5950b333aa9e7233f4fd61231766d274e6b9b2b2236ffe94b3721fcb0f7bac86

Analysis

max time kernel
119s
max time network
103s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
22/08/2024, 10:29

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General

Target

327f70df955a56d9000fe606247a1f30N.exe
Size

36KB
MD5

327f70df955a56d9000fe606247a1f30
SHA1

1b123f67c40584292a3b691a9f45895ac116279b
SHA256

5950b333aa9e7233f4fd61231766d274e6b9b2b2236ffe94b3721fcb0f7bac86
SHA512

62b5acfbc40bdf383b3ea84d52ee530dcf1e8df9e695405a0b8cf6214c96d7c8c0577e6da1ffa5aff1a63b99ccc5a5017e0f07d3ec95af3dcf6d7ee1f1bd3cfa
SSDEEP

768:ePyFZFASe0Ep0EpHZplRpqpd6rqxn4p6vghzwYu7vih9GueIh9j2IoHAjUvJw3/y:e6q10k0EFjed6rqJ+6vghzwYu7vih9G5

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2208	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2208	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-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	327f70df955a56d9000fe606247a1f30N.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	327f70df955a56d9000fe606247a1f30N.exe
File created	C:\Windows\HidePlugin.dll	microsofthelp.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	327f70df955a56d9000fe606247a1f30N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3200 wrote to memory of 2208	3200	327f70df955a56d9000fe606247a1f30N.exe	84
PID 3200 wrote to memory of 2208	3200	327f70df955a56d9000fe606247a1f30N.exe	84
PID 3200 wrote to memory of 2208	3200	327f70df955a56d9000fe606247a1f30N.exe	84

C:\Users\Admin\AppData\Local\Temp\327f70df955a56d9000fe606247a1f30N.exe
"C:\Users\Admin\AppData\Local\Temp\327f70df955a56d9000fe606247a1f30N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3200
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  PID:2208

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
36KB

MD5
32623939c9e9d578666274c2d1a91317

SHA1
c67e0dfaac82091b3493146f1a6877ec06880868

SHA256
3f02dbc69c54a2474dfe48530b2a69d4763f512e5a63d92549150b4bf72fe52b

SHA512
944f854d1f315166f2a3e0e17601b55aa6d9973fd4748105bf3b54165a80db83bdb4894e98934cc17bca3adc068c811fa679ab746e72e18bc3a9c38138d1bbb7

Download Submit
memory/2208-7-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/3200-0-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/3200-6-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads