Analysis
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max time kernel
120s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
28/01/2024, 22:35
Behavioral task
behavioral1
Sample
2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe
Resource
win10v2004-20231215-en
General
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Target
2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe
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Size
99KB
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MD5
7894d779048b517e4c508ac2bd26f04a
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SHA1
e8c1e8524523b1af7fba4419dc4ab9bd849506f6
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SHA256
615014133572a4df7a558c296e6f29fc7a0755f6065af0ac47f41a823b3b2895
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SHA512
c174107b7d75ae46b9675562c9ee67dbd074fa5cf98162340d064815cbc98798a26ac2e026756813b83047743f8ca6e2626f1dcd41a68043db009fe079b8bfc7
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SSDEEP
1536:jIj4cC6XEL1h8vJPW80Z/mS0ZTEk2PNzBTvLFKb1sWDYwN1UA6hA37n:qJa1iQMTEk2PNzOsnwd6hA
Malware Config
Signatures
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Deletes shadow copies 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
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Detects command variations typically used by ransomware 1 IoCs
resource yara_rule behavioral1/memory/2816-530-0x000000013F0D0000-0x000000013F112000-memory.dmp INDICATOR_SUSPICIOUS_GENRansomware -
Detects executables containing many references to VEEAM. Observed in ransomware 1 IoCs
resource yara_rule behavioral1/memory/2816-530-0x000000013F0D0000-0x000000013F112000-memory.dmp INDICATOR_SUSPICOUS_EXE_References_VEEAM -
Detects executables referencing many IR and analysis tools 1 IoCs
resource yara_rule behavioral1/memory/2816-530-0x000000013F0D0000-0x000000013F112000-memory.dmp INDICATOR_SUSPICIOUS_References_SecTools -
Renames multiple (301) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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UPX dump on OEP (original entry point) 2 IoCs
resource yara_rule behavioral1/memory/2816-0-0x000000013F0D0000-0x000000013F112000-memory.dmp UPX behavioral1/memory/2816-530-0x000000013F0D0000-0x000000013F112000-memory.dmp UPX -
resource yara_rule behavioral1/memory/2816-0-0x000000013F0D0000-0x000000013F112000-memory.dmp upx behavioral1/memory/2816-530-0x000000013F0D0000-0x000000013F112000-memory.dmp upx -
Drops desktop.ini file(s) 1 IoCs
description ioc Process File opened for modification \??\M:\$RECYCLE.BIN\S-1-5-21-3470981204-343661084-3367201002-1000\desktop.ini 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\A: 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe File opened (read-only) \??\J: 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe File opened (read-only) \??\V: 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe File opened (read-only) \??\E: 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe File opened (read-only) \??\R: 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe File opened (read-only) \??\Y: 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe File opened (read-only) \??\O: 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe File opened (read-only) \??\P: 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe File opened (read-only) \??\G: 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe File opened (read-only) \??\H: 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe File opened (read-only) \??\L: 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe File opened (read-only) \??\W: 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe File opened (read-only) \??\T: 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe File opened (read-only) \??\I: 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe File opened (read-only) \??\B: 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe File opened (read-only) \??\K: 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe File opened (read-only) \??\Z: 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe File opened (read-only) \??\X: 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe File opened (read-only) \??\N: 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe File opened (read-only) \??\M: 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe File opened (read-only) \??\Q: 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe File opened (read-only) \??\U: 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe File opened (read-only) \??\S: 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe -
Modifies boot configuration data using bcdedit 4 IoCs
pid Process 2920 bcdedit.exe 1824 bcdedit.exe 2656 bcdedit.exe 952 bcdedit.exe -
Sets desktop wallpaper using registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\readme.bmp" 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Interacts with shadow copies 2 TTPs 2 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
pid Process 1168 vssadmin.exe 3068 vssadmin.exe -
Modifies Control Panel 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Control Panel\Desktop\TileWallpaper = "0" 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe Set value (str) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Control Panel\Desktop\WallpaperStyle = "0" 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe -
