Analysis
-
max time kernel
149s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
15-03-2024 06:38
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
a83f6e7a71d300c1f5dd457d848a9859eebef336b3447e5623c37fc8077fa42f.dll
Resource
win7-20240220-en
windows7-x64
2 signatures
150 seconds
General
-
Target
a83f6e7a71d300c1f5dd457d848a9859eebef336b3447e5623c37fc8077fa42f.dll
-
Size
840KB
-
MD5
9f81f7463f720ee4de86ba4c7c5db8e1
-
SHA1
0a6559d54a477052ee309b4f78119627cb1dafab
-
SHA256
a83f6e7a71d300c1f5dd457d848a9859eebef336b3447e5623c37fc8077fa42f
-
SHA512
7d298c1a3ec9505c7de49a48d4af9a87a7d38d23795f48383659c5869d7337117398bbb8db0d4af6bbdce434c3868e314a3cb033c3b3593de2902c8d1856a06f
-
SSDEEP
24576:Me9nfmpSVmL+Cf72yb1SFEtEfPmY4uRD7HpUMhOw8ghE:rBmpSVmLfCDfPJ4cDFPhmghE
Malware Config
Extracted
Family
pikabot
C2
154.53.55.165
158.247.240.58
154.12.236.248
Signatures
-
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2648 set thread context of 1384 2648 rundll32.exe 91 -
Program crash 1 IoCs
pid pid_target Process procid_target 4952 2648 WerFault.exe 87 -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe 2648 rundll32.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2648 rundll32.exe -
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 1 IoCs
pid Process 2648 rundll32.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 3168 wrote to memory of 2648 3168 rundll32.exe 87 PID 3168 wrote to memory of 2648 3168 rundll32.exe 87 PID 3168 wrote to memory of 2648 3168 rundll32.exe 87 PID 2648 wrote to memory of 1384 2648 rundll32.exe 91 PID 2648 wrote to memory of 1384 2648 rundll32.exe 91 PID 2648 wrote to memory of 1384 2648 rundll32.exe 91 PID 2648 wrote to memory of 1384 2648 rundll32.exe 91 PID 2648 wrote to memory of 1384 2648 rundll32.exe 91 PID 2648 wrote to memory of 1384 2648 rundll32.exe 91 PID 2648 wrote to memory of 1384 2648 rundll32.exe 91 PID 2648 wrote to memory of 1384 2648 rundll32.exe 91
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\a83f6e7a71d300c1f5dd457d848a9859eebef336b3447e5623c37fc8077fa42f.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3168 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\a83f6e7a71d300c1f5dd457d848a9859eebef336b3447e5623c37fc8077fa42f.dll,#12⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of WriteProcessMemory
PID:2648 -
C:\Windows\SysWOW64\ctfmon.exe"C:\Windows\SysWOW64\ctfmon.exe -p 1234"3⤵PID:1384
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2648 -s 6283⤵
- Program crash
PID:4952
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 2648 -ip 26481⤵PID:2120