Analysis
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max time kernel
265s -
max time network
308s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
29/11/2022, 03:01
Static task
static1
Behavioral task
behavioral1
Sample
643263a33c6a27be01e7c93d76e1b6c1af11f6826f02287fea35f0c101c993e6.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
643263a33c6a27be01e7c93d76e1b6c1af11f6826f02287fea35f0c101c993e6.exe
Resource
win10v2004-20221111-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
643263a33c6a27be01e7c93d76e1b6c1af11f6826f02287fea35f0c101c993e6.exe
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Size
224KB
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MD5
3c2ef0d4fde81145e0fb5a7bc0bb3820
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SHA1
f7e3a90b157068d27a188d12bcf21d8880792752
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SHA256
643263a33c6a27be01e7c93d76e1b6c1af11f6826f02287fea35f0c101c993e6
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SHA512
7f62f57731aa76b960b0f7761438808841871619e643e875e8124aa7f1ea40e96b61da24d3f4f2f6a86bcef2dbefa8b608e2a1fac3e9e981a8281e803f87d40b
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SSDEEP
3072:eXyqNsMoBuvZVpl2mclbj4Uvx+8ysNOu+2eRcKksU61JkkX39RLrw4ySKUbax2+Q:BqN5Xp4LnbmlrZ48
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-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 643263a33c6a27be01e7c93d76e1b6c1af11f6826f02287fea35f0c101c993e6.exe Set value (int) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" diaaj.exe -
Executes dropped EXE 1 IoCs
pid Process 3076 diaaj.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-1-5-21-2971393436-602173351-1645505021-1000\Control Panel\International\Geo\Nation 643263a33c6a27be01e7c93d76e1b6c1af11f6826f02287fea35f0c101c993e6.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\diaaj = "C:\\Users\\Admin\\diaaj.exe /u" diaaj.exe Set value (str) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\diaaj = "C:\\Users\\Admin\\diaaj.exe /i" diaaj.exe Set value (str) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\diaaj = "C:\\Users\\Admin\\diaaj.exe /x" diaaj.exe Set value (str) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\diaaj = "C:\\Users\\Admin\\diaaj.exe /y" diaaj.exe Set value (str) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\diaaj = "C:\\Users\\Admin\\diaaj.exe /q" diaaj.exe Set value (str) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\diaaj = "C:\\Users\\Admin\\diaaj.exe /r" diaaj.exe Set value (str) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\diaaj = "C:\\Users\\Admin\\diaaj.exe /h" diaaj.exe Set value (str) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\diaaj = "C:\\Users\\Admin\\diaaj.exe /b" diaaj.exe Set value (str) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\diaaj = "C:\\Users\\Admin\\diaaj.exe /k" diaaj.exe Set value (str) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\diaaj = "C:\\Users\\Admin\\diaaj.exe /d" diaaj.exe Set value (str) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\diaaj = "C:\\Users\\Admin\\diaaj.exe /f" diaaj.exe Key created \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 643263a33c6a27be01e7c93d76e1b6c1af11f6826f02287fea35f0c101c993e6.exe Set value (str) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\diaaj = "C:\\Users\\Admin\\diaaj.exe /s" 643263a33c6a27be01e7c93d76e1b6c1af11f6826f02287fea35f0c101c993e6.exe Set value (str) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\diaaj = "C:\\Users\\Admin\\diaaj.exe /l" diaaj.exe Set value (str) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\diaaj = "C:\\Users\\Admin\\diaaj.exe /c" diaaj.exe Set value (str) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\diaaj = "C:\\Users\\Admin\\diaaj.exe /w" diaaj.exe Set value (str) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\diaaj = "C:\\Users\\Admin\\diaaj.exe /j" diaaj.exe Set value (str) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\diaaj = "C:\\Users\\Admin\\diaaj.exe /o" diaaj.exe Set value (str) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\diaaj = "C:\\Users\\Admin\\diaaj.exe /a" diaaj.exe Set value (str) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\diaaj = "C:\\Users\\Admin\\diaaj.exe /n" diaaj.exe Set value (str) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\diaaj = "C:\\Users\\Admin\\diaaj.exe /t" diaaj.exe Set value (str) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\diaaj = "C:\\Users\\Admin\\diaaj.exe /p" diaaj.exe Set value (str) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\diaaj = "C:\\Users\\Admin\\diaaj.exe /m" diaaj.exe Set value (str) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\diaaj = "C:\\Users\\Admin\\diaaj.exe /g" diaaj.exe Set value (str) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\diaaj = "C:\\Users\\Admin\\diaaj.exe /e" diaaj.exe Key created \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Windows\CurrentVersion\Run\ diaaj.exe Set value (str) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\diaaj = "C:\\Users\\Admin\\diaaj.exe /v" diaaj.exe Set value (str) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\diaaj = "C:\\Users\\Admin\\diaaj.exe /s" diaaj.exe Set value (str) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\diaaj = "C:\\Users\\Admin\\diaaj.exe /z" diaaj.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 3772 643263a33c6a27be01e7c93d76e1b6c1af11f6826f02287fea35f0c101c993e6.exe 3772 643263a33c6a27be01e7c93d76e1b6c1af11f6826f02287fea35f0c101c993e6.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe 3076 diaaj.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3772 643263a33c6a27be01e7c93d76e1b6c1af11f6826f02287fea35f0c101c993e6.exe 3076 diaaj.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3772 wrote to memory of 3076 3772 643263a33c6a27be01e7c93d76e1b6c1af11f6826f02287fea35f0c101c993e6.exe 81 PID 3772 wrote to memory of 3076 3772 643263a33c6a27be01e7c93d76e1b6c1af11f6826f02287fea35f0c101c993e6.exe 81 PID 3772 wrote to memory of 3076 3772 643263a33c6a27be01e7c93d76e1b6c1af11f6826f02287fea35f0c101c993e6.exe 81
Processes
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C:\Users\Admin\AppData\Local\Temp\643263a33c6a27be01e7c93d76e1b6c1af11f6826f02287fea35f0c101c993e6.exe"C:\Users\Admin\AppData\Local\Temp\643263a33c6a27be01e7c93d76e1b6c1af11f6826f02287fea35f0c101c993e6.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:3772 -
C:\Users\Admin\diaaj.exe"C:\Users\Admin\diaaj.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:3076
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
224KB
MD52c6ce58bac2d57cff224e17944d852d9
SHA12a298b8ee244a9775f3141f7590692d6a59cbe1c
SHA25658c704864094a5d39ab9d0a5e9cdd2cc231afa99246b76c06e6c0e37d5d47c54
SHA512c3a78daf609e7de934e8663858043ceff0eb369770d9444c1825d9491f4fe1f19c3f2c5a1c8e485a2bfea92e8369bdb9c8c2822df8a35694ecc74ac0a2bd8f2f
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Filesize
224KB
MD52c6ce58bac2d57cff224e17944d852d9
SHA12a298b8ee244a9775f3141f7590692d6a59cbe1c
SHA25658c704864094a5d39ab9d0a5e9cdd2cc231afa99246b76c06e6c0e37d5d47c54
SHA512c3a78daf609e7de934e8663858043ceff0eb369770d9444c1825d9491f4fe1f19c3f2c5a1c8e485a2bfea92e8369bdb9c8c2822df8a35694ecc74ac0a2bd8f2f