ermac | 13266888cf795cd668bafa4dfd432163e80cb4cb42f051fc592d69b40f00699f

Analysis

max time kernel
40s
max time network
160s
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 22:02

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General

Target

13266888cf795cd668bafa4dfd432163e80cb4cb42f051fc592d69b40f00699f.apk
Size

976KB
MD5

3f334cb998861efaac5cafd68f6eeaec
SHA1

d21c126bf07c3281a83050d8fa3dab4b06e59a6f
SHA256

13266888cf795cd668bafa4dfd432163e80cb4cb42f051fc592d69b40f00699f
SHA512

39ef7f9e24018028835902a2703eae4c9207e567f690a87375bfde3a0986ad2aa9f754decd296770adf5e77ba3ef0165552f551c3c9540761b95096391e8d360
SSDEEP

12288:/u/lUP48VBEbrNsUJWYekDf1lcHPZsaUhJNywBbro37jJzybXxKeALaPdEZigA4m:/uQBxUoUNlimmwZrutyVKxa0ig/Q/H

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.findAccessibilityNodeInfosByViewId	com.locokepigoxayela.kugi
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByText	com.locokepigoxayela.kugi
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId	com.locokepigoxayela.kugi

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.locokepigoxayela.kugi

Removes its main activity from the application launcher 1 IoCs

stealth trojan

pid	Process
5093	com.locokepigoxayela.kugi

Acquires the wake lock 1 IoCs

description	ioc	Process
Framework service call	android.os.IPowerManager.acquireWakeLock	com.locokepigoxayela.kugi

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.locokepigoxayela.kugi

com.locokepigoxayela.kugi
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:5093

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