a80522dad5f1afe0f0dde3e954333f7a57746e134cc03bc9622f7d4cf7c73c2c

Analysis

max time kernel
8s
max time network
132s
platform
android_x64
resource
android-x64-arm64-20240514-en
resource tags

androidarch:armarch:arm64arch:x64arch:x86image:android-x64-arm64-20240514-enlocale:en-usos:android-11-x64system
submitted
22-05-2024 12:03

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General

Target

waterfly-iii.apk
Size

10.4MB
MD5

906ebf16833ae1842eb03054e0bcc4b7
SHA1

b664030e47839afbc2a072e1900e2d34ad9a254c
SHA256

a80522dad5f1afe0f0dde3e954333f7a57746e134cc03bc9622f7d4cf7c73c2c
SHA512

a59c01ff8627954021fe7e6cedc9bdb45fb47b781cf038572e8c5158fc6031f0bb27bbada48f011581e59bebdffd1b604d24ee97f4ab9d80167b4f4b6fd79881
SSDEEP

196608:6O8IVBNRcCI2LdxVFeQxYgkFWTOHaYjnHSydflXeCbiP9VHqrRqbqzs:6OLpR8Kx2QqgwWTO6+nHSk9O1aR9s

Score

7^/10

discovery evasion impact

Malware Config

Signatures

Checks CPU information 2 TTPs 1 IoCs
Checks CPU information which indicate if the system is an emulator.
evasion discovery

System Checks
T1633.001

System Information Discovery
T1426

Processes:

com.dreautall.waterflyiii

description ioc process

File opened for read /proc/cpuinfo com.dreautall.waterflyiii

description	ioc	process
File opened for read	/proc/cpuinfo	com.dreautall.waterflyiii

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.dreautall.waterflyiii

ioc	pid	process
/system_ext/framework/androidx.window.sidecar.jar	4601	com.dreautall.waterflyiii
/system_ext/framework/androidx.window.sidecar.jar	4601	com.dreautall.waterflyiii

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

Data Encrypted for Impact
T1471

Processes:

com.dreautall.waterflyiii

description ioc process

Framework API call javax.crypto.Cipher.doFinal com.dreautall.waterflyiii

description	ioc	process
Framework API call	javax.crypto.Cipher.doFinal	com.dreautall.waterflyiii

com.dreautall.waterflyiii
1⤵
- Checks CPU information
- Loads dropped Dex/Jar
- Uses Crypto APIs (Might try to encrypt user data)
PID:4601

Network

MITRE ATT&CK Mobile v15

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Download New Code at Runtime

T1407

Virtualization/Sandbox Evasion

T1633

System Checks

T1633.001

Credential Access

Discovery

System Information Discovery

T1426

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Data Encrypted for Impact

T1471

Replay Monitor

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Downloads

/system_ext/framework/androidx.window.sidecar.jar
Filesize
12KB

MD5
bdf3529e80318eb14e53a5bf3720c10d

SHA1
25c9ace4b1af6e80ebb2572345972c56505969ba

SHA256
bbc8300dd1e9cd08de8f66560c1ac2c928615b72b51cef9649f88974f586d64b

SHA512
48b9c2d01171bb651b9b54826baa51f4add48431a3efd8ceb5f7cc3bcd6f8f37edf47fabb24349dd15b3a02329cd450f90a8d164bf4f8dfae554bf3b35a8a55b

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