d7302fa9a0b4031a5039d9ddd6a429074d6a70a67568de52a5a09bbf5f347917

Analysis

max time kernel
119s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
01/10/2024, 04:29

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General

Target

d7302fa9a0b4031a5039d9ddd6a429074d6a70a67568de52a5a09bbf5f347917N.exe
Size

76KB
MD5

c0bbea8938e764cbb20ae83a8141ac80
SHA1

59b4ec71af8b97b353034f0f2b4fec0b68f33104
SHA256

d7302fa9a0b4031a5039d9ddd6a429074d6a70a67568de52a5a09bbf5f347917
SHA512

e69ebf8e88f4d8a99f43fa1f930dce8e0c92120d21ab17dcda60aa66ca8d8b35031d90718ca6ef9e00042ee22d0ac790d90a61a7e2a82dd65e71acbde23b8169
SSDEEP

1536:86RAo0ej2d6rnJwwvlNlIUBvsI7hrhEh9cpDN/qhAvPHG3GvUhCHi1X5GoOvmHOD:xAo1lOwvlNlXBvsI7hrhEh9cpDN/qhAZ

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
4384	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
4384	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"	d7302fa9a0b4031a5039d9ddd6a429074d6a70a67568de52a5a09bbf5f347917N.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	d7302fa9a0b4031a5039d9ddd6a429074d6a70a67568de52a5a09bbf5f347917N.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	d7302fa9a0b4031a5039d9ddd6a429074d6a70a67568de52a5a09bbf5f347917N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3428 wrote to memory of 4384	3428	d7302fa9a0b4031a5039d9ddd6a429074d6a70a67568de52a5a09bbf5f347917N.exe	82
PID 3428 wrote to memory of 4384	3428	d7302fa9a0b4031a5039d9ddd6a429074d6a70a67568de52a5a09bbf5f347917N.exe	82
PID 3428 wrote to memory of 4384	3428	d7302fa9a0b4031a5039d9ddd6a429074d6a70a67568de52a5a09bbf5f347917N.exe	82

C:\Users\Admin\AppData\Local\Temp\d7302fa9a0b4031a5039d9ddd6a429074d6a70a67568de52a5a09bbf5f347917N.exe
"C:\Users\Admin\AppData\Local\Temp\d7302fa9a0b4031a5039d9ddd6a429074d6a70a67568de52a5a09bbf5f347917N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3428
- 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:4384

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
76KB

MD5
39681e77c7a093e81b1439f7c2d2625e

SHA1
d6114fc4fc6963d8e73bc9020e0945a34d7ff9aa

SHA256
ce43bb17f1092a1f021f624c472d8f7f2d85e8df098f222ff3ac473d7d30197b

SHA512
3db5d31f44fc5c3dcc9790f1e0a1a99ba9d0834d9b1801d91b725d71a0c48630af73a5d341a2089cefb983730f06aa459d15ce4602f338052b0486fb8890ab3b

Download Submit
memory/3428-0-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/3428-4-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/4384-6-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads