80cafe802097863d32f27176ca24aef1a479bb2fb480bb9beed13541ec20d191

Analysis

max time kernel
120s
max time network
96s
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, 04:20

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General

Target
80cafe802097863d32f27176ca24aef1a479bb2fb480bb9beed13541ec20d191N.exe
Size 46KB
Sample240925-ex6n8avdlm
SHA256 80cafe802097863d32f27176ca24aef1a479bb2fb480bb9beed13541ec20d191
MD5 03e9885e658c04f01c1533677f1e3a00
SHA1 bb95924efe5223e8bc7ea0cee145780ecef280a5
SHA512 0b848ce9a83c3ffb039b0d550b900638721363967d50a285978554729e09cad228cfa5aa483e082ef2e05fc89d39b8354fcf47e53836776caf3817a4bdc0ef61
SSDEEP 768:DqPJtsA6C1VqahohtgVRNToV7TtRu8rM0wYVFl2g5coW58dO0xXHV2EfKYfdhNhM:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYs
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
4632	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
4632	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-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	80cafe802097863d32f27176ca24aef1a479bb2fb480bb9beed13541ec20d191N.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	80cafe802097863d32f27176ca24aef1a479bb2fb480bb9beed13541ec20d191N.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	80cafe802097863d32f27176ca24aef1a479bb2fb480bb9beed13541ec20d191N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4436 wrote to memory of 4632	4436	80cafe802097863d32f27176ca24aef1a479bb2fb480bb9beed13541ec20d191N.exe	84
PID 4436 wrote to memory of 4632	4436	80cafe802097863d32f27176ca24aef1a479bb2fb480bb9beed13541ec20d191N.exe	84
PID 4436 wrote to memory of 4632	4436	80cafe802097863d32f27176ca24aef1a479bb2fb480bb9beed13541ec20d191N.exe	84

C:\Users\Admin\AppData\Local\Temp\80cafe802097863d32f27176ca24aef1a479bb2fb480bb9beed13541ec20d191N.exe
"C:\Users\Admin\AppData\Local\Temp\80cafe802097863d32f27176ca24aef1a479bb2fb480bb9beed13541ec20d191N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4436
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4632

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

microsofthelp.exe

Path C:\Windows\microsofthelp.exe
Size 46KB
SHA256 27767403bca514b7749ae71c1c9bb79f2877fda3925fb13aefdb4e9971c8be50
MD5 0084ecfe02a7a8aabb27683e67f78d31
SHA1 ebc1e081a008ac7198b5e77195a9ccc4b55a84e1
SHA512 d61dd73262f826178f338660fbafc1d6eab909209eb5f63c6fdf176f174ab122d6e4ad25ce22b504b9d5f0344834a86cf1af80b4b01c3a54cd9edbbc71e7364e
SSDEEP 768:DqPJtsA6C1VqahohtgVRNToV7TtRu8rM0wYVFl2g5coW58dO0xXHV2EfKYfdhNhU:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wY0
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/4436-0-0x0000000000400000-0x0000000000403000-memory.dmp

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memory/4436-4-0x0000000000400000-0x0000000000403000-memory.dmp

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memory/4632-6-0x0000000000400000-0x0000000000403000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads