8e80b3518cb65ccf0eb1c1296061bfadc5b61f2673c6b7185fe27774b5969564

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
06/08/2024, 21:41

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General

Target

10b695dfbdec1a644b6ae2839222bc50N.exe
Size

93KB
MD5

10b695dfbdec1a644b6ae2839222bc50
SHA1

048b71aacc6ddab06bd3896bfd67ec609217600a
SHA256

8e80b3518cb65ccf0eb1c1296061bfadc5b61f2673c6b7185fe27774b5969564
SHA512

3848dab6c7be848d68c9235593ed005af579339b66f38c088e540681cc91e506baddab4252f24041120d68598c0ab78ddeef7a7ea3a88cf6de607a9aa3dec6fa
SSDEEP

1536:/Ao0+j2d6rnJqlIUSJn3m2GnNCyuaMeFg8kVQ+SvMupWsZZZNF01Lryhv1g1s1E2:/AoVl4lXin3m2GnNCyuaMeFg8kVQ+Svd

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
4756	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
4756	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-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	10b695dfbdec1a644b6ae2839222bc50N.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	10b695dfbdec1a644b6ae2839222bc50N.exe
File created	C:\Windows\HidePlugin.dll	microsofthelp.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	10b695dfbdec1a644b6ae2839222bc50N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3912 wrote to memory of 4756	3912	10b695dfbdec1a644b6ae2839222bc50N.exe	83
PID 3912 wrote to memory of 4756	3912	10b695dfbdec1a644b6ae2839222bc50N.exe	83
PID 3912 wrote to memory of 4756	3912	10b695dfbdec1a644b6ae2839222bc50N.exe	83

C:\Users\Admin\AppData\Local\Temp\10b695dfbdec1a644b6ae2839222bc50N.exe
"C:\Users\Admin\AppData\Local\Temp\10b695dfbdec1a644b6ae2839222bc50N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3912
- 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:4756

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
93KB

MD5
b1cdcaeab04752b283737ca33272142f

SHA1
0cc1fb8f8f7abf428f6cb8acb8936c53e27a6869

SHA256
8c6ccb659e9a6beea30408eba411fe366298a27b5e37897541f6e288bd1cb008

SHA512
5aef21ba27ebab3817022d4e4701c539f507d66c06ab9e3e0c4e5bcb3a2844290fcce2ca51f863501f4fe2a679783794490ee67039aeb1a80e3bc1cf163c35ff

Download Submit
memory/3912-0-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/3912-5-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/4756-6-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads