21d6fbfd131a0847f02aa804a4517e1000952ce8806480a217a5d25d5077aa70

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
28-08-2023 12:55

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General

Target

21d6fbfd131a0847f02aa804a4517e1000952ce8806480a217a5d25d5077aa70.exe
Size

2.7MB
MD5

b9ad41de78e3318342a9c8da3c9ee7ae
SHA1

55eedaab992bdde4aa7b7d58fc0f5847a9aa71e2
SHA256

21d6fbfd131a0847f02aa804a4517e1000952ce8806480a217a5d25d5077aa70
SHA512

1171e1c898c36d09701424aa761732c587789e6332f89db70e8d551dc406f8ee734fe19d5d5814beb80d682aa8ff8c95aaad7eec9ef5811fd8836aa22ac6f596
SSDEEP

49152:eRv/l9TmwnD6GggADeOba6TR0x/i10gdN79fIrP7Ct0+m+YG:0nl9TmwD6GFADegixKfIq9m+Y

Score

6^/10

persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2969888527-3102471180-2307688834-1000\Software\Microsoft\Windows\CurrentVersion\Run\Serverx = "C:\\Windows\\system32\\Serverx.exe"	21d6fbfd131a0847f02aa804a4517e1000952ce8806480a217a5d25d5077aa70.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\Serverx.exe	21d6fbfd131a0847f02aa804a4517e1000952ce8806480a217a5d25d5077aa70.exe
File created	C:\Windows\SysWOW64\Serverx.exe	21d6fbfd131a0847f02aa804a4517e1000952ce8806480a217a5d25d5077aa70.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3020 wrote to memory of 2180	3020	21d6fbfd131a0847f02aa804a4517e1000952ce8806480a217a5d25d5077aa70.exe	28
PID 3020 wrote to memory of 2180	3020	21d6fbfd131a0847f02aa804a4517e1000952ce8806480a217a5d25d5077aa70.exe	28
PID 3020 wrote to memory of 2180	3020	21d6fbfd131a0847f02aa804a4517e1000952ce8806480a217a5d25d5077aa70.exe	28
PID 3020 wrote to memory of 2180	3020	21d6fbfd131a0847f02aa804a4517e1000952ce8806480a217a5d25d5077aa70.exe	28
PID 3020 wrote to memory of 1272	3020	21d6fbfd131a0847f02aa804a4517e1000952ce8806480a217a5d25d5077aa70.exe	11
PID 3020 wrote to memory of 1272	3020	21d6fbfd131a0847f02aa804a4517e1000952ce8806480a217a5d25d5077aa70.exe	11

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1272
- C:\Users\Admin\AppData\Local\Temp\21d6fbfd131a0847f02aa804a4517e1000952ce8806480a217a5d25d5077aa70.exe
  "C:\Users\Admin\AppData\Local\Temp\21d6fbfd131a0847f02aa804a4517e1000952ce8806480a217a5d25d5077aa70.exe"
  2⤵
  - Adds Run key to start application
  - Drops file in System32 directory
  - Suspicious use of WriteProcessMemory
  PID:3020
- - C:\Users\Admin\AppData\Local\Temp\21d6fbfd131a0847f02aa804a4517e1000952ce8806480a217a5d25d5077aa70.exe
    "C:\Users\Admin\AppData\Local\Temp\21d6fbfd131a0847f02aa804a4517e1000952ce8806480a217a5d25d5077aa70.exe"
    3⤵
    PID:2180

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1272-3-0x0000000002300000-0x0000000002301000-memory.dmp

Filesize
4KB

Download
memory/1272-4-0x0000000002300000-0x0000000002301000-memory.dmp

Filesize
4KB

Download
memory/2180-5-0x0000000000970000-0x0000000000C2CDE0-memory.dmp

Filesize
2.7MB

Download
memory/3020-0-0x0000000000970000-0x0000000000C2CDE0-memory.dmp

Filesize
2.7MB

Download
memory/3020-1-0x00000000021A0000-0x000000000245D000-memory.dmp

Filesize
2.7MB

Download
memory/3020-6-0x0000000000970000-0x0000000000C2CDE0-memory.dmp

Filesize
2.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads