2f3415f225ab6cbfc3b2588a5e57528c9fcd7bf16a3d43b090c88411c7b429f5

Analysis

max time kernel
119s
max time network
16s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
11-09-2024 04:30

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General

Target

02343f7bb35a7f7df761557b83a7b450N.exe
Size

63KB
MD5

02343f7bb35a7f7df761557b83a7b450
SHA1

e5105b031021a37bdf3a3a240982979aa7d4af69
SHA256

2f3415f225ab6cbfc3b2588a5e57528c9fcd7bf16a3d43b090c88411c7b429f5
SHA512

4ebfffcb111daafd0fd17967e85d818aa490fda9467148fced05cee8dd5076d49a80782b26d4374d6db6392ea2cace3f8cf1a562ee397b7c7488308238994481
SSDEEP

1536:NAo0Tj2d6rnJwwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAjU+EmkcU+uhShrhOhr:NAoglOwvl4ulkP6vghzwYu7vih9GueIC

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2856	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2856	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-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	02343f7bb35a7f7df761557b83a7b450N.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	02343f7bb35a7f7df761557b83a7b450N.exe
File created	C:\Windows\HidePlugin.dll	microsofthelp.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	02343f7bb35a7f7df761557b83a7b450N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2084 wrote to memory of 2856	2084	02343f7bb35a7f7df761557b83a7b450N.exe	30
PID 2084 wrote to memory of 2856	2084	02343f7bb35a7f7df761557b83a7b450N.exe	30
PID 2084 wrote to memory of 2856	2084	02343f7bb35a7f7df761557b83a7b450N.exe	30
PID 2084 wrote to memory of 2856	2084	02343f7bb35a7f7df761557b83a7b450N.exe	30

C:\Users\Admin\AppData\Local\Temp\02343f7bb35a7f7df761557b83a7b450N.exe
"C:\Users\Admin\AppData\Local\Temp\02343f7bb35a7f7df761557b83a7b450N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2084
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  PID:2856

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
63KB

MD5
7fb5ddbefb789fe3a077da05a8a9e87a

SHA1
936cf7f3b04034b5511db8b2718d2b9d7296f53c

SHA256
c001aaaa16e7dc11ccf87e8ab7cb444340f287a2d7b97c14e2f8f597ffa8e9f9

SHA512
a9812c9a76a6d1e7c50bc3ca6dcaa6bd76f4325a3890895d709706356372bf0843dcd1a9d5106a8ce698581ec2c93fb628ea6cc94e2d6eb077bd7f68f428336f

Download Submit
memory/2084-0-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2084-6-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2856-8-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2856-10-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads