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Analysis
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max time kernel
151s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
02/10/2022, 15:35
Static task
static1
Behavioral task
behavioral1
Sample
0f5cdca61df03c1f58c3400f929ffd2a80f19fab45776a129736023f8728ad22.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
0f5cdca61df03c1f58c3400f929ffd2a80f19fab45776a129736023f8728ad22.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
0f5cdca61df03c1f58c3400f929ffd2a80f19fab45776a129736023f8728ad22.exe
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Size
224KB
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MD5
3fc55e589cf8984bc00048f247fa807a
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SHA1
3bd163ef033c071b2ee701d178006a1f9632bf3f
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SHA256
0f5cdca61df03c1f58c3400f929ffd2a80f19fab45776a129736023f8728ad22
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SHA512
084b7fd5f42aa5a2dfee1d079772ef5ef9002ce52ead4ad51e4cb02f45e42acecdeadca77e7775fefff17dc9046969b894ce08d38003d42d8988ba959d3cdf15
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SSDEEP
3072:LXyqNsMoBuhZVpl2mclbj4Uvx+8ysNOu+2eRcKksU61JkkX39RLrw4ySKUbax2+l:+qN5Fp4LnbmlrZW
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-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 0f5cdca61df03c1f58c3400f929ffd2a80f19fab45776a129736023f8728ad22.exe Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" diulup.exe -
Executes dropped EXE 1 IoCs
pid Process 1076 diulup.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-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation 0f5cdca61df03c1f58c3400f929ffd2a80f19fab45776a129736023f8728ad22.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\diulup = "C:\\Users\\Admin\\diulup.exe /b" diulup.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\diulup = "C:\\Users\\Admin\\diulup.exe /w" diulup.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\diulup = "C:\\Users\\Admin\\diulup.exe /z" diulup.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\diulup = "C:\\Users\\Admin\\diulup.exe /s" diulup.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\diulup = "C:\\Users\\Admin\\diulup.exe /e" diulup.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\diulup = "C:\\Users\\Admin\\diulup.exe /j" diulup.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\diulup = "C:\\Users\\Admin\\diulup.exe /p" diulup.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\diulup = "C:\\Users\\Admin\\diulup.exe /l" diulup.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\diulup = "C:\\Users\\Admin\\diulup.exe /k" diulup.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\diulup = "C:\\Users\\Admin\\diulup.exe /u" diulup.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\diulup = "C:\\Users\\Admin\\diulup.exe /i" diulup.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\diulup = "C:\\Users\\Admin\\diulup.exe /h" diulup.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\diulup = "C:\\Users\\Admin\\diulup.exe /g" diulup.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\diulup = "C:\\Users\\Admin\\diulup.exe /c" diulup.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\diulup = "C:\\Users\\Admin\\diulup.exe /m" diulup.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\diulup = "C:\\Users\\Admin\\diulup.exe /x" diulup.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows\CurrentVersion\Run\ diulup.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\diulup = "C:\\Users\\Admin\\diulup.exe /n" diulup.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\diulup = "C:\\Users\\Admin\\diulup.exe /f" diulup.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 0f5cdca61df03c1f58c3400f929ffd2a80f19fab45776a129736023f8728ad22.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\diulup = "C:\\Users\\Admin\\diulup.exe /q" diulup.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\diulup = "C:\\Users\\Admin\\diulup.exe /t" diulup.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\diulup = "C:\\Users\\Admin\\diulup.exe /r" diulup.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\diulup = "C:\\Users\\Admin\\diulup.exe /v" diulup.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\diulup = "C:\\Users\\Admin\\diulup.exe /o" diulup.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\diulup = "C:\\Users\\Admin\\diulup.exe /d" diulup.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\diulup = "C:\\Users\\Admin\\diulup.exe /a" diulup.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\diulup = "C:\\Users\\Admin\\diulup.exe /y" diulup.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\diulup = "C:\\Users\\Admin\\diulup.exe /z" 0f5cdca61df03c1f58c3400f929ffd2a80f19fab45776a129736023f8728ad22.exe -
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 2820 0f5cdca61df03c1f58c3400f929ffd2a80f19fab45776a129736023f8728ad22.exe 2820 0f5cdca61df03c1f58c3400f929ffd2a80f19fab45776a129736023f8728ad22.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe 1076 diulup.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2820 0f5cdca61df03c1f58c3400f929ffd2a80f19fab45776a129736023f8728ad22.exe 1076 diulup.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2820 wrote to memory of 1076 2820 0f5cdca61df03c1f58c3400f929ffd2a80f19fab45776a129736023f8728ad22.exe 88 PID 2820 wrote to memory of 1076 2820 0f5cdca61df03c1f58c3400f929ffd2a80f19fab45776a129736023f8728ad22.exe 88 PID 2820 wrote to memory of 1076 2820 0f5cdca61df03c1f58c3400f929ffd2a80f19fab45776a129736023f8728ad22.exe 88
Processes
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C:\Users\Admin\AppData\Local\Temp\0f5cdca61df03c1f58c3400f929ffd2a80f19fab45776a129736023f8728ad22.exe"C:\Users\Admin\AppData\Local\Temp\0f5cdca61df03c1f58c3400f929ffd2a80f19fab45776a129736023f8728ad22.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2820 -
C:\Users\Admin\diulup.exe"C:\Users\Admin\diulup.exe"2⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:1076
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
224KB
MD5399d26e5fa53eba7328533f348f289a2
SHA1c84491aedc58b7d3351b5edae3295b835fe92f1f
SHA2569510cec5465a3f675e22bbdb3f9e8b85f298a015888e0719cd2d9b04d798ab45
SHA51278814bef74957100191b95d28ca1b29ff66fd6a80f93506b5c8ad7151500eed6b1da27a4c8c7fbdf5e1f36626353cff9b3340329a1a518013d3acbe3c4607986
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Filesize
224KB
MD5399d26e5fa53eba7328533f348f289a2
SHA1c84491aedc58b7d3351b5edae3295b835fe92f1f
SHA2569510cec5465a3f675e22bbdb3f9e8b85f298a015888e0719cd2d9b04d798ab45
SHA51278814bef74957100191b95d28ca1b29ff66fd6a80f93506b5c8ad7151500eed6b1da27a4c8c7fbdf5e1f36626353cff9b3340329a1a518013d3acbe3c4607986