4f25521315223fe8def008cedb40073f18f21608d6bb41739d30988eefff4cf9

Analysis

max time kernel
150s
max time network
150s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
02-05-2024 21:45

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

4f25521315223fe8def008cedb40073f18f21608d6bb41739d30988eefff4cf9.exe
Size

212KB
MD5

5e556d0847905125d4c474d153c5ee37
SHA1

272b80004a631d63854404ef47e57f9fbd307e70
SHA256

4f25521315223fe8def008cedb40073f18f21608d6bb41739d30988eefff4cf9
SHA512

f2a2aca022ecf559566464ca0c20257a99f0ea5f56dd84b7ce610cae436ea4d9af1fc451753d4aa876d260b7b0ab131dbf03c2cab1c3885f5f3da5d8b44b6da5
SSDEEP

6144:zxNqLW6opBZMU/y/JEGjg+op2BSNCCr7/jU:tA6NBT/yEGjWwa7vU

Score

7^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2200	svchost.exe

Loads dropped DLL 2 IoCs

pid	Process
2740	4f25521315223fe8def008cedb40073f18f21608d6bb41739d30988eefff4cf9.exe
2740	4f25521315223fe8def008cedb40073f18f21608d6bb41739d30988eefff4cf9.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\69210913 = "C:\\Windows\\apppatch\\svchost.exe"	4f25521315223fe8def008cedb40073f18f21608d6bb41739d30988eefff4cf9.exe

Drops file in Program Files directory 18 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Windows Defender\lysyfyj.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\vonypom.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\lymyxid.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\pupycag.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\vofycot.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\qetyfuv.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\galyqaz.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\qexyhuv.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\gahyhiz.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\gahyqah.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\galynuh.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\qegyval.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\lyxynyx.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\qetyhyg.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\lygyvuj.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\vocyzit.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\pupydeq.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\gadyciz.com	svchost.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\apppatch\svchost.exe	4f25521315223fe8def008cedb40073f18f21608d6bb41739d30988eefff4cf9.exe
File opened for modification	C:\Windows\apppatch\svchost.exe	4f25521315223fe8def008cedb40073f18f21608d6bb41739d30988eefff4cf9.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\Local Settings\MuiCache	svchost.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2200	svchost.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2740	4f25521315223fe8def008cedb40073f18f21608d6bb41739d30988eefff4cf9.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeSecurityPrivilege	2740	4f25521315223fe8def008cedb40073f18f21608d6bb41739d30988eefff4cf9.exe
Token: SeSecurityPrivilege	2740	4f25521315223fe8def008cedb40073f18f21608d6bb41739d30988eefff4cf9.exe
Token: SeSecurityPrivilege	2200	svchost.exe
Token: SeSecurityPrivilege	2200	svchost.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2740 wrote to memory of 2200	2740	4f25521315223fe8def008cedb40073f18f21608d6bb41739d30988eefff4cf9.exe	28
PID 2740 wrote to memory of 2200	2740	4f25521315223fe8def008cedb40073f18f21608d6bb41739d30988eefff4cf9.exe	28
PID 2740 wrote to memory of 2200	2740	4f25521315223fe8def008cedb40073f18f21608d6bb41739d30988eefff4cf9.exe	28
PID 2740 wrote to memory of 2200	2740	4f25521315223fe8def008cedb40073f18f21608d6bb41739d30988eefff4cf9.exe	28

C:\Users\Admin\AppData\Local\Temp\4f25521315223fe8def008cedb40073f18f21608d6bb41739d30988eefff4cf9.exe
"C:\Users\Admin\AppData\Local\Temp\4f25521315223fe8def008cedb40073f18f21608d6bb41739d30988eefff4cf9.exe"
1⤵
- Loads dropped DLL
- Modifies WinLogon
- Drops file in Windows directory
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2740
- 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:2200

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

Loading Replay Monitor...

Downloads

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

Filesize
68KB

MD5
29f65ba8e88c063813cc50a4ea544e93

SHA1
05a7040d5c127e68c25d81cc51271ffb8bef3568

SHA256
1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

SHA512
e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\F0ACCF77CDCBFF39F6191887F6D2D357

Filesize
1KB

MD5
a266bb7dcc38a562631361bbf61dd11b

SHA1
3b1efd3a66ea28b16697394703a72ca340a05bd5

SHA256
df545bf919a2439c36983b54cdfc903dfa4f37d3996d8d84b4c31eec6f3c163e

SHA512
0da8ef4f8f6ed3d16d2bc8eb816b9e6e1345dfe2d91160196c47e6149a1d6aedaafadcefd66acdea7f72dcf0832770192ceac15b0c559c4ccc2c0e5581d5aefc

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F0ACCF77CDCBFF39F6191887F6D2D357

Filesize
242B

MD5
f41e3adb88313b981798902d93878dd8

SHA1
cb27b23483e9aaa82a458322ec29bb3ba8c6ee64

SHA256
686bc318da23066334eadc9a07ba86fac616c23424853a31e60d3efa3fb880ee

SHA512
1dd61a84a17b4f9e857da3de2bcf4fa8d8d6d0b0f8e96311dd4eb92dcfb33e73596cd137ee2f9a991932ecce18a1634d37d6f5082e347b1cfb9d347608d3f0da

Download Submit
C:\Users\Admin\AppData\LocalLow\Temp\Cab6E61.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\LocalLow\Temp\Tar6F55.tmp

Filesize
177KB

MD5
435a9ac180383f9fa094131b173a2f7b

SHA1
76944ea657a9db94f9a4bef38f88c46ed4166983

SHA256
67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

SHA512
1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

Download Submit
\Windows\AppPatch\svchost.exe

Filesize
212KB

MD5
fdcd6da534136f73b778361bc56c85da

SHA1
e393b49ba7d6d6b8613c47438e132dc5abfd7f28

SHA256
e98ca79665c667cb3d849f19d9a28cd58b9bdbd6ba8e488e86fd462548903520

SHA512
6931ecdb8ec58904d39eff4f33bf6e65c45bf27c902fbb374d80e3910b81567d53e2b4ff72fc27989781ac6251eda02aaaf4b868b2a54cab9670922ff2e6f6ba

Download Submit
memory/2200-64-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/2200-81-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/2200-27-0x00000000023B0000-0x000000000245A000-memory.dmp

Filesize
680KB

Download
memory/2200-25-0x00000000023B0000-0x000000000245A000-memory.dmp

Filesize
680KB

Download
memory/2200-23-0x00000000023B0000-0x000000000245A000-memory.dmp

Filesize
680KB

Download
memory/2200-33-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/2200-35-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/2200-38-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/2200-46-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/2200-75-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/2200-84-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/2200-83-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/2200-82-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/2200-59-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/2200-80-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/2200-79-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/2200-78-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/2200-77-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/2200-76-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/2200-74-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/2200-72-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/2200-71-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/2200-70-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/2200-69-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/2200-68-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/2200-67-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/2200-66-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/2200-65-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/2200-61-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/2200-63-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/2200-62-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/2200-20-0x0000000000400000-0x000000000049A000-memory.dmp

Filesize
616KB

Download
memory/2200-29-0x00000000023B0000-0x000000000245A000-memory.dmp

Filesize
680KB

Download
memory/2200-58-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/2200-57-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/2200-56-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/2200-55-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/2200-54-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/2200-53-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/2200-52-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/2200-51-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/2200-49-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/2200-48-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/2200-47-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/2200-85-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/2200-73-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/2200-45-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/2200-44-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/2200-60-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/2200-43-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/2200-42-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/2200-41-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/2200-40-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/2200-50-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/2200-39-0x0000000002560000-0x0000000002617000-memory.dmp

Filesize
732KB

Download
memory/2200-21-0x00000000023B0000-0x000000000245A000-memory.dmp

Filesize
680KB

Download
memory/2200-32-0x0000000000400000-0x000000000049A000-memory.dmp

Filesize
616KB

Download
memory/2200-31-0x00000000023B0000-0x000000000245A000-memory.dmp

Filesize
680KB

Download
memory/2740-0-0x0000000001BC0000-0x0000000001C12000-memory.dmp

Filesize
328KB

Download
memory/2740-19-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2740-1-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2740-18-0x0000000001BC0000-0x0000000001C12000-memory.dmp

Filesize
328KB

Download
memory/2740-17-0x0000000000400000-0x000000000049A000-memory.dmp

Filesize
616KB

Download