cc330e80886b0b1cbb10112116ec9ac9c009796b4153da021af298435426933c

Analysis

max time kernel
120s
max time network
118s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
17/08/2024, 15:27

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General

Target

d7513faa25b3030731bd4610c74f2050N.exe
Size

64KB
MD5

d7513faa25b3030731bd4610c74f2050
SHA1

63abbe97e10222ca0245b4d5d9d1d92fab5690cb
SHA256

cc330e80886b0b1cbb10112116ec9ac9c009796b4153da021af298435426933c
SHA512

a9bbafc6d065025b053b3e3334d885b94ffcf01820d419fbe07258fb5c4cbfbc1618ded8f8f11ab5fe07414217b8ac349878d1abf38740f6a8ad57baaf92aff4
SSDEEP

1536:NAo0Tj2d6rnJwwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAjU+EmkcU+uhIehXeh4:NAoglOwvl4ulkP6vghzwYu7vih9GueIc

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1376	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
1376	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-1-5-21-355097885-2402257403-2971294179-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	d7513faa25b3030731bd4610c74f2050N.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	d7513faa25b3030731bd4610c74f2050N.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	d7513faa25b3030731bd4610c74f2050N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2952 wrote to memory of 1376	2952	d7513faa25b3030731bd4610c74f2050N.exe	84
PID 2952 wrote to memory of 1376	2952	d7513faa25b3030731bd4610c74f2050N.exe	84
PID 2952 wrote to memory of 1376	2952	d7513faa25b3030731bd4610c74f2050N.exe	84

C:\Users\Admin\AppData\Local\Temp\d7513faa25b3030731bd4610c74f2050N.exe
"C:\Users\Admin\AppData\Local\Temp\d7513faa25b3030731bd4610c74f2050N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2952
- 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:1376

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
64KB

MD5
d8de0621053863c4c5d4d4f2998ea6f3

SHA1
75516cbccd893c2067aaedc1cd36cc3467027c96

SHA256
177e4f9820ed6b18b244c6a15265cd7444a64bfd76366bd02bdeb2b66c44c727

SHA512
783e4037761257d3d1f01c10657eda978bff5b176fca504223e4a79636d1984c5ccc90a9d88576940681b24af97978626751fd1e6a72cdbc373bac0dfe877bec

Download Submit
memory/1376-6-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2952-0-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2952-4-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads