Overview

overview

10

Static

static

6

d2d1b66696...8b.apk

android-9-x86

10

Analysis

  • max time kernel
    17s
  • max time network
    26s
  • 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
    01-12-2024 22:11

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General

  • Target

    d2d1b6669606577f145cdc1a2a016b21a1e3acbf94615c3da9810caee14a8f8b.apk

  • Size

    8.6MB

  • MD5

    9bc10f9e054eb6e7a51e94985c7f6228

  • SHA1

    9446dc1005a52754d15f47185383feff0b13a69e

  • SHA256

    d2d1b6669606577f145cdc1a2a016b21a1e3acbf94615c3da9810caee14a8f8b

  • SHA512

    68065073167a69c5d9fbd1eebc3bbad83f6805f039b35b2d4f19ad36015abbd5ba4806df65c612a53263a2c8c45612a08ca674f761be3566b2d0facfb35d3390

  • SSDEEP

    98304:lpN5iSRGLjRsdDHZ8KzGf0Ml2Y0VKY8VoI3X9uFBMwk:/NroRqHJGmUBN3X4LMwk

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
  • 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.servicemarket_sdk2
    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:4337
    • /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.servicemarket_sdk2/app_harbor/Cm.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.servicemarket_sdk2/app_harbor/oat/x86/Cm.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4364

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.servicemarket_sdk2/.global.com.servicemarket_sdk2
    Filesize

    48B

    MD5

    046a414913add6f5bb60072c7db819b6

    SHA1

    451ee4f6809260aec622d772fd329c7d0297a842

    SHA256

    b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a

    SHA512

    4e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c

    Download Submit

  • /data/data/com.servicemarket_sdk2/app_harbor/Cm.json
    Filesize

    1009B

    MD5

    498875eec53be159c69bf3f77f81abff

    SHA1

    e480d2835a0dcb69ebbbf299387b11e487d0c243

    SHA256

    187aa80ca197d7b754ace4690cabecee434618b6fe260aef0b28067c0c21832e

    SHA512

    c4b449316c9f24305cfd7883184b3d1ee73edca6646c8f6ff30a1144369f7cb2691f9d725795be1eea1dc0ac00e340eeb2c909d4d9489da6956f6bed1f3e508e

    Download Submit

  • /data/data/com.servicemarket_sdk2/app_harbor/Cm.json
    Filesize

    1009B

    MD5

    0a8423fe0a43871261d8bf98f547956a

    SHA1

    2eda2188246f869869236d49fb4d118cd524f070

    SHA256

    43efa3ec962ff4c90921f811038f32ea6e37993f88f2e17cd66e0713bc9f30a1

    SHA512

    404b115d67440f45cd4afa011e17b445e7bc608f607f455dee94eb656632d9bf8488aac94c5ae60bb7a6d708e220e0fbd566b1f446e1fec41da68a3c41efa27d

    Download Submit

  • /data/data/com.servicemarket_sdk2/files/.o
    Filesize

    307KB

    MD5

    4e73947cabb5db3f92ca85004981b754

    SHA1

    6d9667fdb0280ed2dcb782b4683e422a51bdc601

    SHA256

    6db94232e756b90ed437f1bc87dc38cf20fb2e7c7a19a5e40c6c17254b7e234c

    SHA512

    be8b500a7070af1dfb53b0cf1a7b327dadc4e163a6dad905496ac228c58cd1ed87b054533917924455d35e9b300683ae33e1bcdd91935a5dbae1d693c3e13d69

    Download Submit

  • /data/user/0/com.servicemarket_sdk2/app_harbor/Cm.json
    Filesize

    1KB

    MD5

    6f58e33a2fd66b8af529f57e99782a2c

    SHA1

    89715d7f293ec5a26d1c29f25aba03579a6fa9d0

    SHA256

    c9ec9b8fe4cb858b31c0fb4bfe319754eeb494eacb8da8ec4314f7c2e2fb64ee

    SHA512

    63b65208369b789d9aed2b7df03337dc93ab3d9976ff95a1575107e7523855766f0deac2928c1447a9237a5c21614a72886f54680fe14e9b9276e6116e5e2882

    Download Submit

  • /data/user/0/com.servicemarket_sdk2/app_harbor/Cm.json
    Filesize

    1KB

    MD5

    ec937073b1c74aa1841de8d2d4f5dd60

    SHA1

    8f8f0ae781b914c2dcb4101a3978ca363fb70380

    SHA256

    db5a0f4e1dc9d1b48cb9f5d3eccf01e0f030f1325a0b8009ff3347d60603f6a1

    SHA512

    2acb4c2b2783217bfbabd71bef5c373ee4eb8a3a6f4ba7e77e5ad9e2d649b078b81215512071cffa4b495c530ff761b53ade4a7b5743858a466e02c8b7f2a1c8

    Download Submit

  • Anonymous-DexFile@0xc6a78000-0xc6afb7e4
    Filesize

    525KB

    MD5

    d0f8e3c43fa50891ac14a64df5983374

    SHA1

    c18265b0efde1b8d84212a9c960f5cd9bfe7eced

    SHA256

    8b23b2243784988b09b68b471a8d45da39c263b958e08fa5ab3ed123f9ca2280

    SHA512

    b7016d5302b30ce14434b7c630d334af4f53d4ec7fc129f4ad35521ba83f2d1a081e22ea3c27094443f5c4b64ee7b90b2844c648088e87305e4c8ebb7e67c70e

    Download Submit