Analysis
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max time kernel
149s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
26-01-2023 14:32
Static task
static1
Behavioral task
behavioral1
Sample
Purchase Order Inquiry_190123.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
Purchase Order Inquiry_190123.exe
Resource
win10v2004-20221111-en
General
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Target
Purchase Order Inquiry_190123.exe
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Size
7KB
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MD5
1c72fb093ace75fffb093c6541ff4940
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SHA1
7034c12131cc2e28fcf9235850a36b08e9983dce
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SHA256
f00982603a693995cf32649df28ac390ce839638751f04d11517454466061785
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SHA512
4d713c85e2b5a818e3f5db4c7b59a820bb309c911825670b540597c9faa9d931f5648d054e19a01a48f7c97bae6dfe67b02148fb3ad58ddafdd11bb06f8a59ed
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SSDEEP
96:lTlsnKYgr+QLZCMqm18WQ2juY+wq+Df/8tEkajtR/zNt:lpQELZCMqmXjuZ+z8zaj7p
Malware Config
Extracted
remcos
28282
194.180.49.17:28282
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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
gqhwjekrltlu-TOU33Q
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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
Remcos
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take_screenshot_option
false
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take_screenshot_time
5
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
Purchase Order Inquiry_190123.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation Purchase Order Inquiry_190123.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
Purchase Order Inquiry_190123.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Eesibjdz = "\"C:\\Users\\Admin\\AppData\\Roaming\\Gngrey\\Eesibjdz.exe\"" Purchase Order Inquiry_190123.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Purchase Order Inquiry_190123.exedescription pid process target process PID 4800 set thread context of 4544 4800 Purchase Order Inquiry_190123.exe Purchase Order Inquiry_190123.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
powershell.exePurchase Order Inquiry_190123.exepid process 3860 powershell.exe 3860 powershell.exe 4800 Purchase Order Inquiry_190123.exe 4800 Purchase Order Inquiry_190123.exe 4800 Purchase Order Inquiry_190123.exe 4800 Purchase Order Inquiry_190123.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
Purchase Order Inquiry_190123.exepowershell.exedescription pid process Token: SeDebugPrivilege 4800 Purchase Order Inquiry_190123.exe Token: SeDebugPrivilege 3860 powershell.exe -
Suspicious use of WriteProcessMemory 21 IoCs
Processes:
Purchase Order Inquiry_190123.exedescription pid process target process PID 4800 wrote to memory of 3860 4800 Purchase Order Inquiry_190123.exe powershell.exe PID 4800 wrote to memory of 3860 4800 Purchase Order Inquiry_190123.exe powershell.exe PID 4800 wrote to memory of 3860 4800 Purchase Order Inquiry_190123.exe powershell.exe PID 4800 wrote to memory of 3624 4800 Purchase Order Inquiry_190123.exe Purchase Order Inquiry_190123.exe PID 4800 wrote to memory of 3624 4800 Purchase Order Inquiry_190123.exe Purchase Order Inquiry_190123.exe PID 4800 wrote to memory of 3624 4800 Purchase Order Inquiry_190123.exe Purchase Order Inquiry_190123.exe PID 4800 wrote to memory of 4556 4800 Purchase Order Inquiry_190123.exe Purchase Order Inquiry_190123.exe PID 4800 wrote to memory of 4556 4800 Purchase Order Inquiry_190123.exe Purchase Order Inquiry_190123.exe PID 4800 wrote to memory of 4556 4800 Purchase Order Inquiry_190123.exe Purchase Order Inquiry_190123.exe PID 4800 wrote to memory of 4544 4800 Purchase Order Inquiry_190123.exe Purchase Order Inquiry_190123.exe PID 4800 wrote to memory of 4544 4800 Purchase Order Inquiry_190123.exe Purchase Order Inquiry_190123.exe PID 4800 wrote to memory of 4544 4800 Purchase Order Inquiry_190123.exe Purchase Order Inquiry_190123.exe PID 4800 wrote to memory of 4544 4800 Purchase Order Inquiry_190123.exe Purchase Order Inquiry_190123.exe PID 4800 wrote to memory of 4544 4800 Purchase Order Inquiry_190123.exe Purchase Order Inquiry_190123.exe PID 4800 wrote to memory of 4544 4800 Purchase Order Inquiry_190123.exe Purchase Order Inquiry_190123.exe PID 4800 wrote to memory of 4544 4800 Purchase Order Inquiry_190123.exe Purchase Order Inquiry_190123.exe PID 4800 wrote to memory of 4544 4800 Purchase Order Inquiry_190123.exe Purchase Order Inquiry_190123.exe PID 4800 wrote to memory of 4544 4800 Purchase Order Inquiry_190123.exe Purchase Order Inquiry_190123.exe PID 4800 wrote to memory of 4544 4800 Purchase Order Inquiry_190123.exe Purchase Order Inquiry_190123.exe PID 4800 wrote to memory of 4544 4800 Purchase Order Inquiry_190123.exe Purchase Order Inquiry_190123.exe PID 4800 wrote to memory of 4544 4800 Purchase Order Inquiry_190123.exe Purchase Order Inquiry_190123.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Purchase Order Inquiry_190123.exe"C:\Users\Admin\AppData\Local\Temp\Purchase Order Inquiry_190123.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAAMgAwAA==2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\Purchase Order Inquiry_190123.exe"C:\Users\Admin\AppData\Local\Temp\Purchase Order Inquiry_190123.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\Purchase Order Inquiry_190123.exe"C:\Users\Admin\AppData\Local\Temp\Purchase Order Inquiry_190123.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\Purchase Order Inquiry_190123.exe"C:\Users\Admin\AppData\Local\Temp\Purchase Order Inquiry_190123.exe"2⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/3624-144-0x0000000000000000-mapping.dmp
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memory/3860-141-0x0000000006750000-0x000000000676A000-memory.dmpFilesize
104KB
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memory/3860-134-0x0000000000000000-mapping.dmp
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memory/3860-135-0x0000000004C70000-0x0000000004CA6000-memory.dmpFilesize
216KB
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memory/3860-136-0x0000000005300000-0x0000000005928000-memory.dmpFilesize
6.2MB
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memory/3860-137-0x0000000005A50000-0x0000000005AB6000-memory.dmpFilesize
408KB
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memory/3860-138-0x0000000005AC0000-0x0000000005B26000-memory.dmpFilesize
408KB
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memory/3860-139-0x0000000006240000-0x000000000625E000-memory.dmpFilesize
120KB
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memory/3860-140-0x0000000007880000-0x0000000007EFA000-memory.dmpFilesize
6.5MB
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memory/4544-146-0x0000000000000000-mapping.dmp
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memory/4544-147-0x0000000000400000-0x000000000047F000-memory.dmpFilesize
508KB
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memory/4544-148-0x0000000000400000-0x000000000047F000-memory.dmpFilesize
508KB
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memory/4544-149-0x0000000000400000-0x000000000047F000-memory.dmpFilesize
508KB
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memory/4544-150-0x0000000000400000-0x000000000047F000-memory.dmpFilesize
508KB
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memory/4544-151-0x0000000000400000-0x000000000047F000-memory.dmpFilesize
508KB
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memory/4556-145-0x0000000000000000-mapping.dmp
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memory/4800-142-0x00000000053C0000-0x0000000005452000-memory.dmpFilesize
584KB
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memory/4800-143-0x0000000006F90000-0x0000000007534000-memory.dmpFilesize
5.6MB
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memory/4800-133-0x0000000005FD0000-0x0000000005FF2000-memory.dmpFilesize
136KB
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memory/4800-132-0x0000000000010000-0x0000000000018000-memory.dmpFilesize
32KB