Analysis
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max time kernel
24s -
max time network
24s -
platform
windows10-2004_x64 -
resource
win10v2004-20240419-en -
resource tags
arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system -
submitted
27-04-2024 09:46
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
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-1-5-21-877519540-908060166-1852957295-1000\Control Panel\International\Geo\Nation TelegramRAT.exe Key value queried \REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\Control Panel\International\Geo\Nation rat.exe -
Executes dropped EXE 1 IoCs
Processes:
rat.exepid process 5052 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 1540 schtasks.exe 984 schtasks.exe -
Delays execution with timeout.exe 1 IoCs
Processes:
timeout.exepid process 3152 timeout.exe -
Enumerates processes with tasklist 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
TelegramRAT.exetasklist.exerat.exedescription pid process Token: SeDebugPrivilege 2980 TelegramRAT.exe Token: SeDebugPrivilege 2608 tasklist.exe Token: SeDebugPrivilege 5052 rat.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
TelegramRAT.execmd.exerat.exedescription pid process target process PID 2980 wrote to memory of 1540 2980 TelegramRAT.exe schtasks.exe PID 2980 wrote to memory of 1540 2980 TelegramRAT.exe schtasks.exe PID 2980 wrote to memory of 612 2980 TelegramRAT.exe cmd.exe PID 2980 wrote to memory of 612 2980 TelegramRAT.exe cmd.exe PID 612 wrote to memory of 2608 612 cmd.exe tasklist.exe PID 612 wrote to memory of 2608 612 cmd.exe tasklist.exe PID 612 wrote to memory of 2912 612 cmd.exe find.exe PID 612 wrote to memory of 2912 612 cmd.exe find.exe PID 612 wrote to memory of 3152 612 cmd.exe timeout.exe PID 612 wrote to memory of 3152 612 cmd.exe timeout.exe PID 612 wrote to memory of 5052 612 cmd.exe rat.exe PID 612 wrote to memory of 5052 612 cmd.exe rat.exe PID 5052 wrote to memory of 984 5052 rat.exe schtasks.exe PID 5052 wrote to memory of 984 5052 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:2980 -
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:1540
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /C C:\Users\Admin\AppData\Local\Temp\tmp43B0.tmp.bat & Del C:\Users\Admin\AppData\Local\Temp\tmp43B0.tmp.bat2⤵
- Suspicious use of WriteProcessMemory
PID:612 -
C:\Windows\system32\tasklist.exeTasklist /fi "PID eq 2980"3⤵
- Enumerates processes with tasklist
- Suspicious use of AdjustPrivilegeToken
PID:2608
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C:\Windows\system32\find.exefind ":"3⤵PID:2912
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C:\Windows\system32\timeout.exeTimeout /T 1 /Nobreak3⤵
- Delays execution with timeout.exe
PID:3152
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C:\Users\Admin\rat.exe"rat.exe"3⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5052 -
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:984
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
185B
MD502700f4d4f6a56ec600f09173229dcaf
SHA11fed64e94137f39b1a9adb6f76a5dc35a4f6113f
SHA256e0089d5596ad15da7462e2eda98e758f0fdab230ddf96fe32349e7108e173eb3
SHA5126698bf88c591eae1b5cd471a170d90b52db84bbcec0ff9869854b7df73c82e01bafbbef4f606c7634335aee325c2256974b5fe0658a71d01d9e2a7d5b0c0a1ce
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Filesize
111KB
MD58834c1eaf28b3b076df2a0aac5d1148e
SHA1640e70c94c0e01492c4c45cf2b23b65914a94cc5
SHA25649f704606ec839fa6867a5f5f67090299b69b02dab7d352e161c8a754165de8a
SHA51259c6d085818d43607ee2aef904899690a116a34f6e50978c35017d1a546964bcdfc435b7fb09bab998d4d0eacc8b614a58a55c029311d7c33473a501f4f3f561