eventbot | 1b4c23ae2c36acaa2e705e1f757a79811f9da476d070ee7a1395f435b60fec0d

General

Target
1b4c23ae2c36acaa2e705e1f757a79811f9da476d070ee7a1395f435b60fec0d.apk
Size 1.5MB
Sample240208-1ymhmabe7t
SHA256 1b4c23ae2c36acaa2e705e1f757a79811f9da476d070ee7a1395f435b60fec0d
MD5 2aa115d3ba4456ba7782628d38ee8e21
SHA1 ceb40024576e2f78c23e886183d0ba424bc703fb
SHA512 560f1328e060119bc661e0d051474fa082daf1fff93a1533f2e741f4c90b770f0b8c8ea7b69b789414952743ba24fd5d549374ff6e04738be2f0a3154b8cc65d
SSDEEP 24576:4AvZCfrAGtzQALYbApZNUIS7/tuKCAVYNKemMxn/DO:1NuzfgOZNculAVYNKe1l/C
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

eventbot banker evasion infostealer overlay stealth trojan

Malware Config

Extracted

Family

eventbot

C2

http://pub.welcometothepub.com/gate_cb8a5aea1ab302f0_c
http://marta.martatovaglieri.it/gate_cb8a5aea1ab302f0_c

AES_key

RC4_key

Signatures

EventBot
A new Android banking trojan started to appear in March 2020.
banker trojan infostealer overlay eventbot

Makes use of the framework's Accessibility service 1 IoCs

Retrieves information displayed on the phone screen using AccessibilityService.

description	ioc	Process
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId	com.fa9da802c0f9.dbc64790e74384a676.df8a5642

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

banker

description	ioc	Process
Framework service call	android.content.pm.IPackageManager.getInstalledApplications	com.fa9da802c0f9.dbc64790e74384a676.df8a5642

Removes its main activity from the application launcher 1 IoCs

stealth trojan

pid	Process
4484	com.fa9da802c0f9.dbc64790e74384a676.df8a5642

Loads dropped Dex/Jar 2 IoCs

Runs executable file dropped to the device during analysis.

ioc	pid	Process
/data/user/0/com.fa9da802c0f9.dbc64790e74384a676.df8a5642/app_dex/f2d49596a51f0ed43a27f1f7f85117.jar	4484	com.fa9da802c0f9.dbc64790e74384a676.df8a5642
/data/user/0/com.fa9da802c0f9.dbc64790e74384a676.df8a5642/app_dex/f2d49596a51f0ed43a27f1f7f85117.jar	4484	com.fa9da802c0f9.dbc64790e74384a676.df8a5642

Requests disabling of battery optimizations (often used to enable hiding in the background). 1 IoCs

evasion

description	ioc	Process
Intent action	android.settings.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS	com.fa9da802c0f9.dbc64790e74384a676.df8a5642

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

description	ioc	Process
Framework API call	javax.crypto.Cipher.doFinal	com.fa9da802c0f9.dbc64790e74384a676.df8a5642

com.fa9da802c0f9.dbc64790e74384a676.df8a5642
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
- Loads dropped Dex/Jar
- Requests disabling of battery optimizations (often used to enable hiding in the background).
- Uses Crypto APIs (Might try to encrypt user data)
PID:4484

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

f2d49596a51f0ed43a27f1f7f85117.jar

Path /data/user/0/com.fa9da802c0f9.dbc64790e74384a676.df8a5642/app_dex/f2d49596a51f0ed43a27f1f7f85117.jar
Size 45KB
SHA256 a6a401d4e29d0826dfdf7fedcb84c66a2345b8940ae39b5bf9c3ed4163451ffb
MD5 ef84d71655b3ba0f7e962ceecece4e9b
SHA1 716021c4a1836bda908dbe52618dc7cac1adb6b3
SHA512 2a375aab9849bf06c66a01d49cce34bcb7b9ae5c905ead4a39041f62b4c1715d1308cd52cf6c823b18922b914551130cc474532009c52833f7b4737ce17259fa
SSDEEP 768:NOcu8Huc6WRbm0Jf4QII1kJzXjdAHrL16IWwVX6I/XxkSSDMls:NOcu262C0J6zNdKv1rKI/SDMls
MD5 SHA1 SHA512 SSDEEP

Submit Download

f2d49596a51f0ed43a27f1f7f85117.jar

Path /data/user/0/com.fa9da802c0f9.dbc64790e74384a676.df8a5642/app_dex/f2d49596a51f0ed43a27f1f7f85117.jar
Size 107KB
SHA256 5eb362d08c459dbccc2934786cd152a1625cc9279677c9e1e56b8d555eb23838
MD5 2a7f3c76bc96e1be516bb973a67c15a6
SHA1 178e6fbf065d70c07274fd7ca57261e30521eafc
SHA512 ea8b590ce9c6b552525509033b2693e20f5a5a258ae21efe5e2f578a5a5a133d8e69a355d25b5e33e777aeed43b8370844aeadf9bdcb2bb354bac8c9bbd0a7af
SSDEEP 3072:1x+ednAM47d0OathEmJaJERwSe4l42fB0JShCs/fyEN:1xnnAM4h0OathEmJaJ9Se4l42fB0U1fR
MD5 SHA1 SHA512 SSDEEP

Download

f2d49596a51f0ed43a27f1f7f85117.jar.cur.prof

Path /data/user/0/com.fa9da802c0f9.dbc64790e74384a676.df8a5642/app_dex/oat/f2d49596a51f0ed43a27f1f7f85117.jar.cur.prof
Size 261B
SHA256 714ead911267c4174c6fe55bfd1be15ae474528913880e5a271bbc0f010fbc23
MD5 6595959847e949e2851c195ea3ac33aa
SHA1 ac6414d85d1cbe91ab8360e46ce4daaff509562a
SHA512 2516fe7ba3798abbee54e9e0c6e0f02d757b500632fcdf2d52a9343cd2ce3d6294c4321c49ecdd5e1d762889a744ccef9790d32536c92fb5411aec1824b5d1de
MD5 SHA1 SHA512