octo | 2d6f0e89b500b38c5f52e41a949c9aecbee7428c9a215c2c87be023be06d588c

Analysis

max time kernel
145s
max time network
152s
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
10/01/2025, 22:02

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General

Target

2d6f0e89b500b38c5f52e41a949c9aecbee7428c9a215c2c87be023be06d588c.apk
Size

2.8MB
MD5

d411547227b29ff73e9b196a3a4510d1
SHA1

99d235787e73762a79209abebc118cb2ca8449c1
SHA256

2d6f0e89b500b38c5f52e41a949c9aecbee7428c9a215c2c87be023be06d588c
SHA512

97ef1dbd5082060ce892f5c232220ac99c2957108f1dbb87bd41c8175185e9f180c1f00b98fd3f29dd8274043be0c9276c44f7d152432efdfa0d820fbb53bf1d
SSDEEP

49152:MTFmCs5k6oj+B+KGXUIzEvZ5IdnGVHS9dqmpqCFAnwDz9SENjQ15FTXsnaIdZI46:MTFXTGGXU24Z5IJGoLC2BSEW1jTXsn3+

Score

10^/10

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

Malware Config

Extracted

Family

octo

https://ruceayipma.xyz/YjVmNGU0NmNhODlm/

https://yapayzekaisyanlari.xyz/YjVmNGU0NmNhODlm/

https://makineordulariyukseliyor.xyz/YjVmNGU0NmNhODlm/

https://teknolojinisyanhikayesi.xyz/YjVmNGU0NmNhODlm/

https://robotkorsanlargeliyor.xyz/YjVmNGU0NmNhODlm/

https://dunyayirobotlarkapliyor.xyz/YjVmNGU0NmNhODlm/

https://mekanikordularinintikam.xyz/YjVmNGU0NmNhODlm/

https://otomasyonkalesindemucadele.xyz/YjVmNGU0NmNhODlm/

https://robotlarvemakineisyanlari.xyz/YjVmNGU0NmNhODlm/

https://teknolojikseferberlik.xyz/YjVmNGU0NmNhODlm/

https://yapayordularinhikayesi.xyz/YjVmNGU0NmNhODlm/

https://makinevekodisyancilari.xyz/YjVmNGU0NmNhODlm/

https://mekanikorduyolculugu.xyz/YjVmNGU0NmNhODlm/

https://robotikturunculer.xyz/YjVmNGU0NmNhODlm/

https://mekanikisyanveteknoloji.xyz/YjVmNGU0NmNhODlm/

https://makineuyanikaynaklari.xyz/YjVmNGU0NmNhODlm/

https://mekanikseferisyani.xyz/YjVmNGU0NmNhODlm/

https://yapayzekauyanislari.xyz/YjVmNGU0NmNhODlm/

https://robotinsanvedunyavasfi.xyz/YjVmNGU0NmNhODlm/

https://dunyayisaranmekanik.xyz/YjVmNGU0NmNhODlm/

rc4.plain

Extracted

Family

octo

https://ruceayipma.xyz/YjVmNGU0NmNhODlm/

https://yapayzekaisyanlari.xyz/YjVmNGU0NmNhODlm/

https://makineordulariyukseliyor.xyz/YjVmNGU0NmNhODlm/

https://teknolojinisyanhikayesi.xyz/YjVmNGU0NmNhODlm/

https://robotkorsanlargeliyor.xyz/YjVmNGU0NmNhODlm/

https://dunyayirobotlarkapliyor.xyz/YjVmNGU0NmNhODlm/

https://mekanikordularinintikam.xyz/YjVmNGU0NmNhODlm/

https://otomasyonkalesindemucadele.xyz/YjVmNGU0NmNhODlm/

https://robotlarvemakineisyanlari.xyz/YjVmNGU0NmNhODlm/

https://teknolojikseferberlik.xyz/YjVmNGU0NmNhODlm/

https://yapayordularinhikayesi.xyz/YjVmNGU0NmNhODlm/

https://makinevekodisyancilari.xyz/YjVmNGU0NmNhODlm/

https://mekanikorduyolculugu.xyz/YjVmNGU0NmNhODlm/

https://robotikturunculer.xyz/YjVmNGU0NmNhODlm/

https://mekanikisyanveteknoloji.xyz/YjVmNGU0NmNhODlm/

https://makineuyanikaynaklari.xyz/YjVmNGU0NmNhODlm/

https://mekanikseferisyani.xyz/YjVmNGU0NmNhODlm/

https://yapayzekauyanislari.xyz/YjVmNGU0NmNhODlm/

https://robotinsanvedunyavasfi.xyz/YjVmNGU0NmNhODlm/

https://dunyayisaranmekanik.xyz/YjVmNGU0NmNhODlm/

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 2 IoCs

resource	yara_rule
behavioral1/memory/4279-0.dex	family_octo
behavioral1/memory/4253-0.dex	family_octo

