Overview

overview

10

Static

static

6

a58ebc8a79...10.apk

android-9-x86

10

a58ebc8a79...10.apk

android-11-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    android-9_x86
  • resource
    android-x86-arm-20240910-en
  • resource tags

    arch:armarch:x86image:android-x86-arm-20240910-enlocale:en-usos:android-9-x86system
  • submitted
    08-10-2024 22:11

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General

  • Target

    a58ebc8a797b2debcfe998b6b3d298abd20cec9c41120ca34e0016fabbeda410.apk

  • Size

    509KB

  • MD5

    07be46f53eb69d25aab65cb7530e7a60

  • SHA1

    26c4f115ff38908d02a22d67016e5f9fcd520a2a

  • SHA256

    a58ebc8a797b2debcfe998b6b3d298abd20cec9c41120ca34e0016fabbeda410

  • SHA512

    728b21b714516b8e8c97553a7d9e31dce9804cdccf04d97b3771263fa6d7b69782fb950be41f1821ac2e925902968e513c21322fa85d45f67b009a80e0b275d2

  • SSDEEP

    12288:T4rQh+ittRQhv13MH77GFMsGq25Mm+N7+uq+ans:T4rI+otRcvFMb7GqV5Mms6uBans

Score
10/10
octobankercollectioncredential_accessdiscoveryevasionimpactinfostealerpersistenceratstealthtrojan

Malware Config

Extracted

Family

octo

C2

https://guvenilirislemler.com.tr/NWE0NTQ2MmUyNDcw/

https://guvenilirshopislemler.com.tr/NWE0NTQ2MmUyNDcw/

https://guvenilirislemlershop.com.tr/NWE0NTQ2MmUyNDcw/

https://guvenilirmarketingislemler.com.tr/NWE0NTQ2MmUyNDcw/

https://guvenilirislemlermarketing.com.tr/NWE0NTQ2MmUyNDcw/

https://shopguvenilirislemler.com.tr/NWE0NTQ2MmUyNDcw/
rc4.plain

Extracted

Family

octo

C2

https://guvenilirislemler.com.tr/NWE0NTQ2MmUyNDcw/

https://guvenilirshopislemler.com.tr/NWE0NTQ2MmUyNDcw/

https://guvenilirislemlershop.com.tr/NWE0NTQ2MmUyNDcw/

https://guvenilirmarketingislemler.com.tr/NWE0NTQ2MmUyNDcw/

https://guvenilirislemlermarketing.com.tr/NWE0NTQ2MmUyNDcw/

https://shopguvenilirislemler.com.tr/NWE0NTQ2MmUyNDcw/
AES_key

Signatures

  • Octo

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

    bankertrojaninfostealerratocto
  • Octo payload 1 IoCs
  • Removes its main activity from the application launcher 1 TTPs 1 IoCs
    stealthtrojanevasion
  • Loads dropped Dex/Jar 1 TTPs 2 IoCs

    Runs executable file dropped to the device during analysis.

    evasion
  • Makes use of the framework's Accessibility service 4 TTPs 2 IoCs

    Retrieves information displayed on the phone screen using AccessibilityService.

    collectionevasioncredential_access
  • Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps) 1 TTPs
    bankerdiscovery
  • Queries the phone number (MSISDN for GSM devices) 1 TTPs
    discovery
  • 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.

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

    Application may abuse the accessibility service to prevent their removal.

    evasion
  • Queries the mobile country code (MCC) 1 TTPs 1 IoCs
    discovery
  • Queries the unique device ID (IMEI, MEID, IMSI) 1 TTPs
    discovery
  • Reads information about phone network operator. 1 TTPs
    discovery
  • Requests accessing notifications (often used to intercept notifications before users become aware). 1 TTPs 1 IoCs
    collectioncredential_access
  • Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs
    evasion
  • Requests modifying system settings. 1 IoCs
    evasion
  • Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs
    persistence
  • Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs
    impact

Processes

  • com.yourfacepej
    1⤵
    • Removes its main activity from the application launcher
    • 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)
    • Requests accessing notifications (often used to intercept notifications before users become aware).
    • Requests disabling of battery optimizations (often used to enable hiding in the background).
    • Requests modifying system settings.
    • Registers a broadcast receiver at runtime (usually for listening for system events)
    • Uses Crypto APIs (Might try to encrypt user data)
    PID:4213

Network

MITRE ATT&CK Mobile v15

Initial Access

Execution

Persistence

Event Triggered Execution

1
T1624

Broadcast Receivers

1
T1624.001

Foreground Persistence

1
T1541

Privilege Escalation

Defense Evasion

Download New Code at Runtime

1
T1407

Foreground Persistence

1
T1541

Hide Artifacts

2
T1628

Suppress Application Icon

1
T1628.001

User Evasion

1
T1628.002

Impair Defenses

1
T1629

Prevent Application Removal

1
T1629.001

Input Injection

1
T1516

Credential Access

Access Notifications

1
T1517

Input Capture

2
T1417

GUI Input Capture

1
T1417.002

Keylogging

1
T1417.001

Discovery

Software Discovery

1
T1418

Security Software Discovery

1
T1418.001

System Network Configuration Discovery

4
T1422

Lateral Movement

Collection

Access Notifications

1
T1517

Input Capture

2
T1417

GUI Input Capture

1
T1417.002

Keylogging

1
T1417.001

Screen Capture

1
T1513

Command and Control

Exfiltration

Impact

Data Encrypted for Impact

1
T1471

Input Injection

1
T1516

Replay Monitor

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Downloads

  • /data/data/com.yourfacepej/cache/oat/oflcsebhv.cur.prof
    Filesize

    471B

    MD5

    fd1c0972889ede2948519b575faa72c2

    SHA1

    8c01f4ce5ded6ecec8d81f0bde83cc16c1579e9d

    SHA256

    c3597793368ca4c4cabd834b0d188f87924ee5ba34b4cef93141786ab2e1f503

    SHA512

    28d5d0f73069501c86af96b0b5ebd579ffdff5d91a1c0f326a150c02d010abf539785a38bc7406066b12a24c97d8d6177d164e8b7791a07c777e707b531f1683

    Download Submit

  • /data/data/com.yourfacepej/cache/oflcsebhv
    Filesize

    449KB

    MD5

    6ed155a05e4e62226df8678cb568d88a

    SHA1

    2bfa1e0b99c956d8fd2189dbaa634abc9d0388bd

    SHA256

    4c20aba82c387373af9d946cc4c4c087dae1d93539e1051c6119d7cc6e7b788d

    SHA512

    712f31d18aa0c64b9b7a794530cd523aa1f8c161c919a82228cebf58418e8440c7bdb0492e2198789414c5c3ce0978a7d7cbfbdbbad66e398d736a1044e62900

    Download Submit