75042694c68f0e9de80db99a73f761de30c78cc98be6685205b61d179c260306

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
25/09/2024, 22:56

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General

Target

75042694c68f0e9de80db99a73f761de30c78cc98be6685205b61d179c260306.exe
Size

65KB
MD5

02c32e03eddcc79cc8eae48d60679055
SHA1

3fcf5c2db319035bd61841d9964815eb47b81faf
SHA256

75042694c68f0e9de80db99a73f761de30c78cc98be6685205b61d179c260306
SHA512

bf572196fbf24323baafeca91ba24a865de473017a21fe9723c0c9fa56d66a0f56c4a7e4af4077388e26dae5f64d99a16c87a81c2c5d989c0981479234fbd72c
SSDEEP

1536:NAo0Tj2d6rnJwwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAjU+EmkcU+uhIe7Uchl:NAoglOwvl4ulkP6vghzwYu7vih9GueIy

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
4272	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
4272	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"	75042694c68f0e9de80db99a73f761de30c78cc98be6685205b61d179c260306.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	75042694c68f0e9de80db99a73f761de30c78cc98be6685205b61d179c260306.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	75042694c68f0e9de80db99a73f761de30c78cc98be6685205b61d179c260306.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5092 wrote to memory of 4272	5092	75042694c68f0e9de80db99a73f761de30c78cc98be6685205b61d179c260306.exe	82
PID 5092 wrote to memory of 4272	5092	75042694c68f0e9de80db99a73f761de30c78cc98be6685205b61d179c260306.exe	82
PID 5092 wrote to memory of 4272	5092	75042694c68f0e9de80db99a73f761de30c78cc98be6685205b61d179c260306.exe	82

C:\Users\Admin\AppData\Local\Temp\75042694c68f0e9de80db99a73f761de30c78cc98be6685205b61d179c260306.exe
"C:\Users\Admin\AppData\Local\Temp\75042694c68f0e9de80db99a73f761de30c78cc98be6685205b61d179c260306.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5092
- 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:4272

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
66KB

MD5
3b6a5087aa49c4301aa3cc13370fe792

SHA1
15c93bafbfd85a10ab94aad197fd49d350e521dd

SHA256
6f1c23c525c6c4f0c26f357cf7a1805b46bfc318c58f97faba0d5a6f0f22ea55

SHA512
662c665e7da2eae59de9fd63f0cb4177a6d3e0d0567d67e3df35639a9ad94ccd546f0d9e100d9e045c0f662a277bc7cddbb446dae223dded06dd301152ca65a8

Download Submit
memory/4272-6-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/4272-7-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/5092-0-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/5092-5-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads