032aa2d0f54a8e0ba87ca5df33db6da0bfd3c19ea951d797c786bc26d845fe

  • /data/user/0/com.mencompleteynjk/shared_prefs/main.xml

    Filesize

    3KB

    MD5

    bbce013bfbfd0e832365a3d2dac4730e

    SHA1

    4ae1efc917f07e4aba4f49467812989512fdfe51

    SHA256

    01bf3cc066ca57ec4d4bba8dfce14ac6eda77779b940dcbf8ee7d4eed076b511

    SHA512

    3679b53db5e6850070038102f1ee2169c2add35005c9288deaa0574f1d8041852161ad83d9534077cf707d15155d5e4412e3aa383189e19d73d5353c0f5a6638