octo | 3b7b6ce960b2289ed54a3c8a169b88f3a3ee715afbf66e37c2feb075db461fef

Analysis

max time kernel
148s
max time network
130s
platform
android_x86
resource
android-x86-arm-20240624-en
resource tags

androidarch:armarch:x86image:android-x86-arm-20240624-enlocale:en-usos:android-9-x86system
submitted
09-12-2024 22:13

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General

Target

3b7b6ce960b2289ed54a3c8a169b88f3a3ee715afbf66e37c2feb075db461fef.apk
Size

2.4MB
MD5

168ac0aa8bba38fbf95bc4741d0ae800
SHA1

0dfe55e531f88d8f3361a67a1355f7045f0cf498
SHA256

3b7b6ce960b2289ed54a3c8a169b88f3a3ee715afbf66e37c2feb075db461fef
SHA512

ffed6d463db6edb815c0cde93620d0835225e1105ad5a4f8fb232f92c805e99317ab3ef237415b4270d522d57d45ac49cde086464fb547aa7a24d7fc1af2e0a5
SSDEEP

49152:1Q2XkuGHWvwmqAb/7ubbMZ9c/qDAMF9tRRsQvIz8O021zelOuZTY:LAHbmqAb7ubAZ9c/fs99Ry9uJY

Score

10^/10

octo banker collection credential_access discovery evasion impact infostealer persistence rat trojan

Malware Config

Extracted

Family

octo

https://332137453981d0595033c23.com/MzQ3NjU5NDBhMjNj/

https://34437453981d0595033c23.com/MzQ3NjU5NDBhMjNj/

https://3637453981d0595033c23.com/MzQ3NjU5NDBhMjNj/

https://8237453981d0595033c23.com/MzQ3NjU5NDBhMjNj/

https://62333981d0595033c23.com/MzQ3NjU5NDBhMjNj/

https://6255553981d0595033c23.com/MzQ3NjU5NDBhMjNj/

rc4.plain

Extracted

Family

octo

https://332137453981d0595033c23.com/MzQ3NjU5NDBhMjNj/

https://34437453981d0595033c23.com/MzQ3NjU5NDBhMjNj/

https://3637453981d0595033c23.com/MzQ3NjU5NDBhMjNj/

https://8237453981d0595033c23.com/MzQ3NjU5NDBhMjNj/

https://62333981d0595033c23.com/MzQ3NjU5NDBhMjNj/

https://6255553981d0595033c23.com/MzQ3NjU5NDBhMjNj/

AES_key

Signatures

Octo
Octo is a banking malware with remote access capabilities first seen in April 2022.
banker trojan infostealer rat octo
Octo family
octo

Octo payload 1 IoCs

resource	yara_rule
behavioral1/files/fstream-1.dat	family_octo

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.lowpower27/cache/tdxwzmoesknq	4254	com.lowpower27
/data/user/0/com.lowpower27/cache/tdxwzmoesknq	4254	com.lowpower27

Makes use of the framework's Accessibility service 4 TTPs 2 IoCs

Retrieves information displayed on the phone screen using AccessibilityService.

collection evasion credential_access

Input Injection

T1516

Screen Capture

T1513

Keylogging

T1417.001

GUI Input Capture

T1417.002

description	ioc	Process
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId	com.lowpower27
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId	com.lowpower27

Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps) 1 TTPs
banker discovery

Security Software Discovery
T1418.001
Queries the phone number (MSISDN for GSM devices) 1 TTPs
discovery

System Network Configuration Discovery
T1422

Acquires the wake lock 1 IoCs

description	ioc	Process
Framework service call	android.os.IPowerManager.acquireWakeLock	com.lowpower27

Makes use of the framework's foreground persistence service 1 TTPs 1 IoCs

Application may abuse the framework's foreground service to continue running in the foreground.

evasion persistence

Foreground Persistence

T1541

description	ioc	Process
Framework service call	android.app.IActivityManager.setServiceForeground	com.lowpower27

Performs UI accessibility actions on behalf of the user 1 TTPs 5 IoCs

Application may abuse the accessibility service to prevent their removal.

evasion

Prevent Application Removal

T1629.001

ioc	Process
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.lowpower27
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.lowpower27
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.lowpower27
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.lowpower27
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.lowpower27

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.lowpower27

Queries the unique device ID (IMEI, MEID, IMSI) 1 TTPs
discovery

System Network Configuration Discovery
T1422
Reads information about phone network operator. 1 TTPs
discovery

System Network Configuration Discovery
T1422

Requests accessing notifications (often used to intercept notifications before users become aware). 1 TTPs 1 IoCs

collection credential_access

Access Notifications

T1517

description	ioc	Process
Intent action	android.settings.ACTION_NOTIFICATION_LISTENER_SETTINGS	com.lowpower27

Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs

evasion

User Evasion

T1628.002

description	ioc	Process
Intent action	android.settings.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS	com.lowpower27

Requests modifying system settings. 1 IoCs

evasion

description	ioc	Process
Intent action	android.settings.action.MANAGE_WRITE_SETTINGS	com.lowpower27

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.lowpower27

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.lowpower27

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.lowpower27

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.lowpower27

com.lowpower27
1⤵
- Loads dropped Dex/Jar
- Makes use of the framework's Accessibility service
- Acquires the wake lock
- Makes use of the framework's foreground persistence service
- Performs UI accessibility actions on behalf of the user
- Queries the mobile country code (MCC)
- Requests accessing notifications (often used to intercept notifications before users become aware).
- Requests disabling of battery optimizations (often used to enable hiding in the background).
- Requests modifying system settings.
- 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:4254

Network

MITRE ATT&CK Mobile v15

Initial Access

Execution

Persistence

Event Triggered Execution

T1624

Broadcast Receivers

T1624.001

Foreground Persistence

T1541

Privilege Escalation

Defense Evasion

Download New Code at Runtime

T1407

Foreground Persistence

T1541

Hide Artifacts

T1628

User Evasion

T1628.002

Impair Defenses

T1629

Prevent Application Removal

T1629.001

Input Injection

T1516

Virtualization/Sandbox Evasion

T1633

System Checks

T1633.001

Credential Access

Access Notifications

T1517

Input Capture

T1417

GUI Input Capture

T1417.002

Keylogging

T1417.001

Discovery

Software Discovery

T1418

Security Software Discovery

T1418.001

System Information Discovery

T1426

System Network Configuration Discovery

T1422

Lateral Movement

Collection

Access Notifications

T1517

Input Capture

T1417

GUI Input Capture

T1417.002

Keylogging

T1417.001

Screen Capture

T1513

Command and Control

Exfiltration

Impact

Data Encrypted for Impact

T1471

Input Injection

T1516

Replay Monitor

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Downloads

/data/data/com.lowpower27/cache/oat/tdxwzmoesknq.cur.prof

Filesize
492B

MD5
a22f0d110e45ad331781488498620083

SHA1
a90ecde6ba106e9ed5b4277a5722cd167b2155a3

SHA256
44b4c62c063f4cc856347b2ff27b339ccfa63a5b67778a0b07ae6b81504ba3d2

SHA512
fe81c34de5f2db52c7ed1284a697fd5813f29930b02459176f2831e2cb0bc0e1859a26304a01fadf522df6555cf10d103e85c961397ff2269434d8cfec74f414

Download Submit
/data/data/com.lowpower27/cache/tdxwzmoesknq

Filesize
2.3MB

MD5
f275d01e68b41ad3f7d1a2ca168fc6cd

SHA1
f014f72fc29ad58c42e6a9c20eccc4fbf93fa7ef

SHA256
7c160980b6f66198e69e2294b6b2f4a28361ee469dd774ec65f0ac3e7bc1a84f

SHA512
4a04b86557004d1fafbc2973cbc53aff9b619e6e0a6f9c066a76469e569dfe24e404cee048f61a8c2977ae732ba37e5fd59e2919535d7a7265897ddc7a681599

Download Submit
/data/data/com.lowpower27/kl.txt

Filesize
28B

MD5
6311c3fd15588bb5c126e6c28ff5fffe

SHA1
ce81d136fce31779f4dd62e20bdaf99c91e2fc57

SHA256
8b82f6032e29a2b5c96031a3630fb6173d12ff0295bc20bb21b877d08f0812d8

SHA512
2975fe2e94b6a8adc9cfc1a865ad113772b54572883a537b02a16dd2d029c0f7d9cca3b154fd849bdfe978e18b396bcf9fa6e67e7c61f92bdc089a29a9c355c6

Download Submit
/data/data/com.lowpower27/kl.txt

Filesize
63B

MD5
a3d14b8a44e9fc18d2c7c68b7ae39c8b

SHA1
703be2299bde3ed300d93e037b1284c36404ead0

SHA256
eec694b7f1cabae80fd145086b2182680638b510f42c6437ec08d46413290ab9

SHA512
21527a6203bd128ef7161a8d243d990d54b5f618eeacaa1f1da357fdf2208d0edff4174af9a11f36ba5b9992c47943fbcafed5242f1065f70eccad119deb6239

Download Submit
/data/data/com.lowpower27/kl.txt

Filesize
230B

MD5
03acc0069c2bf13b3fba49fe5b3a2589

SHA1
eee967efb155695d5f2045dd58f1c56090dff59a

SHA256
5c0638eef83fe2d2583c2c51beb7cab75972d118183f152db884854615150ddc

SHA512
903e0b93884b581faa7df73743957e7be4b76fafa7ded118ba161c4f8b241875b1b48cbb336ba34dad6f5881456b41001b568419b07fcf44be87239027e112b1

Download Submit
/data/data/com.lowpower27/kl.txt

Filesize
54B

MD5
8843fdef66ec0740a4d0f7d1ce6f59fd

SHA1
5cc37da03fe6c20c536524d7764f8551a3a12971

SHA256
cbd47fea1cc2ca2caef44d2e70709cb6a0f028763a577e238f7eecf555b3f5c0

SHA512
d8fd6192dcea258fc2fe999a30995c58c4b021b820bf4ea518c18c02e4fb17753507d71b6953e347108ccd11a23d247012427b3cbb1ffd6a8be0d0c422438c7d

Download Submit
/data/data/com.lowpower27/kl.txt

Filesize
423B

MD5
6bf9e7ca3ca9efe54622f2c9335cf695

SHA1
53cca2311eae2ef763ec22ccf93c69cbef05cbaa

SHA256
b2882e681a67f41335f2d4c81d4ccb6ff9bbb7603a71d1e836b4d57114838cd5

SHA512
e6bc48cf4ffd7f2f723e2fb43d3033298299f501c76f77c38010633172e662ee71db81e24e990e8ddcbbc155334cb94bff965e71b5492be06e7b648a61db918a

Download Submit

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Mobile v15

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Downloads