5a54067cdeba8d2d45238252774e6883a0e6eb10f3793b337037c0215febe9be

Analysis

max time kernel
119s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
10-10-2024 12:58

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

5a54067cdeba8d2d45238252774e6883a0e6eb10f3793b337037c0215febe9beN.exe
Size

55KB
MD5

5d7eec9f6deaf7ee00b68c6771a1c900
SHA1

25d0d293482dfdf75ecfdab4079fc503e45c3e7b
SHA256

5a54067cdeba8d2d45238252774e6883a0e6eb10f3793b337037c0215febe9be
SHA512

df51c05983474663118afa1be18090f9b2db3084914c07522461d6755df7861382eae202a2a8d11757ff54a28897d7d66a7afb102f0f0285e77c7ebd43eefa02
SSDEEP

1536:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYVFl2g5u58dO0xXHQEyYfdhNhFO5h3xhIq:+MA6C1VqaqhtgVRNToV7TtRu8rM0wYV8

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2292	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2292	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-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	5a54067cdeba8d2d45238252774e6883a0e6eb10f3793b337037c0215febe9beN.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	5a54067cdeba8d2d45238252774e6883a0e6eb10f3793b337037c0215febe9beN.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	5a54067cdeba8d2d45238252774e6883a0e6eb10f3793b337037c0215febe9beN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4116 wrote to memory of 2292	4116	5a54067cdeba8d2d45238252774e6883a0e6eb10f3793b337037c0215febe9beN.exe	83
PID 4116 wrote to memory of 2292	4116	5a54067cdeba8d2d45238252774e6883a0e6eb10f3793b337037c0215febe9beN.exe	83
PID 4116 wrote to memory of 2292	4116	5a54067cdeba8d2d45238252774e6883a0e6eb10f3793b337037c0215febe9beN.exe	83

C:\Users\Admin\AppData\Local\Temp\5a54067cdeba8d2d45238252774e6883a0e6eb10f3793b337037c0215febe9beN.exe
"C:\Users\Admin\AppData\Local\Temp\5a54067cdeba8d2d45238252774e6883a0e6eb10f3793b337037c0215febe9beN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4116
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2292

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Windows\microsofthelp.exe

Filesize
55KB

MD5
a0766084a828ddf38f4f84c5c6ef3500

SHA1
155e6ce52a09d825b83ec1257993a2827fcedae1

SHA256
4210f285dec7bccd63e5aac4fe7e4db7f75d3601dcca465f302d59827879d459

SHA512
ed9bef48fba2a0662dbc07ee730a97fdf47991155a65070a99511b6d8f728eddc52d5c4059b032341c0f455f0d5a8c9ea6c06dbf3f3c81efd35869c9c68213fe

Download Submit
memory/2292-6-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/4116-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/4116-4-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads