b5abacf24ae5aa96016c09f71a78d0121fff396d6154740eab622c4751e1764f | Triage

Analysis

max time kernel
131s
max time network
146s
platform
windows7_x64
resource
win7-20220414-en
submitted
01-06-2022 16:16

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General

Target

plmfpnec.dll
Size

348KB
MD5

dca3f0a3eecf16ac4b72615d712112e9
SHA1

909870e8ea76626fbe13e2c960560c2a165bd102
SHA256

b5abacf24ae5aa96016c09f71a78d0121fff396d6154740eab622c4751e1764f
SHA512

4bb8558e76f78b1078526952420789552930119fff8a8163d86e809186bcc7f2d2b78ee1475bc2d143648a1e890da841f0dd24704a3a1b93783b686cd95dd510

Score

8^/10

Malware Config

Signatures

Blocklisted process makes network request 7 IoCs

flow	pid	Process
3	916	rundll32.exe
4	916	rundll32.exe
6	916	rundll32.exe
7	916	rundll32.exe
8	916	rundll32.exe
9	916	rundll32.exe
11	916	rundll32.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
916	rundll32.exe
916	rundll32.exe
916	rundll32.exe
916	rundll32.exe
916	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1800 wrote to memory of 916	1800	rundll32.exe	27
PID 1800 wrote to memory of 916	1800	rundll32.exe	27
PID 1800 wrote to memory of 916	1800	rundll32.exe	27
PID 1800 wrote to memory of 916	1800	rundll32.exe	27
PID 1800 wrote to memory of 916	1800	rundll32.exe	27
PID 1800 wrote to memory of 916	1800	rundll32.exe	27
PID 1800 wrote to memory of 916	1800	rundll32.exe	27

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\plmfpnec.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1800
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\plmfpnec.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Suspicious behavior: EnumeratesProcesses
  PID:916

Network

MITRE ATT&CK Matrix

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Downloads

memory/916-55-0x0000000075C71000-0x0000000075C73000-memory.dmp

Filesize
8KB

Download
memory/916-56-0x00000000001B0000-0x00000000001D1000-memory.dmp

Filesize
132KB

Download
memory/916-57-0x0000000010000000-0x000000001005C000-memory.dmp

Filesize
368KB

Download
memory/916-58-0x0000000010000000-0x000000001005C000-memory.dmp

Filesize
368KB

Download