Analysis
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max time kernel
147s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
27-09-2024 14:35
General
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Target
Payment_Volksbank_EUR36550-Bestellung -4500673541.com.exe
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Size
811KB
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MD5
97249feaaa2dd67af540e7615533294c
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SHA1
dbfde83716b7253d7640d2ae3b45774337ce5931
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SHA256
bd4499ee1845b2eeadc364b26f6e5891aaa699945a1125e6fcceedaac87f9090
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SHA512
c3dc5f9733e673f23d8d553e613a61fc9854a02f7f87a0305450cf34fb4f1c1be7ea011ac99fb1ee0a37a68a15ae6761948f2af9a5f03067cbf76a34568961a8
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SSDEEP
12288:BTuHVrQ4WOKO7gN9GB5VG7K+M6HmPXMi+LO6Y1DLWqTylvQ9IFHepohIxFt7hxXO:twh/7Hy7K+zsXMTwAMWR9hoRR7jKzjrf
Malware Config
Extracted
remcos
RemoteHost
102.165.14.28:26000
102.165.14.28:27000
102.165.14.28:28000
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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-0V7E34
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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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Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
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Remcos
Remcos is a closed-source remote control and surveillance software.
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Detected Nirsoft tools 8 IoCs
Free utilities often used by attackers which can steal passwords, product keys, etc.
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NirSoft MailPassView 3 IoCs
Password recovery tool for various email clients
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NirSoft WebBrowserPassView 2 IoCs
Password recovery tool for various web browsers
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Loads dropped DLL 2 IoCs
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Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
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Suspicious use of NtCreateThreadExHideFromDebugger 2 IoCs
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Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
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Suspicious use of SetThreadContext 4 IoCs
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Drops file in Program Files directory 1 IoCs
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Drops file in Windows directory 1 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
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Suspicious behavior: EnumeratesProcesses 2 IoCs
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Suspicious behavior: MapViewOfSection 4 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of WriteProcessMemory 18 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\Payment_Volksbank_EUR36550-Bestellung -4500673541.com.exe"C:\Users\Admin\AppData\Local\Temp\Payment_Volksbank_EUR36550-Bestellung -4500673541.com.exe"1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Drops file in Program Files directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Payment_Volksbank_EUR36550-Bestellung -4500673541.com.exe"C:\Users\Admin\AppData\Local\Temp\Payment_Volksbank_EUR36550-Bestellung -4500673541.com.exe"2⤵
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Payment_Volksbank_EUR36550-Bestellung -4500673541.com.exe"C:\Users\Admin\AppData\Local\Temp\Payment_Volksbank_EUR36550-Bestellung -4500673541.com.exe" /stext "C:\Users\Admin\AppData\Local\Temp\nsckewxbytdtvkcivftmezmkqw"3⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
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C:\Users\Admin\AppData\Local\Temp\Payment_Volksbank_EUR36550-Bestellung -4500673541.com.exe"C:\Users\Admin\AppData\Local\Temp\Payment_Volksbank_EUR36550-Bestellung -4500673541.com.exe" /stext "C:\Users\Admin\AppData\Local\Temp\xmhdepivtcvgyyymnqggpehbrclnh"3⤵
- Accesses Microsoft Outlook accounts
- System Location Discovery: System Language Discovery
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C:\Users\Admin\AppData\Local\Temp\Payment_Volksbank_EUR36550-Bestellung -4500673541.com.exe"C:\Users\Admin\AppData\Local\Temp\Payment_Volksbank_EUR36550-Bestellung -4500673541.com.exe" /stext "C:\Users\Admin\AppData\Local\Temp\agnnfhtwhknkiemqwbthsrbsarvwissa"3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2B
MD5f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84
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Filesize
11KB
MD59625d5b1754bc4ff29281d415d27a0fd
SHA180e85afc5cccd4c0a3775edbb90595a1a59f5ce0
SHA256c2f405d7402f815d0c3fadd9a50f0bbbb1bab9aa38fe347823478a2587299448
SHA512dce52b640897c2e8dbfd0a1472d5377fa91fb9cf1aeff62604d014bccbe5b56af1378f173132abeb0edd18c225b9f8f5e3d3e72434aed946661e036c779f165b
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Filesize
144KB
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Filesize
144KB
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Filesize
144KB
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Filesize
144KB
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Filesize
144KB
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Filesize
392KB
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Filesize
392KB
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Filesize
392KB
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Filesize
392KB
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Filesize
392KB
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Filesize
480KB
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Filesize
480KB
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Filesize
480KB
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Filesize
480KB
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Filesize
480KB
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Filesize
1.7MB
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Filesize
37.7MB
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Filesize
1.0MB
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Filesize
37.7MB
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Filesize
37.7MB
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Filesize
1.7MB
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Filesize
16.4MB
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Filesize
16.4MB
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Filesize
37.7MB
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Filesize
100KB
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Filesize
100KB
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Filesize
100KB