c03ccacccc527516dc721ce99a374e66ca6ea208f6373ebfe2c0e56b8802ae02

Analysis

max time kernel
144s
max time network
153s
platform
windows7_x64
resource
win7-20231020-en
resource tags

arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
submitted
31/10/2023, 08:39

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General

Target

NEAS.8199b628a8ebb1957638a02b1ed102b9.exe
Size

215KB
MD5

8199b628a8ebb1957638a02b1ed102b9
SHA1

e279629fd5eb9c2afbb0c7862e1c837cf3737b41
SHA256

c03ccacccc527516dc721ce99a374e66ca6ea208f6373ebfe2c0e56b8802ae02
SHA512

0792ed0d4a5d9c8bebecae583a1f1a76864c1b0b9a5cd9e376cbe011e19534a96c283e1410a34e84227bdb57b5baf4bdc11ca619c029fc08c7b02197b7dc1696
SSDEEP

3072:woAbvJrZ/CEp1Td3INNAILgwKRpP3fJ2pwLAt/iw1JmWTe1eyfLUH+xW6Lyk:w7vJN/CE/TZINiPPBIwcuWTegi9W

Score

7^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3000	svchost.exe

Loads dropped DLL 1 IoCs

pid	Process
2208	NEAS.8199b628a8ebb1957638a02b1ed102b9.exe

Modifies WinLogon 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\cd17f7f4 = "C:\\Windows\\apppatch\\svchost.exe"	NEAS.8199b628a8ebb1957638a02b1ed102b9.exe

Drops file in Program Files directory 10 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Windows Defender\lyvyxor.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\vocyzit.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\vonypom.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\lysyfyj.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\galyqaz.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\qetyfuv.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\puzylyp.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\lymyxid.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\lyrysor.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\pupycag.com	svchost.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\apppatch\svchost.exe	NEAS.8199b628a8ebb1957638a02b1ed102b9.exe
File opened for modification	C:\Windows\apppatch\svchost.exe	NEAS.8199b628a8ebb1957638a02b1ed102b9.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1154728922-3261336865-3456416385-1000_CLASSES\Local Settings\MuiCache	svchost.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
3000	svchost.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2208	NEAS.8199b628a8ebb1957638a02b1ed102b9.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeSecurityPrivilege	2208	NEAS.8199b628a8ebb1957638a02b1ed102b9.exe
Token: SeSecurityPrivilege	2208	NEAS.8199b628a8ebb1957638a02b1ed102b9.exe
Token: SeSecurityPrivilege	3000	svchost.exe
Token: SeSecurityPrivilege	3000	svchost.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2208 wrote to memory of 3000	2208	NEAS.8199b628a8ebb1957638a02b1ed102b9.exe	28
PID 2208 wrote to memory of 3000	2208	NEAS.8199b628a8ebb1957638a02b1ed102b9.exe	28
PID 2208 wrote to memory of 3000	2208	NEAS.8199b628a8ebb1957638a02b1ed102b9.exe	28
PID 2208 wrote to memory of 3000	2208	NEAS.8199b628a8ebb1957638a02b1ed102b9.exe	28

C:\Users\Admin\AppData\Local\Temp\NEAS.8199b628a8ebb1957638a02b1ed102b9.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.8199b628a8ebb1957638a02b1ed102b9.exe"
1⤵
- Loads dropped DLL
- Modifies WinLogon
- Drops file in Windows directory
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2208
- C:\Windows\apppatch\svchost.exe
  "C:\Windows\apppatch\svchost.exe"
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3000

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
344B

MD5
49b32794f608eb9ed706836ff769c20a

SHA1
e589192d3db7c5598ca046e2fd5d9d721ffb1ac2

SHA256
d4e76f0f7e2f8ad756075f5c82810f80dda809a7499f2f8cb728e01adf12d3f8

SHA512
33da124bf859133fa37510252e43b005622047a38c63539c131280f1583ae6d78347301cc75d6a8a881189a33dc047cb00a5c56e2bd3cb40fd01556c226e6aed

Download Submit
C:\Users\Admin\AppData\LocalLow\Temp\Cab562F.tmp

Filesize
61KB

MD5
f3441b8572aae8801c04f3060b550443

SHA1
4ef0a35436125d6821831ef36c28ffaf196cda15

SHA256
6720349e7d82ee0a8e73920d3c2b7cb2912d9fcf2edb6fd98f2f12820158b0bf

SHA512
5ba01ba421b50030e380ae6bbcd2f681f2a91947fe7fedb3c8e6b5f24dce9517abf57b1cf26cc6078d4bb53bde6fcfb2561591337c841f8f2cb121a3d71661b9

Download Submit
C:\Users\Admin\AppData\LocalLow\Temp\Tar572D.tmp

Filesize
163KB

MD5
9441737383d21192400eca82fda910ec

SHA1
725e0d606a4fc9ba44aa8ffde65bed15e65367e4

SHA256
bc3a6e84e41faeb57e7c21aa3b60c2a64777107009727c5b7c0ed8fe658909e5

SHA512
7608dd653a66cd364392a78d4711b48d1707768d36996e4d38871c6843b5714e1d7da4b4cc6db969e6000cfa182bcb74216ef6823d1063f036fc5c3413fb8dcf

Download Submit
C:\Windows\AppPatch\svchost.exe

Filesize
215KB

MD5
019581e050423dce411c9e224d53213f

SHA1
702af0f937fcb4b82656f02dd5b1e0b098d94288

SHA256
0101cee2c76793fa698c559147a81e88a6967eb8dfe16df1d1dd68192df6ac8a

SHA512
4cde102a040d5de35584de076abc835905bf56e2f77e532110ecf9aa60db12a7ab53ec2ae4482d994a050c3c5f307eb6e4df3955607330436eb55c24770143dc

Download Submit
C:\Windows\AppPatch\svchost.exe

Filesize
215KB

MD5
019581e050423dce411c9e224d53213f

SHA1
702af0f937fcb4b82656f02dd5b1e0b098d94288

SHA256
0101cee2c76793fa698c559147a81e88a6967eb8dfe16df1d1dd68192df6ac8a

SHA512
4cde102a040d5de35584de076abc835905bf56e2f77e532110ecf9aa60db12a7ab53ec2ae4482d994a050c3c5f307eb6e4df3955607330436eb55c24770143dc

Download Submit
C:\Windows\apppatch\svchost.exe

Filesize
215KB

MD5
019581e050423dce411c9e224d53213f

SHA1
702af0f937fcb4b82656f02dd5b1e0b098d94288

SHA256
0101cee2c76793fa698c559147a81e88a6967eb8dfe16df1d1dd68192df6ac8a

SHA512
4cde102a040d5de35584de076abc835905bf56e2f77e532110ecf9aa60db12a7ab53ec2ae4482d994a050c3c5f307eb6e4df3955607330436eb55c24770143dc

Download Submit
\Windows\AppPatch\svchost.exe

Filesize
215KB

MD5
019581e050423dce411c9e224d53213f

SHA1
702af0f937fcb4b82656f02dd5b1e0b098d94288

SHA256
0101cee2c76793fa698c559147a81e88a6967eb8dfe16df1d1dd68192df6ac8a

SHA512
4cde102a040d5de35584de076abc835905bf56e2f77e532110ecf9aa60db12a7ab53ec2ae4482d994a050c3c5f307eb6e4df3955607330436eb55c24770143dc

Download Submit
memory/2208-0-0x00000000001F0000-0x00000000001F3000-memory.dmp

Filesize
12KB

Download
memory/2208-1-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2208-16-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2208-14-0x00000000001F0000-0x00000000001F3000-memory.dmp

Filesize
12KB

Download
memory/3000-45-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/3000-51-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/3000-24-0x0000000001FA0000-0x000000000204A000-memory.dmp

Filesize
680KB

Download
memory/3000-26-0x0000000001FA0000-0x000000000204A000-memory.dmp

Filesize
680KB

Download
memory/3000-28-0x0000000001FA0000-0x000000000204A000-memory.dmp

Filesize
680KB

Download
memory/3000-30-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/3000-32-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/3000-35-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/3000-36-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/3000-37-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/3000-38-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/3000-39-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/3000-40-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/3000-41-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/3000-42-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/3000-44-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/3000-43-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/3000-20-0x0000000001FA0000-0x000000000204A000-memory.dmp

Filesize
680KB

Download
memory/3000-46-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/3000-48-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/3000-49-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/3000-47-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/3000-50-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/3000-22-0x0000000001FA0000-0x000000000204A000-memory.dmp

Filesize
680KB

Download
memory/3000-54-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/3000-52-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/3000-56-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/3000-55-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/3000-57-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/3000-58-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/3000-59-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/3000-60-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/3000-63-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/3000-62-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/3000-65-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/3000-66-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/3000-67-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/3000-69-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/3000-68-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/3000-70-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/3000-72-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/3000-73-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/3000-74-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/3000-75-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/3000-107-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/3000-18-0x0000000001FA0000-0x000000000204A000-memory.dmp

Filesize
680KB

Download
memory/3000-17-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/3000-15-0x0000000000260000-0x0000000000263000-memory.dmp

Filesize
12KB

Download