7275a48878af58a163ada89b5f1efd8a78d7a929b0e5de20f2a0380b738755dc

Analysis

max time kernel
120s
max time network
97s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
19-09-2024 06:16

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General

Target

7275a48878af58a163ada89b5f1efd8a78d7a929b0e5de20f2a0380b738755dcN.exe
Size

42KB
MD5

103f54066c573cb1950e35aa767b1a50
SHA1

f60ba3800c975106e6b01ee78bc9f2af951a093e
SHA256

7275a48878af58a163ada89b5f1efd8a78d7a929b0e5de20f2a0380b738755dc
SHA512

d5ab0c803cbc530ef850ae56485199b2f9e368ab39485b5b6d5d75c8e2ec69600a429b87cc8a5d543a54dbaf09e5041a5b310edbcd27277838800229a2d8f821
SSDEEP

768:ePyFZFASe0Ep0EpHZplRpqpd6rqxn4p6vghzwYu7vih9GueIh9j2IoHAjU+EmkcF:e6q10k0EFjed6rqJ+6vghzwYu7vih9G4

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
4344	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
4344	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-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	7275a48878af58a163ada89b5f1efd8a78d7a929b0e5de20f2a0380b738755dcN.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	7275a48878af58a163ada89b5f1efd8a78d7a929b0e5de20f2a0380b738755dcN.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	7275a48878af58a163ada89b5f1efd8a78d7a929b0e5de20f2a0380b738755dcN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4092 wrote to memory of 4344	4092	7275a48878af58a163ada89b5f1efd8a78d7a929b0e5de20f2a0380b738755dcN.exe	82
PID 4092 wrote to memory of 4344	4092	7275a48878af58a163ada89b5f1efd8a78d7a929b0e5de20f2a0380b738755dcN.exe	82
PID 4092 wrote to memory of 4344	4092	7275a48878af58a163ada89b5f1efd8a78d7a929b0e5de20f2a0380b738755dcN.exe	82

C:\Users\Admin\AppData\Local\Temp\7275a48878af58a163ada89b5f1efd8a78d7a929b0e5de20f2a0380b738755dcN.exe
"C:\Users\Admin\AppData\Local\Temp\7275a48878af58a163ada89b5f1efd8a78d7a929b0e5de20f2a0380b738755dcN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4092
- 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:4344

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
42KB

MD5
cbb21de06f4139003571b117cf949547

SHA1
795f3554e34089e89ea398ce5c3f003b98cacddc

SHA256
15feffdbc49e37d4e57c943d08e66db97a3286e94067fee0307bf6385c397ae4

SHA512
2e434b81836cca282909e62551b6457465e5507f64000048f4d9d93db18e78483e584292740ea76fcaa70834e6fad15475be7c1529418f05ee5167c3ddabfde2

Download Submit
memory/4092-0-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/4092-6-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/4344-7-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads