4ae681ce52b795fca62ca8a2242182c10d40cfa773a2d6de6a2b46707493fb2a

General

Target

dc5098f80a671f955e07a5b809c4b320_JaffaCakes118.apk
Size

13.5MB
MD5

dc5098f80a671f955e07a5b809c4b320
SHA1

a1ee4f6c837d16091d73283b215a3ae9024a8d6c
SHA256

4ae681ce52b795fca62ca8a2242182c10d40cfa773a2d6de6a2b46707493fb2a
SHA512

95b8119fc8de110cb126af84e8bd440ddcf0040fa9e6cad00a23f812ac4908cbaaa84e6814caf117d98e7569e18b0114ee09b66fb3ecf5637a06131fd0e85e35
SSDEEP

196608:KmablSPeApmGWxwETnK6CNZoioRVdIDuF1qT5aeONWbWceGDODXrsxV6e2pzvjAy:KmDP9p96waKvNZIta6+OHGmrS2LjAy

Score

7^/10

evasion impact

Malware Config

Signatures

Loads dropped Dex/Jar 1 TTPs 2 IoCs

Runs executable file dropped to the device during analysis.

evasion

Download New Code at Runtime

T1407

ioc	pid	Process
/data/user/0/com.moyoufang.cathgrtf/app_qsaojm/classes.jar	4287	/system/bin/dex2oat --instruction-set=x86 --instruction-set-features=ssse3,-sse4.1,-sse4.2,-avx,-avx2,-popcnt --runtime-arg -Xhidden-api-checks --runtime-arg -Xrelocate --boot-image=/system/framework/boot.art --runtime-arg -Xms64m --runtime-arg -Xmx512m --instruction-set-variant=x86 --instruction-set-features=default --inline-max-code-units=0 --compact-dex-level=none --dex-file=/data/user/0/com.moyoufang.cathgrtf/app_qsaojm/classes.jar --output-vdex-fd=49 --oat-fd=50 --oat-location=/data/user/0/com.moyoufang.cathgrtf/app_qsaojm/oat/x86/classes.odex --compiler-filter=quicken --class-loader-context=&
/data/user/0/com.moyoufang.cathgrtf/app_qsaojm/classes.jar	4255	com.moyoufang.cathgrtf

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.moyoufang.cathgrtf

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.moyoufang.cathgrtf

com.moyoufang.cathgrtf
1⤵
- Loads dropped Dex/Jar
- Uses Crypto APIs (Might try to encrypt user data)
- Checks CPU information
PID:4255
- /system/bin/dex2oat --instruction-set=x86 --instruction-set-features=ssse3,-sse4.1,-sse4.2,-avx,-avx2,-popcnt --runtime-arg -Xhidden-api-checks --runtime-arg -Xrelocate --boot-image=/system/framework/boot.art --runtime-arg -Xms64m --runtime-arg -Xmx512m --instruction-set-variant=x86 --instruction-set-features=default --inline-max-code-units=0 --compact-dex-level=none --dex-file=/data/user/0/com.moyoufang.cathgrtf/app_qsaojm/classes.jar --output-vdex-fd=49 --oat-fd=50 --oat-location=/data/user/0/com.moyoufang.cathgrtf/app_qsaojm/oat/x86/classes.odex --compiler-filter=quicken --class-loader-context=&
  2⤵
  - Loads dropped Dex/Jar
  PID:4287

Network

MITRE ATT&CK Mobile v15

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Download New Code at Runtime

1

T1407

Virtualization/Sandbox Evasion

1

T1633

System Checks

1

T1633.001

Credential Access

Discovery

System Information Discovery

1

T1426

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Data Encrypted for Impact

1

T1471

Replay Monitor

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Downloads

/data/data/com.moyoufang.cathgrtf/app_qsaojm/classes.jar

Filesize
67KB

MD5
64ff1c82604a9eb14561ed15c8c310ea

SHA1
6b21fde3a3e0615f96e66280dcbbd531ffb2dcd4

SHA256
e7e41b7128c8bcefc7f8fe74f9e998f2d0682cb08b29afeb84b84c036228f239

SHA512
9d5fb2ab9361a217a1205d474db2adad391dcc7978fb5cfad88f0506adc8faa015b29ae3aad16523be0d1a07f9138ea77b1ace4d480559a57fe2421dc50d9a36

Download Submit
/data/data/com.moyoufang.cathgrtf/databases/dbiwek

Filesize
4KB

MD5
f2b4b0190b9f384ca885f0c8c9b14700

SHA1
934ff2646757b5b6e7f20f6a0aa76c7f995d9361

SHA256
0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

SHA512
ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

Download Submit
/data/data/com.moyoufang.cathgrtf/databases/dbiwek-journal

Filesize
512B

MD5
9c10a153054fe275a528cfdabaf2c7b7

SHA1
4592ed9d6689ebbfe3e3e9f752ff09e405d14ae8

SHA256
803205a60d6a2d5b6ed59ea81a86a1f1d831061d9eb2921ce8150232ed46ce77

SHA512
5420be6c384b162be96901f8455821faf8afb6114b178a5e97ac3b3b4a2e0d1a6e22447582f2106ff14f6037f68588ad08dac406f8f6e0a0bbe803fc2db8120b

Download Submit
/data/data/com.moyoufang.cathgrtf/databases/dbiwek-shm

Filesize
28KB

MD5
cf845a781c107ec1346e849c9dd1b7e8

SHA1
b44ccc7f7d519352422e59ee8b0bdbac881768a7

SHA256
18619b678a5c207a971a0aa931604f48162e307c57ecdec450d5f095fe9f32c7

SHA512
4802861ea06dc7fb85229a3c8f04e707a084f1ba516510c6f269821b33c8ee4ebf495258fe5bee4850668a5aac1a45f0edf51580da13b7ee160a29d067c67612

Download Submit
/data/data/com.moyoufang.cathgrtf/databases/dbiwek-wal

Filesize
148KB

MD5
4d82c601e95212e1f3ffbfa0da27d81d

SHA1
ad91ed6354a4c28d9554fbcb0ff862ef2c3f4c1f

SHA256
8a3a41cd35a7d10b6fd59c99accb7d14810c054ca3b4dbc77399277f7dddda6a

SHA512
b54c497101d8bc51d415734aaf74a34a763b50211aa1099d16ffea3456ea3ae6c7162edeada664e21bfb2851b8ac7e181ec8602034def6bad43beebe314ddd9e

Download Submit
/data/user/0/com.moyoufang.cathgrtf/app_qsaojm/classes.jar

Filesize
158KB

MD5
d7ccd62aa5830b7b598b5a7eac4422a7

SHA1
b3eec7571a72d886f59645b40b92829562fb4dcb

SHA256
2dd7f5d95d3989645366b9c5eb016aae36213a6cda739878a5253cf37ddbfcfc

SHA512
61208cc00c43ea1637f4a11754e2e1daf9c8c07a1ed79c73a3b9057a0e682293003142ac6305c99149a88f83cbc275febcff5cde02da0c3bfbc3b066c6f85ad2

Download Submit
/data/user/0/com.moyoufang.cathgrtf/app_qsaojm/classes.jar

Filesize
158KB

MD5
e846192989ec64243fd983c5a3490120

SHA1
f50f90c23c98cc8b308ea67367c7d2669605d0a0

SHA256
a0bddbc1d445292ae8bd615593d692480cc1afaa7597544ec87397b5700d7555

SHA512
fb3162937cefe90c8bd9a23392d30311126215ab4e1c052b59018fb7f72ca260ead2ab12657e78a201e2c9f4b438d8c3aac6605007f8d25ee12ac0bea6437c88

Download Submit

Analysis

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