968f02b25b9fb00621380794235aaa5bc1d643c296729eda59c9cd0da0d1a90c

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
06/10/2024, 10:16

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General

Target

968f02b25b9fb00621380794235aaa5bc1d643c296729eda59c9cd0da0d1a90cN.exe
Size

58KB
MD5

ffa5f793e8b53527b5f8cd6f2ca82170
SHA1

487f8aa37d7fee87bdb9264449063e28e0ead70b
SHA256

968f02b25b9fb00621380794235aaa5bc1d643c296729eda59c9cd0da0d1a90c
SHA512

b53d468a7268bc85bb5674d2d1d3e2df166c5a1bc11facf5fadacbe9abd1b8b57858e768b4befef49df492c8a5aa1c0b40d251b315a20da4af7a97eab370b84c
SSDEEP

1536:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYVFl2g5u58dO0xXHQEyYfdhNhFO5h3xhIf:+MA6C1VqaqhtgVRNToV7TtRu8rM0wYV5

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
4812	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
4812	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-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	968f02b25b9fb00621380794235aaa5bc1d643c296729eda59c9cd0da0d1a90cN.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	968f02b25b9fb00621380794235aaa5bc1d643c296729eda59c9cd0da0d1a90cN.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	968f02b25b9fb00621380794235aaa5bc1d643c296729eda59c9cd0da0d1a90cN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2892 wrote to memory of 4812	2892	968f02b25b9fb00621380794235aaa5bc1d643c296729eda59c9cd0da0d1a90cN.exe	84
PID 2892 wrote to memory of 4812	2892	968f02b25b9fb00621380794235aaa5bc1d643c296729eda59c9cd0da0d1a90cN.exe	84
PID 2892 wrote to memory of 4812	2892	968f02b25b9fb00621380794235aaa5bc1d643c296729eda59c9cd0da0d1a90cN.exe	84

C:\Users\Admin\AppData\Local\Temp\968f02b25b9fb00621380794235aaa5bc1d643c296729eda59c9cd0da0d1a90cN.exe
"C:\Users\Admin\AppData\Local\Temp\968f02b25b9fb00621380794235aaa5bc1d643c296729eda59c9cd0da0d1a90cN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2892
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4812

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
58KB

MD5
6eec1865a05a260124328e9f9f0046c7

SHA1
dc7e715598a1ae721d51de11744dd202302e866f

SHA256
55c612b0c5f094db205cd31d6162419bf1312bd6500c83c447e156fbde9f91d8

SHA512
dd289793a49bf7bb910b6a78d8a89077b3cdc2d3199933b299853c15982c7a2d89b0c6d6d89aea71f0dc219e226cd13b1c9dab39ab476360103398b9934faa67

Download Submit
memory/2892-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2892-4-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/4812-6-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads