76de897250e677454741f230b10771f7d852f9b47a9a5d21a508ae07e55a9fb5

Analysis

max time kernel
119s
max time network
102s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
15-10-2024 05:28

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General

Target

76de897250e677454741f230b10771f7d852f9b47a9a5d21a508ae07e55a9fb5N.exe
Size

43KB
MD5

cbddd62e75bb804f5e12b5f5ac7bb250
SHA1

4fdab8182b063d2ede80c80262faf891174819ca
SHA256

76de897250e677454741f230b10771f7d852f9b47a9a5d21a508ae07e55a9fb5
SHA512

f0d8983f73ac499b8d334c21196a3c562095813bb72dba291abd9742c2902c548e3bc39b5142c30be6fd7357650f7a9cc0eea7d1ac7018bb82bacf122af9b2d7
SSDEEP

768:DqPJtsA6C1VqahohtgVRNToV7TtRu8rM0wYVFl2g5coW58dO0xXHV2EfKYfdhNhY:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wY4

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2588	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2588	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-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	76de897250e677454741f230b10771f7d852f9b47a9a5d21a508ae07e55a9fb5N.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	76de897250e677454741f230b10771f7d852f9b47a9a5d21a508ae07e55a9fb5N.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	76de897250e677454741f230b10771f7d852f9b47a9a5d21a508ae07e55a9fb5N.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4728 wrote to memory of 2588	4728	76de897250e677454741f230b10771f7d852f9b47a9a5d21a508ae07e55a9fb5N.exe	84
PID 4728 wrote to memory of 2588	4728	76de897250e677454741f230b10771f7d852f9b47a9a5d21a508ae07e55a9fb5N.exe	84
PID 4728 wrote to memory of 2588	4728	76de897250e677454741f230b10771f7d852f9b47a9a5d21a508ae07e55a9fb5N.exe	84

C:\Users\Admin\AppData\Local\Temp\76de897250e677454741f230b10771f7d852f9b47a9a5d21a508ae07e55a9fb5N.exe
"C:\Users\Admin\AppData\Local\Temp\76de897250e677454741f230b10771f7d852f9b47a9a5d21a508ae07e55a9fb5N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4728
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2588

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
43KB

MD5
34e88be600f8ec8058d40c69b349cb87

SHA1
e7709f4b417c0c1c036fe69b6286ca460a4fbfc6

SHA256
a57d4d5ef3920002cef5985970c9830cf69b3c53c21c77db69d06968c1e02118

SHA512
048a6e9ff2ebb3aaaa90947c314d408eb5986c995a98f6ad8e1c957e2278f2de83de3ea6148cd9f394f2e36024db8f10e7af821497358e098067495f8e8833ef

Download Submit
memory/2588-6-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2588-7-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/4728-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/4728-5-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads