Analysis
- max time kernel
110s - max time network
123s - platform
windows10_x64 - resource
win10-en-20211208 - submitted
29/12/2021, 01:25
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-bszhkaedd5
- SHA256 30f68d167e174241a0ba25c4ee1aa1dd46dc4758915b67f2568eb6a61ba5a3d7
- MD5 e29be38b79554cd7d9826f4903723c09
- SHA1 ab32487a899d3a82a5e7547408ebd666913336a1
- SHA512 604a71aea41a3c8973bd41c25795ac0934db4dd5b5e5822bb640b77ee14fff8331f434084c98cbda2307fde0555c4054519e150a890e7a2e22704011682c9abd
- MD5 SHA1 SHA512
Score
1/10
Malware Config
Signatures
- Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3620 wrote to memory of 4328 3620 rundll32.exe 69 PID 3620 wrote to memory of 4328 3620 rundll32.exe 69 PID 4328 wrote to memory of 760 4328 cmd.exe 71 PID 4328 wrote to memory of 760 4328 cmd.exe 71 PID 4328 wrote to memory of 1956 4328 cmd.exe 74 PID 4328 wrote to memory of 1956 4328 cmd.exe 74
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\macosx.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3620 -
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 YE4wU1wE UJzrG1wF & exit2⤵
- Suspicious use of WriteProcessMemory
PID:4328 -
C:\Windows\system32\choice.exechoice /n /c y /d y /t 73⤵PID:760
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C:\Windows\system32\rundll32.exe"C:\Windows\system32\rundll32.exe" "C:\Users\Admin\AppData\Local\Temp\macosx.dll", #1 YE4wU1wE UJzrG1wF3⤵PID:1956
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