294e59b4979fce118218b44ad300c465c99b0be5b92e8c2aef19f9e99595b655

Analysis

max time kernel
119s
max time network
103s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
15/10/2024, 02:01

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General

Target

294e59b4979fce118218b44ad300c465c99b0be5b92e8c2aef19f9e99595b655N.exe
Size

94KB
MD5

a341591a7fcac4317cdf822cc0f645d0
SHA1

72822d5b4d59f574aa4baaa0d5f65887bd7f1450
SHA256

294e59b4979fce118218b44ad300c465c99b0be5b92e8c2aef19f9e99595b655
SHA512

c00941e5726648adcf013abfd95ded295fd780fbce8e83fa5ec9b763be2fa3274df9455941c435122d02e803590612cda5e98a75947534df6a29a435c7a2049f
SSDEEP

1536:YAowfkJFgjT284U+w2EwRz6OlvaeEpIaCtwUaSvcmGCCCCCHCChCHCCCdgSCZhWl:YAowCFgjTiUkEwt6OlvaeEpIaCtwUaS5

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
3880	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
3880	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-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	294e59b4979fce118218b44ad300c465c99b0be5b92e8c2aef19f9e99595b655N.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\HidePlugin.dll	microsofthelp.exe
File created	C:\Windows\microsofthelp.exe	294e59b4979fce118218b44ad300c465c99b0be5b92e8c2aef19f9e99595b655N.exe

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	294e59b4979fce118218b44ad300c465c99b0be5b92e8c2aef19f9e99595b655N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2124 wrote to memory of 3880	2124	294e59b4979fce118218b44ad300c465c99b0be5b92e8c2aef19f9e99595b655N.exe	84
PID 2124 wrote to memory of 3880	2124	294e59b4979fce118218b44ad300c465c99b0be5b92e8c2aef19f9e99595b655N.exe	84
PID 2124 wrote to memory of 3880	2124	294e59b4979fce118218b44ad300c465c99b0be5b92e8c2aef19f9e99595b655N.exe	84

C:\Users\Admin\AppData\Local\Temp\294e59b4979fce118218b44ad300c465c99b0be5b92e8c2aef19f9e99595b655N.exe
"C:\Users\Admin\AppData\Local\Temp\294e59b4979fce118218b44ad300c465c99b0be5b92e8c2aef19f9e99595b655N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2124
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  PID:3880

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\microsofthelp.exe

Filesize
94KB

MD5
fd54e5b0b1d6b13a8aa007757c75b147

SHA1
972c8052a1a4b5a5a70bf22670676bfc852f5170

SHA256
677e1de36057dbddfdee180dc3f9a24c90200129a22399a332d4d5695d28c98b

SHA512
05a036d4e1dbe39f81a2f1cd3c369b479e28ba2c446114fef1d7d406d94ea3737a9854c2c2cb88aa2479fa4e00a8f400cd11da95165b6603f52416c7ce493af1

Download Submit
memory/2124-0-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/2124-5-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/3880-6-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads