Analysis
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max time kernel
150s -
max time network
152s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
10/04/2024, 07:43
Static task
static1
Behavioral task
behavioral1
Sample
85436adfcf697218c41b0aa04b3dc6b0ef20e6b4d5dc4d630f82b1c75d48644f.exe
Resource
win7-20240221-en
General
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Target
85436adfcf697218c41b0aa04b3dc6b0ef20e6b4d5dc4d630f82b1c75d48644f.exe
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Size
1.1MB
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MD5
bed4111e963bec36091564b39b80ffc2
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SHA1
35df300d1acdc93e9780fd71e3a08a590ba2f934
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SHA256
85436adfcf697218c41b0aa04b3dc6b0ef20e6b4d5dc4d630f82b1c75d48644f
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SHA512
f6ac3096f9388f49a62f5232fb608d34a6318375b4abc1d389566ee60e639be5b30e64d7159713e5dc26d8055b00d5696628d50248ef2d49d8823758fbc1a641
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SSDEEP
24576:s1aM5WKnosp69m2ZVAH8c1Cy/DnhHR7c2cv9jYRkDj:s1aM5WKnospn2cqWDnhHRI2c1jY2
Malware Config
Extracted
remcos
limao
defenderav.con-ip.com:33892
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audio_folder
MicRecords
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audio_path
%AppData%
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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
defenderupdate.exe
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copy_folder
defenderupdate
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delete_file
false
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hide_file
false
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hide_keylog_file
true
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install_flag
false
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install_path
ApplicationPath
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keylog_crypt
true
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keylog_file
logs.dat
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keylog_flag
false
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keylog_folder
logs
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keylog_path
ApplicationPath
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mouse_option
false
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mutex
Remcos411-SXHMVO
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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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startup_value
defenderupdate
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take_screenshot_option
false
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take_screenshot_time
5
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take_screenshot_title
notepad;solitaire;
Signatures
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Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2928 set thread context of 2644 2928 85436adfcf697218c41b0aa04b3dc6b0ef20e6b4d5dc4d630f82b1c75d48644f.exe 28 -
Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\Microsoft.NET\Framework\v4.0.30319\logs\logs.dat AddInProcess32.exe File created C:\Windows\Microsoft.NET\Framework\v4.0.30319\logs\logs.dat AddInProcess32.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2928 85436adfcf697218c41b0aa04b3dc6b0ef20e6b4d5dc4d630f82b1c75d48644f.exe 2928 85436adfcf697218c41b0aa04b3dc6b0ef20e6b4d5dc4d630f82b1c75d48644f.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2928 85436adfcf697218c41b0aa04b3dc6b0ef20e6b4d5dc4d630f82b1c75d48644f.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2644 AddInProcess32.exe -
Suspicious use of WriteProcessMemory 13 IoCs
description pid Process procid_target PID 2928 wrote to memory of 2644 2928 85436adfcf697218c41b0aa04b3dc6b0ef20e6b4d5dc4d630f82b1c75d48644f.exe 28 PID 2928 wrote to memory of 2644 2928 85436adfcf697218c41b0aa04b3dc6b0ef20e6b4d5dc4d630f82b1c75d48644f.exe 28 PID 2928 wrote to memory of 2644 2928 85436adfcf697218c41b0aa04b3dc6b0ef20e6b4d5dc4d630f82b1c75d48644f.exe 28 PID 2928 wrote to memory of 2644 2928 85436adfcf697218c41b0aa04b3dc6b0ef20e6b4d5dc4d630f82b1c75d48644f.exe 28 PID 2928 wrote to memory of 2644 2928 85436adfcf697218c41b0aa04b3dc6b0ef20e6b4d5dc4d630f82b1c75d48644f.exe 28 PID 2928 wrote to memory of 2644 2928 85436adfcf697218c41b0aa04b3dc6b0ef20e6b4d5dc4d630f82b1c75d48644f.exe 28 PID 2928 wrote to memory of 2644 2928 85436adfcf697218c41b0aa04b3dc6b0ef20e6b4d5dc4d630f82b1c75d48644f.exe 28 PID 2928 wrote to memory of 2644 2928 85436adfcf697218c41b0aa04b3dc6b0ef20e6b4d5dc4d630f82b1c75d48644f.exe 28 PID 2928 wrote to memory of 2644 2928 85436adfcf697218c41b0aa04b3dc6b0ef20e6b4d5dc4d630f82b1c75d48644f.exe 28 PID 2928 wrote to memory of 2644 2928 85436adfcf697218c41b0aa04b3dc6b0ef20e6b4d5dc4d630f82b1c75d48644f.exe 28 PID 2928 wrote to memory of 2644 2928 85436adfcf697218c41b0aa04b3dc6b0ef20e6b4d5dc4d630f82b1c75d48644f.exe 28 PID 2928 wrote to memory of 2644 2928 85436adfcf697218c41b0aa04b3dc6b0ef20e6b4d5dc4d630f82b1c75d48644f.exe 28 PID 2928 wrote to memory of 2644 2928 85436adfcf697218c41b0aa04b3dc6b0ef20e6b4d5dc4d630f82b1c75d48644f.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\85436adfcf697218c41b0aa04b3dc6b0ef20e6b4d5dc4d630f82b1c75d48644f.exe"C:\Users\Admin\AppData\Local\Temp\85436adfcf697218c41b0aa04b3dc6b0ef20e6b4d5dc4d630f82b1c75d48644f.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2928 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"2⤵
- Drops file in Windows directory
- Suspicious use of SetWindowsHookEx
PID:2644
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Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
144B
MD500969feba289d0b1df02e3cb4706b4a3
SHA1978077e1858262a855f6579b2f8b06b1492b5b2b
SHA25663b290c53c1157a572fb5e875084055c99984a4073ee68554f80509fd9d7fa2a
SHA512251db0937d6a2edd2405dd980a7802016a6ef6a382230671af99a074403a7a7ce90ed1e675443e247bd0db790b28743289d7e8b829f81ad7ecf3ae6828fd3fc8