8065e9bbbdd353112284dd7c7573a0fa1f055a838f0ed19c4baee9c3089e7967

Analysis

max time kernel
119s
max time network
104s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
11/09/2024, 11:38

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General

Target

34551efe84927440263955a110559da0N.exe
Size

64KB
MD5

34551efe84927440263955a110559da0
SHA1

c92e202703434f2d1076ad6999c1523012ee2cea
SHA256

8065e9bbbdd353112284dd7c7573a0fa1f055a838f0ed19c4baee9c3089e7967
SHA512

f26e22892fff65f9da5c4244b6ca8972aecc9509bb0880bf676091e723c58a6970ab834b230d45a43aa531f534b10a1b20a217669be1c42a6a7e8f196de496c0
SSDEEP

1536:NAo0Tj2d6rnJwwvl4ulkP6v8tvGE9UHrSdghj8bvHRIkhbUIchUh80mhDoOhIDhx:NAoglOwvl4ulkP6v8tvGE9UHrSdghj8v

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
4636	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
4636	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-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	34551efe84927440263955a110559da0N.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\HidePlugin.dll	microsofthelp.exe
File created	C:\Windows\microsofthelp.exe	34551efe84927440263955a110559da0N.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	34551efe84927440263955a110559da0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3008 wrote to memory of 4636	3008	34551efe84927440263955a110559da0N.exe	83
PID 3008 wrote to memory of 4636	3008	34551efe84927440263955a110559da0N.exe	83
PID 3008 wrote to memory of 4636	3008	34551efe84927440263955a110559da0N.exe	83

C:\Users\Admin\AppData\Local\Temp\34551efe84927440263955a110559da0N.exe
"C:\Users\Admin\AppData\Local\Temp\34551efe84927440263955a110559da0N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3008
- 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:4636

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
4f6784da1b892d8ce5c968ed4c6288f2

SHA1
e332862b3674d66daed1ccb3165cc80aaa97a830

SHA256
27c08143e20effb94a32eff78cd6ae35e70f0e43f18001cd321e4b10689f7e44

SHA512
9ee7ba50ca072109fa62244d1df7f6f91042cf0dc825f463b270d272ed32facde8ba07287e86970bee6182274a0ce29b03589d5e71c949342942a410bdb624ef

Download Submit
memory/3008-0-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/3008-5-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/4636-6-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/4636-7-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads