Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
22-06-2024 15:28
Behavioral task
behavioral1
Sample
AudioSwitcher.AudioApi.CoreAudio.dll
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
AudioSwitcher.AudioApi.CoreAudio.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral3
Sample
AudioSwitcher.AudioApi.dll
Resource
win7-20240611-en
Behavioral task
behavioral4
Sample
AudioSwitcher.AudioApi.dll
Resource
win10v2004-20240611-en
Behavioral task
behavioral5
Sample
Sodium.dll
Resource
win7-20240611-en
Behavioral task
behavioral6
Sample
Sodium.dll
Resource
win10v2004-20240611-en
Behavioral task
behavioral7
Sample
TelegramRAT.exe
Resource
win7-20240508-en
General
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Target
TelegramRAT.exe
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Size
134KB
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MD5
9e42a10f47504187c94f322a2310e636
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SHA1
4c3a8dab9828526f0549c5241427ac469fb0a5d9
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SHA256
bc41546cae12831ff597fcaaeee1786b8814def1701a77cd67305252af49319e
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SHA512
812b6b7ccb28d783a14e1b6c3092d81f518193e6762ca6898a2fa999747c6ca03313d9e381c268520574cc29ebbda00ce4a2a66565bd96b2aea79aecfd8f8fd1
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SSDEEP
3072:03r30HMtQ05ysqUB0ErIqzwjAFXbbv104QWN5CrAZuHD3:04MtQ05ysjxJbbNh
Malware Config
Extracted
toxiceye
https://api.telegram.org/bot7461409177:AAHMv-EtRWu0uEGj_eiICpHa8RT1JBvjytE/sendMessage?chat_id=7179640777
Signatures
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Contains code to disable Windows Defender 1 IoCs
A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.
Processes:
resource yara_rule behavioral8/memory/1360-1-0x000001F141820000-0x000001F141848000-memory.dmp disable_win_def -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
TelegramRAT.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation TelegramRAT.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
TelegramRAT.exedescription pid process Token: SeDebugPrivilege 1360 TelegramRAT.exe -
Suspicious use of WriteProcessMemory 2 IoCs
Processes:
TelegramRAT.exedescription pid process target process PID 1360 wrote to memory of 4548 1360 TelegramRAT.exe schtasks.exe PID 1360 wrote to memory of 4548 1360 TelegramRAT.exe schtasks.exe -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\TelegramRAT.exe"C:\Users\Admin\AppData\Local\Temp\TelegramRAT.exe"1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1360 -
C:\Windows\System32\schtasks.exe"C:\Windows\System32\schtasks.exe" /create /f /sc ONLOGON /RL HIGHEST /tn "TCP Service" /tr "C:\User\Public\tcpservice.exe"2⤵
- Scheduled Task/Job: Scheduled Task
PID:4548
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