1649763153eb541f0b7100ec4f00e5f96c60d1a3ee96a237d5993e20d09a42dc

General

Target

6d10e75d48dfa3eb7dc1ea9eb4c13727_JaffaCakes118.apk
Size

29.9MB
MD5

6d10e75d48dfa3eb7dc1ea9eb4c13727
SHA1

fe9e51fdf41963d34fd744282e534742676211a7
SHA256

1649763153eb541f0b7100ec4f00e5f96c60d1a3ee96a237d5993e20d09a42dc
SHA512

f9c5649b32d893e8d1f581bc6d010482405e10f69783d975b6a3ecd9f3c7b1a9719ebc92b85cd8772b94bcf365cf3fc481a3b76160849e03a3e33e35d769dcfd
SSDEEP

786432:KmVu9DMX/vDLZz71y/7jObDm+SYOSPadTp5t3fqA30W:Km0iXTdzRy/7qbDC3NFfRV

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.chance.zhangshangxifeng/system/bin/sh -c type su

ioc process

/system/app/Superuser.apk com.chance.zhangshangxifeng
/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.chance.zhangshangxifeng

description ioc process

File opened for read /proc/meminfo com.chance.zhangshangxifeng
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.chance.zhangshangxifeng

description ioc process

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

Broadcast Receivers
T1624.001

Processes:

com.chance.zhangshangxifeng

description ioc process

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

System Network Connections Discovery
T1421

Processes:

com.chance.zhangshangxifeng

description ioc process

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

Data Encrypted for Impact
T1471

Processes:

com.chance.zhangshangxifeng

description ioc process

Framework API call javax.crypto.Cipher.doFinal com.chance.zhangshangxifeng

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

description	ioc	process
File opened for read	/proc/meminfo	com.chance.zhangshangxifeng

description	ioc	process
Framework service call	android.net.wifi.IWifiManager.getConnectionInfo	com.chance.zhangshangxifeng

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

description	ioc	process
Framework service call	android.net.IConnectivityManager.getActiveNetworkInfo	com.chance.zhangshangxifeng

description	ioc	process
Framework API call	javax.crypto.Cipher.doFinal	com.chance.zhangshangxifeng

com.chance.zhangshangxifeng
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:4258

/system/bin/sh -c getprop ro.board.platform
2⤵
PID:4320

getprop ro.board.platform
2⤵
PID:4320

/system/bin/sh -c type su
2⤵
- Checks if the Android device is rooted.
PID:4348

logcat -d -v threadtime
2⤵
PID:4425

logcat -d -v threadtime
2⤵
PID:4451

/system/bin/sh -c getprop ro.miui.ui.version.name
2⤵
PID:4482

getprop ro.miui.ui.version.name
2⤵
PID:4482

/system/bin/sh -c getprop ro.build.version.emui
2⤵
PID:4509

getprop ro.build.version.emui
2⤵
PID:4509

/system/bin/sh -c getprop ro.lenovo.series
2⤵
PID:4535

getprop ro.lenovo.series
2⤵
PID:4535

/system/bin/sh -c getprop ro.build.nubia.rom.name
2⤵
PID:4559

getprop ro.build.nubia.rom.name
2⤵
PID:4559

/system/bin/sh -c getprop ro.meizu.product.model
2⤵
PID:4583

getprop ro.meizu.product.model
2⤵
PID:4583

/system/bin/sh -c getprop ro.build.version.opporom
2⤵
PID:4609

getprop ro.build.version.opporom
2⤵
PID:4609

/system/bin/sh -c getprop ro.vivo.os.build.display.id
2⤵
PID:4633

getprop ro.vivo.os.build.display.id
2⤵
PID:4633

/system/bin/sh -c getprop ro.aa.romver
2⤵
PID:4657

getprop ro.aa.romver
2⤵
PID:4657

/system/bin/sh -c getprop ro.lewa.version
2⤵
PID:4683

getprop ro.lewa.version
2⤵
PID:4683

/system/bin/sh -c getprop ro.gn.gnromvernumber
2⤵
PID:4710

getprop ro.gn.gnromvernumber
2⤵
PID:4710

/system/bin/sh -c getprop ro.build.tyd.kbstyle_version
2⤵
PID:4734

getprop ro.build.tyd.kbstyle_version
2⤵
PID:4734

/system/bin/sh -c getprop ro.build.fingerprint
2⤵
PID:4759

getprop ro.build.fingerprint
2⤵
PID:4759

/system/bin/sh -c getprop ro.build.rom.id
2⤵
PID:4784

getprop ro.build.rom.id
2⤵
PID:4784

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.chance.zhangshangxifeng/databases/bugly_db_legu
Filesize
4KB

MD5
f2b4b0190b9f384ca885f0c8c9b14700

SHA1
934ff2646757b5b6e7f20f6a0aa76c7f995d9361

SHA256
0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

SHA512
ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

Download Submit
/data/data/com.chance.zhangshangxifeng/databases/bugly_db_legu-journal
Filesize
512B

MD5
c1bc453156a5a5156fb7770f0d12cf66

SHA1
a5f032c713cc35baf77c142b9bb79891932b9b14

SHA256
8a8c51c967f0703d53a72737791281ad5a082d2d70c12a38c207093507fc16af

SHA512
1e7c3671ae880e82d77e8d44188adc013c30d9f7dfdad9419b7621bb449a4f45dba4630fada14db230a4d52bf6272b8d2d84e94e7047aea31d8efca58c019242

Download Submit
/data/data/com.chance.zhangshangxifeng/databases/bugly_db_legu-shm
Filesize
32KB

MD5
bb7df04e1b0a2570657527a7e108ae23

SHA1
5188431849b4613152fd7bdba6a3ff0a4fd6424b

SHA256
c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

SHA512
768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

Download Submit
/data/data/com.chance.zhangshangxifeng/databases/bugly_db_legu-wal
Filesize
237KB

MD5
6a7d22df7674533e52a0603a4907cb0e

SHA1
0a7ae42ad12fa63150408c7d0da736c5519a6caa

SHA256
75f0c4fd733f8f0cacaf8e26180c381d36a617ed611ee2b00c1e0f1cdde613a0

SHA512
24f08608f061fd8a8a9dd58f5cd69849b16274329a6b172b2eb9370997bc95857462d05d1574f7d157c68ea7ac7821ec5251eccfbddb5921a9fda2bd33be6468

Download Submit

Analysis

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