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Overview

overview

10

Static

static

6

58a6a6d288...dd.apk

android-9-x86

10

58a6a6d288...dd.apk

android-13-x64

10

Analysis

  • max time kernel
    148s
  • max time network
    151s
  • 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
    21/12/2024, 22:03

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General

  • Target

    58a6a6d288627134af0f16e0c9650db1111317539888a6a5b6b8f6007bd258dd.apk

  • Size

    2.3MB

  • MD5

    dfcdda21f7229f28b9f549de9a94b163

  • SHA1

    ce4e2901ec3d4831315f8608d8820cfd124e1976

  • SHA256

    58a6a6d288627134af0f16e0c9650db1111317539888a6a5b6b8f6007bd258dd

  • SHA512

    cf6ab59d791569aba94ca5d058789637faa1b4a1e94f183b65bbd6363ec38af7a30606c4927e07ae8cff2f1321fd36fc83b82ce875df6429bb0f9edb9d29b719

  • SSDEEP

    49152:/7wn4v7jJVw8NII7eTl6f8ARx2gS8PXaCCgeQeGvtcjBiUspU0DCd4oCn8k+F:/7w4jFRNIr0sClIlBns2aCeo/fF

Score
10/10
octobankercollectioncredential_accessdiscoveryevasionimpactinfostealerpersistenceratstealthtrojan

Malware Config

Extracted

Family

octo

C2

https://mksdasdoasdkma.tech/MTBiYTAyMTk0NzJj/

https://uiaydiausydiuasyd.store/MTBiYTAyMTk0NzJj/

https://askjdajksdhas.site/MTBiYTAyMTk0NzJj/

https://kmsadoasdkasodkma.lol/MTBiYTAyMTk0NzJj/

https://aksjdhaskjdasjkhdsa.online/MTBiYTAyMTk0NzJj/
rc4.plain

Extracted

Family

octo

C2

https://mksdasdoasdkma.tech/MTBiYTAyMTk0NzJj/

https://uiaydiausydiuasyd.store/MTBiYTAyMTk0NzJj/

https://askjdajksdhas.site/MTBiYTAyMTk0NzJj/

https://kmsadoasdkasodkma.lol/MTBiYTAyMTk0NzJj/

https://aksjdhaskjdasjkhdsa.online/MTBiYTAyMTk0NzJj/
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 4 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 2 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
  • 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.southknew5
    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
    • 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).
    • 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:4217
    • /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.southknew5/app_DynamicOptDex/QtrmfhY.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.southknew5/app_DynamicOptDex/oat/x86/QtrmfhY.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4242

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

Impair Defenses

1
T1629

Prevent Application Removal

1
T1629.001

Input Injection

1
T1516

Virtualization/Sandbox Evasion

2
T1633

System Checks

2
T1633.001

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 Information Discovery

2
T1426

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.southknew5/app_DynamicOptDex/QtrmfhY.json
    Filesize

    2KB

    MD5

    4b2424bac04c40ccfd8622052eae51fb

    SHA1

    fc10f8aedc3db92803a6dcb29d110751228619da

    SHA256

    4f21272ba41895438ae2e4aa9f6e128df500a3d3161e55d0f2183fa9f9a7eb9a

    SHA512

    835150a7269faf9f7f3cc88d43cb5a7ab7b41d097eefe291ce41abef3136c28901f891382b70479fa4ced240537c9e383dee785f62c9a96d7875e8a990a509f6

    Download Submit

  • /data/data/com.southknew5/app_DynamicOptDex/QtrmfhY.json
    Filesize

    2KB

    MD5

    aef123d5ae42b55d40ee57c5fe0edd45

    SHA1

    f5c50668a07648517cfde9ddbc6c874df24c19f8

    SHA256

    23b6b82c897100499193086e100c52194920980d683ff71fd7f00bb312744ec9

    SHA512

    8941794314570a019c683f3b257d8d9b79def21a270ecb1ecd0e696ee1027402f064afe259ba4eec02b45c293e2992ea460eabddceea54b1c55dcaab9d46ceb5

    Download Submit

  • /data/data/com.southknew5/cache/oat/uklnrtsp.cur.prof
    Filesize

    488B

    MD5

    e2e855a432c2bdc3b9aff35ce03f59ca

    SHA1

    889288e6dc80b38562a8cf8c3547e405e40becc0

    SHA256

    ed3d18b1292ff1129757025dc2c145b44dd6e146a56029c3f7829c487af51c24

    SHA512

    50947995c5b8fa7898dcee4b492b8485f9e0b406d13cdb850ec61264bc10b61501f5892c1d6ca16f0508c1e5fd7c839337fabffd100b371addde5599ba655005

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  • /data/data/com.southknew5/cache/uklnrtsp
    Filesize

    450KB

    MD5

    31c68ce5b4870d3a95980a3942111e9d

    SHA1

    baadc463ce9c334e137866290bcdf8c1a8780cf1

    SHA256

    e24b7dc222eec3ffcbd4552652f360f2e6a40a752940a9661cf73d2ac285c680

    SHA512

    d052716376b7981529a4c269a2e2a6999dcc74073f369d84fae320b706dd915dadf26e47d44c02c3c334b223a768738bb69544aa807657d19200082232dee92f

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  • /data/data/com.southknew5/kl.txt
    Filesize

    28B

    MD5

    6311c3fd15588bb5c126e6c28ff5fffe

    SHA1

    ce81d136fce31779f4dd62e20bdaf99c91e2fc57

    SHA256

    8b82f6032e29a2b5c96031a3630fb6173d12ff0295bc20bb21b877d08f0812d8

    SHA512

    2975fe2e94b6a8adc9cfc1a865ad113772b54572883a537b02a16dd2d029c0f7d9cca3b154fd849bdfe978e18b396bcf9fa6e67e7c61f92bdc089a29a9c355c6

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  • /data/data/com.southknew5/kl.txt
    Filesize

    237B

    MD5

    4f4db634c397b7b9a409f1b8a94e7d28

    SHA1

    b8d2764fa371de542f1273e1a9eac74f57c685fd

    SHA256

    9d65046411d0f769d1d0ba1e23b8c4d6dda4b193f059d121105516c2581007c1

    SHA512

    8b2dd5f24e9e7f42a9853fffae8fd8a9539dabdce0fbcc00a1de5f7649f07c9efac3adf141e15062e8cbdf7f90a0190c1aabc4ec1c3f2ad45554edad74226599

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  • /data/data/com.southknew5/kl.txt
    Filesize

    54B

    MD5

    8d612f9d7192818e3181565249fbc6eb

    SHA1

    e80f4135da96797d3cf2bbf3840310c373b88fef

    SHA256

    2658b7580f5b8d185aee73b8f50af4d3e81a420a76da79657fca6d2f5e846c3c

    SHA512

    045a5fc5d29d01acf747fa6215e69366c3212802c5f8e4a4f1085f0d2e3efe717f1f090e195ed8829656c19cfef4e7d53ef1dbf85dc0c00c709b7bdc5cc66619

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  • /data/data/com.southknew5/kl.txt
    Filesize

    63B

    MD5

    b6bf282beb14c692cb6750f8af7500d0

    SHA1

    0eda1314aad43cbab934afe79aed00edeadff77f

    SHA256

    37165cfb44891ed5193babc77ccd8ec11e5e4dc9ecc1a1f7689c01af0a0fe86c

    SHA512

    7c8bec4a9f41560cf3049edb5c4849d7ac6486c6de1c68838dedd51636e24eed45d1fa580e2fd49574b4071653ca7a37c70b07c13246853b059e06a6afb405d7

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  • /data/data/com.southknew5/kl.txt
    Filesize

    437B

    MD5

    45f5e2d8d57dad94eb57312ade0693ed

    SHA1

    a12094b65eb757d8872500a17792cfbed7d9de43

    SHA256

    9d81df40b15f44269d96b3cae54d40f4ec7a9f42c579dbc43f0e69ccec9bce14

    SHA512

    eacf26e644c9ddbbe019aa4cf1ab4aec5bda7dc4e1603bd9f8edb597c55429339fac605cc11ea4897465548777d1f3891a0c467e736fbaac0ef8ff8054c5f91b

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  • /data/user/0/com.southknew5/app_DynamicOptDex/QtrmfhY.json
    Filesize

    6KB

    MD5

    f01cfc8622f847236e65e46d808d1aed

    SHA1

    1411a2f4f4fe475ef62caa705656d4d62251d7b9

    SHA256

    6bb0fb82b11cfd4fe7629f605824b9c6dd0a2d6d2b9557473c81a4b2ef9c73e3

    SHA512

    df1357e8d747aa691ff8f4a4eda7e4ddc6aa1309954847db5a079daec08807f0069de796d51e76eafa9d1e191b3366866e8deaae82b8b2e9cba19f6dfc24c943

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  • /data/user/0/com.southknew5/app_DynamicOptDex/QtrmfhY.json
    Filesize

    6KB

    MD5

    cc0fdde3cfc83e0c67973a7f01be7d2e

    SHA1

    d25eccb52cca67287ad2927a78cb46577f26299c

    SHA256

    10e3591f29cad54e9967ccdd6c9ae3c4bb466eb16cb743f8fc7936a6395a7a1a

    SHA512

    0dfa12306c783847a39dad5f44745fe73aaec5c071022eec3a5fa4a5a9e71ec8a5ff1d3924eb690f441ae3ee7af9196fa1265cfd479804472c682041db734865

    Download Submit