66a29f2dc536cf2ff1e306a6204c316544749584be4751c93fea8016705bb3f9

Analysis

max time kernel
119s
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
19/08/2024, 22:45

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General

Target

8b6be615e2425b2c4eb822cc46f61d40N.exe
Size

63KB
MD5

8b6be615e2425b2c4eb822cc46f61d40
SHA1

519525e47d84776738a5c18432d96906d91380ce
SHA256

66a29f2dc536cf2ff1e306a6204c316544749584be4751c93fea8016705bb3f9
SHA512

0711bd53de4e32ef0d128bedc65b355001364c651e6fc7f62675575b856ec49495b84207ab41dc042a618adc8cc148f618c95c96126ddcec955bc63c0c356186
SSDEEP

1536:NAo0Tj2d6rnJwwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAjU+Eh6IbRJhHhLhIKp:NAoglOwvl4ulkP6vghzwYu7vih9GueI+

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2920	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2920	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-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	8b6be615e2425b2c4eb822cc46f61d40N.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	8b6be615e2425b2c4eb822cc46f61d40N.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	8b6be615e2425b2c4eb822cc46f61d40N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4696 wrote to memory of 2920	4696	8b6be615e2425b2c4eb822cc46f61d40N.exe	84
PID 4696 wrote to memory of 2920	4696	8b6be615e2425b2c4eb822cc46f61d40N.exe	84
PID 4696 wrote to memory of 2920	4696	8b6be615e2425b2c4eb822cc46f61d40N.exe	84

C:\Users\Admin\AppData\Local\Temp\8b6be615e2425b2c4eb822cc46f61d40N.exe
"C:\Users\Admin\AppData\Local\Temp\8b6be615e2425b2c4eb822cc46f61d40N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4696
- 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:2920

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
63KB

MD5
0557c640249f01af012012ad945b3454

SHA1
d3059135d783ec746813485219928b6a153cbe91

SHA256
0791052bebf206232129f3f545dd6dfb43755e8a840009eeba2e13b62fa7cc03

SHA512
fee4029052c797fe0cad7709cb1fa3f71165c3cca2c685803701f774c40d8a9367f61ae36988c5d133ed3987ad3844f26440677eccddca73eb4ad978f14fb771

Download Submit
memory/2920-6-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/4696-0-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/4696-4-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads