Analysis

  • max time kernel
    179s
  • max time network
    182s
  • platform
    android_x64
  • resource
    android-x64-20240611.1-en
  • resource tags

    androidarch:x64arch:x86image:android-x64-20240611.1-enlocale:en-usos:android-10-x64system
  • submitted
    18-06-2024 22:35

General

  • Target

    3f41156f2a4a9c92f46fc449f98e8e3f39b1fa583a2d11c6b8edf94e8e82cc5a.apk

  • Size

    509KB

  • MD5

    0e9c09e703777380b2a11711e4034980

  • SHA1

    cff24169be0844fa689cb685873f35b4da6b48f7

  • SHA256

    3f41156f2a4a9c92f46fc449f98e8e3f39b1fa583a2d11c6b8edf94e8e82cc5a

  • SHA512

    59b3ed46870b7f69ed3b74ff626a9555653a962f9b85ac15673e02411339deadc9f55cd22b09eb2a0b7aaef5f896fded5be89d16134e3e31797514c5046e546a

  • SSDEEP

    12288:QC+AdNJBK+HzZCHAjPz6TXe+d7UP64ZskKn5:QC+Ajl0HoL6zei7UP64WLn5

Malware Config

Extracted

Family

octo

C2

https://biricruelidurdursunn.com/YzRmZmJjZTg1ZmVj/

https://gurcistancruell33.com/YzRmZmJjZTg1ZmVj/

https://cruelveblack32.com/YzRmZmJjZTg1ZmVj/

https://cruelgurcistandaaaa42.com/YzRmZmJjZTg1ZmVj/

https://lalagkcvagurcuuuu.com/YzRmZmJjZTg1ZmVj/

https://biricruelidurdursunloo.com/YzRmZmJjZTg1ZmVj/

AES_key

Signatures

  • Octo

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

  • Octo payload 1 IoCs
  • 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 2 IoCs

    Retrieves information displayed on the phone screen using AccessibilityService.

  • 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
  • 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.

  • Performs UI accessibility actions on behalf of the user 1 TTPs 4 IoCs

    Application may abuse the accessibility service to prevent their removal.

  • 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
  • Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs

Processes

  • com.lateme4
    1⤵
    • Loads dropped Dex/Jar
    • Makes use of the framework's Accessibility service
    • Acquires the wake lock
    • Makes use of the framework's foreground persistence service
    • Performs UI accessibility actions on behalf of the user
    • 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)
    PID:5006

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/data/com.lateme4/cache/ksufdowwy
    Filesize

    448KB

    MD5

    5d5f4779f03c12db1cd52f9071a55e1a

    SHA1

    e9fc2182bab02592a61796274332fe46c994b20f

    SHA256

    4f2d20d52b5e8ed43218ef3ca52578386e636126b5e23fbdd8fb2a8419eecc76

    SHA512

    0a576f042d603d2a4baae062f87c2a2aecd0793b5d990d34bb785b46eaf9b48e08c6731f31260bdbc98459606ccaa5d6b73bf38fc38fa46b2147ae86a1fa3f1e

  • /data/data/com.lateme4/cache/oat/ksufdowwy.cur.prof
    Filesize

    457B

    MD5

    754fa82062bbfe018d041dcd6c823b5f

    SHA1

    9fd441999f1dc500b63701d413e2a0242c0e0088

    SHA256

    e26183660a023038717c0f11e03511d5f9fe5bf89f14764b446c0005e88cf2e5

    SHA512

    ae6656dd6de6adc33195e234c24c46bb454b78d617915b2e0f2d975cc972b6237b9d5e14583b4c6e4d671797b225f6030d448d46404dcace3213ddf885a65cf9