ermac | c0056d1bceb624badcd3ba606e7fc37a7eb11d6674f839a6dba4cb283b718754

Analysis

max time kernel
153s
max time network
161s
platform
android_x64
resource
android-x64-20240221-en
resource tags

androidarch:x64arch:x86image:android-x64-20240221-enlocale:en-usos:android-10-x64system
submitted
23-02-2024 22:01

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General

Target

c0056d1bceb624badcd3ba606e7fc37a7eb11d6674f839a6dba4cb283b718754.apk
Size

907KB
MD5

fec3e9e336c52a240b7a8e52aaa629b5
SHA1

8f77bd66b77daafc99e79c40d53791f6462e9288
SHA256

c0056d1bceb624badcd3ba606e7fc37a7eb11d6674f839a6dba4cb283b718754
SHA512

c84ca495db0f07ebaecfd0465238279c8173fd6522afc0ccbaf5b02805354ff84fc48eb69f2b6dff84c1bcfb580b051d888a29d1b20488141b040c6b9e69bbdf
SSDEEP

12288:jk3mL3Mjc5PlDsMeCTRfDlWACGclNOLfq/XfQKBoxIWxeIp3dSweaJVugA4qDuPC:o3mYjuDsMRXCGclIe//0b5zSuXug/lPC

Score

10^/10

ermac banker collection discovery evasion infostealer stealth trojan

Malware Config

Extracted

Family

ermac

http://5.42.67.88:3434

AES_key

Signatures

Ermac
An Android banking trojan first seen in July 2021.
banker trojan infostealer ermac

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.gugubefifahuvuzo.dahe
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId	com.gugubefifahuvuzo.dahe
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByText	com.gugubefifahuvuzo.dahe

Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps) 1 TTPs 1 IoCs

banker discovery

Security Software Discovery

T1418.001

description	ioc	Process
Framework service call	android.content.pm.IPackageManager.getInstalledApplications	com.gugubefifahuvuzo.dahe

Removes its main activity from the application launcher 1 IoCs

stealth trojan

pid	Process
5085	com.gugubefifahuvuzo.dahe

Acquires the wake lock 1 IoCs

description	ioc	Process
Framework service call	android.os.IPowerManager.acquireWakeLock	com.gugubefifahuvuzo.dahe

Queries the unique device ID (IMEI, MEID, IMSI) 1 TTPs
discovery

System Network Configuration Discovery
T1422
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.gugubefifahuvuzo.dahe

com.gugubefifahuvuzo.dahe
1⤵
- Makes use of the framework's Accessibility service
- Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps)
- Removes its main activity from the application launcher
- Acquires the wake lock
- Uses Crypto APIs (Might try to encrypt user data)
PID:5085

Network

MITRE ATT&CK Mobile v15

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Input Injection

T1516

Credential Access

Discovery

Software Discovery

T1418

Security Software Discovery

T1418.001

System Network Configuration Discovery

T1422

Lateral Movement

Collection

Screen Capture

T1513

Command and Control

Exfiltration

Impact

Input Injection

T1516

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Mobile v15

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Downloads