Analysis
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max time kernel
147s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
10-05-2024 08:44
Static task
static1
Behavioral task
behavioral1
Sample
3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.exe
Resource
win7-20240508-en
General
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Target
3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.exe
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Size
1.0MB
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MD5
1b968f62b9672831c42e1cc776473a4b
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SHA1
14634650057f53408c9da09215bed0b08eb1f287
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SHA256
3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772
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SHA512
53e58d80069bfa0159c88598d544ff009c6823150b886e606b8ce00bc3d1c8619c8ce495fc564e5fc6d397a0c461d707c30684ee2d622970230a84b40401ab59
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SSDEEP
24576:mF1lOimK6SfT7rEu/hXpOfTi0kIU4y41sYBpJ312Zq:IZfou/hXYf3Lt11TJl2U
Malware Config
Extracted
remcos
STHost
89.249.73.162:2479
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audio_folder
MicRecords
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audio_record_time
5
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connect_delay
0
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connect_interval
1
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copy_file
remcos.exe
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copy_folder
Remcos
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delete_file
false
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hide_file
false
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hide_keylog_file
false
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install_flag
false
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keylog_crypt
false
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keylog_file
logs.dat
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keylog_flag
false
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keylog_folder
remcos
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mouse_option
false
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mutex
Rmc-TH3UQH
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screenshot_crypt
false
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screenshot_flag
false
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screenshot_folder
Screenshots
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screenshot_path
%AppData%
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screenshot_time
10
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take_screenshot_option
false
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take_screenshot_time
5
Signatures
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Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.exedescription ioc Process Key value queried \REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000\Control Panel\International\Geo\Nation 3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.exedescription pid Process procid_target PID 4908 set thread context of 2328 4908 3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.exe 97 -
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 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.exepowershell.exepid Process 4908 3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.exe 1452 powershell.exe 4908 3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.exe 1452 powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.exepowershell.exedescription pid Process Token: SeDebugPrivilege 4908 3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.exe Token: SeDebugPrivilege 1452 powershell.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.exepid Process 2328 3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.exe -
Suspicious use of WriteProcessMemory 18 IoCs
Processes:
3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.exedescription pid Process procid_target PID 4908 wrote to memory of 1452 4908 3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.exe 93 PID 4908 wrote to memory of 1452 4908 3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.exe 93 PID 4908 wrote to memory of 1452 4908 3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.exe 93 PID 4908 wrote to memory of 1252 4908 3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.exe 95 PID 4908 wrote to memory of 1252 4908 3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.exe 95 PID 4908 wrote to memory of 1252 4908 3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.exe 95 PID 4908 wrote to memory of 2328 4908 3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.exe 97 PID 4908 wrote to memory of 2328 4908 3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.exe 97 PID 4908 wrote to memory of 2328 4908 3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.exe 97 PID 4908 wrote to memory of 2328 4908 3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.exe 97 PID 4908 wrote to memory of 2328 4908 3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.exe 97 PID 4908 wrote to memory of 2328 4908 3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.exe 97 PID 4908 wrote to memory of 2328 4908 3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.exe 97 PID 4908 wrote to memory of 2328 4908 3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.exe 97 PID 4908 wrote to memory of 2328 4908 3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.exe 97 PID 4908 wrote to memory of 2328 4908 3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.exe 97 PID 4908 wrote to memory of 2328 4908 3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.exe 97 PID 4908 wrote to memory of 2328 4908 3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.exe 97
Processes
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C:\Users\Admin\AppData\Local\Temp\3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.exe"C:\Users\Admin\AppData\Local\Temp\3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4908 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\siRiSxOKgeg.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1452
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\siRiSxOKgeg" /XML "C:\Users\Admin\AppData\Local\Temp\tmp615A.tmp"2⤵
- Creates scheduled task(s)
PID:1252
-
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C:\Users\Admin\AppData\Local\Temp\3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.exe"C:\Users\Admin\AppData\Local\Temp\3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.exe"2⤵
- Suspicious use of SetWindowsHookEx
PID:2328
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
144B
MD5b8f6111fa4ba009e4beaf8cfc065c5a5
SHA158f1ec327afaf5916abac8c7c63faa17d57262d7
SHA256b933d907b57578db8f26ba570616e7f0d4b7bf5f05c41d43a7634258c41de99e
SHA512cd756b92d2a3a6345117d380a02b8d034d674cc3f96a1c696b6734f6b4c5eab1e73f743b82d67d3f746c728ea6b88731af5c3240325a7041826eb3d6fc0d35f4
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD5509fd70b506215d5d397fae877b8190e
SHA1e83732683acd7cb4f3f934615853e601b608a68d
SHA256bf1e5f38ac01f680dc41ef978ed1a868ae1a86c76d9893cbfaf4844c1601add1
SHA512c4ce5e346b2b89e770ab164746c14d59c328fb04fc6562e7fd5536468fe6127c37d000c0db3f0fdc12f303df512227bbe4703faaf92764008b9560b5ca1fcb0c