Analysis
- max time kernel
122s - max time network
122s - platform
windows7_x64 - resource
win7-en-20211208 - submitted
29/12/2021, 01:26
Static task
static1
Behavioral task
behavioral1
Sample
macosx.dll
Resource
win7-en-20211208
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
macosx.dll
Resource
win10-en-20211208
0 signatures
0 seconds
General
- Target macosx.dll
- Size 263KB
- Sample211229-btke2adaaq
- SHA256 c765e040e1facf4b651d4684a4fdb3fd04c0d01e506bfb0dce454104f2c43f8c
- MD5 49c7cc20333951bb7520c6ecabef85de
- SHA1 984d3443e5119ddf2e45001404694e59cb92f0df
- SHA512 c91aac84f47eacfbcab160a3d0640fac24eccbd0f612670b88c1c63e6c6b16d72e800fbe1422a625b8657fad6db51a8e9e0a3555233020ef16642f2264d4c23a
- MD5 SHA1 SHA512
Score
1/10
Malware Config
Signatures
- Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 968 wrote to memory of 876 968 rundll32.exe 29 PID 968 wrote to memory of 876 968 rundll32.exe 29 PID 968 wrote to memory of 876 968 rundll32.exe 29 PID 876 wrote to memory of 740 876 cmd.exe 31 PID 876 wrote to memory of 740 876 cmd.exe 31 PID 876 wrote to memory of 740 876 cmd.exe 31 PID 876 wrote to memory of 432 876 cmd.exe 32 PID 876 wrote to memory of 432 876 cmd.exe 32 PID 876 wrote to memory of 432 876 cmd.exe 32
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\macosx.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:968 -
C:\Windows\system32\cmd.execmd /c choice /n /c y /d y /t 7 > NUL & "C:\Windows\system32\rundll32.exe" "C:\Users\Admin\AppData\Local\Temp\macosx.dll", #1 wD6bUqfE kO5rG7fD & exit2⤵
- Suspicious use of WriteProcessMemory
PID:876 -
C:\Windows\system32\choice.exechoice /n /c y /d y /t 73⤵PID:740
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C:\Windows\system32\rundll32.exe"C:\Windows\system32\rundll32.exe" "C:\Users\Admin\AppData\Local\Temp\macosx.dll", #1 wD6bUqfE kO5rG7fD3⤵PID:432
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