ce52c4c3e22c54d7156299e76ac986d4c9979ac035df1343cc2113c12e5e2075

Analysis

max time kernel
119s
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
20/08/2024, 02:26

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General

Target

592a2daf9fbdaf655bc4f067de228a80N.exe
Size

63KB
MD5

592a2daf9fbdaf655bc4f067de228a80
SHA1

eab25ba8f44260112eaa5c0f9464716505d0659f
SHA256

ce52c4c3e22c54d7156299e76ac986d4c9979ac035df1343cc2113c12e5e2075
SHA512

62575796a8047cd48b15462e69b232f8e74311de519044369a50b39c1fa815a1f08eeb519a7ad530a6f2efd2265a1282d5db23312385243cb408657ef7529f3b
SSDEEP

1536:NAo0Tj2d6rnJwwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAcBHUIFvSHbhhH/HQht:NAoglOwvl4ulkP6vghzwYu7vih9GueIw

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2112	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2112	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-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	592a2daf9fbdaf655bc4f067de228a80N.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\HidePlugin.dll	microsofthelp.exe
File created	C:\Windows\microsofthelp.exe	592a2daf9fbdaf655bc4f067de228a80N.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	592a2daf9fbdaf655bc4f067de228a80N.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1624 wrote to memory of 2112	1624	592a2daf9fbdaf655bc4f067de228a80N.exe	87
PID 1624 wrote to memory of 2112	1624	592a2daf9fbdaf655bc4f067de228a80N.exe	87
PID 1624 wrote to memory of 2112	1624	592a2daf9fbdaf655bc4f067de228a80N.exe	87

C:\Users\Admin\AppData\Local\Temp\592a2daf9fbdaf655bc4f067de228a80N.exe
"C:\Users\Admin\AppData\Local\Temp\592a2daf9fbdaf655bc4f067de228a80N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1624
- 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:2112

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
63KB

MD5
3fb1dac830fd64549af9a17687053330

SHA1
b8dcaea1726722cd42551f81dd3b45998352b9bf

SHA256
154582725b2596e926316c7475d2b0959d6a841f04d7c01949f125773084f78b

SHA512
34125906511b9346280ec99ad9edc897e0bac4c118c18ca296d281f101cb67ec38f6dd538cca0855829c8120216dfa3ed98569bdd30ef1b735feccac4765d61f

Download Submit
memory/1624-0-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/1624-4-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2112-6-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads