5616c3feac86df1408ebd7c18a2e745d846b0ca68692322913a137bf6701c163

Analysis

max time kernel
149s
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
08/09/2024, 02:36

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General

Target

5616c3feac86df1408ebd7c18a2e745d846b0ca68692322913a137bf6701c163.exe
Size

53KB
MD5

67fce8de39dc07ecb513961078be7166
SHA1

065efc7db17048c9277b122999236d59258b576b
SHA256

5616c3feac86df1408ebd7c18a2e745d846b0ca68692322913a137bf6701c163
SHA512

ab93f660c563a1ed719a94c06cc51a88517ea8a6390a64910023539f5ede94460554183dbbf8c35a57e19210237165232113987f1c4391d7ed131c353191ca99
SSDEEP

1536:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYVFl2g5u58dO0xXHQEyYfdhNhFO5h3xhId:+MA6C1VqaqhtgVRNToV7TtRu8rM0wYVz

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
4712	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
4712	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-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	5616c3feac86df1408ebd7c18a2e745d846b0ca68692322913a137bf6701c163.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	5616c3feac86df1408ebd7c18a2e745d846b0ca68692322913a137bf6701c163.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	5616c3feac86df1408ebd7c18a2e745d846b0ca68692322913a137bf6701c163.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4444 wrote to memory of 4712	4444	5616c3feac86df1408ebd7c18a2e745d846b0ca68692322913a137bf6701c163.exe	83
PID 4444 wrote to memory of 4712	4444	5616c3feac86df1408ebd7c18a2e745d846b0ca68692322913a137bf6701c163.exe	83
PID 4444 wrote to memory of 4712	4444	5616c3feac86df1408ebd7c18a2e745d846b0ca68692322913a137bf6701c163.exe	83

C:\Users\Admin\AppData\Local\Temp\5616c3feac86df1408ebd7c18a2e745d846b0ca68692322913a137bf6701c163.exe
"C:\Users\Admin\AppData\Local\Temp\5616c3feac86df1408ebd7c18a2e745d846b0ca68692322913a137bf6701c163.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4444
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4712

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
53KB

MD5
4639ee87c2e9c5c148e00305e5458bad

SHA1
f65209e78c197281586dbce58e71f960a7212fcd

SHA256
dc2a4e047dd708640ed4388c51a4f8d9e8f54525cdf7c4b1e2bef1623d6477d2

SHA512
51dab55c268b50605db53e665660efde0ef392e5db5e7be1139eebbc81c3110af69d03b4d7883b7ad9c3e3c4cf8e7589b30d9d644e6448af6e5683d0a6591805

Download Submit
memory/4444-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/4444-5-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/4712-6-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads