Analysis
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max time kernel
147s -
max time network
155s -
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 13:07
Static task
static1
Behavioral task
behavioral1
Sample
98734d3ad1484aaa9405652bf8952e5f429e1298710647d6be3f9a2a53dc48ca.dll
Resource
win7-20240221-en
General
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Target
98734d3ad1484aaa9405652bf8952e5f429e1298710647d6be3f9a2a53dc48ca.dll
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Size
840KB
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MD5
944072be4a458a1506d0fd47962b9b19
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SHA1
a138fcda691c0e98f0f266a787b514c0f89cbee8
-
SHA256
98734d3ad1484aaa9405652bf8952e5f429e1298710647d6be3f9a2a53dc48ca
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SHA512
7d7976161a77e8d52b7dfa3d5713f937220ea9b7d5d4b7255409e45bf13b1a2955899d264f1babe1b7cb78e5f1971767f56b81495d8289f0b8bb57931292600e
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SSDEEP
24576:Be9nfmpSVmL+Cf72yb1SFEtEfPmY4uRD7HpUMhOw8ghE:gBmpSVmLfCDfPJ4cDFPhmghE
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 2868 set thread context of 1700 2868 rundll32.exe ctfmon.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 1184 2868 WerFault.exe rundll32.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
rundll32.exepid process 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe 2868 rundll32.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
rundll32.exepid process 2868 rundll32.exe -
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 1 IoCs
Processes:
rundll32.exepid process 2868 rundll32.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
rundll32.exerundll32.exedescription pid process target process PID 3272 wrote to memory of 2868 3272 rundll32.exe rundll32.exe PID 3272 wrote to memory of 2868 3272 rundll32.exe rundll32.exe PID 3272 wrote to memory of 2868 3272 rundll32.exe rundll32.exe PID 2868 wrote to memory of 1700 2868 rundll32.exe ctfmon.exe PID 2868 wrote to memory of 1700 2868 rundll32.exe ctfmon.exe PID 2868 wrote to memory of 1700 2868 rundll32.exe ctfmon.exe PID 2868 wrote to memory of 1700 2868 rundll32.exe ctfmon.exe PID 2868 wrote to memory of 1700 2868 rundll32.exe ctfmon.exe PID 2868 wrote to memory of 1700 2868 rundll32.exe ctfmon.exe PID 2868 wrote to memory of 1700 2868 rundll32.exe ctfmon.exe PID 2868 wrote to memory of 1700 2868 rundll32.exe ctfmon.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\98734d3ad1484aaa9405652bf8952e5f429e1298710647d6be3f9a2a53dc48ca.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\98734d3ad1484aaa9405652bf8952e5f429e1298710647d6be3f9a2a53dc48ca.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 2868 -s 6283⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 2868 -ip 28681⤵
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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memory/1700-1-0x00000000009B0000-0x00000000009C9000-memory.dmpFilesize
100KB
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memory/1700-6-0x00000000009B0000-0x00000000009C9000-memory.dmpFilesize
100KB
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memory/2868-0-0x0000000000A30000-0x0000000000A66000-memory.dmpFilesize
216KB
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memory/2868-12-0x0000000000A30000-0x0000000000A66000-memory.dmpFilesize
216KB