d37c0349ecddbdb044b56e7cdfee51c153cbcc53b5be4785cc6e9ad3f6bad9cd

Analysis

max time kernel
119s
max time network
102s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
17/08/2024, 06:27

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

4d507a0558bbca8d0a16c59e7fe97480N.exe
Size

73KB
MD5

4d507a0558bbca8d0a16c59e7fe97480
SHA1

5c5a9ef75142c2c4d34455f7a62ea78c8762f9a0
SHA256

d37c0349ecddbdb044b56e7cdfee51c153cbcc53b5be4785cc6e9ad3f6bad9cd
SHA512

be46249d0f8d2bdfff4c478b7c5cb0e0e6d40b53a46e4b768875697c7754ef982361de9f95dab7b176de20658313f07f5ba210a4bb02c92e6fcc4ffd2f576288
SSDEEP

1536:86RAo0ej2d6rnJwwvlNlIUBvsI7hrhEh9cpDN/qhAvP3OChhW4dI0h4HCIzhULoN:xAo1lOwvlNlXBvsI7hrhEh9cpDN/qhAs

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
692	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
692	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"	4d507a0558bbca8d0a16c59e7fe97480N.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	4d507a0558bbca8d0a16c59e7fe97480N.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	microsofthelp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4d507a0558bbca8d0a16c59e7fe97480N.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 220 wrote to memory of 692	220	4d507a0558bbca8d0a16c59e7fe97480N.exe	84
PID 220 wrote to memory of 692	220	4d507a0558bbca8d0a16c59e7fe97480N.exe	84
PID 220 wrote to memory of 692	220	4d507a0558bbca8d0a16c59e7fe97480N.exe	84

C:\Users\Admin\AppData\Local\Temp\4d507a0558bbca8d0a16c59e7fe97480N.exe
"C:\Users\Admin\AppData\Local\Temp\4d507a0558bbca8d0a16c59e7fe97480N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:220
- 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:692

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Windows\microsofthelp.exe

Filesize
73KB

MD5
a4a19ae7faa2eca96f19ba9cddc3bb3b

SHA1
afae9b78623582b01defd4f9e86cfaf89ea43c3c

SHA256
3fa8fd07931c2e84b8310765cc911eec757f266728e5f4089b45612670bf9130

SHA512
0584c08a1fce0e36d3a02f47c8aee8625fba5cf869a25f6d98575b822bd7188609c01dd92d69bd76ed3e154eaf5b7819a189e68f58d1ace7bb807f5fc1acea42

Download Submit
memory/220-0-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/220-4-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/692-6-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads