Analysis
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max time kernel
117s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
03-12-2024 14:57
Static task
static1
Behavioral task
behavioral1
Sample
60f2edee5c3097118ff674a42ac2f5daedad5dfe563806f9b65b374a3c9745a4.exe
Resource
win7-20241010-en
General
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Target
60f2edee5c3097118ff674a42ac2f5daedad5dfe563806f9b65b374a3c9745a4.exe
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Size
1.4MB
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MD5
53251f1a300317ba71b631853180e111
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SHA1
cbf26b62b201e5b6ffa63409d53cddffd1ef428a
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SHA256
60f2edee5c3097118ff674a42ac2f5daedad5dfe563806f9b65b374a3c9745a4
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SHA512
712b8e9ecf2d3567a8e8e77feee4c8ff3951c97da100c0db79e5fb5b9a375b4e31ae7fb0039d12961fd4e3919598688ec065fd34a246521c98bb34747b3edb7b
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SSDEEP
24576:6D39dlfGQrFUspugRNJI2DJnUw9W/j+BeKJs:6F+QrFUBgq25eKm
Malware Config
Extracted
remcos
1.7 Pro
Host
213.183.58.19:4000
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audio_folder
audio
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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
5
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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
true
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install_flag
false
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install_path
%AppData%
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keylog_crypt
true
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keylog_file
read.dat
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keylog_flag
false
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keylog_folder
CastC
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keylog_path
%AppData%
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mouse_option
false
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mutex
remcos_sccafsoidz
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screenshot_crypt
false
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screenshot_flag
false
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screenshot_folder
Screens
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screenshot_path
%AppData%
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screenshot_time
1
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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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Remcos family
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Executes dropped EXE 2 IoCs
pid Process 2732 sbietrcl.exe 2352 sbietrcl.exe -
Loads dropped DLL 1 IoCs
pid Process 2876 60f2edee5c3097118ff674a42ac2f5daedad5dfe563806f9b65b374a3c9745a4.exe -
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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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\Application = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\sbietrcl.exe" 60f2edee5c3097118ff674a42ac2f5daedad5dfe563806f9b65b374a3c9745a4.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2732 set thread context of 2352 2732 sbietrcl.exe 31 -
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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 60f2edee5c3097118ff674a42ac2f5daedad5dfe563806f9b65b374a3c9745a4.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sbietrcl.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sbietrcl.exe -
Suspicious behavior: EnumeratesProcesses 12 IoCs
pid Process 2876 60f2edee5c3097118ff674a42ac2f5daedad5dfe563806f9b65b374a3c9745a4.exe 2876 60f2edee5c3097118ff674a42ac2f5daedad5dfe563806f9b65b374a3c9745a4.exe 2876 60f2edee5c3097118ff674a42ac2f5daedad5dfe563806f9b65b374a3c9745a4.exe 2876 60f2edee5c3097118ff674a42ac2f5daedad5dfe563806f9b65b374a3c9745a4.exe 2876 60f2edee5c3097118ff674a42ac2f5daedad5dfe563806f9b65b374a3c9745a4.exe 2876 60f2edee5c3097118ff674a42ac2f5daedad5dfe563806f9b65b374a3c9745a4.exe 2732 sbietrcl.exe 2732 sbietrcl.exe 2732 sbietrcl.exe 2732 sbietrcl.exe 2732 sbietrcl.exe 2732 sbietrcl.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2876 60f2edee5c3097118ff674a42ac2f5daedad5dfe563806f9b65b374a3c9745a4.exe Token: SeDebugPrivilege 2732 sbietrcl.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2352 sbietrcl.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 2876 wrote to memory of 2732 2876 60f2edee5c3097118ff674a42ac2f5daedad5dfe563806f9b65b374a3c9745a4.exe 30 PID 2876 wrote to memory of 2732 2876 60f2edee5c3097118ff674a42ac2f5daedad5dfe563806f9b65b374a3c9745a4.exe 30 PID 2876 wrote to memory of 2732 2876 60f2edee5c3097118ff674a42ac2f5daedad5dfe563806f9b65b374a3c9745a4.exe 30 PID 2876 wrote to memory of 2732 2876 60f2edee5c3097118ff674a42ac2f5daedad5dfe563806f9b65b374a3c9745a4.exe 30 PID 2732 wrote to memory of 2352 2732 sbietrcl.exe 31 PID 2732 wrote to memory of 2352 2732 sbietrcl.exe 31 PID 2732 wrote to memory of 2352 2732 sbietrcl.exe 31 PID 2732 wrote to memory of 2352 2732 sbietrcl.exe 31 PID 2732 wrote to memory of 2352 2732 sbietrcl.exe 31 PID 2732 wrote to memory of 2352 2732 sbietrcl.exe 31 PID 2732 wrote to memory of 2352 2732 sbietrcl.exe 31 PID 2732 wrote to memory of 2352 2732 sbietrcl.exe 31 PID 2732 wrote to memory of 2352 2732 sbietrcl.exe 31 PID 2732 wrote to memory of 2352 2732 sbietrcl.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\60f2edee5c3097118ff674a42ac2f5daedad5dfe563806f9b65b374a3c9745a4.exe"C:\Users\Admin\AppData\Local\Temp\60f2edee5c3097118ff674a42ac2f5daedad5dfe563806f9b65b374a3c9745a4.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2876 -
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\sbietrcl.exe"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\sbietrcl.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2732 -
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\sbietrcl.exe"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\sbietrcl.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:2352
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Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD50afcdeab3f28dcfa27952eda8476c85d
SHA12c564e46ad1cb2c0c172fc7e154178e1b63d69c1
SHA25647a07d00fa299e28ec0fd0aa6a56a6a8f6a3e50be26e93bfbf3e98dbef861e29
SHA51215189da05c838f805c0ebdb560c8016c128945a6f617226315f815853b2da9a4931d92bd71cfed79fc77d531a9eecdab0156a23aa82045df5d2fd52f5c5cf0da
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Filesize
70KB
MD549aebf8cbd62d92ac215b2923fb1b9f5
SHA11723be06719828dda65ad804298d0431f6aff976
SHA256b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
SHA512bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b
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Filesize
1.4MB
MD5bd031c4d9b655bdaaf6e9d458c966777
SHA127cc95a06e5f7a8b0613a92c8f176bcc5eccace7
SHA256fd065b91f6adf5f66c1b1507b20c22901d25a06456495a99d883a65158e51428
SHA512faa34750a5761c3834bd93f0ddef2dd982c46a79bc4c6fabd6ce1f1f48db2884ac0b98c35b9ce9b75e33b14ce0069437c25ca0fda57c59b51c805d5b9de2c7d1