b4b6f0ce548f5ec6207bf0f8350011f953ef5d4011ff288ef5e2e0376cc18ded

Analysis

max time kernel
146s
max time network
155s
platform
windows11-21h2_x64
resource
win11-20241007-en
resource tags

arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
submitted
26-10-2024 16:58

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General

Target

Perm Spoofer/dumped files/ASUSPDF2.bat
Size

1KB
MD5

471cc43c13cb0d8919d28bb41eb5e23b
SHA1

cfcf0ad3d6b529443e50fe8d74150ddf5548597c
SHA256

42475a5efcf83ad7a824d3bebb7e66f21153209e7e8850d0d39164393a7bc608
SHA512

243cf363d9556b4ce479cf5dfabf2e11bdeb4257b2c0db27032b4bd55295228cad16bd95189f9368cd409ab8fed7bbc8e9bc4194d71615c63ac04781ee41aa51

Score

5^/10

Malware Config

Signatures

Drops file in System32 directory 7 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system32\wbem\repository	svchost.exe
File opened for modification	C:\Windows\system32\wbem\repository\WRITABLE.TST	svchost.exe
File opened for modification	C:\Windows\system32\wbem\repository\MAPPING1.MAP	svchost.exe
File opened for modification	C:\Windows\system32\wbem\repository\MAPPING2.MAP	svchost.exe
File opened for modification	C:\Windows\system32\wbem\repository\MAPPING3.MAP	svchost.exe
File opened for modification	C:\Windows\system32\wbem\repository\OBJECTS.DATA	svchost.exe
File opened for modification	C:\Windows\system32\wbem\repository\INDEX.BTR	svchost.exe

Delays execution with timeout.exe 3 IoCs

evasion

pid	Process
3452	timeout.exe
4616	timeout.exe
3424	timeout.exe

Runs net.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeAssignPrimaryTokenPrivilege	4032	svchost.exe
Token: SeIncreaseQuotaPrivilege	4032	svchost.exe
Token: SeSecurityPrivilege	4032	svchost.exe
Token: SeTakeOwnershipPrivilege	4032	svchost.exe
Token: SeLoadDriverPrivilege	4032	svchost.exe
Token: SeSystemtimePrivilege	4032	svchost.exe
Token: SeBackupPrivilege	4032	svchost.exe
Token: SeRestorePrivilege	4032	svchost.exe
Token: SeShutdownPrivilege	4032	svchost.exe
Token: SeSystemEnvironmentPrivilege	4032	svchost.exe
Token: SeUndockPrivilege	4032	svchost.exe
Token: SeManageVolumePrivilege	4032	svchost.exe
Token: SeAssignPrimaryTokenPrivilege	4032	svchost.exe
Token: SeIncreaseQuotaPrivilege	4032	svchost.exe
Token: SeSecurityPrivilege	4032	svchost.exe
Token: SeTakeOwnershipPrivilege	4032	svchost.exe
Token: SeLoadDriverPrivilege	4032	svchost.exe
Token: SeSystemtimePrivilege	4032	svchost.exe
Token: SeBackupPrivilege	4032	svchost.exe
Token: SeRestorePrivilege	4032	svchost.exe
Token: SeShutdownPrivilege	4032	svchost.exe
Token: SeSystemEnvironmentPrivilege	4032	svchost.exe
Token: SeUndockPrivilege	4032	svchost.exe
Token: SeManageVolumePrivilege	4032	svchost.exe
Token: SeAssignPrimaryTokenPrivilege	4032	svchost.exe
Token: SeIncreaseQuotaPrivilege	4032	svchost.exe
Token: SeSecurityPrivilege	4032	svchost.exe
Token: SeTakeOwnershipPrivilege	4032	svchost.exe
Token: SeLoadDriverPrivilege	4032	svchost.exe
Token: SeSystemtimePrivilege	4032	svchost.exe
Token: SeBackupPrivilege	4032	svchost.exe
Token: SeRestorePrivilege	4032	svchost.exe
Token: SeShutdownPrivilege	4032	svchost.exe
Token: SeSystemEnvironmentPrivilege	4032	svchost.exe
Token: SeUndockPrivilege	4032	svchost.exe
Token: SeManageVolumePrivilege	4032	svchost.exe
Token: SeAssignPrimaryTokenPrivilege	4032	svchost.exe
Token: SeIncreaseQuotaPrivilege	4032	svchost.exe
Token: SeSecurityPrivilege	4032	svchost.exe
Token: SeTakeOwnershipPrivilege	4032	svchost.exe
Token: SeLoadDriverPrivilege	4032	svchost.exe
Token: SeSystemtimePrivilege	4032	svchost.exe
Token: SeBackupPrivilege	4032	svchost.exe
Token: SeRestorePrivilege	4032	svchost.exe
Token: SeShutdownPrivilege	4032	svchost.exe
Token: SeSystemEnvironmentPrivilege	4032	svchost.exe
Token: SeUndockPrivilege	4032	svchost.exe
Token: SeManageVolumePrivilege	4032	svchost.exe
Token: SeAssignPrimaryTokenPrivilege	4032	svchost.exe
Token: SeIncreaseQuotaPrivilege	4032	svchost.exe
Token: SeSecurityPrivilege	4032	svchost.exe
Token: SeTakeOwnershipPrivilege	4032	svchost.exe
Token: SeLoadDriverPrivilege	4032	svchost.exe
Token: SeSystemtimePrivilege	4032	svchost.exe
Token: SeBackupPrivilege	4032	svchost.exe
Token: SeRestorePrivilege	4032	svchost.exe
Token: SeShutdownPrivilege	4032	svchost.exe
Token: SeSystemEnvironmentPrivilege	4032	svchost.exe
Token: SeUndockPrivilege	4032	svchost.exe
Token: SeManageVolumePrivilege	4032	svchost.exe
Token: SeAssignPrimaryTokenPrivilege	4032	svchost.exe
Token: SeIncreaseQuotaPrivilege	4032	svchost.exe
Token: SeSecurityPrivilege	4032	svchost.exe
Token: SeTakeOwnershipPrivilege	4032	svchost.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2216 wrote to memory of 2036	2216	cmd.exe	78
PID 2216 wrote to memory of 2036	2216	cmd.exe	78
PID 2216 wrote to memory of 3424	2216	cmd.exe	79
PID 2216 wrote to memory of 3424	2216	cmd.exe	79
PID 2216 wrote to memory of 3452	2216	cmd.exe	80
PID 2216 wrote to memory of 3452	2216	cmd.exe	80
PID 2216 wrote to memory of 4472	2216	cmd.exe	81
PID 2216 wrote to memory of 4472	2216	cmd.exe	81
PID 4472 wrote to memory of 1856	4472	net.exe	82
PID 4472 wrote to memory of 1856	4472	net.exe	82
PID 2216 wrote to memory of 4616	2216	cmd.exe	83
PID 2216 wrote to memory of 4616	2216	cmd.exe	83
PID 2216 wrote to memory of 4792	2216	cmd.exe	84
PID 2216 wrote to memory of 4792	2216	cmd.exe	84
PID 4792 wrote to memory of 2300	4792	net.exe	85
PID 4792 wrote to memory of 2300	4792	net.exe	85

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\Perm Spoofer\dumped files\ASUSPDF2.bat"
1⤵
- Suspicious use of WriteProcessMemory
PID:2216
- C:\Windows\system32\cacls.exe
  "C:\Windows\system32\cacls.exe" "C:\Windows\system32\config\system"
  2⤵
  PID:2036
- C:\Windows\system32\timeout.exe
  timeout /t 1 /nobreak
  2⤵
  - Delays execution with timeout.exe
  PID:3424
- C:\Windows\system32\timeout.exe
  timeout /t 1 /nobreak
  2⤵
  - Delays execution with timeout.exe
  PID:3452
- C:\Windows\system32\net.exe
  net stop winmgmt /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4472
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 stop winmgmt /y
    3⤵
    PID:1856
- C:\Windows\system32\timeout.exe
  timeout /t 2 /nobreak
  2⤵
  - Delays execution with timeout.exe
  PID:4616
- C:\Windows\system32\net.exe
  net start winmgmt /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4792
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 start winmgmt /y
    3⤵
    PID:2300

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s Winmgmt
1⤵
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
PID:4032

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MITRE ATT&CK Matrix

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