87c281667afc91abbbb991627abc605f7c2053e85b50af47e517b961e5a77748

Analysis

max time kernel
4s
max time network
34s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
01/12/2022, 21:44

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General

Target

87c281667afc91abbbb991627abc605f7c2053e85b50af47e517b961e5a77748.exe
Size

1.4MB
MD5

6c21b4b18ca473f3af7aeb5052a28427
SHA1

39be9ec5013c043fb54f1e55a71df14a1959700e
SHA256

87c281667afc91abbbb991627abc605f7c2053e85b50af47e517b961e5a77748
SHA512

cf8b90d681d83b6ac8d83ee25d0b26272fbb07ccc63ca5717b2f0c09623d2f0817f2eb8b9d36bd908d611c0d10ca03543f89db972edb7c7e70d6950985abca6f
SSDEEP

24576:azyzyzyzyzyzyzyzyzyzyzyzyzyzyzyzyzyzyzyzyzyzyzyzyzyzyzyzyz:gIIIIIIIIIIIIIIIIIIIIIIIIIIII

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
524	smss.exe
1504	smss.exe

Loads dropped DLL 2 IoCs

pid	Process
948	cmd.exe
948	cmd.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system\smss.exe	87c281667afc91abbbb991627abc605f7c2053e85b50af47e517b961e5a77748.exe
File created	C:\Windows\system\smss.exe	87c281667afc91abbbb991627abc605f7c2053e85b50af47e517b961e5a77748.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1216 wrote to memory of 948	1216	87c281667afc91abbbb991627abc605f7c2053e85b50af47e517b961e5a77748.exe	28
PID 1216 wrote to memory of 948	1216	87c281667afc91abbbb991627abc605f7c2053e85b50af47e517b961e5a77748.exe	28
PID 1216 wrote to memory of 948	1216	87c281667afc91abbbb991627abc605f7c2053e85b50af47e517b961e5a77748.exe	28
PID 1216 wrote to memory of 948	1216	87c281667afc91abbbb991627abc605f7c2053e85b50af47e517b961e5a77748.exe	28
PID 948 wrote to memory of 524	948	cmd.exe	30
PID 948 wrote to memory of 524	948	cmd.exe	30
PID 948 wrote to memory of 524	948	cmd.exe	30
PID 948 wrote to memory of 524	948	cmd.exe	30

C:\Users\Admin\AppData\Local\Temp\87c281667afc91abbbb991627abc605f7c2053e85b50af47e517b961e5a77748.exe
"C:\Users\Admin\AppData\Local\Temp\87c281667afc91abbbb991627abc605f7c2053e85b50af47e517b961e5a77748.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1216
- C:\Windows\SysWOW64\cmd.exe
  cmd /c C:\Windows\system\smss.exe
  2⤵
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:948
- - C:\Windows\system\smss.exe
    C:\Windows\system\smss.exe
    3⤵
    - Executes dropped EXE
    PID:524

C:\Windows\system\smss.exe
C:\Windows\system\smss.exe
1⤵
- Executes dropped EXE
PID:1504

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Windows\system\smss.exe

Filesize
1.4MB

MD5
6c21b4b18ca473f3af7aeb5052a28427

SHA1
39be9ec5013c043fb54f1e55a71df14a1959700e

SHA256
87c281667afc91abbbb991627abc605f7c2053e85b50af47e517b961e5a77748

SHA512
cf8b90d681d83b6ac8d83ee25d0b26272fbb07ccc63ca5717b2f0c09623d2f0817f2eb8b9d36bd908d611c0d10ca03543f89db972edb7c7e70d6950985abca6f

Download Submit
C:\Windows\system\smss.exe

Filesize
1.4MB

MD5
6c21b4b18ca473f3af7aeb5052a28427

SHA1
39be9ec5013c043fb54f1e55a71df14a1959700e

SHA256
87c281667afc91abbbb991627abc605f7c2053e85b50af47e517b961e5a77748

SHA512
cf8b90d681d83b6ac8d83ee25d0b26272fbb07ccc63ca5717b2f0c09623d2f0817f2eb8b9d36bd908d611c0d10ca03543f89db972edb7c7e70d6950985abca6f

Download Submit
C:\Windows\system\smss.exe

Filesize
1.4MB

MD5
6c21b4b18ca473f3af7aeb5052a28427

SHA1
39be9ec5013c043fb54f1e55a71df14a1959700e

SHA256
87c281667afc91abbbb991627abc605f7c2053e85b50af47e517b961e5a77748

SHA512
cf8b90d681d83b6ac8d83ee25d0b26272fbb07ccc63ca5717b2f0c09623d2f0817f2eb8b9d36bd908d611c0d10ca03543f89db972edb7c7e70d6950985abca6f

Download Submit
\Windows\system\smss.exe

Filesize
1.4MB

MD5
6c21b4b18ca473f3af7aeb5052a28427

SHA1
39be9ec5013c043fb54f1e55a71df14a1959700e

SHA256
87c281667afc91abbbb991627abc605f7c2053e85b50af47e517b961e5a77748

SHA512
cf8b90d681d83b6ac8d83ee25d0b26272fbb07ccc63ca5717b2f0c09623d2f0817f2eb8b9d36bd908d611c0d10ca03543f89db972edb7c7e70d6950985abca6f

Download Submit
\Windows\system\smss.exe

Filesize
1.4MB

MD5
6c21b4b18ca473f3af7aeb5052a28427

SHA1
39be9ec5013c043fb54f1e55a71df14a1959700e

SHA256
87c281667afc91abbbb991627abc605f7c2053e85b50af47e517b961e5a77748

SHA512
cf8b90d681d83b6ac8d83ee25d0b26272fbb07ccc63ca5717b2f0c09623d2f0817f2eb8b9d36bd908d611c0d10ca03543f89db972edb7c7e70d6950985abca6f

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads