octo | ebf146781a6b0d52c18ff72957eee3f5116c005111716596452654a75fefa11b

Analysis

max time kernel
20s
max time network
34s
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
28-10-2024 15:18

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General

Target

ebf146781a6b0d52c18ff72957eee3f5116c005111716596452654a75fefa11b.apk
Size

8.0MB
MD5

37073a351c8aaa6a4e51db8f18b04f48
SHA1

17466f7e8b194777519a3add039d9c3ba9c4deb9
SHA256

ebf146781a6b0d52c18ff72957eee3f5116c005111716596452654a75fefa11b
SHA512

60397381b6413b16323fd961f9f47f0c9d6235088f03c7d9ee1caae3f7ac06aceaa56e44f842e06a1dd4ab52de050a9592cea1503f1971bfc13c19aa16d6698b
SSDEEP

98304:/MX33l7UU3SIdbc5iSRG77RsLOdC3XKVKRTvPkeNeW7:0X33lh3SmcrgR103XKUZv7

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/4262-1.dex	family_octo

Checks Android system properties for emulator presence. 1 TTPs 1 IoCs

evasion

System Checks

T1633.001

description	ioc	Process
Accessed system property	key: ro.product.model	com.pipservice2_supervision

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.pipservice2_supervision/app_main/XO.json	4288	/system/bin/dex2oat --instruction-set=x86 --instruction-set-features=ssse3,-sse4.1,-sse4.2,-avx,-avx2,-popcnt --runtime-arg -Xhidden-api-checks --runtime-arg -Xrelocate --boot-image=/system/framework/boot.art --runtime-arg -Xms64m --runtime-arg -Xmx512m --instruction-set-variant=x86 --instruction-set-features=default --inline-max-code-units=0 --compact-dex-level=none --dex-file=/data/user/0/com.pipservice2_supervision/app_main/XO.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.pipservice2_supervision/app_main/oat/x86/XO.odex --compiler-filter=quicken --class-loader-context=&
/data/user/0/com.pipservice2_supervision/app_main/XO.json	4262	com.pipservice2_supervision
Anonymous-DexFile@0xd5879000-0xd58fca84	4262	com.pipservice2_supervision

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.pipservice2_supervision
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId	com.pipservice2_supervision

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.pipservice2_supervision

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.pipservice2_supervision

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.pipservice2_supervision

Queries the unique device ID (IMEI, MEID, IMSI) 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.pipservice2_supervision

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.pipservice2_supervision

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.pipservice2_supervision

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.pipservice2_supervision

com.pipservice2_supervision
1⤵
- Checks Android system properties for emulator presence.
- 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)
- 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:4262
- /system/bin/dex2oat --instruction-set=x86 --instruction-set-features=ssse3,-sse4.1,-sse4.2,-avx,-avx2,-popcnt --runtime-arg -Xhidden-api-checks --runtime-arg -Xrelocate --boot-image=/system/framework/boot.art --runtime-arg -Xms64m --runtime-arg -Xmx512m --instruction-set-variant=x86 --instruction-set-features=default --inline-max-code-units=0 --compact-dex-level=none --dex-file=/data/user/0/com.pipservice2_supervision/app_main/XO.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.pipservice2_supervision/app_main/oat/x86/XO.odex --compiler-filter=quicken --class-loader-context=&
  2⤵
  - Loads dropped Dex/Jar
  PID:4288

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

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

Replay Monitor

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Downloads

/data/data/com.pipservice2_supervision/.global.com.pipservice2_supervision

Filesize
48B

MD5
046a414913add6f5bb60072c7db819b6

SHA1
451ee4f6809260aec622d772fd329c7d0297a842

SHA256
b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a

SHA512
4e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c

Download Submit
/data/data/com.pipservice2_supervision/app_main/XO.json

Filesize
1008B

MD5
db4e203e00a6850232c61493d72dbd60

SHA1
f7813f0becaa095bd154e5c37701282c3f5a3e5f

SHA256
3dbee94967031a9cc280cc08e1b1ce8227be95c43fe6493a91b9c6f5e49330d1

SHA512
43478b3b1a66ef79ffd405867916f3d768c91de5c7fd385b5ee89920620d63b85020938dc1275c232fdfa67bc3283fa5a9cc18dbf5e4aa59393701f801fbaeef

Download Submit
/data/data/com.pipservice2_supervision/app_main/XO.json

Filesize
1008B

MD5
b8e9e4bd4a47ef5cb7ceb0f5460f9f4f

SHA1
4d64cd605824ae566056314b7e549543919af641

SHA256
ac1ff088fa976983d400295bf9c72c707585589e93910f3bbb3de559ff6fe0c4

SHA512
9e3c7bba854e3063cd88e8b3879586ba0478c6a1d3a77bdc3cc757758e47a9235417cfe91fc083d42a1c5c2afce6e9458f2fd3106259a73ab782d976a19e139e

Download Submit
/data/data/com.pipservice2_supervision/files/.l

Filesize
307KB

MD5
4e73947cabb5db3f92ca85004981b754

SHA1
6d9667fdb0280ed2dcb782b4683e422a51bdc601

SHA256
6db94232e756b90ed437f1bc87dc38cf20fb2e7c7a19a5e40c6c17254b7e234c

SHA512
be8b500a7070af1dfb53b0cf1a7b327dadc4e163a6dad905496ac228c58cd1ed87b054533917924455d35e9b300683ae33e1bcdd91935a5dbae1d693c3e13d69

Download Submit
/data/user/0/com.pipservice2_supervision/app_main/XO.json

Filesize
1KB

MD5
301bcede93cca09f0261550df27e8c39

SHA1
d2f20e9719d13ccf74335e3c6d42e6d3c626456a

SHA256
50f6681b0c8c6dcbf2ceef0c840a89a1f55a9f16bcaca8d6a0da6a85d99121d0

SHA512
85cf2e4a467b1a62791141ef20ed1c037e894509d159d5c5f7df8c36250d77b2157793aac3f1240240282976edcdb24d68ea13a31718f4e9a9b8e42c90c7de0c

Download Submit
/data/user/0/com.pipservice2_supervision/app_main/XO.json

Filesize
1KB

MD5
0312ceaa666ba34402881823b57fbd3f

SHA1
f04a76cbff6a26c2b5ff9d0be8315f4422bebd67

SHA256
b2363280a522e235448db1398901709b8b1c77c65ac136e7006b5287ac3c8b81

SHA512
bfe98a74696ab70be9edea1c2b2eaf748de683d1ae7a57d69edd5dfeaf5f312abcbdb4adb3cd921c4058394de7c45267ae65c4e22f82e40e35a9904886339b9b

Download Submit
Anonymous-DexFile@0xd5879000-0xd58fca84

Filesize
526KB

MD5
418718e98c3e57b9835c7b927c6e4b37

SHA1
3592d1889f6598192773917169e978ee3d3a1c1b

SHA256
71214b59a79e2ff54288b1c80a0b61402e7994e2b1c062ec167f440b72982ceb

SHA512
4a31ab871673f29adcafb89eef5a07e98c46c272420d3c9cf77b5f248e8d988182b0dfa7b8b71f5173003e49be4254327c56456c42f1f159b4509e557d4f2c66

Download Submit

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Mobile v15

Replay Monitor

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Downloads