Overview

overview

10

Static

static

10

base.apk

android-13-x64

10

base.apk

android-9-x86

10

Analysis

  • max time kernel
    29s
  • max time network
    30s
  • 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
    21/03/2025, 19:29

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General

  • Target

    base.apk

  • Size

    7.2MB

  • MD5

    17a9ed52eee6e341186113e7e3d58555

  • SHA1

    afa0bb602aa87ac73018859557d7f94ab971a880

  • SHA256

    c37094e73d5cc3afce87d3e062e9beec336d78ab5442f2f0494fb27d2384c3e3

  • SHA512

    69e7c4ff458e47e5754206a2b441910866679cb2a40b12b0d9039ed5ef1c716d4e0f7ba146c0473f5fe71c9d2b39ae05da1c6a99865414b819680ed0942986a9

  • SSDEEP

    98304:uS+rSSETRRMQ3XnRsz4EkVKX95iSRGP36Lec3GqehlipqH8xDF:urxYr3XnRyjkUtr3ec3GqehlE

Score
10/10
octobankercollectioncredential_accessdefense_evasiondiscoveryevasionimpactinfostealerpersistenceratstealthtrojan

Malware Config

Extracted

Family

octo

AES_key
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
  • Removes its main activity from the application launcher 1 TTPs 1 IoCs
    stealthtrojanevasion
  • Loads dropped Dex/Jar 1 TTPs 3 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.

    collectiondefense_evasioncredential_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.

    defense_evasionpersistence
  • Queries the mobile country code (MCC) 1 TTPs 1 IoCs
    discovery
  • Queries the unique device ID (IMEI, MEID, IMSI) 1 TTPs
    discovery
  • Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs
    defense_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
  • Checks CPU information 2 TTPs 1 IoCs
  • Checks memory information 2 TTPs 1 IoCs

Processes

  • com.cdmanual_multi49
    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
    • Queries the mobile country code (MCC)
    • Requests disabling of battery optimizations (often used to enable hiding in the background).
    • Registers a broadcast receiver at runtime (usually for listening for system events)
    • Uses Crypto APIs (Might try to encrypt user data)
    • Checks CPU information
    • Checks memory information
    PID:4360
    • /system/bin/dex2oat --instruction-set=x86 --instruction-set-features=ssse3,-sse4.1,-sse4.2,-avx,-avx2,-popcnt --runtime-arg -Xhidden-api-checks --runtime-arg -Xrelocate --boot-image=/system/framework/boot.art --runtime-arg -Xms64m --runtime-arg -Xmx512m --instruction-set-variant=x86 --instruction-set-features=default --inline-max-code-units=0 --compact-dex-level=none --dex-file=/data/user/0/com.cdmanual_multi49/app_drive/dJc.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.cdmanual_multi49/app_drive/oat/x86/dJc.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4430

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

Input Injection

1
T1516

Virtualization/Sandbox Evasion

2
T1633

System Checks

2
T1633.001

Credential Access

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 Information Discovery

2
T1426

System Network Configuration Discovery

3
T1422

Lateral Movement

Collection

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.cdmanual_multi49/.global.com.cdmanual_multi49
    Filesize

    48B

    MD5

    046a414913add6f5bb60072c7db819b6

    SHA1

    451ee4f6809260aec622d772fd329c7d0297a842

    SHA256

    b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a

    SHA512

    4e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c

    Download Submit

  • /data/data/com.cdmanual_multi49/app_drive/dJc.json
    Filesize

    1003B

    MD5

    41dcc20d99346367b44245adb2b617e3

    SHA1

    989e053b1c523138209358d48ca693d0572b51d9

    SHA256

    2bb7b53c37f2e40b5d15a10cfa4c9609c2730ab85872e925ec85e4646362573a

    SHA512

    c9fc63e5a4292cef938a147818b3c12802492d2cbaa025117bc2cfd73b4552a394102df45c18570b62570832cc0945f2a513caedb768b0a4599d26e78ced02c2

    Download Submit

  • /data/data/com.cdmanual_multi49/app_drive/dJc.json
    Filesize

    1003B

    MD5

    da1f687d1d5cd86fabe7129660627460

    SHA1

    583dbcc025a3bf69f9386b3a1f144c279ef3221e

    SHA256

    0692b3496bcb9b03e3335c209ee1e8af3b0ce8c6438831f47b1f2bf342d948c9

    SHA512

    ef3be527a096685e407d9e1ed1703b98f5000202bdaf81930e402dcbce63e13d693aed75a13b8c2be0c8d39d9c62131689f86e0046a59a21beef704f49a81c2d

    Download Submit

  • /data/data/com.cdmanual_multi49/files/.y
    Filesize

    307KB

    MD5

    4e73947cabb5db3f92ca85004981b754

    SHA1

    6d9667fdb0280ed2dcb782b4683e422a51bdc601

    SHA256

    6db94232e756b90ed437f1bc87dc38cf20fb2e7c7a19a5e40c6c17254b7e234c

    SHA512

    be8b500a7070af1dfb53b0cf1a7b327dadc4e163a6dad905496ac228c58cd1ed87b054533917924455d35e9b300683ae33e1bcdd91935a5dbae1d693c3e13d69

    Download Submit

  • /data/user/0/com.cdmanual_multi49/app_drive/dJc.json
    Filesize

    1KB

    MD5

    00bd0fa72a0c36f4cdc04fe77949d6a1

    SHA1

    3992e58492b075b87ae77b47e15446539870b40c

    SHA256

    f4844fe63ad19fadb902bc02a061a6e5e1bc56eb69b3132b6a854c0a99ac2190

    SHA512

    efa423b64b69dd12759774539ede499c7e4bcc85b1f25108f1011bf03aecb0fd9325022378ec5cfb7e6920c1c0fd8504cacc145d3dea0057ec77474122271888

    Download Submit

  • /data/user/0/com.cdmanual_multi49/app_drive/dJc.json
    Filesize

    1KB

    MD5

    1e7dddc013ae20746eef20845a80e1e2

    SHA1

    78bf31ff2a283ca135fe0de061890aced33a661f

    SHA256

    d8972aa3554258c89355ed98058cd9e84ec5ed675deab4d1af0ab6c7862c64d9

    SHA512

    9ccef5140cdd916789ae48038edf72ac4559722b5a94c83262b6fe5e9242fbf14fe11c2a2e381e06d861c347c89776e0c726888a79ff0a02fde3609776054e7f

    Download Submit

  • Anonymous-DexFile@0xd4076000-0xd40fa254
    Filesize

    528KB

    MD5

    103c179828a0e2dd63f9914f7030e041

    SHA1

    e3396837c89f60474b4a11d0388c477240d6598c

    SHA256

    687be957dd5f9cfe8aa61e50a70db9e1ec73e9fe9ae94c033b5dd4b5f0eab171

    SHA512

    6f320258ec0be9f50f767db4a18ce1915d883117590f37992eea4cc2d35799fd222cb182194805dde01633fe29572ceb8bb678afc6d269e93e2a022e77f123c3

    Download Submit