14d5b07bbd625b8e8c5b92c412eb98365e296dbc87dee6a97baa92c32800bca3

Analysis

max time kernel
149s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
17/10/2024, 18:51

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General

Target

14d5b07bbd625b8e8c5b92c412eb98365e296dbc87dee6a97baa92c32800bca3.exe
Size

25KB
MD5

4a8b60f04272ab804513b837113309b8
SHA1

a89b97685d0438df48c52ef443b568bbc7a461ea
SHA256

14d5b07bbd625b8e8c5b92c412eb98365e296dbc87dee6a97baa92c32800bca3
SHA512

7bfcee50f8e2e73f46b6f9fc2a9071dcee372653a257aa771e73cb8a5a8e489a3f86e96a130acd3f0cf79d2832f5bafb44774dce0bdee911f38139d4659c4abe
SSDEEP

768:DqPJtsA6C1VqahohtgVRNToV7TtRu8rM0wk7IEhGOrlDth7h/IbjfhP6giwzhtU2:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wkq

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1640	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
1640	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-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	14d5b07bbd625b8e8c5b92c412eb98365e296dbc87dee6a97baa92c32800bca3.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	14d5b07bbd625b8e8c5b92c412eb98365e296dbc87dee6a97baa92c32800bca3.exe

System Location Discovery: System Language Discovery 1 TTPs 1 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	14d5b07bbd625b8e8c5b92c412eb98365e296dbc87dee6a97baa92c32800bca3.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2556 wrote to memory of 1640	2556	14d5b07bbd625b8e8c5b92c412eb98365e296dbc87dee6a97baa92c32800bca3.exe	30
PID 2556 wrote to memory of 1640	2556	14d5b07bbd625b8e8c5b92c412eb98365e296dbc87dee6a97baa92c32800bca3.exe	30
PID 2556 wrote to memory of 1640	2556	14d5b07bbd625b8e8c5b92c412eb98365e296dbc87dee6a97baa92c32800bca3.exe	30
PID 2556 wrote to memory of 1640	2556	14d5b07bbd625b8e8c5b92c412eb98365e296dbc87dee6a97baa92c32800bca3.exe	30

C:\Users\Admin\AppData\Local\Temp\14d5b07bbd625b8e8c5b92c412eb98365e296dbc87dee6a97baa92c32800bca3.exe
"C:\Users\Admin\AppData\Local\Temp\14d5b07bbd625b8e8c5b92c412eb98365e296dbc87dee6a97baa92c32800bca3.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2556
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  PID:1640

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
25KB

MD5
f8acdd54b21ca9756bd54c174bf78872

SHA1
c05654bcb76cfe5dbb041288184c79f0b0f8cad4

SHA256
fbd6116cd583150dd8aa7646eed4649270434d73f81158ea52a7fa91370c3fb3

SHA512
47c25f1a9c246f5c6e5896f86979062e3007ce863b72a78ef9e928bc3d99965b8951e300f58652fb96d49768ea626dd71415aa337073397b27955207cc0ed128

Download Submit
memory/1640-8-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/1640-10-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2556-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2556-6-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads