octo | 8ff6f83824ff1a1930d9b85c956d3c454ef553391beef516c8c922a221fa7fe9

Analysis

max time kernel
149s
max time network
151s
platform
android-11_x64
resource
android-x64-arm64-20240910-en
resource tags

arch:armarch:arm64arch:x64arch:x86image:android-x64-arm64-20240910-enlocale:en-usos:android-11-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
behavioral3/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/1731621665862_classes.dex	4776	com.sciencedarkndf
/data/user/0/com.sciencedarkndf/code_cache/secondary-dexes/1731621665862_classes.dex	4776	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

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.sciencedarkndf

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.sciencedarkndf

Requests modifying system settings. 1 IoCs

evasion

description	ioc	Process
Intent action	android.settings.action.MANAGE_WRITE_SETTINGS	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)
- 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.
- Schedules tasks to execute at a specified time
- Uses Crypto APIs (Might try to encrypt user data)
PID:4776

Network

MITRE ATT&CK Mobile v15

Initial Access

Execution

Scheduled Task/Job

T1603

Persistence

Foreground Persistence

T1541

Scheduled Task/Job

T1603

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

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.sciencedarkndf/cache/classes.dex

Filesize
446KB

MD5
3bd9cabb74515b21b64e914e6953a74c

SHA1
f804da0db7ca7b1576e2027ff210e4d00cd609d0

SHA256
2385847cafc2a8cca713ff3513d005e867ff9f12378f786fd4d91a3f684ba89a

SHA512
7300ed3520dec772d32c842e394ea8aad08d934b6362aff8df2b129da4b1d0ee14978f21f55212eab35d8899f6957f86f836453e3f76e54b29b8dd00f468ffa0

Download Submit
/data/data/com.sciencedarkndf/code_cache/secondary-dexes/1731621665862_classes.dex

Filesize
1.1MB

MD5
5add7925b157f5df92649450693ccece

SHA1
15781303aaf381a326966a0d98b780d0c69ef2e6

SHA256
4101a89f1017f5ade35ade98eb4691118a8340fe351283ff625df771e39bd5ca

SHA512
b10d3e5ffe9351509a9d5d12fd64194bdd3e12ccccd5961f3665be1f2ab074fb581082f0ba3d70b31b101672ae8628ad7a841d7c19d6601a274b887bed0f78a3

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

Filesize
8B

MD5
248b8882fa473f3602819b8ae4cdef90

SHA1
a99bf2f595f747a3a4c3b8ed1d4b9e82a01dbb07

SHA256
07d70b2f100827c1c2fa0e718bb5c75a95b61f325b78952f887c837b202e3019

SHA512
b4673e544c2f7c006fe55cac50b835aeafbc3dcc41b7adb981244177bcfe0355fdf666161a156a8541e69261818b8a523255bf54bd38e006ab9e561c4f573c4d

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

Filesize
4KB

MD5
7e858c4054eb00fcddc653a04e5cd1c6

SHA1
2e056bf31a8d78df136f02a62afeeca77f4faccf

SHA256
9010186c5c083155a45673017d1e31c2a178e63cc15a57bbffde4d1956a23dad

SHA512
d0c7a120940c8e637d5566ef179d01eff88a2c2650afda69ad2a46aad76533eaace192028bba3d60407b4e34a950e7560f95d9f9b8eebe361ef62897d88b30cb

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

Filesize
512B

MD5
01568f8f6124a06b2017272b276be647

SHA1
d1c47e3988450b271a5c2f0e0348cf2e04393b9f

SHA256
c83ffacdd096802e59229b0c53e9fe0b26b2e459d7ee80360229a64a54e6338a

SHA512
5894cdf7aa162a6392e48030176dde5d10c22c02bc7e773a04b2921f50274cf7564473a90cb6e92c5087c1434f70cf6fa9569a81208a7bbb7d5bffaad877ac83

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
169KB

MD5
57a276e99de26f9f71f9758380883eca

SHA1
e371b2d6a70c684d46dbe139e0617e8395a5b6e4

SHA256
1cf39bf2e36f449d12b0ada223c34bd62fd4dc20e140ab4e4f312bc56f7e4cf2

SHA512
0c5b6ca90fc6b143221a3834fccf8354ac50c684100705016d4026f988fcd7c2561430f256a652c4602f64be66987f0a51070f5e7f1f8f62d9a3aadb9f260ba8

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

Filesize
16KB

MD5
7d1543de8da31be863ee46ae3441dc6a

SHA1
e43b9bcdd277791f9d513fd1c663659a0299bae1

SHA256
6e5f2709407653d6195ba4002f34d2f9905e69e45757a78c32ceb5847ed282fe

SHA512
179cb1f22a7998d0a33fbaaddc1ebb485827f056f8de899702c97445e653e03eaf2e3265fbbb62f2ecceedb16ecb376972b0dfe055a18ef69a007bfcd2621b53

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

Filesize
116KB

MD5
ef8d0999e7bcc8dab1cbadec2b04c5f8

SHA1
144b373581b8d3011b77be3d38891e0ddfc4ab59

SHA256
3d8cc1e9b2bcfc7ca3982169dfbfa78029027be50fe97ab16f8dc5e41e2792f2

SHA512
e335bef840445361c04ecac280ff03466cbd1fb0a40a8fd632d0ed2048c9e83c2137f017f3d84c747b64d4c9a0b8186585404480d201d8335532dac7f7d1702e

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