d65d57a258c4368c36bd93aa3cc0c0867c1e85114d1a72e343e827a58ebbb5ac

Analysis

max time kernel
120s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
20/01/2025, 09:05

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General

Target

d65d57a258c4368c36bd93aa3cc0c0867c1e85114d1a72e343e827a58ebbb5acN.exe
Size

50KB
MD5

ef3dc60438fdbcdb1524313da1247300
SHA1

4004084391d6d82de8a1c319f2f9d2335ffc209c
SHA256

d65d57a258c4368c36bd93aa3cc0c0867c1e85114d1a72e343e827a58ebbb5ac
SHA512

0abd145abccaea1104f6072e45eb2957300f09259cd2e9dc22deff7554866b8f34b6c5d33c5a7bf53868a74618b8f1773b5f0cf397117d29dd5db21a7defbf8d
SSDEEP

1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAjUvJQ/2SmXhyoulhYhZhd9:E1oEFlt6vghzwYu7vih9GueIh9j2IoH9

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
3048	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
3048	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-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	d65d57a258c4368c36bd93aa3cc0c0867c1e85114d1a72e343e827a58ebbb5acN.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	d65d57a258c4368c36bd93aa3cc0c0867c1e85114d1a72e343e827a58ebbb5acN.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	d65d57a258c4368c36bd93aa3cc0c0867c1e85114d1a72e343e827a58ebbb5acN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5012 wrote to memory of 3048	5012	d65d57a258c4368c36bd93aa3cc0c0867c1e85114d1a72e343e827a58ebbb5acN.exe	82
PID 5012 wrote to memory of 3048	5012	d65d57a258c4368c36bd93aa3cc0c0867c1e85114d1a72e343e827a58ebbb5acN.exe	82
PID 5012 wrote to memory of 3048	5012	d65d57a258c4368c36bd93aa3cc0c0867c1e85114d1a72e343e827a58ebbb5acN.exe	82

C:\Users\Admin\AppData\Local\Temp\d65d57a258c4368c36bd93aa3cc0c0867c1e85114d1a72e343e827a58ebbb5acN.exe
"C:\Users\Admin\AppData\Local\Temp\d65d57a258c4368c36bd93aa3cc0c0867c1e85114d1a72e343e827a58ebbb5acN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5012
- 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:3048

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
51KB

MD5
9b449641d8427860da708bec5364db28

SHA1
f4ecd79e4618c7b438be058a1a6a5950f306d089

SHA256
4acf8e50bc9e726ef3462d355d15d056ba9c7ae72942ad40b43256d1d4433ca9

SHA512
e641c0d0ee90a17241cdfddb6cae8d705ef2546b3321f16a9c7c8d754cdb337bf94f9d8931c741851288c5953bbaf54510bcca55af84e148ceead199c2e8993b

Download Submit
memory/3048-7-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/3048-8-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/5012-0-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/5012-6-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads