octo | a49074de3f3c659c193525004848663d7b426c4165718793cee02ff7317bc7fc

Analysis

max time kernel
149s
max time network
150s
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
21-01-2025 22:13

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General

Target

a49074de3f3c659c193525004848663d7b426c4165718793cee02ff7317bc7fc.apk
Size

2.6MB
MD5

a53c890155cad7dc39ecdbd6da575107
SHA1

84dcc2cae08ef308e824fa82aa13177cc74d9381
SHA256

a49074de3f3c659c193525004848663d7b426c4165718793cee02ff7317bc7fc
SHA512

e1580e80aecf75a691f8f132bc241397293dc8ca531899c450f266f5d18fa783a23958f936527ab7f037f2a5ec1fb5e1dcf1b45a3f9c3beaa8cee2b67d5ef6d3
SSDEEP

49152:UuueVxQKcqShuobhOGApE4/kUKx7euzbXWcxLanlUoswHbvv62nBxEzfMDCyYnOL:UteVxQK8ThOnpE4/kJkuzScelRLNBx8c

Score

10^/10

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

Malware Config

Extracted

Family

octo

https://holaolabien.top/ZmU2YzQ2NjZlNjc2/

https://lauytropo.net/ZmU2YzQ2NjZlNjc2/

https://bobnoopo.org/ZmU2YzQ2NjZlNjc2/

https://junggvrebvqq.org/ZmU2YzQ2NjZlNjc2/

https://junggpervbvqqqqqq.com/ZmU2YzQ2NjZlNjc2/

https://junggvbvqqgroup.com/ZmU2YzQ2NjZlNjc2/

https://junggvbvqqnetok.com/ZmU2YzQ2NjZlNjc2/

rc4.plain

Extracted

Family

octo

https://holaolabien.top/ZmU2YzQ2NjZlNjc2/

https://lauytropo.net/ZmU2YzQ2NjZlNjc2/

https://bobnoopo.org/ZmU2YzQ2NjZlNjc2/

https://junggvrebvqq.org/ZmU2YzQ2NjZlNjc2/

https://junggpervbvqqqqqq.com/ZmU2YzQ2NjZlNjc2/

https://junggvbvqqgroup.com/ZmU2YzQ2NjZlNjc2/

https://junggvbvqqnetok.com/ZmU2YzQ2NjZlNjc2/

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 3 IoCs

Runs executable file dropped to the device during analysis.

evasion

Download New Code at Runtime

T1407

ioc	pid	Process
/data/user/0/com.objectwhichhca/app_DynamicOptDex/wejT.json	4630	com.objectwhichhca
/data/user/0/com.objectwhichhca/cache/dujbaaoh	4630	com.objectwhichhca
/data/user/0/com.objectwhichhca/cache/dujbaaoh	4630	com.objectwhichhca

Makes use of the framework's Accessibility service 4 TTPs 2 IoCs

Retrieves information displayed on the phone screen using AccessibilityService.

collection defense_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.objectwhichhca
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId	com.objectwhichhca

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.objectwhichhca

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.objectwhichhca

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.

defense_evasion persistence

Foreground Persistence

T1541

description	ioc	Process
Framework service call	android.app.IActivityManager.setServiceForeground	com.objectwhichhca

Performs UI accessibility actions on behalf of the user 1 TTPs 2 IoCs

Application may abuse the accessibility service to prevent their removal.

evasion

Prevent Application Removal

T1629.001

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

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.objectwhichhca

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.objectwhichhca

Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs

defense_evasion

User Evasion

T1628.002

description	ioc	Process
Intent action	android.settings.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS	com.objectwhichhca

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.objectwhichhca

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.objectwhichhca

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.objectwhichhca

com.objectwhichhca
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
- 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).
- Uses Crypto APIs (Might try to encrypt user data)
- Checks CPU information
- Checks memory information
PID:4630

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

Impair Defenses

T1629

Prevent Application Removal

T1629.001

Input Injection

T1516

Virtualization/Sandbox Evasion

T1633

System Checks

T1633.001

Credential Access

Access Notifications

T1517

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

Access Notifications

T1517

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

Replay Monitor

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Downloads

/data/user/0/com.objectwhichhca/app_DynamicOptDex/wejT.json

Filesize
2KB

MD5
e9dd0745b294f7e77ff8cf0e6c4d5cf1

SHA1
ef2f9c6c8d32c66936e818d6443110c2531f7721

SHA256
82be5eb03cc101770e4640b4afcee9209fb4c9f682f74ea3072d2653637cb0e2

SHA512
b6522fd7b61ba8f96a837b3d382a941397fcb3c3ed0c3e3c9a52cc71a1afc38ff91b91306628c98a3ba9b683f89e3c4aaa3db4f6d7b5be893cf12de12094df3f

Download Submit
/data/user/0/com.objectwhichhca/app_DynamicOptDex/wejT.json

Filesize
2KB

MD5
a2417b020e9c6198c51597b58a217372

SHA1
dff615a6625039bdd04badbbd5216cd9ed012add

SHA256
bd3aaa263c80eddd639c9eb8e918f4447f1af846536465e2baa3e764094c153f

SHA512
e10c4d0aff1b7e634feec38f8980a71ce0f15d288a63e04431c735ae0e494debe4546c95fc4741abbe3f835a360aca8151e54b5bc238966801f98c1df6ccde34

