eventbot | 1a8c17ad1a790554278b055bdb946d4597ba9af6be3611ee6311b90c7f7848c5

General

Target

7107AC3BCCD8DB274B21F0E494E3ECCC.apk
Size

1.9MB
MD5

7107ac3bccd8db274b21f0e494e3eccc
SHA1

cae09a665075ce3f36347ffbb2ab3143d8183f67
SHA256

1a8c17ad1a790554278b055bdb946d4597ba9af6be3611ee6311b90c7f7848c5
SHA512

473fd5e2334d4433ac3a27d395b4952c576e140d956cf16d1ca49e712bd47fec908962179f8ec4cf3ebdeb4e8d3f0432e0a37101967e6601e6ea5b0565002b2e
SSDEEP

49152:T3O1oHbo+XLhW6Wk3/rhYIdh3GhUpeBVe:rBH9L0Dk3/3r3aVe

Score

10^/10

eventbot banker collection credential_access discovery evasion impact infostealer overlay stealth trojan

Malware Config

Extracted

Family

eventbot

C2

http://ora.studiolegalebasili.com/gate_cb8a5aea1ab302f0_c

http://ora.carlaarrabitoarchitetto.com/gate_cb8a5aea1ab302f0_c

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 4 TTPs 1 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

Processes:

com.example.eventbot

description	ioc	process
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId	com.example.eventbot

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

Security Software Discovery
T1418.001
Removes its main activity from the application launcher 1 TTPs 2 IoCs
stealth trojan evasion

Suppress Application Icon
T1628.001

Processes:

com.example.eventbot

pid process

4608 com.example.eventbot
4608 com.example.eventbot

pid	process
4608	com.example.eventbot
4608	com.example.eventbot

Loads dropped Dex/Jar 1 TTPs 2 IoCs

Runs executable file dropped to the device during analysis.

evasion

Download New Code at Runtime

T1407

Processes:

com.example.eventbot

ioc	pid	process
/data/user/0/com.example.eventbot/app_dex/f2d49596a51f0ed43a27f1f7f85117.jar	4608	com.example.eventbot
/data/user/0/com.example.eventbot/app_dex/f2d49596a51f0ed43a27f1f7f85117.jar	4608	com.example.eventbot

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

User Evasion
T1628.002

Processes:

com.example.eventbot

description ioc process

Intent action android.settings.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS com.example.eventbot
Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs
impact

Data Encrypted for Impact
T1471

Processes:

com.example.eventbot

description ioc process

Framework API call javax.crypto.Cipher.doFinal com.example.eventbot

description	ioc	process
Intent action	android.settings.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS	com.example.eventbot

description	ioc	process
Framework API call	javax.crypto.Cipher.doFinal	com.example.eventbot

com.example.eventbot
1⤵
- Makes use of the framework's Accessibility service
- 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:4608

Network

MITRE ATT&CK Mobile v15

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Download New Code at Runtime

1

T1407

Hide Artifacts

2

T1628

Suppress Application Icon

1

T1628.001

User Evasion

Input Injection

Credential Access

Input Capture

2

T1417

GUI Input Capture

1

T1417.002

Keylogging

1

T1417.001

Discovery

Software Discovery

1

T1418

Security Software Discovery

1

T1418.001

Lateral Movement

Collection

Input Capture

2

T1417

GUI Input Capture

1

T1417.002

Keylogging

Screen Capture

Command and Control

Exfiltration

Impact

Data Encrypted for Impact

Input Injection

Replay Monitor

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Downloads

/data/user/0/com.example.eventbot/app_dex/f2d49596a51f0ed43a27f1f7f85117.jar

Filesize
46KB

MD5
38ca39254f9a46db520398546dcaf6e6

SHA1
b704089ecd20514ce6674e5c1c93cef5df4ecce9

SHA256
378dce8c0a1ea2ea03047f9eaf0c1b410056396f46732f2face099dd667dadcc

SHA512
cfc6972d5c6ceecccc3aa1bd786199b5ad14c0f6835b9a9072367a6d38575680b572483049f791101e96b41000b24b965a50cd18edb3da33709aa9e5818e482c

Download Submit
/data/user/0/com.example.eventbot/app_dex/f2d49596a51f0ed43a27f1f7f85117.jar

Filesize
99KB

MD5
4cfa48242962f332b1b3f94073210213

SHA1
f8672c1e699b460bcaf1a7f7dc9165a8af92284d

SHA256
e4f86dd8ce933d454d95b373fe0362b58704207517b1aa0663391819150de9d7

SHA512
965e6ba1ba3d748fd4b1e635e25248c5fa2fb0261e50d6a7e9fc84da0f1286ae01bdf134c301f6be58459854d23f8cd77c115ea80c6280dc96f0d7d4e31452bd

Download Submit
/data/user/0/com.example.eventbot/app_dex/oat/f2d49596a51f0ed43a27f1f7f85117.jar.cur.prof

Filesize
233B

MD5
66b4dea2aee5ae61c70d596d420ad512

SHA1
0575d6404e2eeb5f0fb6fdbec2d0e439403f7f87

SHA256
c605ba756e91a22946d7b6414fbbcb005b0be6c21a2fab30f6984d1c159d6a9f

SHA512
5e0bdf7bc95b9c68f1234b407c4cc4c2e8db79e82afb217396b077fcb7999df62eaf7e8c0528e58f3422abb5edb4bb0e8ae9de88d80d5290b91d90227e6e5216

Download Submit

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Mobile v15

Replay Monitor

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Downloads