d62bc9a6017f067b04a7721291c7a504befb045f9e6b11982f20110745deac04

Analysis

max time kernel
119s
max time network
117s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
21-09-2024 18:52

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General

Target

d62bc9a6017f067b04a7721291c7a504befb045f9e6b11982f20110745deac04N.exe
Size

76KB
MD5

e012b9021c1691455706f0f3c56dff30
SHA1

73d925e33b22e112183349beb73244d7e15352a9
SHA256

d62bc9a6017f067b04a7721291c7a504befb045f9e6b11982f20110745deac04
SHA512

e6a24136c160ab840cf33d90b5e40900f606dabc2611b923c1e8b0a9260091fc6b73b8d288abe23fa890e991cd0be9e30740527f9bfa66983d2af5aac0fe285d
SSDEEP

1536:86RAo0ej2d6rnJwwvlNlIUBvsI7hrhEh9cpDN/qhAvP3OChhW4dI0h4HCIzhUvTh:xAo1lOwvlNlXBvsI7hrhEh9cpDN/qhAf

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2556	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2556	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-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	d62bc9a6017f067b04a7721291c7a504befb045f9e6b11982f20110745deac04N.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	d62bc9a6017f067b04a7721291c7a504befb045f9e6b11982f20110745deac04N.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	d62bc9a6017f067b04a7721291c7a504befb045f9e6b11982f20110745deac04N.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2260 wrote to memory of 2556	2260	d62bc9a6017f067b04a7721291c7a504befb045f9e6b11982f20110745deac04N.exe	82
PID 2260 wrote to memory of 2556	2260	d62bc9a6017f067b04a7721291c7a504befb045f9e6b11982f20110745deac04N.exe	82
PID 2260 wrote to memory of 2556	2260	d62bc9a6017f067b04a7721291c7a504befb045f9e6b11982f20110745deac04N.exe	82

C:\Users\Admin\AppData\Local\Temp\d62bc9a6017f067b04a7721291c7a504befb045f9e6b11982f20110745deac04N.exe
"C:\Users\Admin\AppData\Local\Temp\d62bc9a6017f067b04a7721291c7a504befb045f9e6b11982f20110745deac04N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2260
- 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:2556

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
76KB

MD5
1e9cc1a318c590501e86b737aace0815

SHA1
a8e2648ad22d9be1dd88b7ff1c04c548415535a2

SHA256
ff48ddbefc261d2ff1cbd9c0e13cd4182e133d5d371dbdf604c15060457d506f

SHA512
a646a6378e8af9d99bfa3b9d2268c8de24f2b14bd9139907b4d137260246aa30d028558e9099a2ac700be5bbf4f837a36e596699c2f51330fb7863efb593acc6

Download Submit
memory/2260-0-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2260-5-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2556-6-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads