a221d6b02ae406bd0505a4f6fa8fe32503aa85a96c6715fade6dcf73a1eac2c1 | Triage

Analysis

max time kernel
61s
max time network
121s
platform
windows10_x64
resource
win10v20201028
submitted
07-12-2020 17:45

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General

Target

Coralindex.dat.dll
Size

174KB
MD5

21f63d8949cfebe42f304989c571323b
SHA1

86e48c49dae59cd8d349652d954e9932daded3b4
SHA256

a221d6b02ae406bd0505a4f6fa8fe32503aa85a96c6715fade6dcf73a1eac2c1
SHA512

bb909799e2605e8eb82af800c32302f77fe6fc4216a8f7016fb44fc3a71a97fb70695d9fb419d139c38c60ef2c2086e3e5dc75d52929804ea985f359cc5e84e3

Score

8^/10

Malware Config

Signatures

Blocklisted process makes network request 2 IoCs

Processes:

rundll32.exe

flow pid process

14 628 rundll32.exe
16 628 rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 988 wrote to memory of 628	988	rundll32.exe	rundll32.exe
PID 988 wrote to memory of 628	988	rundll32.exe	rundll32.exe
PID 988 wrote to memory of 628	988	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Coralindex.dat.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:988

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Coralindex.dat.dll,#1
2⤵
- Blocklisted process makes network request
PID:628

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/628-2-0x0000000000000000-mapping.dmp

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