octo | 0863e9bcfc662061fd407de0558ae1744512d299d95dd4470643e76827461f28

Analysis

max time kernel
149s
max time network
151s
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
31-12-2024 22:05

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General

Target

0863e9bcfc662061fd407de0558ae1744512d299d95dd4470643e76827461f28.apk
Size

3.1MB
MD5

1b5b97c7333039b7ca0ff39f93784450
SHA1

b06124b3121fc32092789da4b849a63d2c79ad00
SHA256

0863e9bcfc662061fd407de0558ae1744512d299d95dd4470643e76827461f28
SHA512

bf9c603104ae83b603ab65c559229cf34e5c548d7bfdee0df1e3fe92a3c9549245472088f5ffc8b09cffd434394d7b4d8824fae1ef713784ccb6ca4d65f4b1d3
SSDEEP

49152:UaAZ7rNcrxEpmgVCinHSrXfXUJjXfVKHxOxCRloDAur+Bj30cKwqMRb5MhEkT:O7r0Kpm8bnHSrQX+8UR2curnB3MB5LkT

Score

10^/10

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

Malware Config

Extracted

Family

octo

https://185.196.9.197/MTQ4MmUxODBhMTVi/

https://xxxpakunatationclass.net/MTQ4MmUxODBhMTVi/

https://xxxpakunatationclass2.net/MTQ4MmUxODBhMTVi/

https://xxxpakunatationclass3.net/MTQ4MmUxODBhMTVi/

https://xxxpakunatationclass4.net/MTQ4MmUxODBhMTVi/

https://xxxpakunatationclass5.net/MTQ4MmUxODBhMTVi/

https://xxxpakunatationclass6.net/MTQ4MmUxODBhMTVi/

rc4.plain

Extracted

Family

octo

https://185.196.9.197/MTQ4MmUxODBhMTVi/

https://xxxpakunatationclass.net/MTQ4MmUxODBhMTVi/

https://xxxpakunatationclass2.net/MTQ4MmUxODBhMTVi/

https://xxxpakunatationclass3.net/MTQ4MmUxODBhMTVi/

https://xxxpakunatationclass4.net/MTQ4MmUxODBhMTVi/

https://xxxpakunatationclass5.net/MTQ4MmUxODBhMTVi/

https://xxxpakunatationclass6.net/MTQ4MmUxODBhMTVi/

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/files/fstream-5.dat	family_octo

Removes its main activity from the application launcher 1 TTPs 1 IoCs

stealth trojan evasion

Suppress Application Icon

T1628.001

pid	Process
4210	com.produceforcebgd

Loads dropped Dex/Jar 1 TTPs 5 IoCs

Runs executable file dropped to the device during analysis.

evasion

Download New Code at Runtime

T1407

ioc	pid	Process
/data/user/0/com.produceforcebgd/app_ded/iX2S5ZYmfFEkYXws9BYOLQygU672lyxh.dex	4210	com.produceforcebgd
/data/user/0/com.produceforcebgd/app_ded/iX2S5ZYmfFEkYXws9BYOLQygU672lyxh.dex	4237	/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.produceforcebgd/app_ded/iX2S5ZYmfFEkYXws9BYOLQygU672lyxh.dex --output-vdex-fd=44 --oat-fd=45 --oat-location=/data/user/0/com.produceforcebgd/app_ded/oat/x86/iX2S5ZYmfFEkYXws9BYOLQygU672lyxh.odex --compiler-filter=quicken --class-loader-context=&
/data/user/0/com.produceforcebgd/app_ded/iX2S5ZYmfFEkYXws9BYOLQygU672lyxh.dex	4210	com.produceforcebgd
/data/user/0/com.produceforcebgd/cache/cjzrztpl	4210	com.produceforcebgd
/data/user/0/com.produceforcebgd/cache/cjzrztpl	4210	com.produceforcebgd

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

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.produceforcebgd

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.produceforcebgd

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.produceforcebgd
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.produceforcebgd

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.produceforcebgd

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 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.produceforcebgd

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.produceforcebgd

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.produceforcebgd

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.produceforcebgd

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.produceforcebgd

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.produceforcebgd

com.produceforcebgd
1⤵
- Removes its main activity from the application launcher
- 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).
- 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:4210
- /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.produceforcebgd/app_ded/iX2S5ZYmfFEkYXws9BYOLQygU672lyxh.dex --output-vdex-fd=44 --oat-fd=45 --oat-location=/data/user/0/com.produceforcebgd/app_ded/oat/x86/iX2S5ZYmfFEkYXws9BYOLQygU672lyxh.odex --compiler-filter=quicken --class-loader-context=&
  2⤵
  - Loads dropped Dex/Jar
  PID:4237
- rm -r/data/user/0/com.produceforcebgd/app_ded/oat/x86/iX2S5ZYmfFEkYXws9BYOLQygU672lyxh.vdex
  2⤵
  PID:4260
- rm -r/data/user/0/com.produceforcebgd/app_ded/oat/x86/iX2S5ZYmfFEkYXws9BYOLQygU672lyxh.odex
  2⤵
  PID:4274
- rm -r/data/user/0/com.produceforcebgd/app_ded/iX2S5ZYmfFEkYXws9BYOLQygU672lyxh.dex
  2⤵
  PID:4292

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

Suppress Application Icon

T1628.001

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

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

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.produceforcebgd/app_ded/iX2S5ZYmfFEkYXws9BYOLQygU672lyxh.dex

Filesize
3KB

MD5
065c38f41490659ca92a15831545bb0e

SHA1
e9ec44f59a443bc9339b25f1538927f7f248df64

SHA256
8af935d3544c756aef6ec7d4b83e53ab4a6513f61a38c3423d83941204fc443e

SHA512
745fa61eab89da9dfa910c9451f45c204184c96ff1e3e844d7800dc185ad4a2c170ce3062b43cc37992cfd546154763c0c49d40f9848e71904884d20b60ae209

Download Submit
/data/data/com.produceforcebgd/cache/cjzrztpl

Filesize
449KB

MD5
2cca564eef30979a1b478f68a89dd85e

SHA1
07a9eae2ba1c564f66c3a3850e4618b938acf02f

SHA256
eaa382cfb4688501f46fe4acaa303455c65d53647c565b37143e71a76de4c7de

SHA512
5ebc0d07c78b6e099eeb7f41e0e4db27fb93e4e1bfbdf92fa69502a8a8cec555d9da9815733ea2c02e7cc330a9a8e57376c13eb30f4952dd66148f6e6bf24ef7

Download Submit
/data/data/com.produceforcebgd/cache/oat/cjzrztpl.cur.prof

Filesize
467B

MD5
6d36ce108f80a846bfd1ff2d8397dfc4

SHA1
0515b0f405f2820bff0a1cb51fdb2b30f851c47f

SHA256
2f03e4a654fd8f3c0037f2b1d0448e8fe8eb92c0538aa1a5874bfad53fd50fa2

SHA512
8d5aa669f3a4331ede1e4863548080f0e85ae8845f7b293addc7c27b8cf290af7fb2746c0d53ca14b263e2479c006c6a95c19560e7404677cde3b533adf8cabb

Download Submit
/data/data/com.produceforcebgd/kl.txt

Filesize
230B

MD5
29a17c36ad0788d2a20083b65260840c

SHA1
106b44945c353b321a71d221665db930724e410a

SHA256
28df0756d7ca27bec395763753cf2dcad821bb437894501e3d0342db203df9fa

SHA512
2102ebc5be6474fab55e7560bf999d54122144c64e8824f1e031ba7a6d3a140b6bdfd594298495fcea27f8a4e1556088ab35bb693a550912dbc8c305e3edcdde

Download Submit
/data/data/com.produceforcebgd/kl.txt

Filesize
63B

MD5
42bd263cd8741ab22b785a2e7819a96f

SHA1
9cd4b8d0f36e236ad2592ee332b20812fca74f45

SHA256
76650d015a7e25129abd6d65a94455ebb32272149a7b6c2e1278a796172f21af

SHA512
914ddd8a6bbe687d361c7aa31c7b070ebfc6f3d282a7932818b1c6af0548d75611d0b80175debfbe9823f19bb4b849ecca6e7ae2552b02a856e7b4d5572936ee

Download Submit
/data/data/com.produceforcebgd/kl.txt

Filesize
54B

MD5
f4c55e6cdc34282b7b5add2904032b13

SHA1
7c3a34c624bbd33ddea4bc38e380fcec9141d739

SHA256
12331bb50a785efc9e25d903400687151238ef8b01aedea9ab7c0939d2d86631

SHA512
f4805dd965713ef1f64a654377f448bbd7bd1e93bf6bfa87f8cbf81ce37cc238e051a313f0f8ca8bd8a122a00946dbeadd180665cce6ad8e44a71c889cdf17a9

Download Submit
/data/data/com.produceforcebgd/kl.txt

Filesize
423B

MD5
db149410455b2eed61333af149eb66a2

SHA1
f39de9e5194b169c75bf1b24f4cd563e51d90798

SHA256
a86d50fcf85a7185c8992b98b6a9e3f887f134e2f90e7d07951c84d67efe300c

SHA512
67877e64c5b9378767f981b98ace18ed7916a54513a7fb9a59be598eab90aecdfb1fb0db6ae824823f10809f861cf4eb4fd36aca1505261db3a506de30c58b74

Download Submit
/data/data/com.produceforcebgd/kl.txt

Filesize
28B

MD5
6311c3fd15588bb5c126e6c28ff5fffe

SHA1
ce81d136fce31779f4dd62e20bdaf99c91e2fc57

SHA256
8b82f6032e29a2b5c96031a3630fb6173d12ff0295bc20bb21b877d08f0812d8

SHA512
2975fe2e94b6a8adc9cfc1a865ad113772b54572883a537b02a16dd2d029c0f7d9cca3b154fd849bdfe978e18b396bcf9fa6e67e7c61f92bdc089a29a9c355c6

Download Submit
/data/user/0/com.produceforcebgd/app_ded/iX2S5ZYmfFEkYXws9BYOLQygU672lyxh.dex

Filesize
3KB

MD5
7f11efaa7a28fc8d5e7c8ea7cc9cb378

SHA1
d9a055acefce41650f943c3c4097f4e00dcb87f6

SHA256
adfec36034be00f91890b05521b64ad6c278ef1211bbec3a797ca6b9d6d22e17

SHA512
3155aec009c67876b5d9f96a978da287caa14f848e0a477413198a14366676d039d05c5c1a59559d5edd2aad50ac32e6cd86993bbbd18f2524a2e885fccadb48

Download Submit

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Mobile v15

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Downloads