hook | c370c5b65b7cb690a4318c1ed7dca724281d482486b7f6f797c77ee3e27dba1d

Analysis

max time kernel
179s
max time network
132s
platform
android_x64
resource
android-x64-arm64-20240611.1-en
resource tags

androidarch:armarch:arm64arch:x64arch:x86image:android-x64-arm64-20240611.1-enlocale:en-usos:android-11-x64system
submitted
20/06/2024, 04:00

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General

Target
ef9c1ee9c06e8f6f92e9388e445d268072a321a4bf77704054dfdfbc68bd8830.apk
Size 2.8MB
Sample240620-eksa3axfkg
SHA256 ef9c1ee9c06e8f6f92e9388e445d268072a321a4bf77704054dfdfbc68bd8830
MD5 c0b49d35aba26433370836dacc9d3007
SHA1 fb46397f5d1a37055cc5323d89681dc0d1da5b85
SHA512 c14804d81e12cef1d154dee0c4d650508fd47ea67ebf09b063704834bfde6dd553d18ceb6223212e78cf621caa095aa979ace1dc75357ff3c211811c2bdfee50
SSDEEP 49152:R7gmZbnXsxJHCXVvEELV0AUgFw9EdFMVDvRXleFSl2Fu0cFUm4LpisVaQ/jazg/Z:FpbXsxNCXBEELrUgFw991VIYyuV6m4oo
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

hook collection credential_access discovery evasion execution impact infostealer persistence rat trojan

Malware Config

Extracted

Family

hook

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 4 TTPs 3 IoCs

Retrieves information displayed on the phone screen using AccessibilityService.

collection evasion credential_access

Input Injection

T1516

Screen Capture

T1513

Keylogging

T1417.001

GUI Input Capture

T1417.002

description	ioc	Process
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId	com.gohaxacupumasa.kipo
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByText	com.gohaxacupumasa.kipo
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId	com.gohaxacupumasa.kipo

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

Process Discovery

T1424

description	ioc	Process
Framework service call	android.app.IActivityManager.getRunningAppProcesses	com.gohaxacupumasa.kipo

Queries the phone number (MSISDN for GSM devices) 1 TTPs
discovery

System Network Configuration Discovery
T1422

Acquires the wake lock 1 IoCs

description	ioc	Process
Framework service call	android.os.IPowerManager.acquireWakeLock	com.gohaxacupumasa.kipo

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.

evasion persistence

Foreground Persistence

T1541

description	ioc	Process
Framework service call	android.app.IActivityManager.setServiceForeground	com.gohaxacupumasa.kipo

Performs UI accessibility actions on behalf of the user 1 TTPs 6 IoCs

Application may abuse the accessibility service to prevent their removal.

evasion

Prevent Application Removal

T1629.001

ioc	Process
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.gohaxacupumasa.kipo
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.gohaxacupumasa.kipo
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.gohaxacupumasa.kipo
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.gohaxacupumasa.kipo
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.gohaxacupumasa.kipo
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.gohaxacupumasa.kipo

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

System Network Connections Discovery

T1421

description	ioc	Process
Framework service call	android.net.wifi.IWifiManager.getConnectionInfo	com.gohaxacupumasa.kipo

Queries the mobile country code (MCC) 1 TTPs 1 IoCs

discovery

System Network Configuration Discovery

T1422

description	ioc	Process
Framework service call	com.android.internal.telephony.ITelephony.getNetworkCountryIsoForPhone	com.gohaxacupumasa.kipo

Reads information about phone network operator. 1 TTPs
discovery

System Network Configuration Discovery
T1422

Requests enabling of the accessibility settings. 1 IoCs

description	ioc	Process
Intent action	android.settings.ACCESSIBILITY_SETTINGS	com.gohaxacupumasa.kipo

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.

execution persistence

Scheduled Task/Job

T1603

description	ioc	Process
Framework service call	android.app.job.IJobScheduler.schedule	com.gohaxacupumasa.kipo

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

impact

Data Encrypted for Impact

T1471

description	ioc	Process
Framework API call	javax.crypto.Cipher.doFinal	com.gohaxacupumasa.kipo

com.gohaxacupumasa.kipo
1⤵
- 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
- Queries the mobile country code (MCC)
- Requests enabling of the accessibility settings.
- Schedules tasks to execute at a specified time
- Uses Crypto APIs (Might try to encrypt user data)
PID:4426

Network

MITRE ATT&CK Mobile v15

Initial Access

Execution

Scheduled Task/Job

T1603

Persistence

Foreground Persistence

T1541

Scheduled Task/Job

T1603

Privilege Escalation

Defense Evasion

Foreground Persistence

T1541

Impair Defenses

T1629

Prevent Application Removal

T1629.001

Input Injection

T1516

Credential Access

Input Capture

T1417

GUI Input Capture

T1417.002

Keylogging

T1417.001

Discovery

Process Discovery

T1424

System Network Configuration Discovery

T1422

System Network Connections Discovery

T1421

Lateral Movement

Collection

Input Capture

T1417

GUI Input Capture

T1417.002

Keylogging

T1417.001

Screen Capture

T1513

Command and Control

Exfiltration

Impact

Data Encrypted for Impact

T1471

Input Injection

T1516

Replay Monitor

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Downloads

androidx.work.workdb

Path /data/user/0/com.gohaxacupumasa.kipo/no_backup/androidx.work.workdb
Size 4KB
SHA256 9010186c5c083155a45673017d1e31c2a178e63cc15a57bbffde4d1956a23dad
MD5 7e858c4054eb00fcddc653a04e5cd1c6
SHA1 2e056bf31a8d78df136f02a62afeeca77f4faccf
SHA512 d0c7a120940c8e637d5566ef179d01eff88a2c2650afda69ad2a46aad76533eaace192028bba3d60407b4e34a950e7560f95d9f9b8eebe361ef62897d88b30cb
MD5 SHA1 SHA512

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androidx.work.workdb-journal

Path /data/user/0/com.gohaxacupumasa.kipo/no_backup/androidx.work.workdb-journal
Size 512B
SHA256 20e00e15afa7a126ca614bbfe5eaeb153f7bae61ac258c5190da2da0613bb174
MD5 57ae44e68c10c06488fa2de60753202f
SHA1 67661cb9136df29ae3c0a99091d3e597e744095d
SHA512 ec6ba12021b138ed30bb262b39f387a629db14bb1a737fcff1464eceead80ad91e0c2d737d7f3c50ffed6dc16f3050cae9dac1f1737bf096d2918d0dc7ba6fae
MD5 SHA1 SHA512

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androidx.work.workdb-shm

Path /data/user/0/com.gohaxacupumasa.kipo/no_backup/androidx.work.workdb-shm
Size 32KB
SHA256 c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479
MD5 bb7df04e1b0a2570657527a7e108ae23
SHA1 5188431849b4613152fd7bdba6a3ff0a4fd6424b
SHA512 768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012
SSDEEP 3::
MD5 SHA1 SHA512 SSDEEP

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androidx.work.workdb-wal

Path /data/user/0/com.gohaxacupumasa.kipo/no_backup/androidx.work.workdb-wal
Size 16KB
SHA256 8c66778a8d11b10f5fe598f6f27595b1177d499a49fef54ba9f98d27f55bd0f1
MD5 0aa621d0a5be50f3f1cb732d123fc494
SHA1 9cdaba3f61001d96ecc815ba6bfcbb39369d5639
SHA512 22ef0350f6c9ca133c4a07369cb208543594f8289d24fdf4b75efa1b15b036ff877175997746121e5adb021835044673fd49373377321efcf27ab22bba4567f2
SSDEEP 6:Kif485n485ku9FZde/kPlOERX4PBX4ogLugMBX4suuK+/a485oex5QDoix5k/kTe:KOnvkozdeWRmBEyPbP/Ad4E+Ow2
MD5 SHA1 SHA512 SSDEEP

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androidx.work.workdb-wal

Path /data/user/0/com.gohaxacupumasa.kipo/no_backup/androidx.work.workdb-wal
Size 108KB
SHA256 0545a9b6761974f8c21872369c5f73805f19cb433228f82b92ffcdfd183d89cc
MD5 97b48af32716de50bc35e15b36bde75e
SHA1 cda9979c20d496f524d3197a68790b0d9eafdcb0
SHA512 126e0442946265aba6c1e7b4b79294a4aed24e59111a052f265b578a01d4edb7be215217b37a8108ecb4595a307c8c281adab25afe91c4730d178fe26b8dca09
SSDEEP 96:PQkZ6+hdjnHtDRMpf8UzS5+TD8q0ExPBpd6Ed:PzVdjnHt9Mpf8UzS5+TD8q0E5Dke
MD5 SHA1 SHA512 SSDEEP

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androidx.work.workdb-wal

Path /data/user/0/com.gohaxacupumasa.kipo/no_backup/androidx.work.workdb-wal
Size 173KB
SHA256 3fdb1b4e44a8f59fa68271a79dd1a47910d7e84f1e1f9deb7a775738872777a7
MD5 f5b015bbfff338de53739a9ea2a184f0
SHA1 1bb6a5691b95277ac1c6b90bfe20c80a56c43cd4
SHA512 2cb6a90365153993f126da81c3d9b311450db19f679ec11e24dc963fa45feaa389b32ef0bd80ef142942406ad3bc21b5fb878940238f71bef7e0974cb63f2463
SSDEEP 48:itNYPikMskXsk0kXbakcgakXkvtNYTAk1xkMO:inYPiSFBfbeGnYTAq7O
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