0c45c92edc7cbb524f3ae90ffc91aa033a44e82a0abb5fea3cc8a1e551956fcd

Analysis

max time kernel
120s
max time network
102s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
28/09/2024, 03:13

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General

Target

0c45c92edc7cbb524f3ae90ffc91aa033a44e82a0abb5fea3cc8a1e551956fcdN.exe
Size

80KB
MD5

ce04941688c24fe57e1307bb4cf97130
SHA1

785264771369285f7f42a789a22d706f9ef215c3
SHA256

0c45c92edc7cbb524f3ae90ffc91aa033a44e82a0abb5fea3cc8a1e551956fcd
SHA512

8633f0f15373468915bdf702ae3a396bc344e5c68020773928a66feb17f8576a954b4c0df3cc707a98a7522fe97f221053c0889b0d71d668b9e133010708cf1b
SSDEEP

1536:86RAo0ej2d6rnJwwvlNlIUBvsI7hrhEh9cpDN/qhAvP3OChhW4dI0h4HCIzhUvT3:xAo1lOwvlNlXBvsI7hrhEh9cpDN/qhAx

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
4172	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
4172	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-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	0c45c92edc7cbb524f3ae90ffc91aa033a44e82a0abb5fea3cc8a1e551956fcdN.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	0c45c92edc7cbb524f3ae90ffc91aa033a44e82a0abb5fea3cc8a1e551956fcdN.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	0c45c92edc7cbb524f3ae90ffc91aa033a44e82a0abb5fea3cc8a1e551956fcdN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1932 wrote to memory of 4172	1932	0c45c92edc7cbb524f3ae90ffc91aa033a44e82a0abb5fea3cc8a1e551956fcdN.exe	82
PID 1932 wrote to memory of 4172	1932	0c45c92edc7cbb524f3ae90ffc91aa033a44e82a0abb5fea3cc8a1e551956fcdN.exe	82
PID 1932 wrote to memory of 4172	1932	0c45c92edc7cbb524f3ae90ffc91aa033a44e82a0abb5fea3cc8a1e551956fcdN.exe	82

C:\Users\Admin\AppData\Local\Temp\0c45c92edc7cbb524f3ae90ffc91aa033a44e82a0abb5fea3cc8a1e551956fcdN.exe
"C:\Users\Admin\AppData\Local\Temp\0c45c92edc7cbb524f3ae90ffc91aa033a44e82a0abb5fea3cc8a1e551956fcdN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1932
- 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:4172

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
80KB

MD5
9a0f71773744d0ca77122fc2eb67bba1

SHA1
287cfe887ce99e1abf17db15575a25fcd356719c

SHA256
3487abce85ad782fbd8920d07fa9178bdbd72a41693e3438192b7f243131073f

SHA512
9e8261cabc0ae9e7656732deefe56da932d9619dd23a396ca37a227e54c9f2bce6a414352ea0550ea0c6a99029d696e27de348365833a495b221c75b1f19640f

Download Submit
memory/1932-0-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/1932-5-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/4172-6-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/4172-7-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads