879b20a86e512fc77bf701d4186c413b9ead2d51669ff5f8db24ef740c6b39e7

Analysis

max time kernel
150s
max time network
124s
platform
windows7_x64
resource
win7-20231020-en
resource tags

arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
submitted
22-10-2023 17:25

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

NEAS.ab97bb4cc9e8b7d1315e9ad03c5f0d60.exe
Size

68KB
MD5

ab97bb4cc9e8b7d1315e9ad03c5f0d60
SHA1

6ffbc749f71fa11989e93614d401cd1bdc9924b3
SHA256

879b20a86e512fc77bf701d4186c413b9ead2d51669ff5f8db24ef740c6b39e7
SHA512

d1b3d5b8655e0d212eda241281b29df06ec6bfa1275686f130ca98f635e5613b86f7317e97089c26306f76b6a9ca914c3732ec89f736f846a4aa25f0081a0b53
SSDEEP

1536:YAowfUJFgjT284U+w2EwRz6OlvaeEpIao/6YyCCCCjHBIS5htrlE8JEqEzp1gfu+:YAowyFgjTiUkEwt6OlvaeEpIao/6YyC6

Score

7^/10

persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1628	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
1628	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-1-5-21-3837739534-3148647840-3445085216-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	NEAS.ab97bb4cc9e8b7d1315e9ad03c5f0d60.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	NEAS.ab97bb4cc9e8b7d1315e9ad03c5f0d60.exe
File created	C:\Windows\HidePlugin.dll	microsofthelp.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1496 wrote to memory of 1628	1496	NEAS.ab97bb4cc9e8b7d1315e9ad03c5f0d60.exe	28
PID 1496 wrote to memory of 1628	1496	NEAS.ab97bb4cc9e8b7d1315e9ad03c5f0d60.exe	28
PID 1496 wrote to memory of 1628	1496	NEAS.ab97bb4cc9e8b7d1315e9ad03c5f0d60.exe	28
PID 1496 wrote to memory of 1628	1496	NEAS.ab97bb4cc9e8b7d1315e9ad03c5f0d60.exe	28

C:\Users\Admin\AppData\Local\Temp\NEAS.ab97bb4cc9e8b7d1315e9ad03c5f0d60.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.ab97bb4cc9e8b7d1315e9ad03c5f0d60.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1496
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  PID:1628

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Windows\microsofthelp.exe

Filesize
69KB

MD5
67d24c4a4a2b05f7fd2c0484e7e31b76

SHA1
4c5acaab798751a903284b97e09ae5c8e8843ef9

SHA256
5a67171360517a35b3e4919f951e0251a82d95f6d67891413d37daa3de4b05b1

SHA512
a7b0475d01b746804885b72f583145f52f36c6aed1fe4eab55378bd8179b6db77e22679e13a3ce86a3cebbff8309decb4547d47066f7200163b93d711e27bd64

Download Submit
C:\Windows\microsofthelp.exe

Filesize
69KB

MD5
67d24c4a4a2b05f7fd2c0484e7e31b76

SHA1
4c5acaab798751a903284b97e09ae5c8e8843ef9

SHA256
5a67171360517a35b3e4919f951e0251a82d95f6d67891413d37daa3de4b05b1

SHA512
a7b0475d01b746804885b72f583145f52f36c6aed1fe4eab55378bd8179b6db77e22679e13a3ce86a3cebbff8309decb4547d47066f7200163b93d711e27bd64

Download Submit
C:\Windows\microsofthelp.exe

Filesize
69KB

MD5
67d24c4a4a2b05f7fd2c0484e7e31b76

SHA1
4c5acaab798751a903284b97e09ae5c8e8843ef9

SHA256
5a67171360517a35b3e4919f951e0251a82d95f6d67891413d37daa3de4b05b1

SHA512
a7b0475d01b746804885b72f583145f52f36c6aed1fe4eab55378bd8179b6db77e22679e13a3ce86a3cebbff8309decb4547d47066f7200163b93d711e27bd64

Download Submit
memory/1496-0-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/1496-6-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/1628-8-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/1628-10-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads