Analysis
- max time kernel
149s - max time network
110s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
16/07/2026, 07:50
Behavioral task
behavioral1
Sample
08945686ad13debd912ad29a63cb8e2c.exe
Resource
win10v2004-20260513-en
15 signatures
150 seconds
Behavioral task
behavioral2
Sample
08945686ad13debd912ad29a63cb8e2c.exe
Resource
win11ltsc2024-20260709-en
13 signatures
150 seconds
General
- Target 08945686ad13debd912ad29a63cb8e2c.exe
- Size 1.2MB
- Sample260716-jplrasbw9v
- SHA256 2500305d3a21671212f9d98de0d4750cdda70afa6f55b4ea3f141932c2b9338f
- MD5 08945686ad13debd912ad29a63cb8e2c
- SHA1 46788e3ea9f4b2038e1448244c41ec369496754d
- SHA512 a95985fbb20d9960291bb708a449a6806d2c8d6a796367d9740e638a1f5290ea6187a3dbdf272414fb69b48876ea9be82db7225455af2bc09610d57435a96dcd
- SSDEEP 24576:85p82Sfb0A5iNQv2lQuNHsv5baICLpLTQq5dSo3y+so:8/WNJQyhbaIyTDgo3m
- TLSH T1F2455B017E44CE92F0191673C1DF820847B4AD516AE6E72BBDAA337E55123A77C0E9CB
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
Malware Config
Signatures
- Family: DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
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resource yara_rule behavioral2/memory/2296-1-0x0000000000740000-0x0000000000878000-memory.dmp dcrat behavioral2/files/0x0005000000016b3f-30.dat dcrat - Process spawned unexpected child process 30 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
description pid pid_target Process procid_target Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4128 4568 schtasks.exe 88 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4104 4568 schtasks.exe 88 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4424 4568 schtasks.exe 88 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4656 4568 schtasks.exe 88 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 5296 4568 schtasks.exe 88 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2216 4568 schtasks.exe 88 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1844 4568 schtasks.exe 88 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 3460 4568 schtasks.exe 88 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4996 4568 schtasks.exe 88 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4176 4568 schtasks.exe 88 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4392 4568 schtasks.exe 88 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1356 4568 schtasks.exe 88 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4100 4568 schtasks.exe 88 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 5808 4568 schtasks.exe 88 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 3772 4568 schtasks.exe 88 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 3148 4568 schtasks.exe 88 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1420 4568 schtasks.exe 88 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 3852 4568 schtasks.exe 88 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1936 4568 schtasks.exe 88 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 5204 4568 schtasks.exe 88 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4728 4568 schtasks.exe 88 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1480 4568 schtasks.exe 88 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4024 4568 schtasks.exe 88 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 5144 4568 schtasks.exe 88 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1132 4568 schtasks.exe 88 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 472 4568 schtasks.exe 88 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 5160 4568 schtasks.exe 88 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 5668 4568 schtasks.exe 88 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4156 4568 schtasks.exe 88 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 5964 4568 schtasks.exe 88 - Executes dropped EXE 11 IoCs
pid Process 5548 winlogon.exe 5100 services.exe 2896 services.exe 4936 WUDFHost.exe 2828 upfc.exe 3712 dllhost.exe 2412 fontdrvhost.exe 3100 upfc.exe 4864 csrss.exe 2996 sihost.exe 1564 spoolsv.exe - SmartAssembly .NET packer 1 IoCs
Detects SmartAssembly .NET packer.
resource yara_rule behavioral2/memory/2296-9-0x0000000002AF0000-0x0000000002AFA000-memory.dmp SmartAssembly - Drops file in Program Files directory 5 IoCs
description ioc Process File created C:\Program Files (x86)\Common Files\Java\Java Update\upfc.exe 08945686ad13debd912ad29a63cb8e2c.exe File created C:\Program Files (x86)\Common Files\Java\Java Update\ea1d8f6d871115 08945686ad13debd912ad29a63cb8e2c.exe File created C:\Program Files (x86)\WindowsPowerShell\csrss.exe 08945686ad13debd912ad29a63cb8e2c.exe File created C:\Program Files (x86)\WindowsPowerShell\886983d96e3d3e 08945686ad13debd912ad29a63cb8e2c.exe File created C:\Program Files\WindowsApps\MutableBackup\dwm.exe 08945686ad13debd912ad29a63cb8e2c.exe - Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\SoftwareDistribution\PostRebootEventCache.V2\cc11b995f2a76d 08945686ad13debd912ad29a63cb8e2c.exe File created C:\Windows\schemas\VpnProfile\explorer.exe 08945686ad13debd912ad29a63cb8e2c.exe File created C:\Windows\SoftwareDistribution\PostRebootEventCache.V2\winlogon.exe 08945686ad13debd912ad29a63cb8e2c.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Scheduled Task/Job: Scheduled Task 1 TTPs 30 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 5144 schtasks.exe 4104 schtasks.exe 3460 schtasks.exe 4996 schtasks.exe 5204 schtasks.exe 1132 schtasks.exe 5964 schtasks.exe 1480 schtasks.exe 472 schtasks.exe 4424 schtasks.exe 4656 schtasks.exe 1844 schtasks.exe 4176 schtasks.exe 1420 schtasks.exe 4156 schtasks.exe 1356 schtasks.exe 5808 schtasks.exe 1936 schtasks.exe 4728 schtasks.exe 5160 schtasks.exe 4128 schtasks.exe 2216 schtasks.exe 3852 schtasks.exe 4024 schtasks.exe 5668 schtasks.exe 5296 schtasks.exe 4392 schtasks.exe 4100 schtasks.exe 3772 schtasks.exe 3148 schtasks.exe - Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 2296 08945686ad13debd912ad29a63cb8e2c.exe 2296 08945686ad13debd912ad29a63cb8e2c.exe 2296 08945686ad13debd912ad29a63cb8e2c.exe - Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 2296 08945686ad13debd912ad29a63cb8e2c.exe Token: SeDebugPrivilege 5548 winlogon.exe Token: SeDebugPrivilege 5100 services.exe Token: SeDebugPrivilege 2896 services.exe Token: SeDebugPrivilege 4936 WUDFHost.exe Token: SeDebugPrivilege 3712 dllhost.exe Token: SeDebugPrivilege 2828 upfc.exe Token: SeDebugPrivilege 2412 fontdrvhost.exe Token: SeDebugPrivilege 3100 upfc.exe Token: SeDebugPrivilege 4864 csrss.exe Token: SeDebugPrivilege 2996 sihost.exe Token: SeDebugPrivilege 1564 spoolsv.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 2296 wrote to memory of 2896 2296 08945686ad13debd912ad29a63cb8e2c.exe 128 - 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:\Users\Admin\AppData\Local\Temp\08945686ad13debd912ad29a63cb8e2c.exe"C:\Users\Admin\AppData\Local\Temp\08945686ad13debd912ad29a63cb8e2c.exe"1⤵
- Drops file in Program Files directory
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2296 -
C:\Users\Default\Application Data\services.exe"C:\Users\Default\Application Data\services.exe"2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2896
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "winlogonw" /sc MINUTE /mo 11 /tr "'C:\Windows\SoftwareDistribution\PostRebootEventCache.V2\winlogon.exe'" /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4128
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "winlogon" /sc ONLOGON /tr "'C:\Windows\SoftwareDistribution\PostRebootEventCache.V2\winlogon.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4104
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "winlogonw" /sc MINUTE /mo 6 /tr "'C:\Windows\SoftwareDistribution\PostRebootEventCache.V2\winlogon.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4424
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "servicess" /sc MINUTE /mo 14 /tr "'C:\Users\Default\Application Data\services.exe'" /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3772
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "services" /sc ONLOGON /tr "'C:\Users\Default\Application Data\services.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:5808
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "servicess" /sc MINUTE /mo 10 /tr "'C:\Users\Default\Application Data\services.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4656
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "upfcu" /sc MINUTE /mo 5 /tr "'C:\Users\Default\Templates\upfc.exe'" /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:5296
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "upfc" /sc ONLOGON /tr "'C:\Users\Default\Templates\upfc.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2216
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "upfcu" /sc MINUTE /mo 5 /tr "'C:\Users\Default\Templates\upfc.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4996
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "upfcu" /sc MINUTE /mo 10 /tr "'C:\Program Files (x86)\Common Files\Java\Java Update\upfc.exe'" /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1844
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "upfc" /sc ONLOGON /tr "'C:\Program Files (x86)\Common Files\Java\Java Update\upfc.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3460
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "upfcu" /sc MINUTE /mo 9 /tr "'C:\Program Files (x86)\Common Files\Java\Java Update\upfc.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4100
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "fontdrvhostf" /sc MINUTE /mo 10 /tr "'C:\Users\Default\Desktop\fontdrvhost.exe'" /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4176
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "fontdrvhost" /sc ONLOGON /tr "'C:\Users\Default\Desktop\fontdrvhost.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1356
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "fontdrvhostf" /sc MINUTE /mo 10 /tr "'C:\Users\Default\Desktop\fontdrvhost.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4392
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "WUDFHostW" /sc MINUTE /mo 12 /tr "'C:\Recovery\WindowsRE\WUDFHost.exe'" /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3148
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "WUDFHost" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\WUDFHost.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1936
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "WUDFHostW" /sc MINUTE /mo 11 /tr "'C:\Recovery\WindowsRE\WUDFHost.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1420
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "dllhostd" /sc MINUTE /mo 10 /tr "'C:\Recovery\WindowsRE\dllhost.exe'" /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3852
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "dllhost" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\dllhost.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:5204
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "dllhostd" /sc MINUTE /mo 10 /tr "'C:\Recovery\WindowsRE\dllhost.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4728
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "sihosts" /sc MINUTE /mo 8 /tr "'C:\Recovery\WindowsRE\sihost.exe'" /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:5964
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "sihost" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\sihost.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1480
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "sihosts" /sc MINUTE /mo 6 /tr "'C:\Recovery\WindowsRE\sihost.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4156
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "csrssc" /sc MINUTE /mo 13 /tr "'C:\Program Files (x86)\WindowsPowerShell\csrss.exe'" /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:5668
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "csrss" /sc ONLOGON /tr "'C:\Program Files (x86)\WindowsPowerShell\csrss.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4024
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "csrssc" /sc MINUTE /mo 7 /tr "'C:\Program Files (x86)\WindowsPowerShell\csrss.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:5160
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "spoolsvs" /sc MINUTE /mo 13 /tr "'C:\Users\Public\Pictures\spoolsv.exe'" /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:5144
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "spoolsv" /sc ONLOGON /tr "'C:\Users\Public\Pictures\spoolsv.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:472
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "spoolsvs" /sc MINUTE /mo 7 /tr "'C:\Users\Public\Pictures\spoolsv.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1132
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C:\Windows\SoftwareDistribution\PostRebootEventCache.V2\winlogon.exe"C:\Windows\SoftwareDistribution\PostRebootEventCache.V2\winlogon.exe"1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:5548
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C:\Users\Default\Application Data\services.exe"C:\Users\Default\Application Data\services.exe"1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:5100
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C:\Recovery\WindowsRE\WUDFHost.exe"C:\Recovery\WindowsRE\WUDFHost.exe"1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:4936
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C:\Program Files (x86)\Common Files\Java\Java Update\upfc.exe"C:\Program Files (x86)\Common Files\Java\Java Update\upfc.exe"1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2828
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C:\Recovery\WindowsRE\dllhost.exe"C:\Recovery\WindowsRE\dllhost.exe"1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3712
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C:\Users\Default\Desktop\fontdrvhost.exe"C:\Users\Default\Desktop\fontdrvhost.exe"1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2412
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C:\Users\Default\Templates\upfc.exe"C:\Users\Default\Templates\upfc.exe"1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3100
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C:\Program Files (x86)\WindowsPowerShell\csrss.exe"C:\Program Files (x86)\WindowsPowerShell\csrss.exe"1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:4864
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C:\Recovery\WindowsRE\sihost.exe"C:\Recovery\WindowsRE\sihost.exe"1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2996
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C:\Users\Public\Pictures\spoolsv.exe"C:\Users\Public\Pictures\spoolsv.exe"1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:1564
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Windows\SoftwareDistribution\PostRebootEventCache.V2\winlogon.exe
- Size 1.2MB
- SHA256 2500305d3a21671212f9d98de0d4750cdda70afa6f55b4ea3f141932c2b9338f
- MD5 08945686ad13debd912ad29a63cb8e2c
- SHA1 46788e3ea9f4b2038e1448244c41ec369496754d
- SHA512 a95985fbb20d9960291bb708a449a6806d2c8d6a796367d9740e638a1f5290ea6187a3dbdf272414fb69b48876ea9be82db7225455af2bc09610d57435a96dcd
- SSDEEP 24576:85p82Sfb0A5iNQv2lQuNHsv5baICLpLTQq5dSo3y+so:8/WNJQyhbaIyTDgo3m
- TLSH T1F2455B017E44CE92F0191673C1DF820847B4AD516AE6E72BBDAA337E55123A77C0E9CB
- MD5 SHA1 SHA512 SSDEEP TLSH