Overview

overview

10

Static

static

6

4b34d41fc8...be.apk

android-9-x86

10

4b34d41fc8...be.apk

android-10-x64

10

4b34d41fc8...be.apk

android-11-x64

10

Analysis

  • max time kernel
    141s
  • max time network
    159s
  • 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
    15-12-2024 22:01

Sharing

Copy URL
Twitter E-mail
Report Analysis Logs

General

  • Target

    4b34d41fc82c317c1d594f538b62f56a7957196a60eb7e6764c25b5cf26248be.apk

  • Size

    2.6MB

  • MD5

    beb6b34ca0306eaafd4e70ab0c8d28ba

  • SHA1

    5384d75de226ce78bac30c1d7f9f55e237f54846

  • SHA256

    4b34d41fc82c317c1d594f538b62f56a7957196a60eb7e6764c25b5cf26248be

  • SHA512

    7eca21ac079fa5abfce567e95109f028d58c9b5b0ce403bd83af6d3f0a4eb2450555411b090b5eda0a54bcf7a6efc3df78fb415ee8aad41dda3e824f22379f77

  • SSDEEP

    49152:Muv9l1BmBP0d2b3LnAC1KQfuAZFinujkVmW3G3s4rgP6kJxJaPotWd+JPhmPGTr:r9f4P04bMC1KFKiU8LJzcdgQEr

Score
10/10
ermachookbankercollectioncredential_accessdiscoveryevasionexecutionimpactinfostealerpersistencerattrojan

Malware Config

Extracted

Family

ermac

C2

http://154.216.19.93

AES_key

Extracted

Family

hook

C2

http://154.216.19.93

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
  • Reads information about phone network operator. 1 TTPs
    discovery
  • 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.xkllmakramds.axckuiri
    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
    • Schedules tasks to execute at a specified time
    • Uses Crypto APIs (Might try to encrypt user data)
    • Checks CPU information
    • Checks memory information
    PID:4474

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

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

2
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

Loading Replay Monitor...

Downloads

  • /data/data/com.xkllmakramds.axckuiri/app_dish/oat/xIYl.json.cur.prof
    Filesize

    2KB

    MD5

    db897bc77c77d410d63a741901b96018

    SHA1

    bbb5f4f5cb8a95a65fa77ee9e5863254f0b2e1a7

    SHA256

    bfb1e5b474426986f2363a12e827039dee9b98ed2b10e60d4dd2fb19430eb127

    SHA512

    852582d6364b294b60fed168e84e0557b39176c3a9c5d8ea4e2871c6f4f23b5ea58c888baf159ca9a519274108ffafe21e9857b74f7636022a35af122c1b8eed

    Download Submit

  • /data/data/com.xkllmakramds.axckuiri/app_dish/xIYl.json
    Filesize

    735KB

    MD5

    6b2b8859c9ace0bbe9dab74f1a4aa9a4

    SHA1

    3c44e335acd736d1b606172cf70b6f9315a8ab5b

    SHA256

    99a9d6273d24b863ccb2ba78764d05d7e76832ca8efa7c5691cdf4c1f7fb17eb

    SHA512

    82dd388539787396cdb11eb7c5c08813baad7ceb44167a50da6961a1229e026264f3b4563da86c9c5dcfacc72575f494acf9bb4fea211b3d1f00789feb843a13

    Download Submit

  • /data/data/com.xkllmakramds.axckuiri/app_dish/xIYl.json
    Filesize

    735KB

    MD5

    bea1d844c540a13310b7ed070356a120

    SHA1

    ac80642f903e98700b83518b3282755dc8a477f6

    SHA256

    08d16be71ee0b34b8f0f50e882f0dccbb222cc8f490fd6d421445d4b10c52c70

    SHA512

    68e21422fa247c78cabfa60c2af49df0e1326f8ffe18bd51bc2867eb574865a1f330368315bc950be0204f6a305b1e7223395f7972da22875f3a2e9f2d935e43

    Download Submit

  • /data/data/com.xkllmakramds.axckuiri/no_backup/androidx.work.workdb
    Filesize

    4KB

    MD5

    7e858c4054eb00fcddc653a04e5cd1c6

    SHA1

    2e056bf31a8d78df136f02a62afeeca77f4faccf

    SHA256

    9010186c5c083155a45673017d1e31c2a178e63cc15a57bbffde4d1956a23dad

    SHA512

    d0c7a120940c8e637d5566ef179d01eff88a2c2650afda69ad2a46aad76533eaace192028bba3d60407b4e34a950e7560f95d9f9b8eebe361ef62897d88b30cb

    Download Submit

  • /data/data/com.xkllmakramds.axckuiri/no_backup/androidx.work.workdb-journal
    Filesize

    512B

    MD5

    ab5da837a15843deced71b79ff767dab

    SHA1

    8e3a657e1d516712653e63098d73d5a1d47f8e9e

    SHA256

    e3d8df9dab17bf03ffd22a5ad62475705fcf3a07438b745a495da6eb66026901

    SHA512

    e449ec14bc5384633a6570ae0632db7d2a3773f897f0a6e4efb172a36551e1ede6b752d5b7b30f56a2307f4a98ac2ed24a7bb0c7cc0b031243a184e37083b699

    Download Submit

  • /data/data/com.xkllmakramds.axckuiri/no_backup/androidx.work.workdb-shm
    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

    Download Submit

  • /data/data/com.xkllmakramds.axckuiri/no_backup/androidx.work.workdb-wal
    Filesize

    16KB

    MD5

    0ae424583acc388ecdcc5a8d6b9d0b2e

    SHA1

    c8d2d1c8d247e42607ed731a22be3a1e04830624

    SHA256

    e9f2f6282288fa9aa1fe2483d4af020b87a7312f15927463cde66026a31098e0

    SHA512

    51760f6f86af7a28e373fb8a5e52e5fcb3fe88715b62e9fbd25fc13cba221beb1e386a67ab34399c2eb9dce82c94904716bcdca25ef043e52153ad4eb8565f75

    Download Submit

  • /data/data/com.xkllmakramds.axckuiri/no_backup/androidx.work.workdb-wal
    Filesize

    108KB

    MD5

    27b6f2d8e62fe390bad3c302c8dd8803

    SHA1

    d0c8e77949bf8bb03cb062ca8ec492fe20226496

    SHA256

    f634a4715ed33f8557db09583c649dfcaf9ab96e920f2531b104987e2ecb52cd

    SHA512

    c0d1d5ed33f49cf048b59e758d23cf21bb8cdb5757e6be8b964e7c64b7d144f0acbeaa073f0e224ae8cf268ade8e30303667a240b1420863340252649ec1c49e

    Download Submit

  • /data/data/com.xkllmakramds.axckuiri/no_backup/androidx.work.workdb-wal
    Filesize

    173KB

    MD5

    b633ca68f05b36172e09be29ece62397

    SHA1

    2210a80b4f507f4b60ddff4e6103571432ebfcbc

    SHA256

    c1fa2b740f2f85c651cc5d9ee312e9d7067041c81285d5891c8a08e166b62253

    SHA512

    ea41ff7862bbfee972d75afa961cc0197505a02398f2e3149a56b8d46a9862c9dd063b1f7f91116b9c00a4eb0902caaefed678a4dfba7078b5a6566d4e59ecc6

    Download Submit

  • /data/user/0/com.xkllmakramds.axckuiri/app_dish/xIYl.json
    Filesize

    1.7MB

    MD5

    b4fdddb3b461b42199b8ffbbd085daca

    SHA1

    d64bd1547a3e1f4ce76cf5fb59a9b0ee1a8e0646

    SHA256

    aeb7cd946a8b832e5bbdd3250a4b319a4114114457fde917dfbb50ff79e45c4c

    SHA512

    7853bc5bd0ebd33f7972c2143f303137366777b794bf03c93ddf4f51e8844eaaf1dcb892c5322be6791dc8a00301783badb895f88dad91aa64a2bbcca90f9d48

    Download Submit