4823bb3f53973aadcdbb6397cd71fbc30a07a156ae05a7783b0450c94ba202c9

Analysis

max time kernel
120s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
20/11/2024, 03:42

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General

Target

4823bb3f53973aadcdbb6397cd71fbc30a07a156ae05a7783b0450c94ba202c9N.exe
Size

44KB
MD5

c94eecadb13163b8e4222d30658251b0
SHA1

0cbf22e184d95f85e71daec0e27a38ef5ae8ee49
SHA256

4823bb3f53973aadcdbb6397cd71fbc30a07a156ae05a7783b0450c94ba202c9
SHA512

008658dbf48810097ade7f93f7b93d222c319dae8ec52fe3619ff69c27c464c47832918b3a40edc83e779a070394ed01c5902a04d76a3fa5adf60a958dc8495d
SSDEEP

768:ePyFZFASe0Ep0EpHZplRpqpd6rqxn4p6vghzwYu7vih9GueIh9j2IoHAjU+Eh6IN:e6q10k0EFjed6rqJ+6vghzwYu7vih9GB

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2332	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2332	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-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	4823bb3f53973aadcdbb6397cd71fbc30a07a156ae05a7783b0450c94ba202c9N.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	4823bb3f53973aadcdbb6397cd71fbc30a07a156ae05a7783b0450c94ba202c9N.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	4823bb3f53973aadcdbb6397cd71fbc30a07a156ae05a7783b0450c94ba202c9N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2628 wrote to memory of 2332	2628	4823bb3f53973aadcdbb6397cd71fbc30a07a156ae05a7783b0450c94ba202c9N.exe	83
PID 2628 wrote to memory of 2332	2628	4823bb3f53973aadcdbb6397cd71fbc30a07a156ae05a7783b0450c94ba202c9N.exe	83
PID 2628 wrote to memory of 2332	2628	4823bb3f53973aadcdbb6397cd71fbc30a07a156ae05a7783b0450c94ba202c9N.exe	83

C:\Users\Admin\AppData\Local\Temp\4823bb3f53973aadcdbb6397cd71fbc30a07a156ae05a7783b0450c94ba202c9N.exe
"C:\Users\Admin\AppData\Local\Temp\4823bb3f53973aadcdbb6397cd71fbc30a07a156ae05a7783b0450c94ba202c9N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2628
- 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:2332

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
44KB

MD5
e26d9a849bd767316d0cad2af31ab03f

SHA1
16776afb195207981c95e95dc8a5d1bde67cb2ed

SHA256
8d62b1909fdf7a601819f260987613e28bd71f38f9a0ae6907d7465fe070c128

SHA512
1d3213511a40823270ff7759a86b0f2ff41552b6043c926e17c6bca494d1911afa3b5cec93e6e6a8c247b9e93c49129b63d4bf4cba3606b2ba49888171c9623b

Download Submit
memory/2332-7-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2628-0-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2628-6-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads