8287e916655be8dabc37550610daa219f5d5351eb8521da64ee9a22f9af7b5e4 | Triage

Analysis

max time kernel
15s
max time network
110s
platform
windows10_x64
resource
win10v20201028
submitted
08-04-2021 05:42

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General

Target

14118.biy.dll
Size

42KB
MD5

64ee7574265691eb7636af9de468ce11
SHA1

66486c4d36d82d0c2eaefe4d6cf170224b1fb1af
SHA256

df16b3c76350f340988759cc21a78a7cf16831f08e95eb7592b86942859f863a
SHA512

6a2d2b1c19bfe05af7457d5faf61f1bcaebed1955f3210b62c187a51242f4fd565b479be38e36facbda9ef45d3f80d41e491e550bef027ad33d33e851970de70

Score

8^/10

Malware Config

Signatures

Blocklisted process makes network request 1 IoCs

Processes:

rundll32.exe

flow pid process

12 1748 rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 496 wrote to memory of 1748	496	rundll32.exe	rundll32.exe
PID 496 wrote to memory of 1748	496	rundll32.exe	rundll32.exe
PID 496 wrote to memory of 1748	496	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\14118.biy.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:496

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\14118.biy.dll,#1
2⤵
- Blocklisted process makes network request
PID:1748

Network

MITRE ATT&CK Matrix

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Downloads

memory/1748-2-0x0000000000000000-mapping.dmp

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memory/1748-3-0x0000000002C60000-0x0000000002C65000-memory.dmp

Filesize
20KB

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