Download Submit
/data/user/0/com.objectwhichhca/app_DynamicOptDex/wejT.json

Filesize
7KB

MD5
cffc1ed8e20582a69d603f40720b77fa

SHA1
9c79892cbb3553910875f63a1cef86ab5664aaea

SHA256
d6de5b52085217b1605a4a63794247675f7ac7a6ac10a4319c37081847f73314

SHA512
86e55b8f290d7cd3c8b6d7a4cc5c40c55e20acb0f05d183b94b46750749efce4ea2ea8c46d5345a4499dc19109e3526651b05f7fe86828f5e5753dd2e7d6a71a

Download Submit
/data/user/0/com.objectwhichhca/cache/dujbaaoh

Filesize
449KB

MD5
c2a32b32c09fe6f4553fbfef06b69c92

SHA1
493509f5663b41ae49fcac2e234849274fb48be8

SHA256
72072b463ca6573331766a292b42220e6b414052e12ef70824d84c2c87f1d3c8

SHA512
a8eb8514050211e9ba51a24d54772f0e5b624d7cca8bdeca45ae8a92a9285e5827dd5233e6095bb94718e436bc3a9af1fed1ddce34e68776ee6dfafc6701f4f3

Download Submit
/data/user/0/com.objectwhichhca/cache/oat/dujbaaoh.cur.prof

Filesize
315B

MD5
2484357fdea1fd9d6668f612ec72aa64

SHA1
0d2c3f2786190a6f18a7a8593a2857a0bb05c2d9

SHA256
4796a7a28ab57561677670a7dc516c85a1e40a7b23e95d877b6c63bdd7574f48

SHA512
0e36f690d5c217d81b14c81b2ac46882a6ecbc06d03e2dba2a951dfce81074b928b52796975a1c1d6512d70400a9211c7bf41431302a7837f6e17f2c6b849c26

Download Submit
/data/user/0/com.objectwhichhca/kl.txt

Filesize
75B

MD5
4e0d5654f25dab1fba05f60b2ad794b8

SHA1
7d41b881c0c62487c61d89964412dba0134dde3c

SHA256
5a401365e5edb585a00b865d28efe8720baff48768b2348858e8acca7a321c6a

SHA512
3c8eec11047ad4806c90af12cc11621d5dce14c2dacdeb37358c081b20845d77ef6e36224d91662e4da4781a831ead1f0394201e0ce44514c0fe69b90ce9590e

Download Submit
/data/user/0/com.objectwhichhca/kl.txt

Filesize
28B

MD5
6311c3fd15588bb5c126e6c28ff5fffe

SHA1
ce81d136fce31779f4dd62e20bdaf99c91e2fc57

SHA256
8b82f6032e29a2b5c96031a3630fb6173d12ff0295bc20bb21b877d08f0812d8

SHA512
2975fe2e94b6a8adc9cfc1a865ad113772b54572883a537b02a16dd2d029c0f7d9cca3b154fd849bdfe978e18b396bcf9fa6e67e7c61f92bdc089a29a9c355c6

Download Submit
/data/user/0/com.objectwhichhca/kl.txt

Filesize
237B

MD5
6dee33b059257fcc5762172da34b66df

SHA1
8804a01dd1b54e977b2c7b4c911447044627676e

SHA256
d1c94efd166c1ebed348e0aa8f3c2d25fa621cbf55d56e297cdcc3a752052b0c

SHA512
58556b4afafb8fef49615ab3958bffe6433ad1f351e7a2c8f320c35efc14a913e5d574df8ede8ba87a69b12b2f73d168bd92d15f3af95f2061362ab9bed64a45

Download Submit
/data/user/0/com.objectwhichhca/kl.txt

Filesize
63B

MD5
64148faa3f2b52c7cd50870aafe19154

SHA1
600795b088849fbbb25b055cd5e443d42e76e2dc

SHA256
08078103fb53ae696c2ea76fc312bb881ca5560e62487f48f1c1a78bbff0b90c

SHA512
371b0ca96a48beb25729b20af6714271a719d17bd792bf68d5dca5099265c9d4b48303b0dc6afe7845163e5af34ad399a41dd8c67888dd22ad683619c00b1cf1

Download Submit
/data/user/0/com.objectwhichhca/kl.txt

Filesize
45B

MD5
a140b6bed7861673b51db38153dc26b6

SHA1
0edb18c531a581d49498d5bdcaad49bd6f03e7a9

SHA256
dcc91aaa9713184355d6f9e91e7b95750289f4cb638c479d5036ec4fb0ff7c0e

SHA512
fb7d03e50f0224f7fdcd982567d9fdc6391c7868038ea56760e0892c1111d0cc0d5d2dacbabe0eb57e998958f0aca5d92b3e64210d16781e3873486f6de48d75

Download Submit

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Mobile v15

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Downloads