octo | 3bb3d715b393d3a37217363bc0dd424927ed0f9e97b41666dc74cb756a452ed5

Analysis

max time kernel
144s
max time network
137s
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 22:11

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General

Target

3bb3d715b393d3a37217363bc0dd424927ed0f9e97b41666dc74cb756a452ed5.apk
Size

2.4MB
MD5

26810cfa9fc65333df0d7ca256c006f8
SHA1

d6a413a10b86c060607accc60dd3485fb660466e
SHA256

3bb3d715b393d3a37217363bc0dd424927ed0f9e97b41666dc74cb756a452ed5
SHA512

d30f149d7a8737b495b524929c295463c3800b09d56d1bd4cdf0128f3500a3d6ad7b523accbf79e88eb6253b3019c312cdece87498208710f63f8de141071b4d
SSDEEP

49152:l2FxvWPY8mli9sdrDCVF26AMRga9rEI2JGRItS3ZcUqstkQGSWxB:88rmli2dfMTAkP5FquSUq6GBB

Score

10^/10

octo banker collection credential_access discovery evasion impact infostealer persistence rat stealth trojan

Malware Config

Extracted

Family

octo

https://zzd768db37e5e2f5a7fbc0fe1fee5b311.com/YzhkZjQwNDRkN2Uy/

https://22d768db37e5e2f5a7fbc0fe1fee5b311.com/YzhkZjQwNDRkN2Uy/

https://34d768db37e5e2f5a7fbc0fe1fee5b311.com/YzhkZjQwNDRkN2Uy/

https://as4d768db37e5e2f5a7fbc0fe1fee5b311.com/YzhkZjQwNDRkN2Uy/

https://4d768db37e5e2f5a7fbc0fe1fee5b311.com/YzhkZjQwNDRkN2Uy/

https://44768db37e5e2f5a7fbc0fe1fee5b311.com/YzhkZjQwNDRkN2Uy/

https://466db37e5e2f5a7fbc0fe1fee5b311.com/YzhkZjQwNDRkN2Uy/

rc4.plain

Extracted

Family

octo

https://zzd768db37e5e2f5a7fbc0fe1fee5b311.com/YzhkZjQwNDRkN2Uy/

https://22d768db37e5e2f5a7fbc0fe1fee5b311.com/YzhkZjQwNDRkN2Uy/

https://34d768db37e5e2f5a7fbc0fe1fee5b311.com/YzhkZjQwNDRkN2Uy/

https://as4d768db37e5e2f5a7fbc0fe1fee5b311.com/YzhkZjQwNDRkN2Uy/

https://4d768db37e5e2f5a7fbc0fe1fee5b311.com/YzhkZjQwNDRkN2Uy/

https://44768db37e5e2f5a7fbc0fe1fee5b311.com/YzhkZjQwNDRkN2Uy/

https://466db37e5e2f5a7fbc0fe1fee5b311.com/YzhkZjQwNDRkN2Uy/

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

Removes its main activity from the application launcher 1 TTPs 1 IoCs

stealth trojan evasion

Suppress Application Icon

T1628.001

pid	Process
4221	com.themam9

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.themam9/cache/vkldqj	4221	com.themam9
/data/user/0/com.themam9/cache/vkldqj	4221	com.themam9

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.themam9
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId	com.themam9

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.themam9

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.themam9

Performs UI accessibility actions on behalf of the user 1 TTPs 4 IoCs

Application may abuse the accessibility service to prevent their removal.

evasion

Prevent Application Removal

T1629.001

ioc	Process
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.themam9
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.themam9
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.themam9
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.themam9

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.themam9

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.themam9

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.themam9

Requests modifying system settings. 1 IoCs

evasion

description	ioc	Process
Intent action	android.settings.action.MANAGE_WRITE_SETTINGS	com.themam9

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.themam9

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.themam9

com.themam9
1⤵
- Removes its main activity from the application launcher
- 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)
PID:4221

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

Suppress Application Icon

T1628.001

User Evasion

T1628.002

Impair Defenses

T1629

Prevent Application Removal

T1629.001

Input Injection

T1516

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 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.themam9/cache/oat/vkldqj.cur.prof

Filesize
521B

MD5
7647be8443cc563e57363bf2f7b51d9b

SHA1
7ca25145c5ac6411be6195e317de3577b1e86c7e

SHA256
4aae4c9da1d5fb4ad429ee82cb3d84411bbace2fa5c3acb57e3c9197387145a9

SHA512
28b89cb39348608769d814b4dc41ac9d48db6fde783ade044e502bceed3bd529f271d969b49a375362e8df31751c677b0c43e70a0808fc712b2b3d5ea2dfc65b

Download Submit
/data/data/com.themam9/cache/vkldqj

Filesize
2.3MB

MD5
2b0ddc0ddce2d0433ac598557ca26cab

SHA1
316b0dd774af7611c206a5765dd5494d2bb3096e

SHA256
3a1644e731f9aa00520f7b51b461b3dc5a7c6f46bcd6ce5d49440a16359a8558

SHA512
606fbc9f56b1b964c9d2ead6b62d6fa590657e6da686583c5ed1ad5a413160eff5b0e7ba6a8b26d2867a531b36141c80f79969818145ee3cc1818fb89359497c

Download Submit
/data/data/com.themam9/kl.txt

Filesize
237B

MD5
ba17ab7256c8997fa417a5b4136187c2

SHA1
79f8f4fe51acfd131e6a7cb5e5bee6686e0d5231

SHA256
3e6552611485d715f4817ca426822fd90c8be495082b7370a583c976d0da5d51

SHA512
883bc135ae5e783447ae7a35ad88f7a9d1c32038b45150bb15e6cb1ed6cad895c89a0ac3737075cd1b31bdc5eeb63f896876807e6537ffc4ae4ce028f4f04972

Download Submit
/data/data/com.themam9/kl.txt

Filesize
54B

MD5
8ced044a4fbd3ca01fc303e146a6f302

SHA1
1370eb2df46723827738ac5e5eb402d4eb4017b8

SHA256
e088633867102d976ab6692152566fbc42256887008f5e60d19b236c5ca8289c

SHA512
011903f5a6657c7ecd4fb9a8cf22ed2a599289e66b793f992029459860676e11b674a9a4d9b7b4456c62e37a62766c1caced2aca5eae5c235c3dbd06ee6c2e5e

Download Submit
/data/data/com.themam9/kl.txt

Filesize
68B

MD5
26d637ce1a6a67585ce296d93a2f645d

SHA1
edf174a28ba73a443892f9045dd658d1f1ba2ff5

SHA256
084bd57c68e29af56d09b9c38f60b3331a4a80268c76c1e33a247633b6f46944

SHA512
a80c00a90dd151e4bd95986cc2bc75d81b4aa083bafc616affb5f36e8e59657126d88e3df57959deff87055900200ce736c8e47a91db1099ff81a0df13fb53f5

Download Submit
/data/data/com.themam9/kl.txt

Filesize
63B

MD5
4f516a37df7091c98b8e2409f47ecfe3

SHA1
b7639157124026b47d3dce9078f126cb0ed25949

SHA256
7d1bca9f38ba03f4efed03c95e978c4eb4d9d52b2f93868ce080d7d416f8b0a1

SHA512
8225b6779b36b0a531c8b3296fb13d7855ae8e237615a5b334ece6d466f5fed210fe7d0079da9e61051344b7e6f1b4df0d77be4ac448b8e1a7e22aa8e9c69d47

Download Submit
/data/data/com.themam9/kl.txt

Filesize
437B

MD5
4582d4fc6dfbd71d42106d438cb48e08

SHA1
ac5ac5021ee6293e42fd1c8950479b5b37017d86

SHA256
131dbdbe2124cc07a459c0e88604facc9f2eaf71dbe97424be34be4686a7220b

SHA512
e53b13bb5c968ecf552c7e86c7f2d8b40553f1cc569417e0224f3214b84de4bba8686b017ec2631b487610aee5ab7b193bb3b8e2b82bd8a31cede4ba6c3c4b78

Download Submit

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Mobile v15

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Downloads