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

stealth trojan evasion

Suppress Application Icon

T1628.001

pid	Process
4253	com.bridge.fatigue

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.bridge.fatigue/app_day/IpQI.json	4279	/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.bridge.fatigue/app_day/IpQI.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.bridge.fatigue/app_day/oat/x86/IpQI.odex --compiler-filter=quicken --class-loader-context=&
/data/user/0/com.bridge.fatigue/app_day/IpQI.json	4253	com.bridge.fatigue

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.bridge.fatigue
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId	com.bridge.fatigue

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.bridge.fatigue

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.bridge.fatigue

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.bridge.fatigue
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.bridge.fatigue
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.bridge.fatigue
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.bridge.fatigue

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.bridge.fatigue

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.bridge.fatigue

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.bridge.fatigue

Requests modifying system settings. 1 IoCs

evasion

description	ioc	Process
Intent action	android.settings.action.MANAGE_WRITE_SETTINGS	com.bridge.fatigue

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.bridge.fatigue

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.bridge.fatigue

com.bridge.fatigue
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).
- Requests modifying system settings.
- Registers a broadcast receiver at runtime (usually for listening for system events)
- Uses Crypto APIs (Might try to encrypt user data)
PID:4253
- /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.bridge.fatigue/app_day/IpQI.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.bridge.fatigue/app_day/oat/x86/IpQI.odex --compiler-filter=quicken --class-loader-context=&
  2⤵
  - Loads dropped Dex/Jar
  PID:4279

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

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

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Downloads

/data/data/com.bridge.fatigue/app_day/IpQI.json

Filesize
153KB

MD5
738402b9aff78b5def20b84a08853fc6

SHA1
bfdbd0ee18c07f6ba9fe3e121aec9e3fed243aef

SHA256
47280b2414b47bba3cac4bc59ec8dab9f8f1197dbccb88d1fbe3f82ae6fc1c85

SHA512
3b437f8e954af698a5aa1979c443f4cb713a67e98b15e1af898257429e2f77cbb32fb42871cbd406ac777859e294c8f111d3d8d21526200030a0fcb3f3e64dc6

Download Submit
/data/data/com.bridge.fatigue/app_day/IpQI.json

Filesize
153KB

MD5
f9364887d2db932bddcdeda9f6425aea

SHA1
ed3924be4d0f0c92825adc0c678f83b9e1748961

SHA256
0e16a8297f7021305fda55e490fdfc32a951713a0e6c7117e41227ce7d7d6e51

SHA512
0a25ed1764506c8ccd581acd17e4614b5f1f12ab3b0910da486fc678548a7736f8126fed2da2c0b87e72947847b8397b0d449fba3435be85b5b8b233123a9382

Download Submit
/data/user/0/com.bridge.fatigue/app_day/IpQI.json

Filesize
450KB

MD5
96e30c63589d651df4a6b2d3dc313194

SHA1
fff18eec27cfa65eec25b27cde80427f9f8a4e79

SHA256
71c2be1ec20e336d75f9f039321170e1008cca5ff59a909c512726cf7fb0ad3c

SHA512
b1aeb9357247dde75921e566e85c4eab3de4161a1a887090cab470128154d929d3e09637e3295c0ab45c99728988952aee26a485ed359a6387c54d019b0d7d85

Download Submit
/data/user/0/com.bridge.fatigue/app_day/IpQI.json

Filesize
450KB

MD5
bd199f0f95ac23d7a985794c375aa2c1

SHA1
87d25893b6fa94648e8f1d8a3ea2fe6b32acfc32

SHA256
fc8305944d560a23aa2f621de8107273a84b644cf35f70ff8e0b0c4d54f38298

SHA512
925a102077b33dd18b6924480fc65f0436f53ff3b66fd77b44745272aa2fb4de9dd94dbc0e8d7b865ca8600b314cf3e205b95f19c13f95f069b317d63c3d341d

Download Submit

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Mobile v15

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Downloads