Overview

overview

10

Static

static

6

98cf7a5229...48.apk

android-9-x86

10

98cf7a5229...48.apk

android-10-x64

10

98cf7a5229...48.apk

android-11-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    159s
  • 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
    11-09-2024 22:11

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General

  • Target

    98cf7a5229066b439c603598873f3d662c088382a84cb3ba36fdc28024255548.apk

  • Size

    4.5MB

  • MD5

    5a26d92a780058e6ee704aef167a28ec

  • SHA1

    74956b5adc03b07bb0ca2785abcab3ae9633302a

  • SHA256

    98cf7a5229066b439c603598873f3d662c088382a84cb3ba36fdc28024255548

  • SHA512

    80c95b73459a2ded756b534f9fbc12b59e8ea607e9cb05e4042676f44ab2b68e6cda0c30554f5612d5cbaa649b2bd0031ed8984a8690de5a9541d7c5220e5f05

  • SSDEEP

    98304:dchmGoW2bNHmu6wbB1ngCqYBGT/m6GTwyGv+Mx6k0twcVAB:dc+TbNHmvwbB1ngRYATu6nylMxbyAB

Score
10/10
hookbankercollectioncredential_accessdiscoveryevasionexecutionimpactinfostealerpersistenceratstealthtrojan

Malware Config

Extracted

Family

hook

C2

http://185.147.124.43

DES_key
AES_key

Signatures

  • Hook

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

    rattrojaninfostealerhook
  • Removes its main activity from the application launcher 1 TTPs 1 IoCs
    stealthtrojanevasion
  • Loads dropped Dex/Jar 1 TTPs 3 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 9 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
  • Requests accessing notifications (often used to intercept notifications before users become aware). 1 TTPs 1 IoCs
    collectioncredential_access
  • Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs
    evasion
  • 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

Processes

  • com.sxdzvbllt.ziblzjsgs
    1⤵
    • Removes its main activity from the application launcher
    • 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
    • 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).
    • 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)
    PID:4259
    • /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.sxdzvbllt.ziblzjsgs/app_dex/classes.dex --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.sxdzvbllt.ziblzjsgs/app_dex/oat/x86/classes.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4289

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

Hide Artifacts

2
T1628

Suppress Application Icon

1
T1628.001

User Evasion

1
T1628.002

Impair Defenses

1
T1629

Prevent Application Removal

1
T1629.001

Input Injection

1
T1516

Credential Access

Access Notifications

1
T1517

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 Network Configuration Discovery

2
T1422

System Network Connections Discovery

1
T1421

Lateral Movement

Collection

Access Notifications

1
T1517

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.sxdzvbllt.ziblzjsgs/app_dex/classes.dex
    Filesize

    2.9MB

    MD5

    40a643c6acb1e5777f6535376e9937d4

    SHA1

    fa0fd6f1d0485aeaad8da096021ffaf64ba3be46

    SHA256

    d6f3687918bcc01d420b5aca521b5f35a0a5c2d0a9d698c44b32846cb0a28de6

    SHA512

    1f0b9e8de7d91663ed59066629837c401cee5f09e6d4c144b4c3a5b1b249537e5f3ed0267508c5d34b052e461df724c387c14800e77a68d45fe34aac2bb65527

    Download Submit

  • /data/data/com.sxdzvbllt.ziblzjsgs/cache/classes.dex
    Filesize

    1.0MB

    MD5

    9201b6aa23f9e4815c74550123a93103

    SHA1

    7e9b4871d225ebac6babe73676293f9ab9a7bd21

    SHA256

    ee178364467665233baaa17b4f4829de9bbf30284085f4e9a9e9a80d2d5610a7

    SHA512

    5ae8ffb201d6bec6f3b245727521419a30258f1e9f083272f75aa919582b40b1306751957f1e69d3b7fa19fb1474faa2f83b7db08d185d6bf20377eb9a23f199

    Download Submit

  • /data/data/com.sxdzvbllt.ziblzjsgs/cache/classes.zip
    Filesize

    1.0MB

    MD5

    3b781dfd982a6d4498397c397a918168

    SHA1

    180c7647b01fd80c48909f02f8bd28754a9ab323

    SHA256

    95d05dd57a315d0ecf96c1f36679669522a127815aedc56e89146b81189ea0b8

    SHA512

    df80bf589cee6da6bc8e8bf83f031c471d524fa2d4cd6143514de3f6416b70c76886e94a093f4bc6b84a3cbee7a1179547e89b4ad2b9b5549b961e4f4e5ca21c

    Download Submit

  • /data/data/com.sxdzvbllt.ziblzjsgs/no_backup/androidx.work.workdb
    Filesize

    4KB

    MD5

    f2b4b0190b9f384ca885f0c8c9b14700

    SHA1

    934ff2646757b5b6e7f20f6a0aa76c7f995d9361

    SHA256

    0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

    SHA512

    ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

    Download Submit

  • /data/data/com.sxdzvbllt.ziblzjsgs/no_backup/androidx.work.workdb-journal
    Filesize

    512B

    MD5

    1c8e4e63dd6d7f783d10de73f0321605

    SHA1

    9bb5403f4619a465f0ff5777427a5bfd1bf92c42

    SHA256

    225077ca88c0714f17a9aa6bea38c8b8af1e29c1834b07125d89e53439d66db8

    SHA512

    d14731b479a610fe4b3b831296c34f7e7d0f8e1eecf4ef3eb6cab8bff4a110947791df43fa93485f663f0b8ce8ad25058ee3916a32764ba7e5cefa4b7a70c0e1

    Download Submit

  • /data/data/com.sxdzvbllt.ziblzjsgs/no_backup/androidx.work.workdb-shm
    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

    Download Submit

  • /data/data/com.sxdzvbllt.ziblzjsgs/no_backup/androidx.work.workdb-wal
    Filesize

    108KB

    MD5

    6f39dbda6157119e24a38dfb85d1243a

    SHA1

    520a20739063cd9402698ba9fa251512ba79a55f

    SHA256

    3020861663fb5203ce6b0eb5b0664005ded38c01a5f5ffd7f3e08ac285c7fd7d

    SHA512

    f7768c3375bda04cb298ae5695a9bc9c18701c5b89455d4b4a2d3812993b8238d86f63fdb1db2e6d11b1c0d05d4f94cfe5baa4ac124730f9ba98fa7881f03bb7

    Download Submit

  • /data/data/com.sxdzvbllt.ziblzjsgs/no_backup/androidx.work.workdb-wal
    Filesize

    173KB

    MD5

    2123ef0f92ca8139e95d4315d2754f37

    SHA1

    e90b44555ef3b0f42af480532114a0cb8c16834d

    SHA256

    295948c99311af8d695b2bfcea555b1b608b4174c0f955987035ebc73c4861be

    SHA512

    6813c2d88235af29a58fda152a061a181ce85b446a6f9a3e3fb51b3989877ba90227a84acc2bc380a89c229b6a22f1148b16fac859343bf17b034d1f51c590bd

    Download Submit

  • /data/data/com.sxdzvbllt.ziblzjsgs/no_backup/androidx.work.workdb-wal
    Filesize

    16KB

    MD5

    5583ac0bd908ed72c1792b4a6c76584b

    SHA1

    25a2269d560a966a1818040a2215aa727037f748

    SHA256

    61eab4ced89ffbd1ae6d8d7b12cb36e98e3f54b80b26ececb1ce20d7706b7874

    SHA512

    da93219ae260521c96e7c0761f81b897ea84ef2665ebce6b7e02815ed541d6687ca4bf47e7f3123215ca9e385f9080f9fe8d88cc06b5de01236baa84ff04d63d

    Download Submit

  • /data/user/0/com.sxdzvbllt.ziblzjsgs/app_dex/classes.dex
    Filesize

    2.9MB

    MD5

    7406fe62a613fd9d5107cc1d36b9bb97

    SHA1

    451e571eefd690ac04af5d199f805ff819a2da71

    SHA256

    952543919446e2dde7bc9cdd8882ed072a74162d2ebbdb2ce9b5355a23b52b16

    SHA512

    e6ea47315e4ff78663ab7dc5aae3dd56d0acbb497104ad32182fb383b8497a0e299f820c7d27d51f8834b37677d225bba8a34837cedf83e5ceba72f81b10ed7c

    Download Submit