865badf6edf6be029fe55154d9cc5947a393792000110ced56f5d4a98f40a592

Analysis

max time kernel
149s
max time network
137s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
07/09/2024, 23:37

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General

Target

865badf6edf6be029fe55154d9cc5947a393792000110ced56f5d4a98f40a592.exe
Size

43KB
MD5

a35dcbe6a31951967d66ccdc508df65f
SHA1

60072c7364e68b720de99e384d0a9fcc1e1cc20b
SHA256

865badf6edf6be029fe55154d9cc5947a393792000110ced56f5d4a98f40a592
SHA512

04da8f7496fb76f0069ecfba3f6f0427e575352ffb1b6188961ea2b013291f4cb8f19a9ea357745cd10c35c1e2e2ce8e31a747ab655cd69fd5404d5c49583f84
SSDEEP

768:DqPJtsA6C1VqahohtgVRNToV7TtRu8rM0wYVFl2g5coW58dO0xXHV2EfKYfdhNhB:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYh

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
3452	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
3452	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"	865badf6edf6be029fe55154d9cc5947a393792000110ced56f5d4a98f40a592.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	865badf6edf6be029fe55154d9cc5947a393792000110ced56f5d4a98f40a592.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	865badf6edf6be029fe55154d9cc5947a393792000110ced56f5d4a98f40a592.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1516 wrote to memory of 3452	1516	865badf6edf6be029fe55154d9cc5947a393792000110ced56f5d4a98f40a592.exe	83
PID 1516 wrote to memory of 3452	1516	865badf6edf6be029fe55154d9cc5947a393792000110ced56f5d4a98f40a592.exe	83
PID 1516 wrote to memory of 3452	1516	865badf6edf6be029fe55154d9cc5947a393792000110ced56f5d4a98f40a592.exe	83

C:\Users\Admin\AppData\Local\Temp\865badf6edf6be029fe55154d9cc5947a393792000110ced56f5d4a98f40a592.exe
"C:\Users\Admin\AppData\Local\Temp\865badf6edf6be029fe55154d9cc5947a393792000110ced56f5d4a98f40a592.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1516
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:3452

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
44KB

MD5
01073b05c1757e75b4d6a2cfc393eb97

SHA1
b698d514332d362e1ba8d338796a0a2fa9d44c19

SHA256
5810d513f32d648f2c41301eda098658397dcbd6d8818c5b3c7ee176675836c8

SHA512
b76f82b38152106cb91005c3f7427c6401cfb4b404a4c05da7618360975c39140c184836560cddb075fa9b99ac76f15d3f6487fdb1d896aac77997bd818e289d

Download Submit
memory/1516-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/1516-4-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/3452-6-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads