octo | 3e2a43d7889e7ed0c54c926c76978fb0e3785418c375c4e85c6aa43d6ba2165c

Analysis

max time kernel
149s
max time network
158s
platform
android_x64
resource
android-x64-arm64-20240624-en
resource tags

androidarch:armarch:arm64arch:x64arch:x86image:android-x64-arm64-20240624-enlocale:en-usos:android-11-x64system
submitted
20-11-2024 02:00

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General

Target

base.apk
Size

7.4MB
MD5

1f69da93d6390a1a8d7b9c5bbe00a216
SHA1

ab7604bb897acce353d5e6daddfb367b105a6658
SHA256

7cd88b2bdaf20440113eba9e804286c061f465f5729fb9c3388b7e27a1565b7d
SHA512

9dbda31e57f469d2254c569a488e870167bf70189dea20df47d7cc1a8e305b1a24823bcacce6296ef36595171a615a16a48cb00b33c1472d896122df8af0d7ab
SSDEEP

49152:O15qVGjHdLuywEpKPV3XKs8XRsEXoq45iS7xrG+vDwY4QjVKScyGNjBn39m5Fw8X:O1iO7fpOV3X6Rsr5iSRGDOVKLTceM

Score

10^/10

octo banker collection credential_access discovery evasion impact infostealer persistence rat trojan

Malware Config

Extracted

Family

octo

https://500e563f6f9a39c838ffcd3f8dd2c2d7.com

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
behavioral4/memory/4621-1.dex	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.clphone_new1/app_spawn/IPgq.json	4621	com.clphone_new1
/data/user/0/com.clphone_new1/[email protected]	4621	com.clphone_new1

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.findAccessibilityNodeInfoByAccessibilityId	com.clphone_new1
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId	com.clphone_new1

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.clphone_new1

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.clphone_new1

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.clphone_new1

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.clphone_new1

Reads information about phone network operator. 1 TTPs
discovery

System Network Configuration Discovery
T1422

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.clphone_new1

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.clphone_new1

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.clphone_new1

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.clphone_new1

com.clphone_new1
1⤵
- Loads dropped Dex/Jar
- Makes use of the framework's Accessibility service
- Obtains sensitive information copied to the device clipboard
- Acquires the wake lock
- Makes use of the framework's foreground persistence service
- Queries the mobile country code (MCC)
- Requests disabling of battery optimizations (often used to enable hiding in the background).
- Uses Crypto APIs (Might try to encrypt user data)
- Checks CPU information
- Checks memory information
PID:4621

Network

MITRE ATT&CK Mobile v15

Initial Access

Execution

Persistence

Foreground Persistence

T1541

Privilege Escalation

Defense Evasion

Download New Code at Runtime

T1407

Foreground Persistence

T1541

Hide Artifacts

T1628

User Evasion

T1628.002

Input Injection

T1516

Virtualization/Sandbox Evasion

T1633

System Checks

T1633.001

Credential Access

Clipboard Data

T1414

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

Clipboard Data

T1414

Input Capture

T1417

GUI Input Capture

T1417.002

Keylogging

T1417.001

Screen Capture

T1513

Command and Control

Exfiltration

Impact

Data Encrypted for Impact

T1471

Data Manipulation

T1641

Transmitted Data Manipulation

T1641.001

Input Injection

T1516

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Downloads

/data/data/com.clphone_new1/.global.com.clphone_new1

Filesize
48B

MD5
046a414913add6f5bb60072c7db819b6

SHA1
451ee4f6809260aec622d772fd329c7d0297a842

SHA256
b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a

SHA512
4e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c

Download Submit
/data/data/com.clphone_new1/app_spawn/IPgq.json

Filesize
1005B

MD5
9b9a3cd81d7d261b9c8dd48a91037768

SHA1
f82f3ef429ed8e39cafece115b1dacb540843d69

SHA256
86a5d8a4318b5e482a0d77f046980f30db924c4c4c8a12fa80c7673be5db9d59

SHA512
9f79d41000593883c7eda8143e688177f30622df6fbdbfba46b139bad923ac60088e54b0f09ec9be863d6ba7c677301f7c2e2e1dd48aef49f1674870254e8729

Download Submit
/data/data/com.clphone_new1/app_spawn/IPgq.json

Filesize
1005B

MD5
32285e0b133bb0f99c9bf10e880ea5a1

SHA1
0f1cfb5098de4dcd0cf08a3692afcd361e9ea7f1

SHA256
401e080c89bd87e3063fc343f591afde7ed683ee01783d7ee0e0af5b4c79253e

SHA512
de73074c06341acdccf6a1bc436b9b7c559b205528d956ccba9d35309ec2c13f737d95101c1f1e1c5127ab7419a3cb933582719c11c67c5a60ef9899b5f03d98

Download Submit
/data/data/com.clphone_new1/files/.i

Filesize
322KB

MD5
77dc50489b9323274732d27dc8a4e803

SHA1
0e02a3595b62489d0739d771881da8604d117c65

SHA256
c5684e792d1ebefea6aac09fed45911703fd58c899f8a08133d49dd91429a820

SHA512
0684a92f3e9c525384cfa53f531afba61e5930e1c27032a7e27e3315f72761b62e122dc34768d8162ba08f9bed53d148aa8dc034b46456bdd211f230637eba58

Download Submit
/data/data/com.clphone_new1/oat/x86_64/[email protected]

Filesize
467B

MD5
af0962fced9629087072832a254f85ca

SHA1
2d29c37fa7b6d817f1b61a167de86b447025a73f

SHA256
e3e288978abe498bbd9e8e00fb0d8a4900a868044680460128a48b7d39bbd91f

SHA512
8cd14f3eb05dfc9ecd4330117859c6495925935d40c873f2bef4f442d3f4fba6f7b3b40c5069b6273896bed23f982cf8d1c3264e396b1bd7df546602d59e8b01

Download Submit
/data/user/0/com.clphone_new1/[email protected]

Filesize
525KB

MD5
e382217be6b81b82eb84ab293937c2a8

SHA1
b261d01dcfbf21eab62b56f8eb0a2c023b2a42d6

SHA256
029fe892400ace26bc348095dd6f35fb957b99d46dc870059ba0b2aece259111

SHA512
85093ff904c4ee84fb94b9568ff989d0f7acab04a282d133c74298b04d4a6aa99d66ca715ae226531d11a20065cbe292a13717c5bc3c71df72469ca336ca9e16

Download Submit
/data/user/0/com.clphone_new1/app_spawn/IPgq.json

Filesize
1KB

MD5
c7b731a5c62050b5347a9579d33bf74e

SHA1
8d0caf7da0182a85cf04432fddf2de9895da526a

SHA256
54a3ca49bad96bf95f39a398b2bdcc2834565b6b0381aed5c80e14ed52b1d01f

SHA512
43faf474edd98c482b2761c52ef981c4f3cfba6184683de4410438fab8eee6ff15190177935a690a1653cb3bfc298ed1c47c63c9f84306c03c1e7257ff6dc954

Download Submit

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Mobile v15

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Downloads