Suspicious behavior: EnumeratesProcesses 19 IoCs
pid Process 2816 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe 2816 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe 2816 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe 2816 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe 2816 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe 2816 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe 2816 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe 2816 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe 2816 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe 2816 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe 2816 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe 2816 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe 2816 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe 2816 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe 2816 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe 2816 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe 2816 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe 2816 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe 2816 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 2496 WMIC.exe Token: SeSecurityPrivilege 2496 WMIC.exe Token: SeTakeOwnershipPrivilege 2496 WMIC.exe Token: SeLoadDriverPrivilege 2496 WMIC.exe Token: SeSystemProfilePrivilege 2496 WMIC.exe Token: SeSystemtimePrivilege 2496 WMIC.exe Token: SeProfSingleProcessPrivilege 2496 WMIC.exe Token: SeIncBasePriorityPrivilege 2496 WMIC.exe Token: SeCreatePagefilePrivilege 2496 WMIC.exe Token: SeBackupPrivilege 2496 WMIC.exe Token: SeRestorePrivilege 2496 WMIC.exe Token: SeShutdownPrivilege 2496 WMIC.exe Token: SeDebugPrivilege 2496 WMIC.exe Token: SeSystemEnvironmentPrivilege 2496 WMIC.exe Token: SeRemoteShutdownPrivilege 2496 WMIC.exe Token: SeUndockPrivilege 2496 WMIC.exe Token: SeManageVolumePrivilege 2496 WMIC.exe Token: 33 2496 WMIC.exe Token: 34 2496 WMIC.exe Token: 35 2496 WMIC.exe Token: SeIncreaseQuotaPrivilege 2496 WMIC.exe Token: SeSecurityPrivilege 2496 WMIC.exe Token: SeTakeOwnershipPrivilege 2496 WMIC.exe Token: SeLoadDriverPrivilege 2496 WMIC.exe Token: SeSystemProfilePrivilege 2496 WMIC.exe Token: SeSystemtimePrivilege 2496 WMIC.exe Token: SeProfSingleProcessPrivilege 2496 WMIC.exe Token: SeIncBasePriorityPrivilege 2496 WMIC.exe Token: SeCreatePagefilePrivilege 2496 WMIC.exe Token: SeBackupPrivilege 2496 WMIC.exe Token: SeRestorePrivilege 2496 WMIC.exe Token: SeShutdownPrivilege 2496 WMIC.exe Token: SeDebugPrivilege 2496 WMIC.exe Token: SeSystemEnvironmentPrivilege 2496 WMIC.exe Token: SeRemoteShutdownPrivilege 2496 WMIC.exe Token: SeUndockPrivilege 2496 WMIC.exe Token: SeManageVolumePrivilege 2496 WMIC.exe Token: 33 2496 WMIC.exe Token: 34 2496 WMIC.exe Token: 35 2496 WMIC.exe Token: SeBackupPrivilege 2524 vssvc.exe Token: SeRestorePrivilege 2524 vssvc.exe Token: SeAuditPrivilege 2524 vssvc.exe Token: SeIncreaseQuotaPrivilege 2828 WMIC.exe Token: SeSecurityPrivilege 2828 WMIC.exe Token: SeTakeOwnershipPrivilege 2828 WMIC.exe Token: SeLoadDriverPrivilege 2828 WMIC.exe Token: SeSystemProfilePrivilege 2828 WMIC.exe Token: SeSystemtimePrivilege 2828 WMIC.exe Token: SeProfSingleProcessPrivilege 2828 WMIC.exe Token: SeIncBasePriorityPrivilege 2828 WMIC.exe Token: SeCreatePagefilePrivilege 2828 WMIC.exe Token: SeBackupPrivilege 2828 WMIC.exe Token: SeRestorePrivilege 2828 WMIC.exe Token: SeShutdownPrivilege 2828 WMIC.exe Token: SeDebugPrivilege 2828 WMIC.exe Token: SeSystemEnvironmentPrivilege 2828 WMIC.exe Token: SeRemoteShutdownPrivilege 2828 WMIC.exe Token: SeUndockPrivilege 2828 WMIC.exe Token: SeManageVolumePrivilege 2828 WMIC.exe Token: 33 2828 WMIC.exe Token: 34 2828 WMIC.exe Token: 35 2828 WMIC.exe Token: SeIncreaseQuotaPrivilege 2828 WMIC.exe -
Suspicious use of WriteProcessMemory 48 IoCs
description pid Process procid_target PID 2816 wrote to memory of 2896 2816 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe 29 PID 2816 wrote to memory of 2896 2816 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe 29 PID 2816 wrote to memory of 2896 2816 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe 29 PID 2816 wrote to memory of 1684 2816 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe 31 PID 2816 wrote to memory of 1684 2816 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe 31 PID 2816 wrote to memory of 1684 2816 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe 31 PID 2816 wrote to memory of 3040 2816 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe 37 PID 2816 wrote to memory of 3040 2816 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe 37 PID 2816 wrote to memory of 3040 2816 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe 37 PID 2896 wrote to memory of 3068 2896 cmd.exe 35 PID 2896 wrote to memory of 3068 2896 cmd.exe 35 PID 2896 wrote to memory of 3068 2896 cmd.exe 35 PID 2816 wrote to memory of 1656 2816 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe 34 PID 2816 wrote to memory of 1656 2816 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe 34 PID 2816 wrote to memory of 1656 2816 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe 34 PID 1684 wrote to memory of 2496 1684 cmd.exe 38 PID 1684 wrote to memory of 2496 1684 cmd.exe 38 PID 1684 wrote to memory of 2496 1684 cmd.exe 38 PID 1656 wrote to memory of 2920 1656 cmd.exe 40 PID 1656 wrote to memory of 2920 1656 cmd.exe 40 PID 1656 wrote to memory of 2920 1656 cmd.exe 40 PID 3040 wrote to memory of 1824 3040 cmd.exe 41 PID 3040 wrote to memory of 1824 3040 cmd.exe 41 PID 3040 wrote to memory of 1824 3040 cmd.exe 41 PID 2816 wrote to memory of 1624 2816 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe 45 PID 2816 wrote to memory of 1624 2816 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe 45 PID 2816 wrote to memory of 1624 2816 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe 45 PID 2816 wrote to memory of 1616 2816 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe 47 PID 2816 wrote to memory of 1616 2816 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe 47 PID 2816 wrote to memory of 1616 2816 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe 47 PID 2816 wrote to memory of 2880 2816 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe 48 PID 2816 wrote to memory of 2880 2816 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe 48 PID 2816 wrote to memory of 2880 2816 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe 48 PID 2816 wrote to memory of 2664 2816 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe 51 PID 2816 wrote to memory of 2664 2816 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe 51 PID 2816 wrote to memory of 2664 2816 2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe 51 PID 1624 wrote to memory of 1168 1624 cmd.exe 53 PID 1624 wrote to memory of 1168 1624 cmd.exe 53 PID 1624 wrote to memory of 1168 1624 cmd.exe 53 PID 1616 wrote to memory of 2828 1616 cmd.exe 54 PID 1616 wrote to memory of 2828 1616 cmd.exe 54 PID 1616 wrote to memory of 2828 1616 cmd.exe 54 PID 2880 wrote to memory of 2656 2880 cmd.exe 55 PID 2880 wrote to memory of 2656 2880 cmd.exe 55 PID 2880 wrote to memory of 2656 2880 cmd.exe 55 PID 2664 wrote to memory of 952 2664 cmd.exe 56 PID 2664 wrote to memory of 952 2664 cmd.exe 56 PID 2664 wrote to memory of 952 2664 cmd.exe 56 -
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
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C:\Users\Admin\AppData\Local\Temp\2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe"C:\Users\Admin\AppData\Local\Temp\2bba09d1e43a790c34a960b1dc0339852d994fe857739a7389d52c395a0f0559.exe"1⤵
- Drops desktop.ini file(s)
- Enumerates connected drives
- Sets desktop wallpaper using registry
- Modifies Control Panel
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2816 -
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin.exe delete shadows /all /quiet2⤵
- Suspicious use of WriteProcessMemory
PID:2896 -
C:\Windows\system32\vssadmin.exevssadmin.exe delete shadows /all /quiet3⤵
- Interacts with shadow copies
PID:3068
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c wmic SHADOWCOPY DELETE2⤵
- Suspicious use of WriteProcessMemory
PID:1684 -
C:\Windows\System32\Wbem\WMIC.exewmic SHADOWCOPY DELETE3⤵
- Suspicious use of AdjustPrivilegeToken
PID:2496
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c bcdedit / set{ default } bootstatuspolicy ignoreallfailures2⤵
- Suspicious use of WriteProcessMemory
PID:1656 -
C:\Windows\system32\bcdedit.exebcdedit / set{ default } bootstatuspolicy ignoreallfailures3⤵
- Modifies boot configuration data using bcdedit
PID:2920
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c bcdedit / set{ default } recoveryenabled No2⤵
- Suspicious use of WriteProcessMemory
PID:3040 -
C:\Windows\system32\bcdedit.exebcdedit / set{ default } recoveryenabled No3⤵
- Modifies boot configuration data using bcdedit
PID:1824
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin.exe delete shadows /all /quiet2⤵
- Suspicious use of WriteProcessMemory
PID:1624 -
C:\Windows\system32\vssadmin.exevssadmin.exe delete shadows /all /quiet3⤵
- Interacts with shadow copies
PID:1168
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c wmic SHADOWCOPY DELETE2⤵
- Suspicious use of WriteProcessMemory
PID:1616 -
C:\Windows\System32\Wbem\WMIC.exewmic SHADOWCOPY DELETE3⤵
- Suspicious use of AdjustPrivilegeToken
PID:2828
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c bcdedit / set{ default } recoveryenabled No2⤵
- Suspicious use of WriteProcessMemory
PID:2880 -
C:\Windows\system32\bcdedit.exebcdedit / set{ default } recoveryenabled No3⤵
- Modifies boot configuration data using bcdedit
PID:2656
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c bcdedit / set{ default } bootstatuspolicy ignoreallfailures2⤵
- Suspicious use of WriteProcessMemory
PID:2664 -
C:\Windows\system32\bcdedit.exebcdedit / set{ default } bootstatuspolicy ignoreallfailures3⤵
- Modifies boot configuration data using bcdedit
PID:952
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2524
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1KB
MD5b05e32b7e78e82f01f6f0c7d1411ee67
SHA12e1dda46f8561858b378d19a24b839062f794274
SHA256f058bc2a88431119f286f2708751f25449dc1d58e1c87de3bb38aff764c814a8
SHA5126cb7c842a48b9f982ac87280ded95e206e2b9055f9f51ea84f6060470a61a35decbb688650c0d6b7c318df018078af0c0a1afe0ce65db1b460d75ae7800e2d3c