39998795237327819e082fe7bb079811ccdb16d77b1aa2bfa52b36a98f6925ec

Analysis

max time kernel
119s
max time network
104s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
15/10/2024, 02:10

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General

Target

39998795237327819e082fe7bb079811ccdb16d77b1aa2bfa52b36a98f6925ecN.exe
Size

48KB
MD5

6dccb3a59e73fb67a50217760a553ee0
SHA1

e36dd075f266009d9da5d37911a8ac52fd7673db
SHA256

39998795237327819e082fe7bb079811ccdb16d77b1aa2bfa52b36a98f6925ec
SHA512

cc0943b41de636dd5aece8c2ae3a1116a900cb184cccd50ab2ddfe0d67713151b5fbceabb9591a3b5116f9d83c5bda7816c626841e5ad97009c9fb7c59724271
SSDEEP

1536:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYVFl2g5u58dO0xXHQEyYfdhNhFO5h3xhIa:+MA6C1VqaqhtgVRNToV7TtRu8rM0wYVQ

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2196	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2196	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-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	39998795237327819e082fe7bb079811ccdb16d77b1aa2bfa52b36a98f6925ecN.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	39998795237327819e082fe7bb079811ccdb16d77b1aa2bfa52b36a98f6925ecN.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	39998795237327819e082fe7bb079811ccdb16d77b1aa2bfa52b36a98f6925ecN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1064 wrote to memory of 2196	1064	39998795237327819e082fe7bb079811ccdb16d77b1aa2bfa52b36a98f6925ecN.exe	84
PID 1064 wrote to memory of 2196	1064	39998795237327819e082fe7bb079811ccdb16d77b1aa2bfa52b36a98f6925ecN.exe	84
PID 1064 wrote to memory of 2196	1064	39998795237327819e082fe7bb079811ccdb16d77b1aa2bfa52b36a98f6925ecN.exe	84

C:\Users\Admin\AppData\Local\Temp\39998795237327819e082fe7bb079811ccdb16d77b1aa2bfa52b36a98f6925ecN.exe
"C:\Users\Admin\AppData\Local\Temp\39998795237327819e082fe7bb079811ccdb16d77b1aa2bfa52b36a98f6925ecN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1064
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2196

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
48KB

MD5
5039e524f3406b4339ea1d4643988e61

SHA1
0785cbe83b16d885040dd3c31ea4a13270bf696c

SHA256
49071a0151bd88f66b1c5a0615ca3540a3571df4ca0b0ccea36f4392cb454108

SHA512
6c38b27de290aee0077fb0c876c33895b17db42030e6e5b0ce85bf6fd8e353070e97c44f15a45595fb36528687ab827a211bebf728419bfe60d0028838adfc24

Download Submit
memory/1064-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/1064-4-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2196-6-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads