Analysis
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max time kernel
149s -
max time network
143s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
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submitted
24-08-2024 13:18
General
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Target
URGENTE requiere POR SEGUNDA VEZ Respuesta al oficio No.111 RD Rad. 2013-656.exe
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Size
1.3MB
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MD5
634d083e156932ad463d0b6d565b1864
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SHA1
08efee0f93d8437fc78c1b072bab1bf656ba0446
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SHA256
961e1a9e87354282994687dd1fcedab938d86b3444c60fb800693c12eba7992b
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SHA512
544f2a497ee106fbca9d57322a13b03a7267d07829e6c170b1f8207b0a418c3ea4d2a043063aa99451f7c322d29159f398affe21e5ba72acd6ad123b099440a4
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SSDEEP
24576:DpS9vNYPOhImXpYhqjxjY/TS9LrPC0g3MAtG5jtgBKqvs:A9v6PeBGhqjxE2960g3HG5jtgois
Malware Config
Extracted
remcos
new2709
nuevospa.con-ip.com:2709
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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
loggsdsce
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keylog_path
%AppData%
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mouse_option
false
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mutex
Rmc1214550111-8ILYZA
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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
- startup_value
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take_screenshot_option
false
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take_screenshot_time
5
Signatures
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PureLog Stealer
PureLog Stealer is an infostealer written in C#.
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PureLog Stealer payload 1 IoCs
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Remcos
Remcos is a closed-source remote control and surveillance software.
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Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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Adds Run key to start application 2 TTPs 1 IoCs
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Suspicious use of SetThreadContext 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 3 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 3 IoCs
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Suspicious use of AdjustPrivilegeToken 3 IoCs
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Suspicious use of SetWindowsHookEx 1 IoCs
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Suspicious use of WriteProcessMemory 15 IoCs
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
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C:\Users\Admin\AppData\Local\Temp\URGENTE requiere POR SEGUNDA VEZ Respuesta al oficio No.111 RD Rad. 2013-656.exe"C:\Users\Admin\AppData\Local\Temp\URGENTE requiere POR SEGUNDA VEZ Respuesta al oficio No.111 RD Rad. 2013-656.exe"2⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- 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 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⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
184B
MD54195251840b668f46fae8642120b1b51
SHA1325e8bf29f70cb35ec185de84b3841fc05b06713
SHA256c1eebb2a0d4706f46f549bc1ab8135c6b6de5f5f779981d72e4e974905fe9310
SHA512c860e3bad4cd245489aadd4b21a0000a2a9c152fd44ed427ed297a8e445a144a476142e88d0e0dd3ea4cce32fdb74fd02087223583412dc11ab34ada9c470509
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Filesize
304KB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
-
Filesize
1.1MB
-
Filesize
1.1MB
-
Filesize
1.1MB
-
Filesize
1.1MB
-
Filesize
1.1MB
-
Filesize
1.1MB
-
Filesize
1.1MB
-
Filesize
1.1MB
-
Filesize
1.1MB
-
Filesize
1.1MB
-
Filesize
1.1MB
-
Filesize
1.1MB
-
Filesize
1.1MB
-
Filesize
1.1MB
-
Filesize
1.1MB
-
Filesize
1.1MB
-
Filesize
1.1MB
-
Filesize
1.1MB
-
Filesize
1.1MB
-
Filesize
1.1MB
-
Filesize
1.1MB
-
Filesize
4KB
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Filesize
1.1MB
-
Filesize
1.1MB
-
Filesize
1.1MB
-
Filesize
1.1MB
-
Filesize
1.1MB
-
Filesize
1.1MB
-
Filesize
1.1MB
-
Filesize
1.1MB
-
Filesize
1.1MB
-
Filesize
1.1MB
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Filesize
7.7MB
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Filesize
608KB
-
Filesize
1.1MB
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Filesize
1.3MB
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Filesize
4KB
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Filesize
7.7MB
-
Filesize
7.7MB
-
Filesize
7.7MB
-
Filesize
7.7MB
-
Filesize
7.7MB
-
Filesize
336KB
-
Filesize
5.6MB
-
Filesize
7.7MB
-
Filesize
7.7MB
-
Filesize
7.7MB
-
Filesize
6.2MB
-
Filesize
600KB
-
Filesize
120KB
-
Filesize
304KB
-
Filesize
3.3MB
-
Filesize
7.7MB
-
Filesize
200KB
-
Filesize
120KB
-
Filesize
136KB
-
Filesize
7.7MB
-
Filesize
652KB
-
Filesize
304KB
-
Filesize
104KB
-
Filesize
6.5MB
-
Filesize
40KB
-
Filesize
7.7MB
-
Filesize
68KB
-
Filesize
408KB
-
Filesize
80KB
-
Filesize
104KB
-
Filesize
32KB
-
Filesize
7.7MB
-
Filesize
7.7MB
-
Filesize
408KB
-
Filesize
7.7MB
-
Filesize
216KB
-
Filesize
56KB
-
Filesize
520KB
-
Filesize
520KB