6945cfed3a33fa38bbe1edcc894d1221c7554948d80682bcac233c28aaf5a2dc

Analysis

max time kernel
120s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
28/09/2024, 13:59

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General

Target

6945cfed3a33fa38bbe1edcc894d1221c7554948d80682bcac233c28aaf5a2dcN.exe
Size

57KB
MD5

52107236a1f6ed0bf40067494effb510
SHA1

e61bb99c5275f9bcfe3b92d6c4a013ac95a4fb1a
SHA256

6945cfed3a33fa38bbe1edcc894d1221c7554948d80682bcac233c28aaf5a2dc
SHA512

0c96d55ee56081f25e92a9c695f55b9ab24166259c96542b4a11fe97e25afe259f34f4d091f3e1c99d9680835a98ba9086b473efec0391144aa3b8f0c674f266
SSDEEP

1536:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYVFl2g5u58dO0xXHQEyYfdhNhFO5h3xhI:+MA6C1VqaqhtgVRNToV7TtRu8rM0wYV+

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
4884	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
4884	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"	6945cfed3a33fa38bbe1edcc894d1221c7554948d80682bcac233c28aaf5a2dcN.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	6945cfed3a33fa38bbe1edcc894d1221c7554948d80682bcac233c28aaf5a2dcN.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	6945cfed3a33fa38bbe1edcc894d1221c7554948d80682bcac233c28aaf5a2dcN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1196 wrote to memory of 4884	1196	6945cfed3a33fa38bbe1edcc894d1221c7554948d80682bcac233c28aaf5a2dcN.exe	82
PID 1196 wrote to memory of 4884	1196	6945cfed3a33fa38bbe1edcc894d1221c7554948d80682bcac233c28aaf5a2dcN.exe	82
PID 1196 wrote to memory of 4884	1196	6945cfed3a33fa38bbe1edcc894d1221c7554948d80682bcac233c28aaf5a2dcN.exe	82

C:\Users\Admin\AppData\Local\Temp\6945cfed3a33fa38bbe1edcc894d1221c7554948d80682bcac233c28aaf5a2dcN.exe
"C:\Users\Admin\AppData\Local\Temp\6945cfed3a33fa38bbe1edcc894d1221c7554948d80682bcac233c28aaf5a2dcN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1196
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4884

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
938e1fb03f1c6e6bc4578610634bacc8

SHA1
f7b219a98cecefabf5eb84529caba0fca3c89b27

SHA256
da01d8060d1fe27f5d3f8d7d3fb91bf2fb1a49af8853b35150c1213d5d4210b0

SHA512
c4c134426e0bb29b99d6f98d9ae375d874aa9f4455b2aa53164e7be929be9f0a86bd6b644f7c9381b782486c18419476cfe46fc2bfba60d3ce1365b95ce60c15

Download Submit
memory/1196-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/1196-5-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/4884-6-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads