Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
01/12/2022, 22:31
Static task
static1
Behavioral task
behavioral1
Sample
e3fbe2523c4abead357e319a33916e4da191288df387bd054f0934d62d80841d.exe
Resource
win7-20220812-en
windows7-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
e3fbe2523c4abead357e319a33916e4da191288df387bd054f0934d62d80841d.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
11 signatures
150 seconds
General
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Target
e3fbe2523c4abead357e319a33916e4da191288df387bd054f0934d62d80841d.exe
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Size
108KB
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MD5
0415e7924e9711276e0555e94fdb65a0
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SHA1
861d95f26d6eb5ca64e88b501cd0bb8166c9b855
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SHA256
e3fbe2523c4abead357e319a33916e4da191288df387bd054f0934d62d80841d
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SHA512
d95120fccb489e5992d048f4463b61838bb1862e7593d2c8c5e59ace936696e3da8f0dec3c5975cc682b64e4edbe0083a6ba68c385471d9677f946ebbda81815
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SSDEEP
3072:JkMBDFDwYCd/G0LFxYc5yzeMbw6w2N/KCOZBdJe6qs5yP:LDqZG0L3YTzeMc6pKTzTi
Score
10/10
Malware Config
Signatures
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Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" e3fbe2523c4abead357e319a33916e4da191288df387bd054f0934d62d80841d.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" dsdiac.exe -
Executes dropped EXE 2 IoCs
pid Process 3772 dsdiac.exe 632 dsdiac.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation e3fbe2523c4abead357e319a33916e4da191288df387bd054f0934d62d80841d.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dsdiac = "C:\\Users\\Admin\\dsdiac.exe /f" dsdiac.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dsdiac = "C:\\Users\\Admin\\dsdiac.exe /s" dsdiac.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dsdiac = "C:\\Users\\Admin\\dsdiac.exe /o" dsdiac.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dsdiac = "C:\\Users\\Admin\\dsdiac.exe /g" dsdiac.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dsdiac = "C:\\Users\\Admin\\dsdiac.exe /n" dsdiac.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dsdiac = "C:\\Users\\Admin\\dsdiac.exe /q" dsdiac.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dsdiac = "C:\\Users\\Admin\\dsdiac.exe /c" dsdiac.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dsdiac = "C:\\Users\\Admin\\dsdiac.exe /a" dsdiac.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dsdiac = "C:\\Users\\Admin\\dsdiac.exe /u" dsdiac.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dsdiac = "C:\\Users\\Admin\\dsdiac.exe /h" dsdiac.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dsdiac = "C:\\Users\\Admin\\dsdiac.exe /e" dsdiac.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dsdiac = "C:\\Users\\Admin\\dsdiac.exe /y" dsdiac.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dsdiac = "C:\\Users\\Admin\\dsdiac.exe /d" dsdiac.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\ e3fbe2523c4abead357e319a33916e4da191288df387bd054f0934d62d80841d.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dsdiac = "C:\\Users\\Admin\\dsdiac.exe /x" dsdiac.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dsdiac = "C:\\Users\\Admin\\dsdiac.exe /i" dsdiac.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dsdiac = "C:\\Users\\Admin\\dsdiac.exe /m" dsdiac.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dsdiac = "C:\\Users\\Admin\\dsdiac.exe /v" dsdiac.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dsdiac = "C:\\Users\\Admin\\dsdiac.exe /w" dsdiac.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dsdiac = "C:\\Users\\Admin\\dsdiac.exe /r" dsdiac.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dsdiac = "C:\\Users\\Admin\\dsdiac.exe /z" dsdiac.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dsdiac = "C:\\Users\\Admin\\dsdiac.exe /j" dsdiac.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dsdiac = "C:\\Users\\Admin\\dsdiac.exe /p" dsdiac.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dsdiac = "C:\\Users\\Admin\\dsdiac.exe /t" dsdiac.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dsdiac = "C:\\Users\\Admin\\dsdiac.exe /w" e3fbe2523c4abead357e319a33916e4da191288df387bd054f0934d62d80841d.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dsdiac = "C:\\Users\\Admin\\dsdiac.exe /b" dsdiac.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dsdiac = "C:\\Users\\Admin\\dsdiac.exe /l" dsdiac.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dsdiac = "C:\\Users\\Admin\\dsdiac.exe /k" dsdiac.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\ dsdiac.exe -
Maps connected drives based on registry 3 TTPs 4 IoCs
Disk information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 dsdiac.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum e3fbe2523c4abead357e319a33916e4da191288df387bd054f0934d62d80841d.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 e3fbe2523c4abead357e319a33916e4da191288df387bd054f0934d62d80841d.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum dsdiac.exe -
Drops autorun.inf file 1 TTPs 1 IoCs
Malware can abuse Windows Autorun to spread further via attached volumes.
description ioc Process File opened for modification C:\Users\Admin\c\autorun.inf dsdiac.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 2128 set thread context of 2328 2128 e3fbe2523c4abead357e319a33916e4da191288df387bd054f0934d62d80841d.exe 81 PID 3772 set thread context of 632 3772 dsdiac.exe 83 -
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 64 IoCs
pid Process 2328 e3fbe2523c4abead357e319a33916e4da191288df387bd054f0934d62d80841d.exe 2328 e3fbe2523c4abead357e319a33916e4da191288df387bd054f0934d62d80841d.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe 632 dsdiac.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2128 e3fbe2523c4abead357e319a33916e4da191288df387bd054f0934d62d80841d.exe 2328 e3fbe2523c4abead357e319a33916e4da191288df387bd054f0934d62d80841d.exe 3772 dsdiac.exe 632 dsdiac.exe -
Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 2128 wrote to memory of 2328 2128 e3fbe2523c4abead357e319a33916e4da191288df387bd054f0934d62d80841d.exe 81 PID 2128 wrote to memory of 2328 2128 e3fbe2523c4abead357e319a33916e4da191288df387bd054f0934d62d80841d.exe 81 PID 2128 wrote to memory of 2328 2128 e3fbe2523c4abead357e319a33916e4da191288df387bd054f0934d62d80841d.exe 81 PID 2128 wrote to memory of 2328 2128 e3fbe2523c4abead357e319a33916e4da191288df387bd054f0934d62d80841d.exe 81 PID 2128 wrote to memory of 2328 2128 e3fbe2523c4abead357e319a33916e4da191288df387bd054f0934d62d80841d.exe 81 PID 2128 wrote to memory of 2328 2128 e3fbe2523c4abead357e319a33916e4da191288df387bd054f0934d62d80841d.exe 81 PID 2128 wrote to memory of 2328 2128 e3fbe2523c4abead357e319a33916e4da191288df387bd054f0934d62d80841d.exe 81 PID 2128 wrote to memory of 2328 2128 e3fbe2523c4abead357e319a33916e4da191288df387bd054f0934d62d80841d.exe 81 PID 2128 wrote to memory of 2328 2128 e3fbe2523c4abead357e319a33916e4da191288df387bd054f0934d62d80841d.exe 81 PID 2328 wrote to memory of 3772 2328 e3fbe2523c4abead357e319a33916e4da191288df387bd054f0934d62d80841d.exe 82 PID 2328 wrote to memory of 3772 2328 e3fbe2523c4abead357e319a33916e4da191288df387bd054f0934d62d80841d.exe 82 PID 2328 wrote to memory of 3772 2328 e3fbe2523c4abead357e319a33916e4da191288df387bd054f0934d62d80841d.exe 82 PID 3772 wrote to memory of 632 3772 dsdiac.exe 83 PID 3772 wrote to memory of 632 3772 dsdiac.exe 83 PID 3772 wrote to memory of 632 3772 dsdiac.exe 83 PID 3772 wrote to memory of 632 3772 dsdiac.exe 83 PID 3772 wrote to memory of 632 3772 dsdiac.exe 83 PID 3772 wrote to memory of 632 3772 dsdiac.exe 83 PID 3772 wrote to memory of 632 3772 dsdiac.exe 83 PID 3772 wrote to memory of 632 3772 dsdiac.exe 83 PID 3772 wrote to memory of 632 3772 dsdiac.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\e3fbe2523c4abead357e319a33916e4da191288df387bd054f0934d62d80841d.exe"C:\Users\Admin\AppData\Local\Temp\e3fbe2523c4abead357e319a33916e4da191288df387bd054f0934d62d80841d.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2128 -
C:\Users\Admin\AppData\Local\Temp\e3fbe2523c4abead357e319a33916e4da191288df387bd054f0934d62d80841d.exe742⤵
- Modifies visiblity of hidden/system files in Explorer
- Checks computer location settings
- Adds Run key to start application
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2328 -
C:\Users\Admin\dsdiac.exe"C:\Users\Admin\dsdiac.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3772 -
C:\Users\Admin\dsdiac.exe744⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- Maps connected drives based on registry
- Drops autorun.inf file
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:632
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
108KB
MD50415e7924e9711276e0555e94fdb65a0
SHA1861d95f26d6eb5ca64e88b501cd0bb8166c9b855
SHA256e3fbe2523c4abead357e319a33916e4da191288df387bd054f0934d62d80841d
SHA512d95120fccb489e5992d048f4463b61838bb1862e7593d2c8c5e59ace936696e3da8f0dec3c5975cc682b64e4edbe0083a6ba68c385471d9677f946ebbda81815
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Filesize
108KB
MD50415e7924e9711276e0555e94fdb65a0
SHA1861d95f26d6eb5ca64e88b501cd0bb8166c9b855
SHA256e3fbe2523c4abead357e319a33916e4da191288df387bd054f0934d62d80841d
SHA512d95120fccb489e5992d048f4463b61838bb1862e7593d2c8c5e59ace936696e3da8f0dec3c5975cc682b64e4edbe0083a6ba68c385471d9677f946ebbda81815
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Filesize
108KB
MD50415e7924e9711276e0555e94fdb65a0
SHA1861d95f26d6eb5ca64e88b501cd0bb8166c9b855
SHA256e3fbe2523c4abead357e319a33916e4da191288df387bd054f0934d62d80841d
SHA512d95120fccb489e5992d048f4463b61838bb1862e7593d2c8c5e59ace936696e3da8f0dec3c5975cc682b64e4edbe0083a6ba68c385471d9677f946ebbda81815