octo | 89b396a636ae944b06cc735da338d795eceb3bf4aa18a504755e61ac66423b37

Analysis

max time kernel
17s
max time network
27s
platform
android-9_x86
resource
android-x86-arm-20240910-en
resource tags

arch:armarch:x86image:android-x86-arm-20240910-enlocale:en-usos:android-9-x86system
submitted
16-12-2024 03:06

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General

Target

89b396a636ae944b06cc735da338d795eceb3bf4aa18a504755e61ac66423b37.apk
Size

7.2MB
MD5

75a4a4defb0f3603d5037b7a887dfd72
SHA1

6dbd9b0c523170a5c50def6982597f1677a75f15
SHA256

89b396a636ae944b06cc735da338d795eceb3bf4aa18a504755e61ac66423b37
SHA512

8689c254f3ff8d555439b5f7482e3644922a105dba81d1fed6cd36b787a83f24289966873d80c0fe6bcaacc87cd572e176c25664a5a0c89375835ee485c4eaab
SSDEEP

98304:yKO9omv3VKue5iSRGIRueC7N9oRs3Nltx93XN:yro0U1r+eZR2ftP3XN

Score

10^/10

octo banker collection credential_access discovery evasion impact infostealer persistence rat trojan

Malware Config

Extracted

Family

octo

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/memory/4326-1.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.photoparser_increase42/app_disorder/fQr.json	4326	com.photoparser_increase42
Anonymous-DexFile@0xc30f8000-0xc317b97c	4326	com.photoparser_increase42

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.photoparser_increase42
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId	com.photoparser_increase42

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.photoparser_increase42

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.photoparser_increase42

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.photoparser_increase42

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 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.photoparser_increase42

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.photoparser_increase42

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.photoparser_increase42

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.photoparser_increase42

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.photoparser_increase42

com.photoparser_increase42
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
- Queries the mobile country code (MCC)
- Requests disabling of battery optimizations (often used to enable hiding in the background).
- 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:4326

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

Input Injection

T1516

Virtualization/Sandbox Evasion

T1633

System Checks

T1633.001

Credential Access

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

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

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Downloads

/data/data/com.photoparser_increase42/.global.com.photoparser_increase42

Filesize
48B

MD5
046a414913add6f5bb60072c7db819b6

SHA1
451ee4f6809260aec622d772fd329c7d0297a842

SHA256
b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a

SHA512
4e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c

Download Submit
/data/data/com.photoparser_increase42/app_disorder/fQr.json

Filesize
1012B

MD5
ea2c55c7dd063926c79a072a57fb8309

SHA1
e36a6ce90ecbe3d163efacfa945f9ff177ead6f9

SHA256
6d2a2dc939b1c2bf8685e0c61c613fb4e600c840344853e83c3f1b9805f9b021

SHA512
ed8cebe092d2ec97fc3edc2b01c00befe9aa0c3ca263db87048fa7ec48c2cc72c76622ac32e174b06ac4ab21ada47b9cdd13ceab87b7dd15a87c5c620ecceaff

Download Submit
/data/data/com.photoparser_increase42/app_disorder/fQr.json

Filesize
1012B

MD5
02855dd9f34ebfbb22ac6ce854f03ad0

SHA1
028efccec26c178ed4175b1b4d5e80bc2d2b6fc5

SHA256
9270600c1c51fa1ba0c4c6c01ce53ef66f8ea882b1fe6014a007f15ec69477d9

SHA512
8bdbdb6ad4696357769971247ea5bb6c4980d7dc96790cf4ef06bd8ed4631653594a7c06818175e3f928b714b3c1df59d56a4158ca13434729ca7a72e0e29754

Download Submit
/data/data/com.photoparser_increase42/files/.c

Filesize
307KB

MD5
4e73947cabb5db3f92ca85004981b754

SHA1
6d9667fdb0280ed2dcb782b4683e422a51bdc601

SHA256
6db94232e756b90ed437f1bc87dc38cf20fb2e7c7a19a5e40c6c17254b7e234c

SHA512
be8b500a7070af1dfb53b0cf1a7b327dadc4e163a6dad905496ac228c58cd1ed87b054533917924455d35e9b300683ae33e1bcdd91935a5dbae1d693c3e13d69

Download Submit
/data/user/0/com.photoparser_increase42/app_disorder/fQr.json

Filesize
1KB

MD5
cfabd2110a0c4c9d20fccf6072053a81

SHA1
22311aa59d2d2bd4bac10f81ce46eff7f4373188

SHA256
2af0145fe655cb8fe9bc4eb22816af2dcb2bc694dabdaa6d8911c45474cd81f4

SHA512
331ac0b2126f0e5ed47904ca44e23e74aff05806df2d16709cc700bbad6f94a7bea312e6db134dc5a6b7b8870e7c3b02a413c757dbf3680906012eb340b5caad

Download Submit
Anonymous-DexFile@0xc30f8000-0xc317b97c

Filesize
526KB

MD5
0ce96a71e2969bafb51fdaf4552379c3

SHA1
fddcc5d50b2a5e8388a798c30f14ffb5c8f7ff89

SHA256
5f36ee5a0fa6e9664127120055061d57710f55bd8857825c18ee71443bcb643c

SHA512
81c52b5dcebe6bb3089a2edf7231cf91a03f3189b757d184ea6016fb78930a5e82d9eeb6bbc3152d36cd0848fe21152d842c005a6d1432088f8f5e528c83ed8e

Download Submit

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Mobile v15

Replay Monitor

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Downloads