Analysis
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max time kernel
135s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
02-04-2024 09:56
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
238dcc5611ed9066b63d2d0109c9b623f54f8d7b61d5f9de59694cfc60a4e646.dll
Resource
win7-20240221-en
windows7-x64
2 signatures
150 seconds
General
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Target
238dcc5611ed9066b63d2d0109c9b623f54f8d7b61d5f9de59694cfc60a4e646.dll
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Size
840KB
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MD5
4b1518535af6344af39bd90aa02a6c0d
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SHA1
183b74ec94b19c1f4af194e4d606270053669913
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SHA256
238dcc5611ed9066b63d2d0109c9b623f54f8d7b61d5f9de59694cfc60a4e646
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SHA512
8644ec984504f56336fe583c61f4e86c103550eb9f8cf27c6342251da13ef2d0dff132bd2256fbe8e1958da788e0f9738636e9b1438851784934427ec7006cb0
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SSDEEP
24576:je9nfmpSVmL+Cf72yb1SFEtEfPmY4uRD7HpUMhOw8ghE:qBmpSVmLfCDfPJ4cDFPhmghE
Malware Config
Extracted
Family
pikabot
C2
154.53.55.165
158.247.240.58
154.12.236.248
Signatures
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Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4348 set thread context of 3180 4348 rundll32.exe 90 -
Program crash 1 IoCs
pid pid_target Process procid_target 1820 4348 WerFault.exe 86 -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe 4348 rundll32.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4348 rundll32.exe -
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 1 IoCs
pid Process 4348 rundll32.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 4280 wrote to memory of 4348 4280 rundll32.exe 86 PID 4280 wrote to memory of 4348 4280 rundll32.exe 86 PID 4280 wrote to memory of 4348 4280 rundll32.exe 86 PID 4348 wrote to memory of 3180 4348 rundll32.exe 90 PID 4348 wrote to memory of 3180 4348 rundll32.exe 90 PID 4348 wrote to memory of 3180 4348 rundll32.exe 90 PID 4348 wrote to memory of 3180 4348 rundll32.exe 90 PID 4348 wrote to memory of 3180 4348 rundll32.exe 90 PID 4348 wrote to memory of 3180 4348 rundll32.exe 90 PID 4348 wrote to memory of 3180 4348 rundll32.exe 90 PID 4348 wrote to memory of 3180 4348 rundll32.exe 90
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\238dcc5611ed9066b63d2d0109c9b623f54f8d7b61d5f9de59694cfc60a4e646.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4280 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\238dcc5611ed9066b63d2d0109c9b623f54f8d7b61d5f9de59694cfc60a4e646.dll,#12⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of WriteProcessMemory
PID:4348 -
C:\Windows\SysWOW64\ctfmon.exe"C:\Windows\SysWOW64\ctfmon.exe -p 1234"3⤵PID:3180
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4348 -s 5803⤵
- Program crash
PID:1820
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4348 -ip 43481⤵PID:400