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Overview

overview

10

Static

static

6

edb8acd104...8d.apk

android-9-x86

10

edb8acd104...8d.apk

android-10-x64

10

edb8acd104...8d.apk

android-11-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    136s
  • 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
    04/01/2025, 22:00

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General

  • Target

    edb8acd104ad2427a79922d07f9419580fd9aeb746f940422851b431ff61b48d.apk

  • Size

    3.3MB

  • MD5

    2a884cd0c07e28a58aef5abe799f34d9

  • SHA1

    966488faebce0d98b9be6d8705577a894fdcacc8

  • SHA256

    edb8acd104ad2427a79922d07f9419580fd9aeb746f940422851b431ff61b48d

  • SHA512

    f0ad86beb094c1ad938efeba180cc145bc8f30d82169579850fa461985d9e49606d6dc4148600224796f63eecc9dc4bca1084168fd73dd9776ee490538e23df4

  • SSDEEP

    98304:H2UARrIK9eUk8spO1w93yRunnkC9tyzgZLaQYEy:ARrzdrspO1cMukCeUxfYEy

Score
10/10
ermachookbankercollectioncredential_accessdiscoveryevasionexecutionimpactinfostealerpersistencerattrojan

Malware Config

Extracted

Family

ermac

AES_key

Extracted

Family

hook

AES_key

Signatures

  • Ermac

    An Android banking trojan first seen in July 2021.

    bankertrojaninfostealerermac
  • Ermac family
    ermac
  • Ermac2 payload 1 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 1 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
  • Obtains sensitive information copied to the device clipboard 2 TTPs 1 IoCs

    Application may abuse the framework's APIs to obtain sensitive information copied to the device clipboard.

    collectioncredential_accessimpact
  • 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
  • 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
  • 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
  • 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.jekefanesuli.vako
    1⤵
    • Loads dropped Dex/Jar
    • Makes use of the framework's Accessibility service
    • Obtains sensitive information copied to the device clipboard
    • Queries information about running processes on the device
    • Acquires the wake lock
    • Makes use of the framework's foreground persistence service
    • Queries information about the current Wi-Fi connection
    • Queries the mobile country code (MCC)
    • Requests disabling of battery optimizations (often used to enable hiding in the background).
    • Schedules tasks to execute at a specified time
    • Uses Crypto APIs (Might try to encrypt user data)
    • Checks CPU information
    • Checks memory information
    PID:4487

Network

MITRE ATT&CK Mobile v15

Initial Access

Execution

Scheduled Task/Job

1
T1603

Persistence

Foreground Persistence

1
T1541

Scheduled Task/Job

1
T1603

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

Clipboard Data

1
T1414

Input Capture

2
T1417

GUI Input Capture

1
T1417.002

Keylogging

1
T1417.001

Discovery

Process Discovery

1
T1424

System Information Discovery

2
T1426

System Network Configuration Discovery

3
T1422

System Network Connections Discovery

1
T1421

Lateral Movement

Collection

Clipboard Data

1
T1414

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

Data Manipulation

1
T1641

Transmitted Data Manipulation

1
T1641.001

Input Injection

1
T1516

Replay Monitor

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Downloads

  • /data/user/0/com.jekefanesuli.vako/app_engine/DDF.json
    Filesize

    665KB

    MD5

    22e240b36c2b8848165d8caf97262510

    SHA1

    daaed9d2f94539cc5e9770484b95df68fdd6195e

    SHA256

    ef216fd44a958ee9803ea76261f50ff299a1bdaac0d07d8834a0cc635d733e41

    SHA512

    d8839872c2a953cf157a363df9aea827415a20aa630d2adb8dd096b70b04c114c4278c7002336d6948c20c6a5dad6eada14788df18f5fa614d4bc4b104febe3f

    Download Submit

  • /data/user/0/com.jekefanesuli.vako/app_engine/DDF.json
    Filesize

    665KB

    MD5

    1ddbd56355948c117b65d8347eab5af9

    SHA1

    3e4ad916b8dbac8c5af0f75d919d8866be80f64e

    SHA256

    96ccc3911f6d7ee4f8efa2f84506f7b5e812cd1fa0cd0ee2b980d5bba7f9902b

    SHA512

    a433a178bd7e0077d8f37af0bd497026a84de7ab78e7f929c7a13a8e722311d33e78f3ebbdf31cfa9945a64d8dad35378d5a2e6b682c932ea102802ae929bd89

    Download Submit

  • /data/user/0/com.jekefanesuli.vako/app_engine/DDF.json
    Filesize

    1.5MB

    MD5

    acf5c16e023eb0ab3ced9aeb67a8cd4d

    SHA1

    f3283a9282c22e8b6a9286a6412847dcea76eaaa

    SHA256

    b75ea8c86465ddfce7606532f3bb0f682ac8c620ec0372b792af3e4a5df413ff

    SHA512

    83ab6802bdc378ab665cac7ec61bcd5eb4e84e24a2bcb4d3829c39ecd9784e277e31f52b928177c3e2de59e9e7ad5a37602864f53e464a7186bdf2927baa628e

    Download Submit

  • /data/user/0/com.jekefanesuli.vako/app_engine/oat/DDF.json.cur.prof
    Filesize

    3KB

    MD5

    baca8ddcc50900595b36ffe4772f68d0

    SHA1

    4225f24596625968f50d081d0db8dfbeaccec3ed

    SHA256

    367024d009dac483e6433fd58747af2894a40de28aea9138ebbb1a32207929e8

    SHA512

    10c495add12cea58dc42150d3598c2960049b275592ffde1ff7708995edf08cfaf3ae7918d4981010cf6ccee164451eba56ea6a1197a425b89f319ab845f8c9c

    Download Submit

  • /data/user/0/com.jekefanesuli.vako/no_backup/androidx.work.workdb
    Filesize

    4KB

    MD5

    7e858c4054eb00fcddc653a04e5cd1c6

    SHA1

    2e056bf31a8d78df136f02a62afeeca77f4faccf

    SHA256

    9010186c5c083155a45673017d1e31c2a178e63cc15a57bbffde4d1956a23dad

    SHA512

    d0c7a120940c8e637d5566ef179d01eff88a2c2650afda69ad2a46aad76533eaace192028bba3d60407b4e34a950e7560f95d9f9b8eebe361ef62897d88b30cb

    Download Submit

  • /data/user/0/com.jekefanesuli.vako/no_backup/androidx.work.workdb-journal
    Filesize

    512B

    MD5

    83f701ea3236b596d75bb5fb3617fd6c

    SHA1

    25197c237340115361ae8ccf1315bdce7209d6bc

    SHA256

    a5417e9c6c2303429bdef93c4fe4dcbc89edeb82989246703789e44d79e0e4bd

    SHA512

    2699386b2b794c6d6466d1b94ab357f85b74212fad8b5bc0dbb419e1759aa5f98d33278d02857e537d877f9f42f5bbcb302646f3d0e0bfe4c2751553a0549ff0

    Download Submit

  • /data/user/0/com.jekefanesuli.vako/no_backup/androidx.work.workdb-shm
    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

    Download Submit

  • /data/user/0/com.jekefanesuli.vako/no_backup/androidx.work.workdb-wal
    Filesize

    16KB

    MD5

    e163e656eee2afd9bdf9cf26eae88a7b

    SHA1

    ba8baa7397c043cfa194ee2e7dcf455769a49ab8

    SHA256

    88ea16f72559e2ca068dec6b852f50a54a6010f8d60bb85a61dcdf03d4b2570c

    SHA512

    e021c4c9c010d5abd7162497d78fc4bc07fb1d0718ac07b7b4101456b75cf60796c31c1e1d96b43eb15f6d366e9a70213ba5ae5a7bff4a2ab9db28019dfbb220

    Download Submit

  • /data/user/0/com.jekefanesuli.vako/no_backup/androidx.work.workdb-wal
    Filesize

    108KB

    MD5

    579191613cdbf289e76f0c8093f50861

    SHA1

    516b70b32a999aa0240376b076eb6a95d1750189

    SHA256

    c72bd7cd0dad61742c521c331b6f3c12697fae45a3745cc77e4c04d526c24d26

    SHA512

    85418ce371898bac52c6dff6251fae65f6a7f414d1b73f7c27c58e3eb70f11e73e2eada88baee0d09a48009aab7459baf8822d11a1a9fee9b03e83cd4f53c369

    Download Submit

  • /data/user/0/com.jekefanesuli.vako/no_backup/androidx.work.workdb-wal
    Filesize

    173KB

    MD5

    2fa74de1a1838e7a132d28d304cd897e

    SHA1

    73fc9f590f242750c8eb03289890ca41c88070f5

    SHA256

    9483a09234b961c4f2f41d271256380c735831d8a42fb96b019a4955960686d8

    SHA512

    867c1d04806bee4ac02a12a81d2c7b0eae736c3211cdf4247e412ec6a15d3167d13e34e2affbb209789f7ed29b9220e8945517cfd4ee78ec5fd7e0b184050815

    Download Submit