Analysis

  • max time kernel
    142s
  • max time network
    149s
  • platform
    android_x64
  • resource
    android-x64-arm64-20240624-en
  • resource tags

    androidarch:armarch:arm64arch:x64arch:x86image:android-x64-arm64-20240624-enlocale:en-usos:android-11-x64system
  • submitted
    29/10/2024, 22:00

General

  • Target

    2bf897f6b9254397f12f50dfd157a5067de9677e4feed7d66d5100945d10b112.apk

  • Size

    561KB

  • MD5

    a81dec3e5d0fdeff1db73caa3d9b8681

  • SHA1

    f2e7397800934423d4458f4df2c64a87d996cec6

  • SHA256

    2bf897f6b9254397f12f50dfd157a5067de9677e4feed7d66d5100945d10b112

  • SHA512

    300c82ac46c181f06adb519ced350183dc7f22324d544071d246f5ea075be88bbc0edca01406ed3b23508982360c6cf5d0a79606eee1ad02e4ae71ab67720113

  • SSDEEP

    12288:NXPi4UHh3PWsGxVp51pk7wNw8/1dhYb3ec6ilwCPnT:NXK4UHh3OsGX127wNxhKf3lJPnT

Malware Config

Extracted

Family

octo

C2

https://patsgeldisadgg353.com/NmZiM2VlNWI2ODNh/

https://grayforsle02041.com/NmZiM2VlNWI2ODNh/

https://linckolngeliyors102050.com/NmZiM2VlNWI2ODNh/

https://lsoncolen3434.com/NmZiM2VlNWI2ODNh/

https://patsosew34324.com/NmZiM2VlNWI2ODNh/

rc4.plain

Extracted

Family

octo

C2

https://patsgeldisadgg353.com/NmZiM2VlNWI2ODNh/

https://grayforsle02041.com/NmZiM2VlNWI2ODNh/

https://linckolngeliyors102050.com/NmZiM2VlNWI2ODNh/

https://lsoncolen3434.com/NmZiM2VlNWI2ODNh/

https://patsosew34324.com/NmZiM2VlNWI2ODNh/

Attributes
  • target_apps

    at.spardat.bcrmobile

    at.spardat.netbanking

    com.bankaustria.android.olb

    com.bmo.mobile

    com.cibc.android.mobi

    com.rbc.mobile.android

    com.scotiabank.mobile

    com.td

    cz.airbank.android

    eu.inmite.prj.kb.mobilbank

    com.bankinter.launcher

    com.kutxabank.android

    com.rsi

    com.tecnocom.cajalaboral

    es.bancopopular.nbmpopular

    es.evobanco.bancamovil

    es.lacaixa.mobile.android.newwapicon

    com.dbs.hk.dbsmbanking

    com.FubonMobileClient

    com.hangseng.rbmobile

    com.MobileTreeApp

    com.mtel.androidbea

    com.scb.breezebanking.hk

    hk.com.hsbc.hsbchkmobilebanking

    com.aff.otpdirekt

    com.ideomobile.hapoalim

    com.infrasofttech.indianBank

    com.mobikwik_new

    com.oxigen.oxigenwallet

    jp.co.aeonbank.android.passbook

AES_key

Signatures

  • Octo

    Octo is a banking malware with remote access capabilities first seen in April 2022.

  • Octo family
  • Octo payload 1 IoCs
  • Loads dropped Dex/Jar 1 TTPs 2 IoCs

    Runs executable file dropped to the device during analysis.

  • Makes use of the framework's Accessibility service 4 TTPs 2 IoCs

    Retrieves information displayed on the phone screen using AccessibilityService.

  • Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps) 1 TTPs
  • Queries the phone number (MSISDN for GSM devices) 1 TTPs
  • 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.

  • Performs UI accessibility actions on behalf of the user 1 TTPs 2 IoCs

    Application may abuse the accessibility service to prevent their removal.

  • Queries the mobile country code (MCC) 1 TTPs 1 IoCs
  • Reads information about phone network operator. 1 TTPs
  • Requests accessing notifications (often used to intercept notifications before users become aware). 1 TTPs 1 IoCs
  • Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs
  • Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs

Processes

  • com.sitdark2
    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
    • 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).
    • Uses Crypto APIs (Might try to encrypt user data)
    PID:4533

Network

MITRE ATT&CK Mobile v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/data/com.sitdark2/.qcom.sitdark2

    Filesize

    48B

    MD5

    046a414913add6f5bb60072c7db819b6

    SHA1

    451ee4f6809260aec622d772fd329c7d0297a842

    SHA256

    b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a

    SHA512

    4e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c

  • /data/data/com.sitdark2/cache/oat/yhfojbriwwatrcc.cur.prof

    Filesize

    315B

    MD5

    ca0a9e333f53edfb2439e8068f4ec0e0

    SHA1

    b664cc659f9b51e8458e4a72d8da29ce721d61b4

    SHA256

    7788fd325d5baae3f54600c237d5fcbbd38bf9aa2444df623ebedb5a34b00aca

    SHA512

    5f9f3944b84c4818b347806e1f6d3f92ae3931ebcbdcee48d8b88ea52c72369cd52bf82e0a1eb4a0eb219c7cb91f4390d9ad62904a94aefc5ce20e05a9264e1a

  • /data/data/com.sitdark2/cache/yhfojbriwwatrcc

    Filesize

    449KB

    MD5

    f93b2d9540656c27a7f8a490d640051a

    SHA1

    e3b86f8756ee2861953b476d3a5e7b36f4b12712

    SHA256

    9fcf49b5200530a5396a020985d03aa495c8452052248541fdc7aacfae0a4e46

    SHA512

    b4dde02cb13f902f50eba2e5abf92a6426d327fdc67371169014379251444bed0096e843f269b36832dc9273af6a1534c3ead153bb61e2b42a994ff5c8639426

  • /data/data/com.sitdark2/kl.txt

    Filesize

    76B

    MD5

    3920f8bc33d0ecb2c1083c5c28fa9d6d

    SHA1

    70d702c84cdfc8b18b4445548dc4c005bdc38fe4

    SHA256

    7871ab1680fa3fa03926956f76ae5d6a10b648741d97eb904c530ba2f95e9c32

    SHA512

    df0211a350568b5679c5657e2e2806588ea70489f10225959e0b543ef1ac976b68e353b9dc395ef94243db033e2a6950fb7f5c3f63287c340fa691e58a0f3909

  • /data/data/com.sitdark2/kl.txt

    Filesize

    63B

    MD5

    990398b3a429a4c63348cbd9ab9c0756

    SHA1

    135452f848c5dc38a9200d3c5dc09c0dc2fe7464

    SHA256

    4d7ebde22b53c8aaf36576281caa5b5856994303feac12ecb435c6ea7a32167c

    SHA512

    97378fdb8e9f26189a5c43c7137abdd638de3e1b7876ec0b6afcc23d68db9b56b9fe0d940a7bed6c06924e8f8f7214d03661fbd3ef1debf97cc6739fe2efa4bb

  • /data/data/com.sitdark2/kl.txt

    Filesize

    58B

    MD5

    034b287ccd322c2b91ba5a88e9b25899

    SHA1

    1f2642ef30cd918c2b557febaf8a6f2fb3ba2129

    SHA256

    bfc4002d849cefb6a0b9e7a8e70fe06ea335d0497c7c8727b61501048f4aff2b

    SHA512

    989fee2c42d42bc273d6f967711a9838add34cf3ab68da5073e9fbf4b16f4865ae1e04ce1ce8c871034f37612d234941b44e0e17276bf8e880095bda7e470a9d

  • /data/data/com.sitdark2/kl.txt

    Filesize

    68B

    MD5

    10efac1628a4b24e47a458fcd61af935

    SHA1

    6af93dabd103655676b40b5d80cc8ce151c209d9

    SHA256

    92fe0edea5c24360f6861017a0235cf4f95c7fba4b73a3c7f873b5c4489f799b

    SHA512

    d7102a0dc180a94a517e6a611b32089d3cdd5bff722bc6823070087fad890d5f610cb6e552b6c1ff34ec9086fd4d2757aafb2330a4ba14faccaf88a2915ff615