Analysis
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max time kernel
150s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20231130-en -
resource tags
arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system -
submitted
08/12/2023, 09:45
Static task
static1
Behavioral task
behavioral1
Sample
G9876545678009876.exe
Resource
win7-20231201-en
Behavioral task
behavioral2
Sample
G9876545678009876.exe
Resource
win10v2004-20231130-en
General
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Target
G9876545678009876.exe
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Size
757KB
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MD5
6696d37cf0b9b65fd9fc58934d79c9cb
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SHA1
6c75525f455c341e936ec64546fc4d9bfe52ee81
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SHA256
2db991b9ae725ec59f9a29654e4c5f8d2bf363662cfa8d271a8692fea4883744
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SHA512
b9db5f1832b7a6d046c029204d6061e13b1e4b1d3e1a0117a7f51d03aa08b6a5f97be2036cba93ceb17a4f558c4ddfd580a80185d9c8446818b854ebe1749a18
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SSDEEP
12288:HDWMD9ehE+uDneLBQt20dup/20AQBOLdxD4N1fahKDZncwk6pvxT0K0jlyOJN9R4:FeVZ27zZPdnjImBOQXU
Malware Config
Extracted
remcos
RemoteHost
107.175.229.139:8087
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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-IZFV1M
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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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Drops startup file 2 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\.exe Powershell.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\.exe Powershell.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 652 set thread context of 4204 652 G9876545678009876.exe 92 -
Program crash 1 IoCs
pid pid_target Process procid_target 3948 4204 WerFault.exe 92 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2252 Powershell.exe 2252 Powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2252 Powershell.exe Token: SeManageVolumePrivilege 4324 svchost.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 652 wrote to memory of 2252 652 G9876545678009876.exe 88 PID 652 wrote to memory of 2252 652 G9876545678009876.exe 88 PID 652 wrote to memory of 2252 652 G9876545678009876.exe 88 PID 652 wrote to memory of 4204 652 G9876545678009876.exe 92 PID 652 wrote to memory of 4204 652 G9876545678009876.exe 92 PID 652 wrote to memory of 4204 652 G9876545678009876.exe 92 PID 652 wrote to memory of 4204 652 G9876545678009876.exe 92 PID 652 wrote to memory of 4204 652 G9876545678009876.exe 92 PID 652 wrote to memory of 4204 652 G9876545678009876.exe 92 PID 652 wrote to memory of 4204 652 G9876545678009876.exe 92 PID 652 wrote to memory of 4204 652 G9876545678009876.exe 92 PID 652 wrote to memory of 4204 652 G9876545678009876.exe 92 PID 652 wrote to memory of 4204 652 G9876545678009876.exe 92 PID 652 wrote to memory of 4204 652 G9876545678009876.exe 92 PID 652 wrote to memory of 4204 652 G9876545678009876.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\G9876545678009876.exe"C:\Users\Admin\AppData\Local\Temp\G9876545678009876.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:652 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Powershell.exe"Powershell.exe" -ExecutionPolicy Bypass -command Copy-Item 'C:\Users\Admin\AppData\Local\Temp\G9876545678009876.exe' 'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\.exe'2⤵
- Drops startup file
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2252
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe"2⤵PID:4204
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4204 -s 5123⤵
- Program crash
PID:3948
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4204 -ip 42041⤵PID:864
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C:\Windows\system32\rundll32.exe"C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe1⤵PID:4480
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k UnistackSvcGroup1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4324
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82