Analysis
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max time kernel
159s -
max time network
164s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
08-03-2024 00:29
Static task
static1
Behavioral task
behavioral1
Sample
d1b839ff226453091b1e90711b36dd2630a8664432f3742faa1cd24521257c65.dll
Resource
win7-20240221-en
General
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Target
d1b839ff226453091b1e90711b36dd2630a8664432f3742faa1cd24521257c65.dll
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Size
840KB
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MD5
dc3e5c80671a78e21f1a83ff13260799
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SHA1
d290a5f07168c4e97cfd11de61f405889ccfe529
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SHA256
d1b839ff226453091b1e90711b36dd2630a8664432f3742faa1cd24521257c65
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SHA512
e904b79af7667fbcbe25de1f45c216fdd8f2ec1f449cdfe80c6efe25eb352f7d680f12592634e0d85daf85fa6f0f6afa2085849391e2f99b6678604187b95335
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SSDEEP
24576:Qe9nfmpSVmL+Cf72yb1SFEtEfPmY4uRD7HpUMhOw8ghE:/BmpSVmLfCDfPJ4cDFPhmghE
Malware Config
Extracted
pikabot
154.53.55.165
158.247.240.58
154.12.236.248
Signatures
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Suspicious use of SetThreadContext 1 IoCs
Processes:
rundll32.exedescription pid process target process PID 3372 set thread context of 1896 3372 rundll32.exe ctfmon.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 3096 3372 WerFault.exe rundll32.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
rundll32.exepid process 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe 3372 rundll32.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
rundll32.exepid process 3372 rundll32.exe -
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 1 IoCs
Processes:
rundll32.exepid process 3372 rundll32.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
rundll32.exerundll32.exedescription pid process target process PID 812 wrote to memory of 3372 812 rundll32.exe rundll32.exe PID 812 wrote to memory of 3372 812 rundll32.exe rundll32.exe PID 812 wrote to memory of 3372 812 rundll32.exe rundll32.exe PID 3372 wrote to memory of 1896 3372 rundll32.exe ctfmon.exe PID 3372 wrote to memory of 1896 3372 rundll32.exe ctfmon.exe PID 3372 wrote to memory of 1896 3372 rundll32.exe ctfmon.exe PID 3372 wrote to memory of 1896 3372 rundll32.exe ctfmon.exe PID 3372 wrote to memory of 1896 3372 rundll32.exe ctfmon.exe PID 3372 wrote to memory of 1896 3372 rundll32.exe ctfmon.exe PID 3372 wrote to memory of 1896 3372 rundll32.exe ctfmon.exe PID 3372 wrote to memory of 1896 3372 rundll32.exe ctfmon.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\d1b839ff226453091b1e90711b36dd2630a8664432f3742faa1cd24521257c65.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\d1b839ff226453091b1e90711b36dd2630a8664432f3742faa1cd24521257c65.dll,#12⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\ctfmon.exe"C:\Windows\SysWOW64\ctfmon.exe -p 1234"3⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3372 -s 5563⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3372 -ip 33721⤵
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/1896-1-0x0000000000EF0000-0x0000000000F09000-memory.dmpFilesize
100KB
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memory/1896-6-0x0000000000EF0000-0x0000000000F09000-memory.dmpFilesize
100KB
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memory/3372-0-0x0000000002810000-0x0000000002846000-memory.dmpFilesize
216KB
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memory/3372-12-0x0000000002810000-0x0000000002846000-memory.dmpFilesize
216KB