868ae934e43a39d7504e9f6c2609270d082b8cde1cb333b212fa04ade0cdf2cf

Analysis

max time kernel
120s
max time network
98s
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, 16:51

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General

Target

868ae934e43a39d7504e9f6c2609270d082b8cde1cb333b212fa04ade0cdf2cfN.exe
Size

64KB
MD5

a8393cb1591372450e5f023ea952db00
SHA1

5390d4e0060f24ce977b019ec537ad620c5f36d1
SHA256

868ae934e43a39d7504e9f6c2609270d082b8cde1cb333b212fa04ade0cdf2cf
SHA512

91fa46eaa0cedda17406d5295f510f514750789b047a2783f3aa43ab82a817ab5b5e9a939bbbe00596df5569593ff3e7c283708e044dcc0d68112c383766528f
SSDEEP

1536:lAo0ej2d6rnJwwvlKlIUBP6vghzwYu7vih9GueIh9j2IoHAjU+Eh6IbIKjf5GzCJ:lAo1lOwvlKlXBP6vghzwYu7vih9GueIe

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
3760	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
3760	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-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	868ae934e43a39d7504e9f6c2609270d082b8cde1cb333b212fa04ade0cdf2cfN.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	868ae934e43a39d7504e9f6c2609270d082b8cde1cb333b212fa04ade0cdf2cfN.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	868ae934e43a39d7504e9f6c2609270d082b8cde1cb333b212fa04ade0cdf2cfN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2672 wrote to memory of 3760	2672	868ae934e43a39d7504e9f6c2609270d082b8cde1cb333b212fa04ade0cdf2cfN.exe	84
PID 2672 wrote to memory of 3760	2672	868ae934e43a39d7504e9f6c2609270d082b8cde1cb333b212fa04ade0cdf2cfN.exe	84
PID 2672 wrote to memory of 3760	2672	868ae934e43a39d7504e9f6c2609270d082b8cde1cb333b212fa04ade0cdf2cfN.exe	84

C:\Users\Admin\AppData\Local\Temp\868ae934e43a39d7504e9f6c2609270d082b8cde1cb333b212fa04ade0cdf2cfN.exe
"C:\Users\Admin\AppData\Local\Temp\868ae934e43a39d7504e9f6c2609270d082b8cde1cb333b212fa04ade0cdf2cfN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2672
- 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:3760

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
64KB

MD5
f292473405069811606d9522e74ea96b

SHA1
820fd718364ac63eec609a503d7295c57062c37f

SHA256
aa6fdef488a3f896cd354121b5387018ca816ebf43c154b167a04b974ea962be

SHA512
95d8f5edbee37240ba5c86817ffb39b6011727421f60baa2717849544fe5a3a732054b18dc414f43893a52e1baaf6579991bf76b2e59eb08b6c8e03377ff8d3c

Download Submit
memory/2672-0-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2672-5-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/3760-6-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads