Overview

overview

10

Static

static

6

fbf2cfec41...7b.apk

android-9-x86

10

fbf2cfec41...7b.apk

android-10-x64

10

fbf2cfec41...7b.apk

android-11-x64

10

Analysis

  • max time kernel
    46s
  • max time network
    157s
  • platform
    android_x64
  • resource
    android-x64-20240624-en
  • resource tags

    androidarch:x64arch:x86image:android-x64-20240624-enlocale:en-usos:android-10-x64system
  • submitted
    14-12-2024 22:04

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General

  • Target

    fbf2cfec4149c76d57e217368a065625516b208f27f9716a148d659befc4897b.apk

  • Size

    3.1MB

  • MD5

    0c39a00d3187985946588e1e5ff58fc5

  • SHA1

    7338e46ae9a4c891b4ebabb99da84b354330da77

  • SHA256

    fbf2cfec4149c76d57e217368a065625516b208f27f9716a148d659befc4897b

  • SHA512

    c615a78c8578a2e38fe2c3b589d7c57ae9f1d2b7f37b92592a239dc1b7ad02863a50adc66715e33e6e0010e546a643d2f8c35b3ca643eaa2f55cedbd549bb306

  • SSDEEP

    98304:Z4YSZHNv3PZiNNox+o8z5TcC2tEDFX5q69UBYF1K:KYsFfZiNNoUoATc+DFXs6QYF0

Score
10/10
ermachookbankercollectioncredential_accessdiscoveryevasionexecutionimpactinfostealerpersistencerattrojan

Malware Config

Extracted

Family

ermac

C2

http://adsfgbkapmgnsdvbr.pro; http://adsfgbkapmgbrsgsh.pro; http://adsfgbkapmgdbshb.pro; http://adsfgbkapmgsdfbbnn.pro; http://adsfgbkapmgdsagbbs.pro

http://adsfgbkapmgnsdvbr.pro
AES_key

Extracted

Family

hook

C2

http://adsfgbkapmgnsdvbr.pro; http://adsfgbkapmgbrsgsh.pro; http://adsfgbkapmgdbshb.pro; http://adsfgbkapmgsdfbbnn.pro; http://adsfgbkapmgdsagbbs.pro

http://adsfgbkapmgnsdvbr.pro
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 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
  • Reads information about phone network operator. 1 TTPs
    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.cuhetobobeweceyu.gulowi
    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
    • 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:4972

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

Clipboard Data

1
T1414

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

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/data/com.cuhetobobeweceyu.gulowi/app_view/SABr.json
    Filesize

    691KB

    MD5

    f454f516b011abc581e67ec65a574a8a

    SHA1

    fd6d43376bd9b452d6d195ea9e123365fd366564

    SHA256

    c2a0cc04f212d13e72a059e188e5cb6d44e558e5bb43dc620920c3a50321d448

    SHA512

    3ba10fd9d970a18071afb6123ca2bd0c94fc91bfd29bcef9ef924feb840db1b794d733e5dea04a6cbd431c9cf656e62223620cc3b149d617a07eed41070c8265

    Download Submit

  • /data/data/com.cuhetobobeweceyu.gulowi/app_view/SABr.json
    Filesize

    691KB

    MD5

    43439550e6da213a2a03a6856650fcc8

    SHA1

    74c4aa5937a2f40b420abd9e11bb348021344d8b

    SHA256

    cb9eabf98f8cd0021992c1a6a72eea841e73c9bbeb2f6cb4da6d1c40ce2b5ae9

    SHA512

    d2c495a083f8b1ef87653f1d0033c7845f9e038036f96de9405aac0fae9e52acaa296d62e538a16ffb61f87a2aabbf12bf7611d537f96be1246096ec37c0122e

    Download Submit

  • /data/data/com.cuhetobobeweceyu.gulowi/no_backup/androidx.work.workdb
    Filesize

    4KB

    MD5

    f2b4b0190b9f384ca885f0c8c9b14700

    SHA1

    934ff2646757b5b6e7f20f6a0aa76c7f995d9361

    SHA256

    0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

    SHA512

    ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

    Download Submit

  • /data/data/com.cuhetobobeweceyu.gulowi/no_backup/androidx.work.workdb-journal
    Filesize

    512B

    MD5

    e5d9f0e4be1ede45519fcd5e4801e12c

    SHA1

    f081c2773d21bbf67abff9dfab42b23650d71451

    SHA256

    1aeba5eec1d12885a96bfc428454de81c5cc8e267769aed7e4c5a2f3f09f094b

    SHA512

    97ecd5ffff06dd94f543dc9871f7ff56b1e190e85042a720b7a766f216b2ac0cca559d83a2532d8c0401e1f8160dedbd4977a3cabe67409cf631407a8881533b

    Download Submit

  • /data/data/com.cuhetobobeweceyu.gulowi/no_backup/androidx.work.workdb-shm
    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

    Download Submit

  • /data/data/com.cuhetobobeweceyu.gulowi/no_backup/androidx.work.workdb-wal
    Filesize

    16KB

    MD5

    ff0605f1592b4bfd03a5edd249f2bef1

    SHA1

    f9d95a1d5d36a3cc128368d920b8b1d69f9d3bee

    SHA256

    e43d623efb2afed6c162f3057c3b85c1b9efdd58f0cec89aedfc276fbadac354

    SHA512

    4818706103051eec1b161feffe7ff033170f0dd0d4942fd7ebfd122f02108b8678559d58ce7767bf5dbfe58a3117ca45ac5c9aabbf1b99d953b3ada32a515c3f

    Download Submit

  • /data/data/com.cuhetobobeweceyu.gulowi/no_backup/androidx.work.workdb-wal
    Filesize

    108KB

    MD5

    f9a856fdbf70245b85797f80424cdc85

    SHA1

    6d2d480837485d0c69434b305f5fdbd82aef1573

    SHA256

    c8ef75a447e90eaa1f1435ce07bd0bf7f6213d582f4bca150ea857834c51c5ab

    SHA512

    5960caeed09f2f466a26190f55f3fd238d9b1e5e8f6a9d255d0b8b41c8cc4774b9d99a6bbc7fe2d0d3c189eaf9ded1ba7e20ca54b780009ef27f055f9574b2ab

    Download Submit

  • /data/data/com.cuhetobobeweceyu.gulowi/no_backup/androidx.work.workdb-wal
    Filesize

    173KB

    MD5

    279378acdf56da57abc734a65ec7c3d1

    SHA1

    12338b084283c0d88a8f6caa91ea6cfee0d0cccb

    SHA256

    433f791e4a2258dee49166dafe74e73a981b0372995c7630bac127a72e57588a

    SHA512

    1615d8137339cfde41831bf52150f144960bbdeda6bb7f2d9c8ed12176a3e49384f4b207c0debe4842138986f5bf789e9c4dd09a66736b17c36d7b0c28c9e9c4

    Download Submit

  • /data/user/0/com.cuhetobobeweceyu.gulowi/app_view/SABr.json
    Filesize

    1.5MB

    MD5

    f6eaab39f8329489b8a1f03bb43ce0b1

    SHA1

    1ad6b95b171367284d80ea9b73793616fb4ae9d1

    SHA256

    89871e7fffc39cfe55afea95f995f0057b73d8174326a8582a3bd046cb195d82

    SHA512

    ad1789bdd0fdd172bd23f581a0cc23ed7113671abdc802f7565495e04c5aa11076ebc7d45a6abef2d2323895317ae252f3644253ddc7562be547b32fee229617

    Download Submit