Analysis
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max time kernel
121s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
29-09-2024 11:52
Behavioral task
behavioral1
Sample
9c75a42b4dbd0d89a8bfb33bc23def62d4d38a63d6b6226f95b68202298b3ee5.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
9c75a42b4dbd0d89a8bfb33bc23def62d4d38a63d6b6226f95b68202298b3ee5.exe
Resource
win10v2004-20240802-en
General
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Target
9c75a42b4dbd0d89a8bfb33bc23def62d4d38a63d6b6226f95b68202298b3ee5.exe
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Size
1.4MB
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MD5
ca4b96adeeacae4a242ebcb8071004fe
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SHA1
38ef3d33101316bc546b195cb9006a8388e685ae
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SHA256
9c75a42b4dbd0d89a8bfb33bc23def62d4d38a63d6b6226f95b68202298b3ee5
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SHA512
095a673fd3c99ef69c2341b36ef593ad6361a615bddec2ffe8a86c9bb74342b614a22b64f7506e4d2a21fed3793121b474118d7e401f6a4f7c8230a18fba404d
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SSDEEP
24576:szG7MzQX5mTVt8BbOF4zrA2lfI9q17uHGtJfV1ZHH24L:1X6OJlfI9Eu6fZ
Malware Config
Signatures
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Mimikatz
mimikatz is an open source tool to dump credentials on Windows.
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mimikatz is an open source tool to dump credentials on Windows 1 IoCs
resource yara_rule behavioral1/files/0x000700000001211a-1.dat mimikatz -
Executes dropped EXE 1 IoCs
pid Process 2804 9c75a42b4dbd0d89a8bfb33bc23def62d4d38a63d6b6226f95b68202298b3ee5.exe -
Loads dropped DLL 2 IoCs
pid Process 2836 taskeng.exe 2992 Process not Found -
Drops file in System32 directory 2 IoCs
description ioc Process File created \??\c:\windows\system32\9c75a42b4dbd0d89a8bfb33bc23def62d4d38a63d6b6226f95b68202298b3ee5.exe 9c75a42b4dbd0d89a8bfb33bc23def62d4d38a63d6b6226f95b68202298b3ee5.exe File opened for modification \??\c:\windows\system32\9c75a42b4dbd0d89a8bfb33bc23def62d4d38a63d6b6226f95b68202298b3ee5.exe 9c75a42b4dbd0d89a8bfb33bc23def62d4d38a63d6b6226f95b68202298b3ee5.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2564 schtasks.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2804 9c75a42b4dbd0d89a8bfb33bc23def62d4d38a63d6b6226f95b68202298b3ee5.exe -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 2316 wrote to memory of 1772 2316 9c75a42b4dbd0d89a8bfb33bc23def62d4d38a63d6b6226f95b68202298b3ee5.exe 31 PID 2316 wrote to memory of 1772 2316 9c75a42b4dbd0d89a8bfb33bc23def62d4d38a63d6b6226f95b68202298b3ee5.exe 31 PID 2316 wrote to memory of 1772 2316 9c75a42b4dbd0d89a8bfb33bc23def62d4d38a63d6b6226f95b68202298b3ee5.exe 31 PID 1772 wrote to memory of 2564 1772 cmd.exe 32 PID 1772 wrote to memory of 2564 1772 cmd.exe 32 PID 1772 wrote to memory of 2564 1772 cmd.exe 32 PID 2316 wrote to memory of 2712 2316 9c75a42b4dbd0d89a8bfb33bc23def62d4d38a63d6b6226f95b68202298b3ee5.exe 33 PID 2316 wrote to memory of 2712 2316 9c75a42b4dbd0d89a8bfb33bc23def62d4d38a63d6b6226f95b68202298b3ee5.exe 33 PID 2316 wrote to memory of 2712 2316 9c75a42b4dbd0d89a8bfb33bc23def62d4d38a63d6b6226f95b68202298b3ee5.exe 33 PID 2712 wrote to memory of 2708 2712 cmd.exe 34 PID 2712 wrote to memory of 2708 2712 cmd.exe 34 PID 2712 wrote to memory of 2708 2712 cmd.exe 34 PID 2836 wrote to memory of 2804 2836 taskeng.exe 36 PID 2836 wrote to memory of 2804 2836 taskeng.exe 36 PID 2836 wrote to memory of 2804 2836 taskeng.exe 36 PID 2804 wrote to memory of 492 2804 9c75a42b4dbd0d89a8bfb33bc23def62d4d38a63d6b6226f95b68202298b3ee5.exe 7 PID 2804 wrote to memory of 492 2804 9c75a42b4dbd0d89a8bfb33bc23def62d4d38a63d6b6226f95b68202298b3ee5.exe 7 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Windows\system32\lsass.exeC:\Windows\system32\lsass.exe1⤵PID:492
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C:\Users\Admin\AppData\Local\Temp\9c75a42b4dbd0d89a8bfb33bc23def62d4d38a63d6b6226f95b68202298b3ee5.exe"C:\Users\Admin\AppData\Local\Temp\9c75a42b4dbd0d89a8bfb33bc23def62d4d38a63d6b6226f95b68202298b3ee5.exe"1⤵
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:2316 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c schtasks /create /tn "MicrosoftEdgeUpdateTaskMachineAgent" /tr "c:\windows\system32\9c75a42b4dbd0d89a8bfb33bc23def62d4d38a63d6b6226f95b68202298b3ee5.exe" /sc daily /st 15:14:00 /rl highest /f2⤵
- Suspicious use of WriteProcessMemory
PID:1772 -
C:\Windows\system32\schtasks.exeschtasks /create /tn "MicrosoftEdgeUpdateTaskMachineAgent" /tr "c:\windows\system32\9c75a42b4dbd0d89a8bfb33bc23def62d4d38a63d6b6226f95b68202298b3ee5.exe" /sc daily /st 15:14:00 /rl highest /f3⤵
- Scheduled Task/Job: Scheduled Task
PID:2564
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c schtasks /run /tn "MicrosoftEdgeUpdateTaskMachineAgent"2⤵
- Suspicious use of WriteProcessMemory
PID:2712 -
C:\Windows\system32\schtasks.exeschtasks /run /tn "MicrosoftEdgeUpdateTaskMachineAgent"3⤵PID:2708
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C:\Windows\system32\taskeng.exetaskeng.exe {5E88DE76-4E55-457B-BD70-766BA69CF48A} S-1-5-21-1846800975-3917212583-2893086201-1000:ZQABOPWE\Admin:Interactive:[1]1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2836 -
\??\c:\windows\system32\9c75a42b4dbd0d89a8bfb33bc23def62d4d38a63d6b6226f95b68202298b3ee5.exec:\windows\system32\9c75a42b4dbd0d89a8bfb33bc23def62d4d38a63d6b6226f95b68202298b3ee5.exe2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2804
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.4MB
MD5ca4b96adeeacae4a242ebcb8071004fe
SHA138ef3d33101316bc546b195cb9006a8388e685ae
SHA2569c75a42b4dbd0d89a8bfb33bc23def62d4d38a63d6b6226f95b68202298b3ee5
SHA512095a673fd3c99ef69c2341b36ef593ad6361a615bddec2ffe8a86c9bb74342b614a22b64f7506e4d2a21fed3793121b474118d7e401f6a4f7c8230a18fba404d