3d9759e53421687b7252353c3b21bf04c0b9bc88fe312d4268c857f70a1c4040

General

Target

6d355a92901dae141d943709dda7815f_JaffaCakes118.apk
Size

16.4MB
MD5

6d355a92901dae141d943709dda7815f
SHA1

b986484452f2ed9b9a4a0b65ca3836cde41f6815
SHA256

3d9759e53421687b7252353c3b21bf04c0b9bc88fe312d4268c857f70a1c4040
SHA512

f80cbdceaf5c808ff540b5636e8a8406c9797313c7fd7dccd3bab53a2cb04815bdca9a213ba75e8ae1c970562f9e8825e74c31bfc30f69674f7aab4cfd2158ef
SSDEEP

393216:Ihcm9qtrnqtHmBVO5CSoXL+TSKBpHwiO/T+WImI6i:IKftwmjkClaWaWImI3

Score

8^/10

discovery evasion impact persistence

Malware Config

Signatures

Checks if the Android device is rooted. 1 TTPs 2 IoCs
evasion

System Information Discovery
T1426

Processes:

com.chaolu.app/system/bin/sh -c type su

ioc process

/system/app/Superuser.apk com.chaolu.app
/sbin/su /system/bin/sh -c type su
Checks memory information 2 TTPs 1 IoCs
Checks memory information which indicate if the system is an emulator.
evasion discovery

System Checks
T1633.001

System Information Discovery
T1426

Processes:

com.chaolu.app

description ioc process

File opened for read /proc/meminfo com.chaolu.app
Queries information about the current Wi-Fi connection 1 TTPs 1 IoCs
Application may abuse the framework's APIs to collect information about the current Wi-Fi connection.
discovery

System Network Connections Discovery
T1421

Processes:

com.chaolu.app

description ioc process

Framework service call android.net.wifi.IWifiManager.getConnectionInfo com.chaolu.app
Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs
persistence

Broadcast Receivers
T1624.001

Processes:

com.chaolu.app

description ioc process

Framework service call android.app.IActivityManager.registerReceiver com.chaolu.app
Checks if the internet connection is available 1 TTPs 1 IoCs
discovery

System Network Connections Discovery
T1421

Processes:

com.chaolu.app

description ioc process

Framework service call android.net.IConnectivityManager.getActiveNetworkInfo com.chaolu.app
Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs
impact

Data Encrypted for Impact
T1471

Processes:

com.chaolu.app

description ioc process

Framework API call javax.crypto.Cipher.doFinal com.chaolu.app

ioc	process
/system/app/Superuser.apk	com.chaolu.app
/sbin/su	/system/bin/sh -c type su

description	ioc	process
File opened for read	/proc/meminfo	com.chaolu.app

description	ioc	process
Framework service call	android.net.wifi.IWifiManager.getConnectionInfo	com.chaolu.app

description	ioc	process
Framework service call	android.app.IActivityManager.registerReceiver	com.chaolu.app

description	ioc	process
Framework service call	android.net.IConnectivityManager.getActiveNetworkInfo	com.chaolu.app

description	ioc	process
Framework API call	javax.crypto.Cipher.doFinal	com.chaolu.app

com.chaolu.app
1⤵
- Checks if the Android device is rooted.
- Checks memory information
- Queries information about the current Wi-Fi connection
- Registers a broadcast receiver at runtime (usually for listening for system events)
- Checks if the internet connection is available
- Uses Crypto APIs (Might try to encrypt user data)
PID:4264

/system/bin/sh -c getprop ro.board.platform
2⤵
PID:4328

getprop ro.board.platform
2⤵
PID:4328

/system/bin/sh -c type su
2⤵
- Checks if the Android device is rooted.
PID:4357

logcat -d -v threadtime
2⤵
PID:4384

logcat -d -v threadtime
2⤵
PID:4397

/system/bin/sh -c getprop ro.miui.ui.version.name
2⤵
PID:4428

getprop ro.miui.ui.version.name
2⤵
PID:4428

/system/bin/sh -c getprop ro.build.version.emui
2⤵
PID:4453

getprop ro.build.version.emui
2⤵
PID:4453

/system/bin/sh -c getprop ro.lenovo.series
2⤵
PID:4478

getprop ro.lenovo.series
2⤵
PID:4478

/system/bin/sh -c getprop ro.build.nubia.rom.name
2⤵
PID:4502

getprop ro.build.nubia.rom.name
2⤵
PID:4502

/system/bin/sh -c getprop ro.meizu.product.model
2⤵
PID:4541

getprop ro.meizu.product.model
2⤵
PID:4541

/system/bin/sh -c getprop ro.build.version.opporom
2⤵
PID:4572

getprop ro.build.version.opporom
2⤵
PID:4572

/system/bin/sh -c getprop ro.vivo.os.build.display.id
2⤵
PID:4598

getprop ro.vivo.os.build.display.id
2⤵
PID:4598

/system/bin/sh -c getprop ro.aa.romver
2⤵
PID:4623

getprop ro.aa.romver
2⤵
PID:4623

/system/bin/sh -c getprop ro.lewa.version
2⤵
PID:4648

getprop ro.lewa.version
2⤵
PID:4648

/system/bin/sh -c getprop ro.gn.gnromvernumber
2⤵
PID:4672

getprop ro.gn.gnromvernumber
2⤵
PID:4672

/system/bin/sh -c getprop ro.build.tyd.kbstyle_version
2⤵
PID:4697

getprop ro.build.tyd.kbstyle_version
2⤵
PID:4697

/system/bin/sh -c getprop ro.build.fingerprint
2⤵
PID:4722

getprop ro.build.fingerprint
2⤵
PID:4722

/system/bin/sh -c getprop ro.build.rom.id
2⤵
PID:4751

getprop ro.build.rom.id
2⤵
PID:4751

Network

MITRE ATT&CK Mobile v15

Initial Access

Execution

Persistence

Event Triggered Execution

1

T1624

Broadcast Receivers

1

T1624.001

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

1

T1633

System Checks

1

T1633.001

Credential Access

Discovery

System Information Discovery

2

T1426

System Network Connections Discovery

2

T1421

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Data Encrypted for Impact

1

T1471

Replay Monitor

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Downloads

/data/data/com.chaolu.app/databases/bugly_db_legu

Filesize
4KB

MD5
f2b4b0190b9f384ca885f0c8c9b14700

SHA1
934ff2646757b5b6e7f20f6a0aa76c7f995d9361

SHA256
0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

SHA512
ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

Download Submit
/data/data/com.chaolu.app/databases/bugly_db_legu-journal

Filesize
512B

MD5
3392f411282121b008dc87b3ca4d75d3

SHA1
e93f9a4edff35fec3ea0da3e54efc5a72a491729

SHA256
898ccf2c1063d90077c1a1e2142270a7781513bd728024e38bd5bae787c765fa

SHA512
199c26aea78bdf84c3d2451dff277480181a6c4a8eba2de4c02fb369006e3271e8dd4656060e565f8cca057580df38a053e74408507d2189d4d6fce03285fdbc

Download Submit
/data/data/com.chaolu.app/databases/bugly_db_legu-shm

Filesize
32KB

MD5
bb7df04e1b0a2570657527a7e108ae23

SHA1
5188431849b4613152fd7bdba6a3ff0a4fd6424b

SHA256
c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

SHA512
768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

Download Submit
/data/data/com.chaolu.app/databases/bugly_db_legu-wal

Filesize
245KB

MD5
051e3fc73757d3b2119051ed3d49eeea

SHA1
54e18f35d9a116b282f0beb9d6153926f555c613

SHA256
1fe4090a113d030df574d224b606f900642e7133a4d7fd0d9f523f2ca81edf97

SHA512
f261fdab8ea189b6d483a1ee19d3fa7834d58045aba3278c2c51639859ecff10c5fc4c71849c41dcdbe6ad57e237eaa49f6f7fe3872ee2b61cfc71da340944cf

Download Submit

Analysis

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