4233871c7f18d7044e517d295983685a89dc03c4154415f9a81488fd50252463

Analysis

max time kernel
149s
max time network
120s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
02/05/2024, 20:57

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General

Target

4233871c7f18d7044e517d295983685a89dc03c4154415f9a81488fd50252463.exe
Size

88KB
MD5

9a0318a1626cb9a72a77a5e4c25d8c19
SHA1

a1b706ae93c97a43d75903e0ae5cc8c9972ddb65
SHA256

4233871c7f18d7044e517d295983685a89dc03c4154415f9a81488fd50252463
SHA512

69a8bcc189995fbd97072bbc45d779601bff15dd5805f83580c8b29eaa7716527c866900e570c459dd809e7085e2cc95ddf9905d9daf00cac21754bbadd17a05
SSDEEP

1536:vAowfbJFgjQ284U+w2EwRz/IUqX514n2222n2n2LIEHuIUH7NOE965UfJ6n56YSw:vAowVFgjQiUkEwt/XqX514n2222n2n2j

Score

7^/10

persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2724	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2724	microsofthelp.exe

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-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	4233871c7f18d7044e517d295983685a89dc03c4154415f9a81488fd50252463.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	4233871c7f18d7044e517d295983685a89dc03c4154415f9a81488fd50252463.exe
File created	C:\Windows\HidePlugin.dll	microsofthelp.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1664 wrote to memory of 2724	1664	4233871c7f18d7044e517d295983685a89dc03c4154415f9a81488fd50252463.exe	28
PID 1664 wrote to memory of 2724	1664	4233871c7f18d7044e517d295983685a89dc03c4154415f9a81488fd50252463.exe	28
PID 1664 wrote to memory of 2724	1664	4233871c7f18d7044e517d295983685a89dc03c4154415f9a81488fd50252463.exe	28
PID 1664 wrote to memory of 2724	1664	4233871c7f18d7044e517d295983685a89dc03c4154415f9a81488fd50252463.exe	28

C:\Users\Admin\AppData\Local\Temp\4233871c7f18d7044e517d295983685a89dc03c4154415f9a81488fd50252463.exe
"C:\Users\Admin\AppData\Local\Temp\4233871c7f18d7044e517d295983685a89dc03c4154415f9a81488fd50252463.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1664
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  PID:2724

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

C:\Windows\microsofthelp.exe

Filesize
88KB

MD5
b3e6bce38a064ed0bc3aced4f6a69ee7

SHA1
9f7f11db6dc16bad6a5a585e91edb1e5f72235ff

SHA256
a6078695fc7bff296a805541f04744558a087c23adb2d5a791a9a94870309852

SHA512
fdacb314d9df52f81c9e5b068324066b7b1b5083411af7b5a12a644a0502435b412366faac1111a0bca1d5d1e1029a9fb43e51c859dd111eb205fa0e015c81bc

Download Submit
memory/1664-0-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/1664-6-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/2724-9-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads