0b25bd6341d328f40a5ad86bc3b5b882c6b2ab8b3d26313b0a30cfcdce674f32

Analysis

max time kernel
119s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-11-2024 05:14

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General

Target

0b25bd6341d328f40a5ad86bc3b5b882c6b2ab8b3d26313b0a30cfcdce674f32N.exe
Size

82KB
MD5

0924d51709ddbaac1a2fc84172872ce0
SHA1

2dcc4c955a4683457b01ebb01941da541367ca96
SHA256

0b25bd6341d328f40a5ad86bc3b5b882c6b2ab8b3d26313b0a30cfcdce674f32
SHA512

ad8a7c98523b7fd2a36e20cf0df5dded1cf10503c70059d1d587eb253add4e819a88c477ce06023da4f951806922c89803da1f4e6479aa6d1d5a646e8ea4fd9a
SSDEEP

1536:86RAo0ej2d6rnJwwvlNlIUBvsI7hrhEh9cpDN/qhAvP3OInvnHvvxIfhqhcGoI/+:xAo1lOwvlNlXBvsI7hrhEh9cpDN/qhA+

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
4208	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
4208	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-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	0b25bd6341d328f40a5ad86bc3b5b882c6b2ab8b3d26313b0a30cfcdce674f32N.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	0b25bd6341d328f40a5ad86bc3b5b882c6b2ab8b3d26313b0a30cfcdce674f32N.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	0b25bd6341d328f40a5ad86bc3b5b882c6b2ab8b3d26313b0a30cfcdce674f32N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4812 wrote to memory of 4208	4812	0b25bd6341d328f40a5ad86bc3b5b882c6b2ab8b3d26313b0a30cfcdce674f32N.exe	83
PID 4812 wrote to memory of 4208	4812	0b25bd6341d328f40a5ad86bc3b5b882c6b2ab8b3d26313b0a30cfcdce674f32N.exe	83
PID 4812 wrote to memory of 4208	4812	0b25bd6341d328f40a5ad86bc3b5b882c6b2ab8b3d26313b0a30cfcdce674f32N.exe	83

C:\Users\Admin\AppData\Local\Temp\0b25bd6341d328f40a5ad86bc3b5b882c6b2ab8b3d26313b0a30cfcdce674f32N.exe
"C:\Users\Admin\AppData\Local\Temp\0b25bd6341d328f40a5ad86bc3b5b882c6b2ab8b3d26313b0a30cfcdce674f32N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4812
- 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:4208

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
82KB

MD5
37e2053ac418ac85435c8f5626f402c5

SHA1
6d1fd21ffdfaeae80b746b378d4497e3d7b9d8c4

SHA256
c6d053c65437db47f194b2c0cd4d1c843f94eeeb5b0752cfe2dee326572ba769

SHA512
056edba699d16b6cd7b175e12e73dc354f92d76f6df2736db26df7a9093b98eda2ac5219374882fa5d75d682ff8999a0e5586f623a6e4aaa30b7c2dd7f6c6af1

Download Submit
memory/4208-6-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/4812-0-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/4812-4-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads