octo | 8ff6f83824ff1a1930d9b85c956d3c454ef553391beef516c8c922a221fa7fe9

Analysis

max time kernel
144s
max time network
158s
platform
android_x64
resource
android-x64-20240624-en
resource tags

androidarch:x64arch:x86image:android-x64-20240624-enlocale:en-usos:android-10-x64system
submitted
14-11-2024 22:01

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General

Target

8ff6f83824ff1a1930d9b85c956d3c454ef553391beef516c8c922a221fa7fe9.apk
Size

605KB
MD5

54065c35fe32da0574db961c9e240ae7
SHA1

3c6cc2434c9bf37330b44e493ef095606f5a9890
SHA256

8ff6f83824ff1a1930d9b85c956d3c454ef553391beef516c8c922a221fa7fe9
SHA512

7c4a4f793443101d1ae1dae6d80b29a61459676996dcfc5c7d6ec33c8e96c9053062bb12b9876c2f17528ea298323bba469b32f4d39a91ceccb01152fbfbc592
SSDEEP

12288:tGafmJEEzKwsA9UDJpTRmrsppztoBqq+80e5M/vs0mtTfgSs4hDLrMhdsF:tNuKwz9EJpTRm+pztwCX4sCgSsIzgdsF

Score

10^/10

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

Malware Config

Extracted

Family

octo

https://7bb13903074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://4b6413903074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://34b6413903074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://64b6413903074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://74b6413903074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://894b6413903074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://94b64139030754567453981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://94b64139033074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://94b641553903074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/

DES_key

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
behavioral2/files/fstream-3.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.sciencedarkndf/code_cache/secondary-dexes/1731621668832_classes.dex	4951	com.sciencedarkndf
/data/user/0/com.sciencedarkndf/code_cache/secondary-dexes/1731621668832_classes.dex	4951	com.sciencedarkndf

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

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.sciencedarkndf

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.sciencedarkndf

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.sciencedarkndf
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.sciencedarkndf
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.sciencedarkndf
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.sciencedarkndf

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.sciencedarkndf

Reads information about phone network operator. 1 TTPs
discovery

System Network Configuration Discovery
T1422

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.sciencedarkndf

Schedules tasks to execute at a specified time 1 TTPs 1 IoCs

Application may abuse the framework's APIs to perform task scheduling for initial or recurring execution of malicious code.

execution persistence

Scheduled Task/Job

T1603

description	ioc	Process
Framework service call	android.app.job.IJobScheduler.schedule	com.sciencedarkndf

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.sciencedarkndf

com.sciencedarkndf
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)
- Registers a broadcast receiver at runtime (usually for listening for system events)
- Schedules tasks to execute at a specified time
- Uses Crypto APIs (Might try to encrypt user data)
PID:4951

Network

MITRE ATT&CK Mobile v15

Initial Access

Execution

Scheduled Task/Job

T1603

Persistence

Event Triggered Execution

T1624

Broadcast Receivers

T1624.001

Foreground Persistence

T1541

Scheduled Task/Job

T1603

Privilege Escalation

Defense Evasion

Download New Code at Runtime

T1407

Foreground Persistence

T1541

Impair Defenses

T1629

Prevent Application Removal

T1629.001

Input Injection

T1516

Credential Access

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

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.sciencedarkndf/cache/classes.dex

Filesize
446KB

MD5
3bd9cabb74515b21b64e914e6953a74c

SHA1
f804da0db7ca7b1576e2027ff210e4d00cd609d0

SHA256
2385847cafc2a8cca713ff3513d005e867ff9f12378f786fd4d91a3f684ba89a

SHA512
7300ed3520dec772d32c842e394ea8aad08d934b6362aff8df2b129da4b1d0ee14978f21f55212eab35d8899f6957f86f836453e3f76e54b29b8dd00f468ffa0

Download Submit
/data/data/com.sciencedarkndf/code_cache/secondary-dexes/1731621668832_classes.dex

Filesize
1.1MB

MD5
5add7925b157f5df92649450693ccece

SHA1
15781303aaf381a326966a0d98b780d0c69ef2e6

SHA256
4101a89f1017f5ade35ade98eb4691118a8340fe351283ff625df771e39bd5ca

SHA512
b10d3e5ffe9351509a9d5d12fd64194bdd3e12ccccd5961f3665be1f2ab074fb581082f0ba3d70b31b101672ae8628ad7a841d7c19d6601a274b887bed0f78a3

Download Submit
/data/data/com.sciencedarkndf/files/profileInstalled

Filesize
24B

MD5
a4fd6f65ea35f1373365c2adc629f5ca

SHA1
8d7a14d725f621fb7fe8ba15679499014a82c4de

SHA256
c5f0526dd6d33474d8a18eb60a00bbc99abf13d8b59097077333ee9600ec721c

SHA512
1ee3d56c31f916ffdafd6a72a2c9f563842df1c4caecf49578f85a09346a4db43465d34c26b2efc07159bf9c74dacd0f6a15ff05d88ab9661a12d265a5e6ce09

Download Submit
/data/data/com.sciencedarkndf/files/profileinstaller_profileWrittenFor_lastUpdateTime.dat

Filesize
8B

MD5
4cbe96e91464706f59228fa1923b5a55

SHA1
4073dedb15c472d7739b5c99ea12aaba1344c150

SHA256
78775981f5d049702504413b98f12efa3d0ab92b5ff7ce536f038598e91bbd0d

SHA512
7aade165247ea33d44d9ccb8864232c77af70cced38a2d08b9b2e202ffb7535e9fbd1cc48000b575b4dc1cf27c46ec70a7d47a580b74babb239761ebcb0c05f2

Download Submit
/data/data/com.sciencedarkndf/no_backup/androidx.work.workdb

Filesize
4KB

MD5
f2b4b0190b9f384ca885f0c8c9b14700

SHA1
934ff2646757b5b6e7f20f6a0aa76c7f995d9361

SHA256
0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

SHA512
ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

Download Submit
/data/data/com.sciencedarkndf/no_backup/androidx.work.workdb-journal

Filesize
512B

MD5
107525c39bad5ccfd2a85c3b829fe4d2

SHA1
333691dfdc29e51bcda640838503220b40c2efa5

SHA256
39825efe6d59710f9968b27e300956eb1735729e67fd1caba6af0f175651d514

SHA512
c6a8cb55c26b925a1e43281e4df85caf2e491041e12152257ddf72c3ecc5d750bb5a21bdffddc9e81a47b22e05ffabf87ae7eeb39fceb09c4f11649f49b2e44c

Download Submit
/data/data/com.sciencedarkndf/no_backup/androidx.work.workdb-shm

Filesize
32KB

MD5
bb7df04e1b0a2570657527a7e108ae23

SHA1
5188431849b4613152fd7bdba6a3ff0a4fd6424b

SHA256
c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

SHA512
768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

Download Submit
/data/data/com.sciencedarkndf/no_backup/androidx.work.workdb-wal

Filesize
124KB

MD5
0b70192d102adc72e28a16c468e20e6c

SHA1
3cb1dd660a00b4ddf53e7d1903af4ec659a7b0c5

SHA256
917f7c8802409cd2dac96ec2b0cd64d5bd6d14d5aa2bbc381890e3e4277380f8

SHA512
3662f1c63b5ae49f6d348b65b019ff6834e73c6e0764a1d9e837d560b5261d79175a665b3ebf9e237a7cd4ad5ce1b41098e7992403bde34760ecaa5b407e809d

Download Submit
/data/data/com.sciencedarkndf/no_backup/androidx.work.workdb-wal

Filesize
177KB

MD5
f034deabcbee761e90da65590319096a

SHA1
e395f8cd22ec5cac446a1f8ea18b4103ef583df0

SHA256
49ca30519c1942baf1099a755c33086cb0ec0e53de5cd23ce17ebd8e53c34cda

SHA512
c4103ddcc12cee381a368c76489ff14f98358396f20333d52723d87828e858052f9966d106e295be6fa3b508a19e1054e1121359ad985c1bd03339642b7c1cb3

Download Submit
/data/data/com.sciencedarkndf/no_backup/androidx.work.workdb-wal

Filesize
16KB

MD5
dff9657a19569b9a1aa9c73a31b141c2

SHA1
0afc4fccec7f12850305d2fe80fba3bd65d45122

SHA256
d5b4f1d84404f1fe4628b58b527a4bcc42c98a31f9c1d0da0909294002408747

SHA512
bd8b5c1047c878fd8bbc7729146cc39de62dbfecb2dfac01250a4c7b8217f6ff64a25cf6e42074e32d87be7453fa86c9992b4e3e9d3d064d275e896148d42108

Download Submit
/data/data/com.sciencedarkndf/no_backup/androidx.work.workdb-wal

Filesize
116KB

MD5
2de19114b57702e2f09f3a7e14930901

SHA1
2055fd2581d7312923696857e8f229f8a56d5d89

SHA256
eaac480fd5fba9091918ba84c7b48c843e00738dd5f92c3bcddd2b4616cce6f0

SHA512
721397a52ac3625333396501286f8abfa80f9943e218006ecebcfc69c3a45f46c57650506e630a3ef9c96f8e5789f5d48705a822b38bd8f8198fe1c358df810c

Download Submit
/data/misc/profiles/cur/0/com.sciencedarkndf/primary.prof

Filesize
112B

MD5
70dc31228829731aaf9fa5a69cca604d

SHA1
ab0226225e52ef00d09990284b7f3feb09c83050

SHA256
9aba377bb5e3138511de87ac5a75bd1acab0a66bc3651616268ce6cad3c8b09c

SHA512
4d72ee9c057bb211b80e19d0ca25a3cada91956cde9d9e922a64f0634305c4a9f88c0305b56247d62c47354295117fe1aceb3fb9dc377f1fcb7312331f5e0c4d

Download Submit
/data/misc/profiles/cur/0/com.sciencedarkndf/primary.prof

Filesize
25B

MD5
b9d9e0f8902d129e1aeebff0ae7b725b

SHA1
cb0d2b4c9dd60a5c1fc6261fb581bcd3416fe781

SHA256
25a822139d06016af8be1296c0242b60e35074f94c713e03323636be1162ce91

SHA512
f158a9dc753e0cb41f71a98714ff02198c576bacdd792a6153fdaf6f9a7b52d8cfb6d09099a269d0c1b0d31e2ea5a307ea1db85115bdc6797887a6de36d597f6

Download Submit

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Mobile v15

Replay Monitor

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Downloads