291baee4ae6dae9f8d3505335492453eb33b06a21e721b6787a3bfce17322c0a

Analysis

max time kernel
149s
max time network
119s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
06/08/2024, 19:56

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General

Target

291baee4ae6dae9f8d3505335492453eb33b06a21e721b6787a3bfce17322c0a.exe
Size

38KB
MD5

ce9c7810e8a55b4e61555088a2db0846
SHA1

8edab8d50be2937916b3a72b0c9540f1553f80c4
SHA256

291baee4ae6dae9f8d3505335492453eb33b06a21e721b6787a3bfce17322c0a
SHA512

606cb6f69f3cfc3406fa696ba074f636df65b315ce67be8359d1f5ace5200f60b5f12ff0fc156637796bbdcb11a68b31124d413ce0337a18b915d9ee577893eb
SSDEEP

768:DqPJtsA6C1VqahohtgVRNToV7TtRu8rM0wYVFl2g5coW58dO0xXHV2EfKYfdhNhI:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYo

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2376	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2376	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-1-5-21-1385883288-3042840365-2734249351-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	291baee4ae6dae9f8d3505335492453eb33b06a21e721b6787a3bfce17322c0a.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	291baee4ae6dae9f8d3505335492453eb33b06a21e721b6787a3bfce17322c0a.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	291baee4ae6dae9f8d3505335492453eb33b06a21e721b6787a3bfce17322c0a.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2044 wrote to memory of 2376	2044	291baee4ae6dae9f8d3505335492453eb33b06a21e721b6787a3bfce17322c0a.exe	30
PID 2044 wrote to memory of 2376	2044	291baee4ae6dae9f8d3505335492453eb33b06a21e721b6787a3bfce17322c0a.exe	30
PID 2044 wrote to memory of 2376	2044	291baee4ae6dae9f8d3505335492453eb33b06a21e721b6787a3bfce17322c0a.exe	30
PID 2044 wrote to memory of 2376	2044	291baee4ae6dae9f8d3505335492453eb33b06a21e721b6787a3bfce17322c0a.exe	30

C:\Users\Admin\AppData\Local\Temp\291baee4ae6dae9f8d3505335492453eb33b06a21e721b6787a3bfce17322c0a.exe
"C:\Users\Admin\AppData\Local\Temp\291baee4ae6dae9f8d3505335492453eb33b06a21e721b6787a3bfce17322c0a.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2044
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  PID:2376

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
38KB

MD5
e4bd245ff71544bb2f118f6f72df849f

SHA1
1b612bf1683d97bf35bbf19f5f250e7941f16c8a

SHA256
bdeb0a6b9d788701ff48e23ee079edb0848996ec0073fb6707a0181ea7833f4f

SHA512
b86894e3b91581b713250f15273347c4f99a996b9d9e2e9828bb82e3025472370cc5b44495379220704b62af79a56ccf9d7cb935a013b6eba0e256f9f0958ed3

Download Submit
memory/2044-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2044-3-0x0000000000220000-0x0000000000223000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads