Overview

overview

10

Static

static

6

340e71ba5d...e6.apk

android-9-x86

10

340e71ba5d...e6.apk

android-10-x64

10

340e71ba5d...e6.apk

android-11-x64

10

Analysis

  • max time kernel
    148s
  • max time network
    158s
  • 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
    13-11-2024 22:03

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General

  • Target

    340e71ba5dac819019db71c97dbb769716ecbdf4943557eaca57ffc9b4272ee6.apk

  • Size

    4.4MB

  • MD5

    e5bb145e354c762853512ae207f0adf7

  • SHA1

    90420d49ffb21e5f3bfe6ea8f4666d163565434c

  • SHA256

    340e71ba5dac819019db71c97dbb769716ecbdf4943557eaca57ffc9b4272ee6

  • SHA512

    e16ac960abcef1c4aec066575e7cf98520406186a843df901a749bb88c95beb094830df185c23eeb15d18bfa9e9d6780ec16aa4c93f3c353f0270501c86c3de3

  • SSDEEP

    98304:MY4JCFjk4f5cneEY1EpnPGioPFKQvtSb2yubA4iMEETaEWAZNl1up+jFv8N:sJCFD+++F8FKjIH1U+jFv8N

Score
10/10
ermachookbankercollectioncredential_accessdiscoveryevasionexecutionimpactinfostealerpersistencerattrojan

Malware Config

Extracted

Family

ermac

C2

http://154.216.17.184

AES_key

Extracted

Family

hook

C2

http://154.216.17.184

AES_key

Signatures

  • Ermac

    An Android banking trojan first seen in July 2021.

    bankertrojaninfostealerermac
  • Ermac family
    ermac
  • Ermac2 payload 2 IoCs
  • Hook

    Hook is an Android malware that is based on Ermac with RAT capabilities.

    rattrojaninfostealerhook
  • Hook family
    hook
  • Loads dropped Dex/Jar 1 TTPs 2 IoCs

    Runs executable file dropped to the device during analysis.

    evasion
  • Makes use of the framework's Accessibility service 4 TTPs 3 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 information about running processes on the device 1 TTPs 1 IoCs

    Application may abuse the framework's APIs to collect information about running processes on the device.

    discovery
  • 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 5 IoCs

    Application may abuse the accessibility service to prevent their removal.

    evasion
  • Queries information about the current Wi-Fi connection 1 TTPs 1 IoCs

    Application may abuse the framework's APIs to collect information about the current Wi-Fi connection.

    discovery
  • Queries the mobile country code (MCC) 1 TTPs 1 IoCs
    discovery
  • Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs
    persistence
  • Schedules tasks to execute at a specified time 1 TTPs 1 IoCs

    Application may abuse the framework's APIs to perform task scheduling for initial or recurring execution of malicious code.

    executionpersistence
  • 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.dehodigipuhixoyi.mafuko
    1⤵
    • Loads dropped Dex/Jar
    • Makes use of the framework's Accessibility service
    • Queries information about running processes on the device
    • Acquires the wake lock
    • Makes use of the framework's foreground persistence service
    • Performs UI accessibility actions on behalf of the user
    • Queries information about the current Wi-Fi connection
    • Queries the mobile country code (MCC)
    • Registers a broadcast receiver at runtime (usually for listening for system events)
    • Schedules tasks to execute at a specified time
    • Uses Crypto APIs (Might try to encrypt user data)
    • Checks CPU information
    • Checks memory information
    PID:4296
    • /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.dehodigipuhixoyi.mafuko/app_night/inc.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.dehodigipuhixoyi.mafuko/app_night/oat/x86/inc.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4322

Network

MITRE ATT&CK Mobile v15

Initial Access

Execution

Scheduled Task/Job

1
T1603

Persistence

Event Triggered Execution

1
T1624

Broadcast Receivers

1
T1624.001

Foreground Persistence

1
T1541

Scheduled Task/Job

1
T1603

Privilege Escalation

Defense Evasion

Download New Code at Runtime

1
T1407

Foreground Persistence

1
T1541

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

Input Capture

2
T1417

GUI Input Capture

1
T1417.002

Keylogging

1
T1417.001

Discovery

Process Discovery

1
T1424

Software Discovery

1
T1418

Security Software Discovery

1
T1418.001

System Information Discovery

2
T1426

System Network Configuration Discovery

2
T1422

System Network Connections Discovery

1
T1421

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.dehodigipuhixoyi.mafuko/app_night/inc.json
    Filesize

    736KB

    MD5

    f663ee4109d2144d9678248622dcf9d1

    SHA1

    91b56d98c5d4eafdc5b6da3200e76585eb495aa5

    SHA256

    30ce1e93492d954d4eb77850d7436855100775dd83aad9f662e3080849bf09bc

    SHA512

    ca168efa2471e7088d65ad7aaff7de0e7a923febc9f13b3b23f9bf56028213b9d4e164948edd38193c2bdca333d2ce9ee116602593672f69fb75a70d3314f6e7

    Download Submit

  • /data/data/com.dehodigipuhixoyi.mafuko/app_night/inc.json
    Filesize

    736KB

    MD5

    9a68cb07b9dc0c1e50cfc93dad7750ae

    SHA1

    a0acb747058c8295c12eb225ff6d494964085a44

    SHA256

    b2a48069743e102c21f4ac8f5371c4e2da950854844b802f655a6c66749af9d8

    SHA512

    d93848b3989d9327b5d737b6560f2093e3b0e61d9a5ad0a0f3687fe4b2cf6838585600179734a881d5b663366aff1e5c29fca206aaf20d5bbbe45a2604465cd4

    Download Submit

  • /data/data/com.dehodigipuhixoyi.mafuko/app_night/oat/inc.json.cur.prof
    Filesize

    2KB

    MD5

    026303acf649b777dd69ed64b53687a4

    SHA1

    94e756cd875ba244493b6a8a2de44a733dc80e40

    SHA256

    1d9e9a943b569ad4b428112cf2070036f58c1390f3a1f8e6bec943ffc66aef3f

    SHA512

    9730c5c48ef023e49571a2457b355e4331c9f6c3a706fe831d8b9624ba7664362dabdb147a181ffab83439d9d510da5d5055fcc2aeff4774f2c788a406e15c37

    Download Submit

  • /data/data/com.dehodigipuhixoyi.mafuko/no_backup/androidx.work.workdb
    Filesize

    4KB

    MD5

    f2b4b0190b9f384ca885f0c8c9b14700

    SHA1

    934ff2646757b5b6e7f20f6a0aa76c7f995d9361

    SHA256

    0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

    SHA512

    ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

    Download Submit

  • /data/data/com.dehodigipuhixoyi.mafuko/no_backup/androidx.work.workdb-journal
    Filesize

    512B

    MD5

    de538dc6cb31bbff289bc1d7f2e7c438

    SHA1

    a88c20915ac174fb868cc26a5f91794a82438d00

    SHA256

    8dc99115b2c30106dbb7c55fa75db0b11ec0f93fc26058dd6f223401cfbf715e

    SHA512

    f4aa37e687d4459d016419f07249ed0ed718b2242ad7c7abc96d11e64a03260f55d2e8e31af1f5aa3af5d987fa2c67078faebf45d6d2c692f3cf096d2617bc14

    Download Submit

  • /data/data/com.dehodigipuhixoyi.mafuko/no_backup/androidx.work.workdb-shm
    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

    Download Submit

  • /data/data/com.dehodigipuhixoyi.mafuko/no_backup/androidx.work.workdb-wal
    Filesize

    108KB

    MD5

    f230edc08624fa2b25af9a157d596f7f

    SHA1

    2f91ce4bc35526362fa074cac11a002400801582

    SHA256

    ae6ede5a07caa96da17982c83151333ce4d2955371edd8b0106636e94753b781

    SHA512

    2df9cf34e5d990395a9a1b6091bd15e8eda51aaa406a5686110249183f0faaa799e8abb533a09fa6d599a95e0de88fedfe5aa5eb2b634e5a5f1eabc4e87b9d0a

    Download Submit

  • /data/data/com.dehodigipuhixoyi.mafuko/no_backup/androidx.work.workdb-wal
    Filesize

    173KB

    MD5

    29af31b368f20c47d97d9c58302d4966

    SHA1

    7b1fcd4c1bfd419f4a2725028b73fe31dfd112f3

    SHA256

    531394bf5f155e3e58d0aae77a3bcba94ff901e8c1a10a399117b721294870c6

    SHA512

    f9f6a54844e9cdbb5cc870583ed50019475a536b8d1f90e4777c9bbb6487687cab82d54578f97f40577f8158f7dc90c426e27790148c73bcd07c98013ca6b22f

    Download Submit

  • /data/data/com.dehodigipuhixoyi.mafuko/no_backup/androidx.work.workdb-wal
    Filesize

    16KB

    MD5

    a4c2c2eb8bff40b8547a7dd1240a7ce5

    SHA1

    abe782106f61cdb82163d8fa13aeab6d81329954

    SHA256

    10bf16ba2466ff7dc1b99dbea3182252d6fa052a42ed22608dc143a3aacf456c

    SHA512

    d49b02888d695c03fd0ad55506981623d03f4c94f9b18d6c183071905d889707146ed94ab7c856ea45e926d3bafd83a377711d9e533a53824b096378633573a4

    Download Submit

  • /data/user/0/com.dehodigipuhixoyi.mafuko/app_night/inc.json
    Filesize

    1.7MB

    MD5

    ddf7c83595b14e8e72d43c7400992c25

    SHA1

    cc20fc07215206c375806eae2929b52f8101c8c5

    SHA256

    e3755fbdceb7401b4fe0d81f5484ba0e05d3b9ca6f0e5ca510d4eb8b11b2e107

    SHA512

    1960a705bc5664b11ce693d247b76c703bff9f6d57236b8228f98fe5fecb7d0f0520f7950171fca067db34100d112bf4b646f276fa469791b7d0106bada4c9fc

    Download Submit

  • /data/user/0/com.dehodigipuhixoyi.mafuko/app_night/inc.json
    Filesize

    1.7MB

    MD5

    1d33f152976a39caa123d6399591af9f

    SHA1

    9d50b41860d66a5750d88ca2cab5d8bc1e20037f

    SHA256

    e84dc462be898347a130e7b3afe4e9eaa8a5f8b3a393aeb9d96e239aa3c1ac1e

    SHA512

    d79e49c0a219e4385aec259cbe21577f41e846215515a91d05835c821f9f91c7d5b23f9ce1f8ae57565afe7a19043b332eda48ec929a309e80882dc556bb373d

    Download Submit