Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
22-07-2024 13:09
Static task
static1
Behavioral task
behavioral1
Sample
DHL Shipment Document Waybill NO # 1363232194.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
DHL Shipment Document Waybill NO # 1363232194.exe
Resource
win10v2004-20240709-en
General
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Target
DHL Shipment Document Waybill NO # 1363232194.exe
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Size
2.3MB
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MD5
2a65843b474feff5256bd673b4ff88ae
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SHA1
0c80fb17f84d478941ab4d51fddcccaf274da31d
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SHA256
d07cfaeced4e8bba1c9fdc8006dc80105cf654759c4d74d4d2d2964a0f6e9230
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SHA512
7f8a5a684273a031b648129870d493c9a2d63838a8179b8ce32e2c94f956c1a1196ef404d346e6ca42016489fa949b985bc598111dde0249c64c12a668b77292
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SSDEEP
49152:E2u/BMdg532rpsjCMqigjns2+a95PlpiH9MzMrcgt4hzNriBldyQJ/MqmG:DrpEZI0BnlJNh
Malware Config
Extracted
remcos
Dollar Man
178.23.190.118:52499
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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-SJ9MVF
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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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Detected Nirsoft tools 9 IoCs
Free utilities often used by attackers which can steal passwords, product keys, etc.
Processes:
resource yara_rule behavioral2/memory/1640-27-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral2/memory/1640-29-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral2/memory/4292-28-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft behavioral2/memory/3132-26-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral2/memory/4292-25-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft behavioral2/memory/1640-24-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral2/memory/4292-23-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft behavioral2/memory/3132-30-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral2/memory/3132-35-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft -
NirSoft MailPassView 3 IoCs
Password recovery tool for various email clients
Processes:
resource yara_rule behavioral2/memory/4292-28-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView behavioral2/memory/4292-25-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView behavioral2/memory/4292-23-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 3 IoCs
Password recovery tool for various web browsers
Processes:
resource yara_rule behavioral2/memory/3132-26-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView behavioral2/memory/3132-30-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView behavioral2/memory/3132-35-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView -
Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
Processes:
regsvcs.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts regsvcs.exe -
Suspicious use of SetThreadContext 4 IoCs
Processes:
DHL Shipment Document Waybill NO # 1363232194.exeregsvcs.exedescription pid Process procid_target PID 4380 set thread context of 5024 4380 DHL Shipment Document Waybill NO # 1363232194.exe 89 PID 5024 set thread context of 3132 5024 regsvcs.exe 91 PID 5024 set thread context of 4292 5024 regsvcs.exe 92 PID 5024 set thread context of 1640 5024 regsvcs.exe 93 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
regsvcs.exeregsvcs.exepid Process 1640 regsvcs.exe 1640 regsvcs.exe 3132 regsvcs.exe 3132 regsvcs.exe 3132 regsvcs.exe 3132 regsvcs.exe -
Suspicious behavior: MapViewOfSection 4 IoCs
Processes:
regsvcs.exepid Process 5024 regsvcs.exe 5024 regsvcs.exe 5024 regsvcs.exe 5024 regsvcs.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
regsvcs.exedescription pid Process Token: SeDebugPrivilege 1640 regsvcs.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
regsvcs.exepid Process 5024 regsvcs.exe -
Suspicious use of WriteProcessMemory 31 IoCs
Processes:
DHL Shipment Document Waybill NO # 1363232194.exeregsvcs.exedescription pid Process procid_target PID 4380 wrote to memory of 1696 4380 DHL Shipment Document Waybill NO # 1363232194.exe 86 PID 4380 wrote to memory of 1696 4380 DHL Shipment Document Waybill NO # 1363232194.exe 86 PID 4380 wrote to memory of 1696 4380 DHL Shipment Document Waybill NO # 1363232194.exe 86 PID 4380 wrote to memory of 1696 4380 DHL Shipment Document Waybill NO # 1363232194.exe 86 PID 4380 wrote to memory of 5024 4380 DHL Shipment Document Waybill NO # 1363232194.exe 89 PID 4380 wrote to memory of 5024 4380 DHL Shipment Document Waybill NO # 1363232194.exe 89 PID 4380 wrote to memory of 5024 4380 DHL Shipment Document Waybill NO # 1363232194.exe 89 PID 4380 wrote to memory of 5024 4380 DHL Shipment Document Waybill NO # 1363232194.exe 89 PID 4380 wrote to memory of 5024 4380 DHL Shipment Document Waybill NO # 1363232194.exe 89 PID 4380 wrote to memory of 5024 4380 DHL Shipment Document Waybill NO # 1363232194.exe 89 PID 4380 wrote to memory of 5024 4380 DHL Shipment Document Waybill NO # 1363232194.exe 89 PID 4380 wrote to memory of 5024 4380 DHL Shipment Document Waybill NO # 1363232194.exe 89 PID 4380 wrote to memory of 5024 4380 DHL Shipment Document Waybill NO # 1363232194.exe 89 PID 4380 wrote to memory of 5024 4380 DHL Shipment Document Waybill NO # 1363232194.exe 89 PID 4380 wrote to memory of 5024 4380 DHL Shipment Document Waybill NO # 1363232194.exe 89 PID 4380 wrote to memory of 5024 4380 DHL Shipment Document Waybill NO # 1363232194.exe 89 PID 5024 wrote to memory of 4036 5024 regsvcs.exe 90 PID 5024 wrote to memory of 4036 5024 regsvcs.exe 90 PID 5024 wrote to memory of 4036 5024 regsvcs.exe 90 PID 5024 wrote to memory of 3132 5024 regsvcs.exe 91 PID 5024 wrote to memory of 3132 5024 regsvcs.exe 91 PID 5024 wrote to memory of 3132 5024 regsvcs.exe 91 PID 5024 wrote to memory of 3132 5024 regsvcs.exe 91 PID 5024 wrote to memory of 4292 5024 regsvcs.exe 92 PID 5024 wrote to memory of 4292 5024 regsvcs.exe 92 PID 5024 wrote to memory of 4292 5024 regsvcs.exe 92 PID 5024 wrote to memory of 4292 5024 regsvcs.exe 92 PID 5024 wrote to memory of 1640 5024 regsvcs.exe 93 PID 5024 wrote to memory of 1640 5024 regsvcs.exe 93 PID 5024 wrote to memory of 1640 5024 regsvcs.exe 93 PID 5024 wrote to memory of 1640 5024 regsvcs.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\DHL Shipment Document Waybill NO # 1363232194.exe"C:\Users\Admin\AppData\Local\Temp\DHL Shipment Document Waybill NO # 1363232194.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4380 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"2⤵PID:1696
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5024 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe /stext "C:\Users\Admin\AppData\Local\Temp\vhpgyjhxnsxdnrahvrccrdolmmrdkifu"3⤵PID:4036
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe /stext "C:\Users\Admin\AppData\Local\Temp\vhpgyjhxnsxdnrahvrccrdolmmrdkifu"3⤵
- Suspicious behavior: EnumeratesProcesses
PID:3132
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe /stext "C:\Users\Admin\AppData\Local\Temp\fjvy"3⤵
- Accesses Microsoft Outlook accounts
PID:4292
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe /stext "C:\Users\Admin\AppData\Local\Temp\qeirzuc"3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1640
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
144B
MD5f4d47443bc952bfa3f4b7d6c9914ce9b
SHA10f38c0d8bb18abe96a6282de1cbbd629769250b9
SHA256e335007d3b35a0899bb5ddad84bd2de968f46f790c6615c82ad172399acbc4c8
SHA512c812416b2db10b382fcae1c758b170b279deada88dde0dc13844d82a9356d33e18f207af427e3ab71e1406fef169f5a182f608aaea912fe315781a4372d8e6b0
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Filesize
4KB
MD571e3611290752b1a114e303d84e3987f
SHA1210794023f369235615743c802fce5055961ee6e
SHA2565163d0e849d5d39f1e8beb9d13beea8240d532dff6f28433522148628007af06
SHA512d0235dd58f9038009e44c4847535f2bb652f093418fdfd890c01b4b9d8981df3a31e4a89f9099c226becbfe8541015d60f6b852165241d08cb8795d93dd2eb09