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Analysis
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max time kernel
150s -
max time network
125s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
08/03/2024, 00:35
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
d44d9ceb2fade1d8df84bd7bf57e5b79425c306b49bc55e74c73f849bdc2c314.exe
Resource
win7-20240221-en
windows7-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
d44d9ceb2fade1d8df84bd7bf57e5b79425c306b49bc55e74c73f849bdc2c314.exe
Resource
win10v2004-20240226-en
windows10-2004-x64
9 signatures
150 seconds
General
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Target
d44d9ceb2fade1d8df84bd7bf57e5b79425c306b49bc55e74c73f849bdc2c314.exe
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Size
206KB
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MD5
9f9eb1d413db97ce17f5e0719de171ed
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SHA1
dcd68fc17e73f37becb6671a7dd79d896cb647ea
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SHA256
d44d9ceb2fade1d8df84bd7bf57e5b79425c306b49bc55e74c73f849bdc2c314
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SHA512
3cd82e449c02b7ca181efe68e6d7a3e271ef00dceb44b83280ef3f61b22ea9c85ddb5f82e222be35a0f2e1b1300fe7609728bea69e745f2cc71aac08c59e44a6
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SSDEEP
1536:/fsEqouTRcG/Mzvgf7xEuvnXNTRdUzwTekUOisZ1yDDajtXbJd9:/VqoCl/YgjxEufVU0TbTyDDalb9
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-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" svchost.exe -
Executes dropped EXE 4 IoCs
pid Process 1748 explorer.exe 2932 spoolsv.exe 2832 svchost.exe 2608 spoolsv.exe -
Loads dropped DLL 8 IoCs
pid Process 1280 d44d9ceb2fade1d8df84bd7bf57e5b79425c306b49bc55e74c73f849bdc2c314.exe 1280 d44d9ceb2fade1d8df84bd7bf57e5b79425c306b49bc55e74c73f849bdc2c314.exe 1748 explorer.exe 1748 explorer.exe 2932 spoolsv.exe 2932 spoolsv.exe 2832 svchost.exe 2832 svchost.exe -
Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\Svchost = "c:\\windows\\resources\\svchost.exe RO" svchost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\Explorer = "c:\\windows\\resources\\themes\\explorer.exe RO" explorer.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\Svchost = "c:\\windows\\resources\\svchost.exe RO" explorer.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\Explorer = "c:\\windows\\resources\\themes\\explorer.exe RO" svchost.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\explorer.exe explorer.exe File opened for modification C:\Windows\SysWOW64\explorer.exe svchost.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification \??\c:\windows\resources\themes\explorer.exe d44d9ceb2fade1d8df84bd7bf57e5b79425c306b49bc55e74c73f849bdc2c314.exe File opened for modification \??\c:\windows\resources\spoolsv.exe explorer.exe File opened for modification \??\c:\windows\resources\svchost.exe spoolsv.exe File opened for modification C:\Windows\Resources\tjud.exe explorer.exe -
Creates scheduled task(s) 1 TTPs 3 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2472 schtasks.exe 2512 schtasks.exe 1536 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1280 d44d9ceb2fade1d8df84bd7bf57e5b79425c306b49bc55e74c73f849bdc2c314.exe 1280 d44d9ceb2fade1d8df84bd7bf57e5b79425c306b49bc55e74c73f849bdc2c314.exe 1280 d44d9ceb2fade1d8df84bd7bf57e5b79425c306b49bc55e74c73f849bdc2c314.exe 1280 d44d9ceb2fade1d8df84bd7bf57e5b79425c306b49bc55e74c73f849bdc2c314.exe 1280 d44d9ceb2fade1d8df84bd7bf57e5b79425c306b49bc55e74c73f849bdc2c314.exe 1280 d44d9ceb2fade1d8df84bd7bf57e5b79425c306b49bc55e74c73f849bdc2c314.exe 1280 d44d9ceb2fade1d8df84bd7bf57e5b79425c306b49bc55e74c73f849bdc2c314.exe 1280 d44d9ceb2fade1d8df84bd7bf57e5b79425c306b49bc55e74c73f849bdc2c314.exe 1280 d44d9ceb2fade1d8df84bd7bf57e5b79425c306b49bc55e74c73f849bdc2c314.exe 1280 d44d9ceb2fade1d8df84bd7bf57e5b79425c306b49bc55e74c73f849bdc2c314.exe 1280 d44d9ceb2fade1d8df84bd7bf57e5b79425c306b49bc55e74c73f849bdc2c314.exe 1280 d44d9ceb2fade1d8df84bd7bf57e5b79425c306b49bc55e74c73f849bdc2c314.exe 1280 d44d9ceb2fade1d8df84bd7bf57e5b79425c306b49bc55e74c73f849bdc2c314.exe 1280 d44d9ceb2fade1d8df84bd7bf57e5b79425c306b49bc55e74c73f849bdc2c314.exe 1280 d44d9ceb2fade1d8df84bd7bf57e5b79425c306b49bc55e74c73f849bdc2c314.exe 1280 d44d9ceb2fade1d8df84bd7bf57e5b79425c306b49bc55e74c73f849bdc2c314.exe 1280 d44d9ceb2fade1d8df84bd7bf57e5b79425c306b49bc55e74c73f849bdc2c314.exe 1748 explorer.exe 1748 explorer.exe 1748 explorer.exe 1748 explorer.exe 1748 explorer.exe 1748 explorer.exe 1748 explorer.exe 1748 explorer.exe 1748 explorer.exe 1748 explorer.exe 1748 explorer.exe 1748 explorer.exe 1748 explorer.exe 1748 explorer.exe 1748 explorer.exe 1748 explorer.exe 2832 svchost.exe 2832 svchost.exe 2832 svchost.exe 2832 svchost.exe 2832 svchost.exe 2832 svchost.exe 2832 svchost.exe 2832 svchost.exe 2832 svchost.exe 2832 svchost.exe 2832 svchost.exe 2832 svchost.exe 2832 svchost.exe 2832 svchost.exe 2832 svchost.exe 2832 svchost.exe 1748 explorer.exe 1748 explorer.exe 1748 explorer.exe 1748 explorer.exe 1748 explorer.exe 2832 svchost.exe 2832 svchost.exe 1748 explorer.exe 2832 svchost.exe 1748 explorer.exe 2832 svchost.exe 1748 explorer.exe 2832 svchost.exe 1748 explorer.exe 2832 svchost.exe -
Suspicious behavior: GetForegroundWindowSpam 2 IoCs
pid Process 1748 explorer.exe 2832 svchost.exe -
Suspicious use of SetWindowsHookEx 10 IoCs
pid Process 1280 d44d9ceb2fade1d8df84bd7bf57e5b79425c306b49bc55e74c73f849bdc2c314.exe 1280 d44d9ceb2fade1d8df84bd7bf57e5b79425c306b49bc55e74c73f849bdc2c314.exe 1748 explorer.exe 1748 explorer.exe 2932 spoolsv.exe 2932 spoolsv.exe 2832 svchost.exe 2832 svchost.exe 2608 spoolsv.exe 2608 spoolsv.exe -
Suspicious use of WriteProcessMemory 32 IoCs
description pid Process procid_target PID 1280 wrote to memory of 1748 1280 d44d9ceb2fade1d8df84bd7bf57e5b79425c306b49bc55e74c73f849bdc2c314.exe 28 PID 1280 wrote to memory of 1748 1280 d44d9ceb2fade1d8df84bd7bf57e5b79425c306b49bc55e74c73f849bdc2c314.exe 28 PID 1280 wrote to memory of 1748 1280 d44d9ceb2fade1d8df84bd7bf57e5b79425c306b49bc55e74c73f849bdc2c314.exe 28 PID 1280 wrote to memory of 1748 1280 d44d9ceb2fade1d8df84bd7bf57e5b79425c306b49bc55e74c73f849bdc2c314.exe 28 PID 1748 wrote to memory of 2932 1748 explorer.exe 29 PID 1748 wrote to memory of 2932 1748 explorer.exe 29 PID 1748 wrote to memory of 2932 1748 explorer.exe 29 PID 1748 wrote to memory of 2932 1748 explorer.exe 29 PID 2932 wrote to memory of 2832 2932 spoolsv.exe 30 PID 2932 wrote to memory of 2832 2932 spoolsv.exe 30 PID 2932 wrote to memory of 2832 2932 spoolsv.exe 30 PID 2932 wrote to memory of 2832 2932 spoolsv.exe 30 PID 2832 wrote to memory of 2608 2832 svchost.exe 31 PID 2832 wrote to memory of 2608 2832 svchost.exe 31 PID 2832 wrote to memory of 2608 2832 svchost.exe 31 PID 2832 wrote to memory of 2608 2832 svchost.exe 31 PID 1748 wrote to memory of 2568 1748 explorer.exe 32 PID 1748 wrote to memory of 2568 1748 explorer.exe 32 PID 1748 wrote to memory of 2568 1748 explorer.exe 32 PID 1748 wrote to memory of 2568 1748 explorer.exe 32 PID 2832 wrote to memory of 2472 2832 svchost.exe 33 PID 2832 wrote to memory of 2472 2832 svchost.exe 33 PID 2832 wrote to memory of 2472 2832 svchost.exe 33 PID 2832 wrote to memory of 2472 2832 svchost.exe 33 PID 2832 wrote to memory of 2512 2832 svchost.exe 38 PID 2832 wrote to memory of 2512 2832 svchost.exe 38 PID 2832 wrote to memory of 2512 2832 svchost.exe 38 PID 2832 wrote to memory of 2512 2832 svchost.exe 38 PID 2832 wrote to memory of 1536 2832 svchost.exe 40 PID 2832 wrote to memory of 1536 2832 svchost.exe 40 PID 2832 wrote to memory of 1536 2832 svchost.exe 40 PID 2832 wrote to memory of 1536 2832 svchost.exe 40
Processes
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C:\Users\Admin\AppData\Local\Temp\d44d9ceb2fade1d8df84bd7bf57e5b79425c306b49bc55e74c73f849bdc2c314.exe"C:\Users\Admin\AppData\Local\Temp\d44d9ceb2fade1d8df84bd7bf57e5b79425c306b49bc55e74c73f849bdc2c314.exe"1⤵
- Loads dropped DLL
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1280 -
\??\c:\windows\resources\themes\explorer.exec:\windows\resources\themes\explorer.exe2⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1748 -
\??\c:\windows\resources\spoolsv.exec:\windows\resources\spoolsv.exe SE3⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Windows directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2932 -
\??\c:\windows\resources\svchost.exec:\windows\resources\svchost.exe4⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2832 -
\??\c:\windows\resources\spoolsv.exec:\windows\resources\spoolsv.exe PR5⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:2608
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C:\Windows\SysWOW64\schtasks.exeschtasks /create /tn "svchost" /tr "c:\windows\resources\svchost.exe" /sc daily /st 00:37 /f5⤵
- Creates scheduled task(s)
PID:2472
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C:\Windows\SysWOW64\schtasks.exeschtasks /create /tn "svchost" /tr "c:\windows\resources\svchost.exe" /sc daily /st 00:38 /f5⤵
- Creates scheduled task(s)
PID:2512
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C:\Windows\SysWOW64\schtasks.exeschtasks /create /tn "svchost" /tr "c:\windows\resources\svchost.exe" /sc daily /st 00:39 /f5⤵
- Creates scheduled task(s)
PID:1536
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C:\Windows\Explorer.exeC:\Windows\Explorer.exe3⤵PID:2568
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Replay Monitor
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Downloads
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Filesize
206KB
MD5acc84a146870d4937a163c349e9441a3
SHA175efd9ca224d93eaf219e366c621654478f26983
SHA256a8c611e9a359f7bd34ea1e9fb8aa2d42dbff8d64bc151bf771af46e985a9f23e
SHA5125972b0c014bf83120b24674352b21eeca67720d7688d859b506ab993f5173cb158e28a78c9c7b0be4aeb86166977ffb5f064610a68e2b8bd69026e22d7dab01a
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Filesize
206KB
MD5f1c12901461382aba906d06c88d4fc3f
SHA19e540660435024adb5e654955d33a7d8b22d7e86
SHA25678d33b34a96e62d177443272f54de0482edc12d59bb5aca0f622ef2f5d8bef2b
SHA512eb2a615ae4bc4c386a83f9c91ba3b3ab1b8354badf53160cc8d97f95728855eb9aaafc9104201fad9460cd12d6ef910aa761a52a0e994fbe5110b6aed90b472c
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Filesize
206KB
MD5037d2917d1ef05f9b568bfeff8432798
SHA19e5ebd27983d7061688de3a7a1dce2fedfd23ecb
SHA25691de99486559ec681649eefcc4c8cfdd0e3316cab63cc1cea3ecbb0afd6306f6
SHA5129d312363060641ce8bf1db29f65d0633c22480f495eccbe626e738de7661352f1179dc4d2f2eaeaa96ba2fe73d8e6687b991379f01cff403a05d0410e9cfd973