48e8527de67111cf1071d4a1c33b9a8557580cd3c4ab614bdb8389eb3999ebc6

Analysis

max time kernel
149s
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
27-09-2024 21:14

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General

Target

48e8527de67111cf1071d4a1c33b9a8557580cd3c4ab614bdb8389eb3999ebc6.exe
Size

71KB
MD5

de7d776598bb135eb59c6245d979463d
SHA1

cfbe5b47014a76a514bd67bdaa20e2ade81492aa
SHA256

48e8527de67111cf1071d4a1c33b9a8557580cd3c4ab614bdb8389eb3999ebc6
SHA512

d216efaf9bc5ec8f9840ebfc4f302d56ae8d7ec41a752e519e7d50a99675a6d11d74cfd413eaaae8e4522e890556fcdd0fe0d7c6195580339d94d43cfd0fa45b
SSDEEP

1536:NAo0Tj2d6rnJwwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAjU+EmkcU+uhIehXeh4:NAoglOwvl4ulkP6vghzwYu7vih9GueIU

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1452	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
1452	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-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	48e8527de67111cf1071d4a1c33b9a8557580cd3c4ab614bdb8389eb3999ebc6.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	48e8527de67111cf1071d4a1c33b9a8557580cd3c4ab614bdb8389eb3999ebc6.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	48e8527de67111cf1071d4a1c33b9a8557580cd3c4ab614bdb8389eb3999ebc6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 704 wrote to memory of 1452	704	48e8527de67111cf1071d4a1c33b9a8557580cd3c4ab614bdb8389eb3999ebc6.exe	82
PID 704 wrote to memory of 1452	704	48e8527de67111cf1071d4a1c33b9a8557580cd3c4ab614bdb8389eb3999ebc6.exe	82
PID 704 wrote to memory of 1452	704	48e8527de67111cf1071d4a1c33b9a8557580cd3c4ab614bdb8389eb3999ebc6.exe	82

C:\Users\Admin\AppData\Local\Temp\48e8527de67111cf1071d4a1c33b9a8557580cd3c4ab614bdb8389eb3999ebc6.exe
"C:\Users\Admin\AppData\Local\Temp\48e8527de67111cf1071d4a1c33b9a8557580cd3c4ab614bdb8389eb3999ebc6.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:704
- 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:1452

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
71KB

MD5
3e09ac8276e847b1e6600720be2a95f3

SHA1
e37ca48183561fef3aefd45a9333e3df87a76542

SHA256
4d887edd32e0b1b007b41f0d96d928ebe3eeca4202a4c555381613036d3fed4c

SHA512
a729f48cb30c70b99d3d2f295b729e0719cd31879813f8a692e4fb5932a129d8612b456297633780da0a617b69742afaedda893f508c08799e6dd12463d3bd03

Download Submit
memory/704-0-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/704-5-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/1452-6-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads