hook | 0121588ca4de977d77b3492af120588890cf758924fdb3412b780879d8d2192f

Analysis

max time kernel
150s
max time network
156s
platform
android_x86
resource
android-x86-arm-20240221-en
resource tags

androidarch:armarch:x86image:android-x86-arm-20240221-enlocale:en-usos:android-9-x86system
submitted
07/03/2024, 10:14

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General

Target
0121588ca4de977d77b3492af120588890cf758924fdb3412b780879d8d2192f.apk
Size 3.3MB
Sample240307-l9vwtaaa2y
SHA256 0121588ca4de977d77b3492af120588890cf758924fdb3412b780879d8d2192f
MD5 8d958576257733bd78fe81f84e768ed1
SHA1 cd19e464b30b42d80a532cd994828696dc5f7b9b
SHA512 9352203c5c06e69a2521041f3eb4751af80295ac50828b3e6a7d653198e6fb4db671b2fa214e3e3c166cf2a4c22ef54a5e87e40d6ce145a32a5c23b71a487683
SSDEEP 98304:TAxM4GZm5vjgae1B4IIDjl5OMxeAPuYXv+r5Pd:xZwMaQ4ImlAYeQuYXv+r5F
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

hook collection discovery evasion infostealer rat trojan

Malware Config

Extracted

Family

hook

http://77.246.108.116:3434

AES_key

Signatures

Hook
Hook is an Android malware that is based on Ermac with RAT capabilities.
rat trojan infostealer hook

Makes use of the framework's Accessibility service 2 TTPs 3 IoCs

Retrieves information displayed on the phone screen using AccessibilityService.

collection evasion

Input Injection

T1516

Screen Capture

T1513

description	ioc	Process
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId	com.tencent.mm
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByText	com.tencent.mm
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId	com.tencent.mm

Acquires the wake lock 1 IoCs

description	ioc	Process
Framework service call	android.os.IPowerManager.acquireWakeLock	com.tencent.mm

Reads information about phone network operator. 1 TTPs
discovery

System Network Configuration Discovery
T1422

Uses Crypto APIs (Might try to encrypt user data) 1 IoCs

description	ioc	Process
Framework API call	javax.crypto.Cipher.doFinal	com.tencent.mm

com.tencent.mm
1⤵
- Makes use of the framework's Accessibility service
- Acquires the wake lock
- Uses Crypto APIs (Might try to encrypt user data)
PID:4191

Network

MITRE ATT&CK Mobile v15

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Input Injection

T1516

Credential Access

Discovery

System Network Configuration Discovery

T1422

Lateral Movement

Collection

Screen Capture

T1513

Command and Control

Exfiltration

Impact

Input Injection

T1516

Replay Monitor

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Downloads

androidx.work.workdb

Path /data/data/com.tencent.mm/no_backup/androidx.work.workdb
Size 4KB
SHA256 0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514
MD5 f2b4b0190b9f384ca885f0c8c9b14700
SHA1 934ff2646757b5b6e7f20f6a0aa76c7f995d9361
SHA512 ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1
MD5 SHA1 SHA512

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androidx.work.workdb-journal

Path /data/data/com.tencent.mm/no_backup/androidx.work.workdb-journal
Size 512B
SHA256 fecb49d4ea464cf6b2556be2f59f83744d67b661bb10b32077c9433637480d37
MD5 eff864e88bafaee43abd849b09aa4e6b
SHA1 e649e01889fa83fa52dd869cd38402714bd2d330
SHA512 0af03468928accaedeffdbb8b35bc3727679597cb16f83db1554b292f0373a49affef472116bbd2d39dc178412aa84d41a12e0258ea7133bd74553ebdfb79f9b
MD5 SHA1 SHA512

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androidx.work.workdb-shm

Path /data/data/com.tencent.mm/no_backup/androidx.work.workdb-shm
Size 28KB
SHA256 18619b678a5c207a971a0aa931604f48162e307c57ecdec450d5f095fe9f32c7
MD5 cf845a781c107ec1346e849c9dd1b7e8
SHA1 b44ccc7f7d519352422e59ee8b0bdbac881768a7
SHA512 4802861ea06dc7fb85229a3c8f04e707a084f1ba516510c6f269821b33c8ee4ebf495258fe5bee4850668a5aac1a45f0edf51580da13b7ee160a29d067c67612
SSDEEP 3::
MD5 SHA1 SHA512 SSDEEP

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androidx.work.workdb-wal

Path /data/data/com.tencent.mm/no_backup/androidx.work.workdb-wal
Size 16KB
SHA256 8d148c533349919201d69011a7212421eeb92a0959bad468fc992b2eea023281
MD5 b861dbf6e19199eb9233c22d6df88fc6
SHA1 a854d885c913357ee069230ad90a5545cca2973a
SHA512 8fd3cbb0fe93d47a827d2cb4eae4683aaea79ea2fe596227ba97f36cf7445005ed0a0764c6caf48525e4b1c6a46b08cc8ff3a20f726219d79c4a6c43107b89e2
SSDEEP 6:Kq2sTrlISCJByg9FZdrlOERX4PBX4ogLugMBX4suuK+/hUSrsW+yeo1cW82//jie:KQTmJYqzdTRmBEyPbP/iXzyelJi+Ow2
MD5 SHA1 SHA512 SSDEEP

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androidx.work.workdb-wal

Path /data/data/com.tencent.mm/no_backup/androidx.work.workdb-wal
Size 108KB
SHA256 afd2fee2b8186c6c0e64f8de5c62d447c842e22d7ae4ff3147984180d0e814d5
MD5 66592a2e619b79882e94cba85b448c09
SHA1 77cd68274ef6f19377cbd71e7d92ad50edc360d5
SHA512 658a9440a4b7a8bb32943a2ec87ee30ce68647cce3042dfbbdc13c500d45d33426aa9f48ad08ffdb6a05efb8e0a414862756c79624491d1ddff22c2f21df3757
SSDEEP 48:wq1aDZY66M/31pp8aEKeWrFhVtD/ymmumWAhrBlOymdGWOWKuWgU6xl73JcXSMmB:PkZ6+hdjnHtDRMpf8UzS5+TD8q0ExPqd
MD5 SHA1 SHA512 SSDEEP

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Mobile v15

Replay Monitor

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Downloads