Analysis
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max time kernel
144s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
02-04-2024 10:32
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
98734d3ad1484aaa9405652bf8952e5f429e1298710647d6be3f9a2a53dc48ca.dll
Resource
win7-20240221-en
windows7-x64
2 signatures
150 seconds
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
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SHA256
98734d3ad1484aaa9405652bf8952e5f429e1298710647d6be3f9a2a53dc48ca
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SHA512
7d7976161a77e8d52b7dfa3d5713f937220ea9b7d5d4b7255409e45bf13b1a2955899d264f1babe1b7cb78e5f1971767f56b81495d8289f0b8bb57931292600e
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SSDEEP
24576:Be9nfmpSVmL+Cf72yb1SFEtEfPmY4uRD7HpUMhOw8ghE:gBmpSVmLfCDfPJ4cDFPhmghE
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 5000 set thread context of 3956 5000 rundll32.exe 86 -
Program crash 1 IoCs
pid pid_target Process procid_target 4928 5000 WerFault.exe 85 -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe 5000 rundll32.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 5000 rundll32.exe -
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 1 IoCs
pid Process 5000 rundll32.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 3100 wrote to memory of 5000 3100 rundll32.exe 85 PID 3100 wrote to memory of 5000 3100 rundll32.exe 85 PID 3100 wrote to memory of 5000 3100 rundll32.exe 85 PID 5000 wrote to memory of 3956 5000 rundll32.exe 86 PID 5000 wrote to memory of 3956 5000 rundll32.exe 86 PID 5000 wrote to memory of 3956 5000 rundll32.exe 86 PID 5000 wrote to memory of 3956 5000 rundll32.exe 86 PID 5000 wrote to memory of 3956 5000 rundll32.exe 86 PID 5000 wrote to memory of 3956 5000 rundll32.exe 86 PID 5000 wrote to memory of 3956 5000 rundll32.exe 86 PID 5000 wrote to memory of 3956 5000 rundll32.exe 86
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\98734d3ad1484aaa9405652bf8952e5f429e1298710647d6be3f9a2a53dc48ca.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3100 -
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
PID:5000 -
C:\Windows\SysWOW64\ctfmon.exe"C:\Windows\SysWOW64\ctfmon.exe -p 1234"3⤵PID:3956
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5000 -s 6283⤵
- Program crash
PID:4928
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 5000 -ip 50001⤵PID:4032