Overview

overview

10

Static

static

6

2a2d23597c...91.apk

android-9-x86

10

Analysis

  • max time kernel
    20s
  • max time network
    35s
  • platform
    android_x86
  • resource
    android-x86-arm-20240624-en
  • resource tags

    androidarch:armarch:x86image:android-x86-arm-20240624-enlocale:en-usos:android-9-x86system
  • submitted
    01-12-2024 21:38

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General

  • Target

    2a2d23597c07df2304c553fa45723c0b53413b017b5116a70d6902ebc8266b91.apk

  • Size

    7.8MB

  • MD5

    d76876cd4f845e5c9e918106031e2e45

  • SHA1

    91cf8d27a740afcc6ee76eef1fc2bf55229d496f

  • SHA256

    2a2d23597c07df2304c553fa45723c0b53413b017b5116a70d6902ebc8266b91

  • SHA512

    e6108596d871a30db74cb8a06cb62a5cabd476b353a1b3e1eb0078baeb309a3423af8d89e8c4797ef1d3c6d4f2b71c9cc7ebaeb5fbddbec8e431a6eac7e01881

  • SSDEEP

    49152:Lesqd0n8YK64j7XRRsEX9fxM45iS7xrGlrGOWRGaVjVKScbRgMoaK7m7NuA6fQtH:D35T4j7BRsmxF5iSRGEtVKsADfVvvRT

Score
10/10
octobankercollectioncredential_accessdiscoveryevasionimpactinfostealerpersistencerattrojan

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
  • Checks Android system properties for emulator presence. 1 TTPs 1 IoCs
    evasion
  • 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.

    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
  • 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
    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.teadapters_path45
    1⤵
    • Checks Android system properties for emulator presence.
    • 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:4264
    • /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.teadapters_path45/app_garlic/BBNaAep.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.teadapters_path45/app_garlic/oat/x86/BBNaAep.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4293

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

Input Injection

1
T1516

Virtualization/Sandbox Evasion

3
T1633

System Checks

3
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.teadapters_path45/.global.com.teadapters_path45
    Filesize

    48B

    MD5

    046a414913add6f5bb60072c7db819b6

    SHA1

    451ee4f6809260aec622d772fd329c7d0297a842

    SHA256

    b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a

    SHA512

    4e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c

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  • /data/data/com.teadapters_path45/app_garlic/BBNaAep.json
    Filesize

    1009B

    MD5

    0cc6c267237c06bc1612b50a60049a4c

    SHA1

    d66af1f79aedb70da413e2dbbb7aacfdf9d3cca9

    SHA256

    5ab3e54647a51e39d48f02ca8bf56241215892de51b89f49710ac4ef088bff85

    SHA512

    491d37902d9a6ec4d452694079281b81a8487a94a39035098f99900711fe5454069ac0194cdb9d1bfcb302fa857654a060a033ea2b79932c1ebcded006dc8616

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  • /data/data/com.teadapters_path45/app_garlic/BBNaAep.json
    Filesize

    1009B

    MD5

    f07eb67870cfe304f03a14512c625704

    SHA1

    a760b58fbf71b004cc0e06b0fb70a8a3c2bc0f7a

    SHA256

    b1895b068aa91861ff91a5ff921acf4122e38103333860016da942ee2cb628c6

    SHA512

    cd95470e18bfe341455a1a4d9856176472fae60df0cf61647bd1b1f5ab56bd4dc814e9fc92963edc3ddd47df56ef4505c3e49fbe402868c0d9ca76729884ee56

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  • /data/data/com.teadapters_path45/files/.p
    Filesize

    307KB

    MD5

    4e73947cabb5db3f92ca85004981b754

    SHA1

    6d9667fdb0280ed2dcb782b4683e422a51bdc601

    SHA256

    6db94232e756b90ed437f1bc87dc38cf20fb2e7c7a19a5e40c6c17254b7e234c

    SHA512

    be8b500a7070af1dfb53b0cf1a7b327dadc4e163a6dad905496ac228c58cd1ed87b054533917924455d35e9b300683ae33e1bcdd91935a5dbae1d693c3e13d69

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  • /data/user/0/com.teadapters_path45/app_garlic/BBNaAep.json
    Filesize

    1KB

    MD5

    f943a5768869fc683e15f08d945b2af5

    SHA1

    54aa20c6071e690c80558780025a74de2e80afc2

    SHA256

    feca459846894ee7dc1bc16df835e7122a749f093ab405f94c7ddcefd595f129

    SHA512

    27f8101376fc88902575c50e675240d3245ecc33829af8da1c56ba7077b3ecf50a0e582c665c8b446f6a7975fc2af6550405b0771394ce80725b0773578c107a

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  • /data/user/0/com.teadapters_path45/app_garlic/BBNaAep.json
    Filesize

    1KB

    MD5

    1b6b23a83d5bb26ec1bf26b85fed2055

    SHA1

    c60b832dcec3353cfa55b99b6cfa78f0edb1eb24

    SHA256

    c6a2053aadc92dc58191754113c90aff39af2b6f7c83892326ce3430257ba19b

    SHA512

    fb6ea451f8c0d8cb042fd1648c0833775c37a419c257e8d74d96025576e05f1e47445a3c578d848a16db3f3abf6c38e38480f72468ff31d3418c6c6483ac244b

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  • Anonymous-DexFile@0xd59f6000-0xd5a796a8
    Filesize

    525KB

    MD5

    6dcf7ae4b969f0614d220458b9fa3b7c

    SHA1

    01cb66a7da6b7f5a51ef77c8daa59870516c89e4

    SHA256

    15183d5e809cd3376b6494ba30428e6f9b6a65c6ea87fcc031bfd295d8e15a54

    SHA512

    74d961a43d309dc6addfdc1b26446beefea9e90b77741811aa8ccf7b39e0c104a947bf54ae58da27e2f2f833c33514732c0936f07d46b7d2118aaa26733cbf43

    Download Submit