Analysis
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max time kernel
24s -
max time network
19s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
27-04-2024 09:36
Behavioral task
behavioral1
Sample
AudioSwitcher.AudioApi.CoreAudio.dll
Resource
win10v2004-20240419-en
Behavioral task
behavioral2
Sample
AudioSwitcher.AudioApi.dll
Resource
win10v2004-20240419-en
Behavioral task
behavioral3
Sample
Sodium.dll
Resource
win10v2004-20240419-en
Errors
General
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Target
TelegramRAT.exe
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Size
111KB
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MD5
8834c1eaf28b3b076df2a0aac5d1148e
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SHA1
640e70c94c0e01492c4c45cf2b23b65914a94cc5
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SHA256
49f704606ec839fa6867a5f5f67090299b69b02dab7d352e161c8a754165de8a
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SHA512
59c6d085818d43607ee2aef904899690a116a34f6e50978c35017d1a546964bcdfc435b7fb09bab998d4d0eacc8b614a58a55c029311d7c33473a501f4f3f561
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SSDEEP
1536:p+bvqJIP4M91qQIwzUrxxxdKy2nBfUbhDqI6CsQWVzCrAZuDZ6Dd:sbvqJe4MUlxxDrbxqHBQWVzCrAZuDQd
Malware Config
Extracted
toxiceye
https://api.telegram.org/bot7005624592:AAFT1GroRFjOnavaa8nJipFR-iCuYT3f2xQ/sendMessage?chat_id=6235796510
Signatures
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Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
TelegramRAT.exerat.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\Control Panel\International\Geo\Nation TelegramRAT.exe Key value queried \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\Control Panel\International\Geo\Nation rat.exe -
Executes dropped EXE 1 IoCs
Processes:
rat.exepid process 4868 rat.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes:
schtasks.exeschtasks.exepid process 4264 schtasks.exe 4692 schtasks.exe -
Delays execution with timeout.exe 1 IoCs
Processes:
timeout.exepid process 4612 timeout.exe -
Enumerates processes with tasklist 1 TTPs 1 IoCs
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Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
rat.exepid process 4868 rat.exe -
Suspicious behavior: EnumeratesProcesses 16 IoCs
Processes:
rat.exepid process 4868 rat.exe 4868 rat.exe 4868 rat.exe 4868 rat.exe 4868 rat.exe 4868 rat.exe 4868 rat.exe 4868 rat.exe 4868 rat.exe 4868 rat.exe 4868 rat.exe 4868 rat.exe 4868 rat.exe 4868 rat.exe 4868 rat.exe 4868 rat.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
TelegramRAT.exetasklist.exerat.exedescription pid process Token: SeDebugPrivilege 1844 TelegramRAT.exe Token: SeDebugPrivilege 4760 tasklist.exe Token: SeDebugPrivilege 4868 rat.exe Token: SeDebugPrivilege 4868 rat.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
rat.exepid process 4868 rat.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
TelegramRAT.execmd.exerat.exedescription pid process target process PID 1844 wrote to memory of 4264 1844 TelegramRAT.exe schtasks.exe PID 1844 wrote to memory of 4264 1844 TelegramRAT.exe schtasks.exe PID 1844 wrote to memory of 1696 1844 TelegramRAT.exe cmd.exe PID 1844 wrote to memory of 1696 1844 TelegramRAT.exe cmd.exe PID 1696 wrote to memory of 4760 1696 cmd.exe tasklist.exe PID 1696 wrote to memory of 4760 1696 cmd.exe tasklist.exe PID 1696 wrote to memory of 872 1696 cmd.exe find.exe PID 1696 wrote to memory of 872 1696 cmd.exe find.exe PID 1696 wrote to memory of 4612 1696 cmd.exe timeout.exe PID 1696 wrote to memory of 4612 1696 cmd.exe timeout.exe PID 1696 wrote to memory of 4868 1696 cmd.exe rat.exe PID 1696 wrote to memory of 4868 1696 cmd.exe rat.exe PID 4868 wrote to memory of 4692 4868 rat.exe schtasks.exe PID 4868 wrote to memory of 4692 4868 rat.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:1844 -
C:\Windows\System32\schtasks.exe"C:\Windows\System32\schtasks.exe" /create /f /sc ONLOGON /RL HIGHEST /tn "Chrome Update" /tr "C:\Users\Admin\rat.exe"2⤵
- Creates scheduled task(s)
PID:4264
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /C C:\Users\Admin\AppData\Local\Temp\tmp38D3.tmp.bat & Del C:\Users\Admin\AppData\Local\Temp\tmp38D3.tmp.bat2⤵
- Suspicious use of WriteProcessMemory
PID:1696 -
C:\Windows\system32\tasklist.exeTasklist /fi "PID eq 1844"3⤵
- Enumerates processes with tasklist
- Suspicious use of AdjustPrivilegeToken
PID:4760
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C:\Windows\system32\find.exefind ":"3⤵PID:872
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C:\Windows\system32\timeout.exeTimeout /T 1 /Nobreak3⤵
- Delays execution with timeout.exe
PID:4612
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C:\Users\Admin\rat.exe"rat.exe"3⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4868 -
C:\Windows\System32\schtasks.exe"C:\Windows\System32\schtasks.exe" /create /f /sc ONLOGON /RL HIGHEST /tn "Chrome Update" /tr "C:\Users\Admin\rat.exe"4⤵
- Creates scheduled task(s)
PID:4692
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
185B
MD574f567f48662999e72bca4418908d286
SHA19899ee08485df8b664725481c25b5f2bffca05f1
SHA256199ca61c45873401e3ee35601ee6260c2ddd4b8b00ac23a3516f85fa76ba1ae5
SHA5125ac4405d6c579ef4a5e880daf7cd9264de51e293ec1c65496737d9bd5ea618e9bf51b7487e6089b375d528a044f70d338910110bd21c7083abca888b6e120162
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Filesize
111KB
MD58834c1eaf28b3b076df2a0aac5d1148e
SHA1640e70c94c0e01492c4c45cf2b23b65914a94cc5
SHA25649f704606ec839fa6867a5f5f67090299b69b02dab7d352e161c8a754165de8a
SHA51259c6d085818d43607ee2aef904899690a116a34f6e50978c35017d1a546964bcdfc435b7fb09bab998d4d0eacc8b614a58a55c029311d7c33473a501f4f3f561