e9c0acde3000aba2d96142ea6cfed5576bad330966ae12d9022ae3cacda8a39e

Analysis

max time kernel
120s
max time network
103s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
14/08/2024, 08:24

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General

Target

eb7866db226337f9944171c8901f0110N.exe
Size

47KB
MD5

eb7866db226337f9944171c8901f0110
SHA1

0625f2c6afdb4cdb51a426d72a4f73784aaff5d6
SHA256

e9c0acde3000aba2d96142ea6cfed5576bad330966ae12d9022ae3cacda8a39e
SHA512

983fcbee2aff318f4a2b281c9dc6c701224183a55c9b26786260a6a126bf692d5ed7701e3ab50e098e51ced48165c56587c8e0d2e9b41f94ed36632ad0768cef
SSDEEP

768:DqPJtsA6C1VqahohtgVRNToV7TtRu8rM0wYVFl2g5coW58dO0xXHV2EfKYfdhNhk:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYE

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2968	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2968	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-1-5-21-355097885-2402257403-2971294179-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	eb7866db226337f9944171c8901f0110N.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	eb7866db226337f9944171c8901f0110N.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	eb7866db226337f9944171c8901f0110N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3156 wrote to memory of 2968	3156	eb7866db226337f9944171c8901f0110N.exe	84
PID 3156 wrote to memory of 2968	3156	eb7866db226337f9944171c8901f0110N.exe	84
PID 3156 wrote to memory of 2968	3156	eb7866db226337f9944171c8901f0110N.exe	84

C:\Users\Admin\AppData\Local\Temp\eb7866db226337f9944171c8901f0110N.exe
"C:\Users\Admin\AppData\Local\Temp\eb7866db226337f9944171c8901f0110N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3156
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2968

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
47KB

MD5
c068e09f6ac69d27764e2464fa82de66

SHA1
b306f1b9b4db8e55c9f4f7ecc91ff90a3f3f6b38

SHA256
e0673ec984269a0e64f78838c349f21c736ceebe336fc7f6057cf908deccf4bf

SHA512
00183bbb86c6277f108115787ee54532f777d2f324fc274f200b2c69d2b977cfa38ed4df184e72b7b6dcae822e4089c396a3d4a5ff25cb437b17d31c60849702

Download Submit
memory/3156-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/3156-4-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads