c10d47336f3a258448a3f337d40d73dc72a326a0b395b00dbabc5a45a7215881

General

Target

Earn_Robux_Calc_v1.2.apk
Size

5.1MB
MD5

74530ddd48df26ea66268ffb304d9e9a
SHA1

b49bcde448b95a1ffaf08c54e7fb3e992404e2fa
SHA256

c10d47336f3a258448a3f337d40d73dc72a326a0b395b00dbabc5a45a7215881
SHA512

22f3bd114d9f52a73d07f7f8929441771be78b225b8147317a19a1a6b6a55e731213f29c04b7900dabfc72812286ba733414621fbafec241648931142c6fbdda
SSDEEP

98304:WfArAqo/RtzwUsbyswIWjl4MCiC2W9QNEOhYdrasGM5KOyHV0frorty0:WfAr1tBwIKMKEYYdOsT5K3Hs0

Score

8^/10

collection credential_access discovery evasion impact persistence

Malware Config

Signatures

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

evasion

System Information Discovery

T1426

ioc	Process
/system/app/Superuser.apk	com.robux.freecalc.de

Loads dropped Dex/Jar 1 TTPs 3 IoCs

Runs executable file dropped to the device during analysis.

evasion

Download New Code at Runtime

T1407

ioc	pid	Process
/data/user/0/com.robux.freecalc.de/cache/1633031840514.jar	5061	com.robux.freecalc.de
/data/user/0/com.robux.freecalc.de/files/audience_network.dex	5061	com.robux.freecalc.de
/data/user/0/com.robux.freecalc.de/files/audience_network.dex	5061	com.robux.freecalc.de

Obtains sensitive information copied to the device clipboard 2 TTPs 1 IoCs

Application may abuse the framework's APIs to obtain sensitive information copied to the device clipboard.

collection credential_access impact

Clipboard Data

T1414

Transmitted Data Manipulation

T1641.001

description	ioc	Process
Framework service call	android.content.IClipboard.addPrimaryClipChangedListener	com.robux.freecalc.de

Queries information about running processes on the device 1 TTPs 1 IoCs

Application may abuse the framework's APIs to collect information about running processes on the device.

discovery

Process Discovery

T1424

description	ioc	Process
Framework service call	android.app.IActivityManager.getRunningAppProcesses	com.robux.freecalc.de

Queries information about active data network 1 TTPs 1 IoCs

discovery

System Network Connections Discovery

T1421

description	ioc	Process
Framework service call	android.net.IConnectivityManager.getActiveNetworkInfo	com.robux.freecalc.de

Queries the mobile country code (MCC) 1 TTPs 1 IoCs

discovery

System Network Configuration Discovery

T1422

description	ioc	Process
Framework service call	com.android.internal.telephony.ITelephony.getNetworkCountryIsoForPhone	com.robux.freecalc.de

Reads information about phone network operator. 1 TTPs
discovery

System Network Configuration Discovery
T1422

Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs

persistence

Broadcast Receivers

T1624.001

description	ioc	Process
Framework service call	android.app.IActivityManager.registerReceiver	com.robux.freecalc.de

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

impact

Data Encrypted for Impact

T1471

description	ioc	Process
Framework API call	javax.crypto.Cipher.doFinal	com.robux.freecalc.de

Checks CPU information 2 TTPs 1 IoCs

System Checks

T1633.001

System Information Discovery

T1426

description	ioc	Process
File opened for read	/proc/cpuinfo	com.robux.freecalc.de

Checks memory information 2 TTPs 1 IoCs

System Checks

T1633.001

System Information Discovery

T1426

description	ioc	Process
File opened for read	/proc/meminfo	com.robux.freecalc.de

com.robux.freecalc.de
1⤵
- Checks if the Android device is rooted.
- Loads dropped Dex/Jar
- Obtains sensitive information copied to the device clipboard
- Queries information about running processes on the device
- Queries information about active data network
- Queries the mobile country code (MCC)
- Registers a broadcast receiver at runtime (usually for listening for system events)
- Uses Crypto APIs (Might try to encrypt user data)
- Checks CPU information
- Checks memory information
PID:5061

Network

MITRE ATT&CK Mobile v15

Initial Access

Execution

Persistence

Event Triggered Execution

1

T1624

Broadcast Receivers

1

T1624.001

Privilege Escalation

Defense Evasion

Download New Code at Runtime

1

T1407

Virtualization/Sandbox Evasion

2

T1633

System Checks

2

T1633.001

Credential Access

Clipboard Data

1

T1414

Discovery

Process Discovery

1

T1424

System Information Discovery

3

T1426

System Network Configuration Discovery

2

T1422

System Network Connections Discovery

1

T1421

Lateral Movement

Collection

Clipboard Data

1

T1414

Command and Control

Exfiltration

Impact

Data Encrypted for Impact

1

T1471

Data Manipulation

1

T1641

Transmitted Data Manipulation

1

T1641.001

Replay Monitor

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Downloads

/data/data/com.robux.freecalc.de/cache/1633031840514.jar

Filesize
9KB

MD5
af1f7507b04b896dc31dc05d6ab5c0e9

SHA1
f8a8409a9bcb3e3163b0098e432f061ae1c300d8

SHA256
51dd5ff34a950c026bd39ba3b923c4c47126c097e844951ab1b71ea7c0ed824f

SHA512
14d9057dadb87ae71e9dab793092b551cd97e42bc6bdbdef57e93d676b7c8f918719e5b7b232ec55ecd0c4d10bb99e84f84b071d182e2bfe214aab7ca0fddaec

Download Submit
/data/data/com.robux.freecalc.de/files/audience_network.dex

Filesize
3.2MB

MD5
692c6b1b89702297c59bd34c4bd1fa53

SHA1
f38cac946f03d7e869018acbdfe0ed272e11b106

SHA256
920e465a87a2409fc8d7186ea4e319c613c04d156bec75e8b91cb4d07b1deb75

SHA512
927048402fb314ef2624776b27317a6f996ea6b3d697d66b8b213d5be9559f24ae0dca8d2f8a9350d32310b8cab071933936640641d297ba522b3af60424df63

Download Submit
/data/data/com.robux.freecalc.de/no_backup/androidx.work.workdb

Filesize
4KB

MD5
f2b4b0190b9f384ca885f0c8c9b14700

SHA1
934ff2646757b5b6e7f20f6a0aa76c7f995d9361

SHA256
0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

SHA512
ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

Download Submit
/data/data/com.robux.freecalc.de/no_backup/androidx.work.workdb-journal

Filesize
512B

MD5
16ec7fe574d59e5faf825465b3da10cb

SHA1
48c44c5b35e55bac1842e2dd143ca10d8ca80ada

SHA256
df907c7f4ea8b82b4dce8c6277406498223db694ca22cfb3de7bf3ad76b13703

SHA512
d3bddff454253b4d38f87fb32cd007b7962baa059dcc8f09f69288a0b02e48f061e6bc53898d847f67c0aa912d0c3fbeaf7dff367120cfd62aa7ec3132a94815

Download Submit
/data/data/com.robux.freecalc.de/no_backup/androidx.work.workdb-shm

Filesize
32KB

MD5
bb7df04e1b0a2570657527a7e108ae23

SHA1
5188431849b4613152fd7bdba6a3ff0a4fd6424b

SHA256
c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

SHA512
768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

Download Submit
/data/data/com.robux.freecalc.de/no_backup/androidx.work.workdb-wal

Filesize
16KB

MD5
22089f8a3a7974be61f1e4dfd1f9bffc

SHA1
38f2d715f8dc7cd3a3c833c00dc64687c05e0cb2

SHA256
887283d6a35e17e0a7e477ee55248154b361f30490a6584a675f35f687ab25f0

SHA512
046c374a84b593c7699f2cc6808055f1a82e88f53505926e92ac46b4499cfa1fc997fee3b03de2c51fa736c694b194d5589cfe54796a4f5cd5b82dbe2f362607

Download Submit
/data/data/com.robux.freecalc.de/no_backup/androidx.work.workdb-wal

Filesize
108KB

MD5
74d71192f05c2e826ec9387a39ea45a5

SHA1
4057f8afd17b4af1eb0ea78b7bd48ad4069c904d

SHA256
74c8b46f11e471ee706f2c14360c8213cd431de9334c3cec4a02ab3414a4cf1e

SHA512
07914225563f187b21278fd63a3c269ddb6edccb79f48b70fe54f242f76acc57f17a9e3b60441d7275252e132fe532765d2162ab44739c6ab7134b088e20a18f

Download Submit
/data/user/0/com.robux.freecalc.de/cache/1633031840514.jar

Filesize
19KB

MD5
38c960945cceba468ee4f1772abb99cb

SHA1
c7c2d5bdc5d06a5f43c24809602d0f2d2ba8e62b

SHA256
b8d90074a4efd78bcdecc27a24d4249d53b0b76134590750733d1136d9ad964e

SHA512
efa6c5518308ded2af559bdf6276176be8f7067dd1a486dc7f23395435a2cfca4f40106275e38ae126b52d943fced8383f92469c734f3b721cfcc78db400e1f9

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Mobile v15

Replay Monitor

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Downloads