c363d830bbc83f675f99f9f2a667db0561ece614a2e7997106fe6c8a40900357

Analysis

max time kernel
119s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
20/11/2024, 05:36

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General

Target

c363d830bbc83f675f99f9f2a667db0561ece614a2e7997106fe6c8a40900357.exe
Size

92KB
MD5

668fff87e57fbb809dbf3baeeeb764ec
SHA1

7d8156845042c1d35ac17cec9445aae842690828
SHA256

c363d830bbc83f675f99f9f2a667db0561ece614a2e7997106fe6c8a40900357
SHA512

a1a33fb484853003289e562db8a9a87cf438d047ef65684ebd5b406cee2d9cb29769b922f5230fe2ff906806a7edd6d4d586550aaa2efe15789d69f8ea5da141
SSDEEP

1536:YAowfUJFgjT284U+w2EwRz6OlvaeEpIao/6YyCCCCjBytGHi5tvtexhHEEtaEB9E:YAowyFgjTiUkEwt6OlvaeEpIao/6YyCH

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2176	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2176	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-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	c363d830bbc83f675f99f9f2a667db0561ece614a2e7997106fe6c8a40900357.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	c363d830bbc83f675f99f9f2a667db0561ece614a2e7997106fe6c8a40900357.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	c363d830bbc83f675f99f9f2a667db0561ece614a2e7997106fe6c8a40900357.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4052 wrote to memory of 2176	4052	c363d830bbc83f675f99f9f2a667db0561ece614a2e7997106fe6c8a40900357.exe	83
PID 4052 wrote to memory of 2176	4052	c363d830bbc83f675f99f9f2a667db0561ece614a2e7997106fe6c8a40900357.exe	83
PID 4052 wrote to memory of 2176	4052	c363d830bbc83f675f99f9f2a667db0561ece614a2e7997106fe6c8a40900357.exe	83

C:\Users\Admin\AppData\Local\Temp\c363d830bbc83f675f99f9f2a667db0561ece614a2e7997106fe6c8a40900357.exe
"C:\Users\Admin\AppData\Local\Temp\c363d830bbc83f675f99f9f2a667db0561ece614a2e7997106fe6c8a40900357.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4052
- 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:2176

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
92KB

MD5
3449c50207db5255ffa5037dd984b514

SHA1
6f0da8b99329fa50c1118d2fcbea22df83b18417

SHA256
b92a58f2fecb2a8ef13ddcd977dc9d00910920563ec6170cfaed72d27ca5c802

SHA512
2ec2816811066719e9c80a8ab2e8f7187c4503318bd4923c4aa7b000299ba65f7f6ac58b6813e4cd3ceab5c744826866a59c8f682d0b629e4d1d2b2db4ffc93e

Download Submit
memory/2176-6-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/4052-0-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/4052-4-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads