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Overview

overview

10

Static

static

6

20a549f1ef...8c.apk

android-9-x86

10

20a549f1ef...8c.apk

android-10-x64

10

Resubmissions

11/01/2025, 15:41

250111-s4sylavngk 10

11/01/2025, 14:52

250111-r866ca1rav 10

11/01/2025, 14:28

250111-rtbe5a1naz 10

11/01/2025, 14:17

250111-rlpb1stlhk 10

Analysis

  • max time kernel
    899s
  • max time network
    900s
  • 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
    11/01/2025, 14:52

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General

  • Target

    20a549f1ef09d45e66cd1f3a22554e64e711cd5e83b4819116dd673b54ebed8c.apk

  • Size

    9.3MB

  • MD5

    d019f5e6c5c764e88dbe9e698d3531a9

  • SHA1

    0210da276565c1c7c6e3ea2aad37f09fbe0203a1

  • SHA256

    20a549f1ef09d45e66cd1f3a22554e64e711cd5e83b4819116dd673b54ebed8c

  • SHA512

    02136b38aeb3a3e4d183481fe3c55a9ee6e0cf78a1d57ff6b2f7e2d112917f85d6f66b223997a1bf020c1b765a3d499198edd4ea1004813283f2b88c9f66d74d

  • SSDEEP

    98304:qHRJmSbXKRbBRcQl/j7AVKpL5iSRG8XLC6BN4yyt7A339mW4RsHd:q3Slj7AUZrV+63gjRy

Score
10/10
octobankercollectioncredential_accessdiscoveryevasionimpactinfostealerpersistencerattrojan

Malware Config

Extracted

Family

octo

C2

https://23b5c2d434e60be662e910a356bdaad0.com

https://bfd732e359977e908cef11e2cef7d008.info

https://d5abaaa83590ecf7b2432196e08081a8.biz
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
  • 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
  • Reads information about phone network operator. 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.wgenerated_labs2
    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
    • 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:4330
    • /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.wgenerated_labs2/app_iron/RwcWe.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.wgenerated_labs2/app_iron/oat/x86/RwcWe.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4357

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

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

4
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.wgenerated_labs2/.global.com.wgenerated_labs2
    Filesize

    48B

    MD5

    046a414913add6f5bb60072c7db819b6

    SHA1

    451ee4f6809260aec622d772fd329c7d0297a842

    SHA256

    b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a

    SHA512

    4e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c

    Download Submit

  • /data/data/com.wgenerated_labs2/app_iron/RwcWe.json
    Filesize

    1018B

    MD5

    0c3f5971bd801f81edbe9f1bb317464c

    SHA1

    637ee817d458d09d7798ad7e006d56bd93661eab

    SHA256

    260227d0f3125609f687acb587c15b096405325102cd20fdd99eae5a0222f4c4

    SHA512

    82db5c7c919001573aef65fb32f817fa65dd1782a828311afe16abfb04df628d7a7b352364222481430ed3794e36a8c81af65315d5ee3688e60e56dd97dcaf39

    Download Submit

  • /data/data/com.wgenerated_labs2/app_iron/RwcWe.json
    Filesize

    1018B

    MD5

    c6f9e6be8a9ea19957ce7a00caeb25db

    SHA1

    4dc409b604f00c92937612e7fd33a5a1cdacd99a

    SHA256

    9b58680c34a5a1e4be5089a243fcd621cbe90ca946e793876cbb047f9d9c0912

    SHA512

    ccf0d04e1d43355b12141635a3defd745d5fcb17a1e3abd2c8b1e2445940e765912c074e5a9e5dd3d398aa3d18700c0a3e874f92c3969524ca926f10cc9babbf

    Download Submit

  • /data/data/com.wgenerated_labs2/files/.k
    Filesize

    307KB

    MD5

    4e73947cabb5db3f92ca85004981b754

    SHA1

    6d9667fdb0280ed2dcb782b4683e422a51bdc601

    SHA256

    6db94232e756b90ed437f1bc87dc38cf20fb2e7c7a19a5e40c6c17254b7e234c

    SHA512

    be8b500a7070af1dfb53b0cf1a7b327dadc4e163a6dad905496ac228c58cd1ed87b054533917924455d35e9b300683ae33e1bcdd91935a5dbae1d693c3e13d69

    Download Submit

  • /data/user/0/com.wgenerated_labs2/app_iron/RwcWe.json
    Filesize

    1KB

    MD5

    03d2b83935f280bbcadad57b5ce995ae

    SHA1

    9a9ea4e02877c687e91ec5adcd89692ed7fb939f

    SHA256

    6631dbefa5081d97d20abfebc5aab4411a09dee40c4fcc7728579a169f43b0fa

    SHA512

    a4db00e6e8a82d8e9bb71f716cb21e2cc59ad04132b6939ce148220fe518cd153ef3fa3a9ab11f23244685378944c878d36e32b51c60197dda650c4d82fa7096

    Download Submit

  • /data/user/0/com.wgenerated_labs2/app_iron/RwcWe.json
    Filesize

    1KB

    MD5

    f5292792ab6971a97dd006992641a9e4

    SHA1

    325a9e59822b35665c6d4220f3a8a95defc85ce4

    SHA256

    c65c30347e74c99ca486509f04126ff52ea426397b1301b656f1411b24ad483b

    SHA512

    c385245f73ce31296d2fae083bc15714a5825697865d4ea48e0fcd67e8116c292e514c1b514c3733bf9a8e9dea43cec761715f6c88ad8e54fe589312fbcaca84

    Download Submit

  • Anonymous-DexFile@0xc9653000-0xc96d6790
    Filesize

    525KB

    MD5

    b4ba7d6db1871e8c66f9ac58a203798b

    SHA1

    66932ffb23b362fb381f9943e99db8acf550fc33

    SHA256

    00b8ab2a5a4e83e7e02165e433cca027273626983537fee7d4a85ee722dd86d3

    SHA512

    dafdcbb08b36827647922ca6a5bf46c2a170bcec9fbccf606d1af5b10e697b1201f7b95506fb8adc1a9328227bdab9634eb3e4d079e66c22ab478b110162eb9e

    Download Submit