a913f398e533b60c87bb3cfc90609a9efef6727e092da78564744eb5542fa85a

Analysis

max time kernel
119s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
12/09/2024, 00:47

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General

Target

896b0a4020d7e080436ae73188ebd580N.exe
Size

43KB
MD5

896b0a4020d7e080436ae73188ebd580
SHA1

9e870620f44ca5e7b9cdd609a32dbdb372ad806e
SHA256

a913f398e533b60c87bb3cfc90609a9efef6727e092da78564744eb5542fa85a
SHA512

5dc9c22326cdb0cbde467954e6694c886f598ef989a113e2c66825e1c8aa2c7785e05dee39c355cd7f39ed0a441fd091a4682b3ef8b260ff992180e5ee12d71b
SSDEEP

768:DqPJtsA6C1VqahohtgVRNToV7TtRu8rM0wYVFl2g5coW58dO0xXHV2EfKYfdhNh7:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYb

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
4724	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
4724	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-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	896b0a4020d7e080436ae73188ebd580N.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	896b0a4020d7e080436ae73188ebd580N.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	896b0a4020d7e080436ae73188ebd580N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3292 wrote to memory of 4724	3292	896b0a4020d7e080436ae73188ebd580N.exe	83
PID 3292 wrote to memory of 4724	3292	896b0a4020d7e080436ae73188ebd580N.exe	83
PID 3292 wrote to memory of 4724	3292	896b0a4020d7e080436ae73188ebd580N.exe	83

C:\Users\Admin\AppData\Local\Temp\896b0a4020d7e080436ae73188ebd580N.exe
"C:\Users\Admin\AppData\Local\Temp\896b0a4020d7e080436ae73188ebd580N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3292
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4724

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
43KB

MD5
ce9f7a428486ed2091ebb6ecbde534f6

SHA1
108d0b7feea6c862ee1ea87b2b949cace6e7106d

SHA256
c175785965f7065d8941e7c51c75f9383f1caaf3e4ac3a1aca2e6a7e059500f1

SHA512
478d156467f77a4e664167f04c41a0e91741fbaf0a1128f2494f918ec1d0a11358d88bd404430cf08c7253ba67f0f5bcea944a7cabd26b30a51951da540735ed

Download Submit
memory/3292-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/3292-5-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/4724-6-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/4724-7-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads