649d1d27a59919cc196be866885fa4da14f07c028a9d4a524bf90f7f253f6b5c

Analysis

max time kernel
120s
max time network
104s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
18/08/2024, 14:39

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General

Target

09ba6a5a03fccaeec4843adba4017e60N.exe
Size

40KB
MD5

09ba6a5a03fccaeec4843adba4017e60
SHA1

c82fe2f1a9b5432d1bb17fb9ae0b364d27520433
SHA256

649d1d27a59919cc196be866885fa4da14f07c028a9d4a524bf90f7f253f6b5c
SHA512

7fd13dcea59698fbcf13e6c3c79b6bafa8865254bf347399ada5dff36624193ba51a10581468a4544bcb59d5e72c21d18dc383d4c3853d98ebc313137bc8f3c4
SSDEEP

768:DqPJtsA6C1VqahohtgVRNToV7TtRu8rM0wYVFl2g5coW58dO0xXHV2EfKYfdhNha:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wY6

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2488	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2488	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-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	09ba6a5a03fccaeec4843adba4017e60N.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	09ba6a5a03fccaeec4843adba4017e60N.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	09ba6a5a03fccaeec4843adba4017e60N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 400 wrote to memory of 2488	400	09ba6a5a03fccaeec4843adba4017e60N.exe	84
PID 400 wrote to memory of 2488	400	09ba6a5a03fccaeec4843adba4017e60N.exe	84
PID 400 wrote to memory of 2488	400	09ba6a5a03fccaeec4843adba4017e60N.exe	84

C:\Users\Admin\AppData\Local\Temp\09ba6a5a03fccaeec4843adba4017e60N.exe
"C:\Users\Admin\AppData\Local\Temp\09ba6a5a03fccaeec4843adba4017e60N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:400
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2488

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
40KB

MD5
c7c53be40b1bf082e875ff70cb9b41ae

SHA1
67b7c616fe5c4d3b0fc96de4e8b121549a20f139

SHA256
c9b25aea6baf392b92bc0e42e9a09a546dba6523bd834f3c2cc26f8abd11c54c

SHA512
235ffd49e7801f93cf060f09970d7297056f25ec48a79fd5f9a3512d362761539766b9ae4a7917a01cfa636b7bc07aa7502d56ad83e34b4ba5661c1173b5694c

Download Submit
memory/400-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/400-6-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2488-5-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2488-7-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads