Overview

overview

10

Static

static

6

e9f5ce7d5e...fa.apk

android-9-x86

10

e9f5ce7d5e...fa.apk

android-13-x64

10

Analysis

  • max time kernel
    148s
  • max time network
    153s
  • 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
    25-12-2024 22:05

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General

  • Target

    e9f5ce7d5ee6570d96ea971f96f86a6748430e65e20f02c3cef69a63f1d4cbfa.apk

  • Size

    2.4MB

  • MD5

    61c08a07adb551a4254deba210997041

  • SHA1

    fe296e7d176dbe489de39c5ff842d1e23367d378

  • SHA256

    e9f5ce7d5ee6570d96ea971f96f86a6748430e65e20f02c3cef69a63f1d4cbfa

  • SHA512

    dc1e7d6847e959352c67c4d0e76018a050aa26859c6ee10544207776f2199b9e3c5fe5b3fba8b17b1e49580dfefbab5e1979f36ca1212ae6a5a415bad929856a

  • SSDEEP

    49152:cMqoPqR2Ob/tNIzJZqlcBK/y8fwvFfM3FHvXH1CUzrvR08W3LDNGjx:S92OLbgmPy8fmU3pXwUzrK8W3gjx

Score
10/10
octobankercollectioncredential_accessdiscoveryevasionimpactinfostealerpersistencerattrojan

Malware Config

Extracted

Family

octo

C2

https://4646serhse844sererher65.com/NTA4MzIxMjdkYzNj/

https://897eshers64dferhe4664.com/NTA4MzIxMjdkYzNj/

https://464655serhse844sererher65.com/NTA4MzIxMjdkYzNj/

https://891131337eshers64dferhe4664.com/NTA4MzIxMjdkYzNj/
rc4.plain

Extracted

Family

octo

C2

https://4646serhse844sererher65.com/NTA4MzIxMjdkYzNj/

https://897eshers64dferhe4664.com/NTA4MzIxMjdkYzNj/

https://464655serhse844sererher65.com/NTA4MzIxMjdkYzNj/

https://891131337eshers64dferhe4664.com/NTA4MzIxMjdkYzNj/
AES_key

Signatures

  • Octo

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

    bankertrojaninfostealerratocto
  • Octo family
    octo
  • Octo payload 1 IoCs
  • 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.weeklife98
    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)
    • 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:4313

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

1
T1628

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.weeklife98/cache/bzhjmh
    Filesize

    2.3MB

    MD5

    9f5220945cc951b859e79454f00d8a49

    SHA1

    bde11a22b04bdb5c5d1f8ab11ce51f94468277ac

    SHA256

    bb00ffcb66ce9dd525fb3baa52a721df4c68e6540ab8a44280ef0ea2e2f7c0a5

    SHA512

    a473613774b09bd4cb2b1e9e2ec78eebd53f224c2ad54c208339b5c6bee4173981d15bc2f48581aa0998a4f439a3cdc9f7ce4e22a5fc6941d9576fae3c804173

    Download Submit

  • /data/data/com.weeklife98/cache/oat/bzhjmh.cur.prof
    Filesize

    520B

    MD5

    92ff74e065cfa7f79d45b4ddffa3f18d

    SHA1

    b088191c1fd43c2442de65104d44cab943b45196

    SHA256

    aa0046210300d4d9f6a1250053b4674360ea3a4875e9cb7a5c87ded3ed28ce96

    SHA512

    9f71b08df02ad6d8d567e114485503170692390573bf239a2c1dbaf6d581374f20dcb3f8ce1bdf7fa8e32ea1e0ac5cf61536d6a489be75f9be100f9cb3a87772

    Download Submit