7be9a7abf8a9063a2567937df525bdfaee175782cdd2c70ee218a3a1f07e148d

Analysis

max time kernel
149s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
22-05-2024 01:38

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General

Target

7be9a7abf8a9063a2567937df525bdfaee175782cdd2c70ee218a3a1f07e148d.exe
Size

36KB
MD5

ac9b9ead617475d9d0f468829451d8eb
SHA1

bf643e05145b2175893c5d08564549bc6a3f7218
SHA256

7be9a7abf8a9063a2567937df525bdfaee175782cdd2c70ee218a3a1f07e148d
SHA512

d96d20eaf0bb6ad110b005b78f84beb4cb20d03811abc3d63a8102afb47e18df3ef4fd485324d88866f2ee65655d397c1d6f7558bfb0e91cffdf14ac18708dff
SSDEEP

768:/qPJtHA6C1VqahohtgVRNToV7TtRu8rM0wYVFl2g5coW58dO0xXHV2EfKYfdhNhK:/qnA6C1VqaqhtgVRNToV7TtRu8rM0wYq

Score

7^/10

persistence

Malware Config

Signatures

Deletes itself 1 IoCs

Processes:

microsofthelp.exe

pid process

1612 microsofthelp.exe
Executes dropped EXE 1 IoCs

Processes:

microsofthelp.exe

pid process

1612 microsofthelp.exe

pid	process
1612	microsofthelp.exe

pid	process
1612	microsofthelp.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

7be9a7abf8a9063a2567937df525bdfaee175782cdd2c70ee218a3a1f07e148d.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	7be9a7abf8a9063a2567937df525bdfaee175782cdd2c70ee218a3a1f07e148d.exe

Drops file in Windows directory 1 IoCs

Processes:

7be9a7abf8a9063a2567937df525bdfaee175782cdd2c70ee218a3a1f07e148d.exe

description ioc process

File created C:\Windows\microsofthelp.exe 7be9a7abf8a9063a2567937df525bdfaee175782cdd2c70ee218a3a1f07e148d.exe

description	ioc	process
File created	C:\Windows\microsofthelp.exe	7be9a7abf8a9063a2567937df525bdfaee175782cdd2c70ee218a3a1f07e148d.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

7be9a7abf8a9063a2567937df525bdfaee175782cdd2c70ee218a3a1f07e148d.exe

description	pid	process	target process
PID 4004 wrote to memory of 1612	4004	7be9a7abf8a9063a2567937df525bdfaee175782cdd2c70ee218a3a1f07e148d.exe	microsofthelp.exe
PID 4004 wrote to memory of 1612	4004	7be9a7abf8a9063a2567937df525bdfaee175782cdd2c70ee218a3a1f07e148d.exe	microsofthelp.exe
PID 4004 wrote to memory of 1612	4004	7be9a7abf8a9063a2567937df525bdfaee175782cdd2c70ee218a3a1f07e148d.exe	microsofthelp.exe

C:\Users\Admin\AppData\Local\Temp\7be9a7abf8a9063a2567937df525bdfaee175782cdd2c70ee218a3a1f07e148d.exe
"C:\Users\Admin\AppData\Local\Temp\7be9a7abf8a9063a2567937df525bdfaee175782cdd2c70ee218a3a1f07e148d.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:4004

C:\Windows\microsofthelp.exe
"C:\Windows\microsofthelp.exe"
2⤵
- Deletes itself
- Executes dropped EXE
PID:1612

Network

MITRE ATT&CK Matrix ATT&CK v13

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

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Windows\microsofthelp.exe
Filesize
36KB

MD5
492c0cf6344dd2c8218a1827be82119c

SHA1
4a33a069ad5d248c314810b63d34041ca9a3063a

SHA256
80a18f877875ab6a2b904732584e8451c44f5136dad88c01a55a4400af6b4a4a

SHA512
570a08bf6833ae0b8d8e15ed91e6d28ee37417f6b98f153635b7cc9182d62135d3881dadaa6fbb3505e92bf4d55e8e6580304f69abb562aa3e8b637688ff66a5

Download Submit
memory/1612-6-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/4004-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/4004-4-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download