1063a1ced29e0d2658e5b807e37690a433af13f64a62f2249e39c911560fb669

Analysis

max time kernel
150s
max time network
149s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
15/05/2024, 01:13

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

21144e17b70bbefaec8a23346c302ed0.exe
Size

212KB
MD5

21144e17b70bbefaec8a23346c302ed0
SHA1

8cf1ab8c67eaed661b3f813df5c6ecbca66bf455
SHA256

1063a1ced29e0d2658e5b807e37690a433af13f64a62f2249e39c911560fb669
SHA512

af4396ca5dd6692ff81752accf9cc691d008b61c3b36440679cc52b96d4a35e55b7a122490c22de5a67532467ad67f8b57c5869822a41b84aeccb51124ae7f72
SSDEEP

6144:cxNqLW6opBZMU/y/JEGjg+op2BSNCCr7/jU:SA6NBT/yEGjWwa7vU

Score

7^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3020	svchost.exe

Loads dropped DLL 2 IoCs

pid	Process
2072	21144e17b70bbefaec8a23346c302ed0.exe
2072	21144e17b70bbefaec8a23346c302ed0.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\c7158b7b = "C:\\Windows\\apppatch\\svchost.exe"	21144e17b70bbefaec8a23346c302ed0.exe

Drops file in Program Files directory 18 IoCs

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

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\apppatch\svchost.exe	21144e17b70bbefaec8a23346c302ed0.exe
File opened for modification	C:\Windows\apppatch\svchost.exe	21144e17b70bbefaec8a23346c302ed0.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\Local Settings\MuiCache	svchost.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
3020	svchost.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2072	21144e17b70bbefaec8a23346c302ed0.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeSecurityPrivilege	2072	21144e17b70bbefaec8a23346c302ed0.exe
Token: SeSecurityPrivilege	2072	21144e17b70bbefaec8a23346c302ed0.exe
Token: SeSecurityPrivilege	3020	svchost.exe
Token: SeSecurityPrivilege	3020	svchost.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2072 wrote to memory of 3020	2072	21144e17b70bbefaec8a23346c302ed0.exe	28
PID 2072 wrote to memory of 3020	2072	21144e17b70bbefaec8a23346c302ed0.exe	28
PID 2072 wrote to memory of 3020	2072	21144e17b70bbefaec8a23346c302ed0.exe	28
PID 2072 wrote to memory of 3020	2072	21144e17b70bbefaec8a23346c302ed0.exe	28

C:\Users\Admin\AppData\Local\Temp\21144e17b70bbefaec8a23346c302ed0.exe
"C:\Users\Admin\AppData\Local\Temp\21144e17b70bbefaec8a23346c302ed0.exe"
1⤵
- Loads dropped DLL
- Modifies WinLogon
- Drops file in Windows directory
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2072
- 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:3020

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
dff4e4deaf64415390388d1040fc732d

SHA1
97ecd31f3f047dc6b3843655b6ee594cb3aa89ad

SHA256
faba86dfbc668c011be5fd770a13dd18379d5a0054d16661c49ed1ae82e7631d

SHA512
1b636a53aabdddfce4c3381aafab46507150323fc85499265145eb349642ae8d9edf23e9c3e2197e1db79514660c2050fa8d73eab922532e4748f6b13b073a2f

Download Submit
C:\Users\Admin\AppData\LocalLow\Temp\Cab3316.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\LocalLow\Temp\Tar3429.tmp

Filesize
177KB

MD5
435a9ac180383f9fa094131b173a2f7b

SHA1
76944ea657a9db94f9a4bef38f88c46ed4166983

SHA256
67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

SHA512
1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

Download Submit
\Windows\AppPatch\svchost.exe

Filesize
212KB

MD5
0ffd911f9d9414cfcef3d19222fab8cf

SHA1
cee6905a8626b7de9d8576bfbbb05661ccb8a144

SHA256
1e36de248a5ea8d7b6930e2faf8dc3460220899cce527148c4e91e29296a6b20

SHA512
b171e8788f155f2a3693eacdffc43a98cd6f8ce68ee591529d7b52ac95ed936a45f8833763e5b963f977167aeea96df4bb6aebaebd5fd68ad6c219a235364f2d

Download Submit
memory/2072-0-0x00000000002E0000-0x0000000000332000-memory.dmp

Filesize
328KB

Download
memory/2072-1-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2072-19-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2072-18-0x00000000002E0000-0x0000000000332000-memory.dmp

Filesize
328KB

Download
memory/2072-17-0x0000000000400000-0x000000000049A000-memory.dmp

Filesize
616KB

Download
memory/3020-65-0x00000000024B0000-0x0000000002567000-memory.dmp

Filesize
732KB

Download
memory/3020-56-0x00000000024B0000-0x0000000002567000-memory.dmp

Filesize
732KB

Download
memory/3020-29-0x00000000004A0000-0x000000000054A000-memory.dmp

Filesize
680KB

Download
memory/3020-27-0x00000000004A0000-0x000000000054A000-memory.dmp

Filesize
680KB

Download
memory/3020-25-0x00000000004A0000-0x000000000054A000-memory.dmp

Filesize
680KB

Download
memory/3020-32-0x0000000000400000-0x000000000049A000-memory.dmp

Filesize
616KB

Download
memory/3020-37-0x00000000024B0000-0x0000000002567000-memory.dmp

Filesize
732KB

Download
memory/3020-35-0x00000000024B0000-0x0000000002567000-memory.dmp

Filesize
732KB

Download
memory/3020-33-0x00000000024B0000-0x0000000002567000-memory.dmp

Filesize
732KB

Download
memory/3020-42-0x00000000024B0000-0x0000000002567000-memory.dmp

Filesize
732KB

Download
memory/3020-84-0x00000000024B0000-0x0000000002567000-memory.dmp

Filesize
732KB

Download
memory/3020-83-0x00000000024B0000-0x0000000002567000-memory.dmp

Filesize
732KB

Download
memory/3020-81-0x00000000024B0000-0x0000000002567000-memory.dmp

Filesize
732KB

Download
memory/3020-80-0x00000000024B0000-0x0000000002567000-memory.dmp

Filesize
732KB

Download
memory/3020-79-0x00000000024B0000-0x0000000002567000-memory.dmp

Filesize
732KB

Download
memory/3020-77-0x00000000024B0000-0x0000000002567000-memory.dmp

Filesize
732KB

Download
memory/3020-76-0x00000000024B0000-0x0000000002567000-memory.dmp

Filesize
732KB

Download
memory/3020-74-0x00000000024B0000-0x0000000002567000-memory.dmp

Filesize
732KB

Download
memory/3020-73-0x00000000024B0000-0x0000000002567000-memory.dmp

Filesize
732KB

Download
memory/3020-71-0x00000000024B0000-0x0000000002567000-memory.dmp

Filesize
732KB

Download
memory/3020-69-0x00000000024B0000-0x0000000002567000-memory.dmp

Filesize
732KB

Download
memory/3020-68-0x00000000024B0000-0x0000000002567000-memory.dmp

Filesize
732KB

Download
memory/3020-66-0x00000000024B0000-0x0000000002567000-memory.dmp

Filesize
732KB

Download
memory/3020-23-0x00000000004A0000-0x000000000054A000-memory.dmp

Filesize
680KB

Download
memory/3020-64-0x00000000024B0000-0x0000000002567000-memory.dmp

Filesize
732KB

Download
memory/3020-62-0x00000000024B0000-0x0000000002567000-memory.dmp

Filesize
732KB

Download
memory/3020-61-0x00000000024B0000-0x0000000002567000-memory.dmp

Filesize
732KB

Download
memory/3020-59-0x00000000024B0000-0x0000000002567000-memory.dmp

Filesize
732KB

Download
memory/3020-57-0x00000000024B0000-0x0000000002567000-memory.dmp

Filesize
732KB

Download
memory/3020-31-0x00000000004A0000-0x000000000054A000-memory.dmp

Filesize
680KB

Download
memory/3020-54-0x00000000024B0000-0x0000000002567000-memory.dmp

Filesize
732KB

Download
memory/3020-52-0x00000000024B0000-0x0000000002567000-memory.dmp

Filesize
732KB

Download
memory/3020-50-0x00000000024B0000-0x0000000002567000-memory.dmp

Filesize
732KB

Download
memory/3020-49-0x00000000024B0000-0x0000000002567000-memory.dmp

Filesize
732KB

Download
memory/3020-85-0x00000000024B0000-0x0000000002567000-memory.dmp

Filesize
732KB

Download
memory/3020-82-0x00000000024B0000-0x0000000002567000-memory.dmp

Filesize
732KB

Download
memory/3020-78-0x00000000024B0000-0x0000000002567000-memory.dmp

Filesize
732KB

Download
memory/3020-75-0x00000000024B0000-0x0000000002567000-memory.dmp

Filesize
732KB

Download
memory/3020-72-0x00000000024B0000-0x0000000002567000-memory.dmp

Filesize
732KB

Download
memory/3020-70-0x00000000024B0000-0x0000000002567000-memory.dmp

Filesize
732KB

Download
memory/3020-67-0x00000000024B0000-0x0000000002567000-memory.dmp

Filesize
732KB

Download
memory/3020-63-0x00000000024B0000-0x0000000002567000-memory.dmp

Filesize
732KB

Download
memory/3020-60-0x00000000024B0000-0x0000000002567000-memory.dmp

Filesize
732KB

Download
memory/3020-58-0x00000000024B0000-0x0000000002567000-memory.dmp

Filesize
732KB

Download
memory/3020-55-0x00000000024B0000-0x0000000002567000-memory.dmp

Filesize
732KB

Download
memory/3020-53-0x00000000024B0000-0x0000000002567000-memory.dmp

Filesize
732KB

Download
memory/3020-51-0x00000000024B0000-0x0000000002567000-memory.dmp

Filesize
732KB

Download
memory/3020-48-0x00000000024B0000-0x0000000002567000-memory.dmp

Filesize
732KB

Download
memory/3020-47-0x00000000024B0000-0x0000000002567000-memory.dmp

Filesize
732KB

Download
memory/3020-46-0x00000000024B0000-0x0000000002567000-memory.dmp

Filesize
732KB

Download
memory/3020-45-0x00000000024B0000-0x0000000002567000-memory.dmp

Filesize
732KB

Download
memory/3020-44-0x00000000024B0000-0x0000000002567000-memory.dmp

Filesize
732KB

Download
memory/3020-43-0x00000000024B0000-0x0000000002567000-memory.dmp

Filesize
732KB

Download
memory/3020-21-0x00000000004A0000-0x000000000054A000-memory.dmp

Filesize
680KB

Download
memory/3020-20-0x0000000000400000-0x000000000049A000-memory.dmp

Filesize
616KB

Download
memory/3020-41-0x00000000024B0000-0x0000000002567000-memory.dmp

Filesize
732KB

Download
memory/3020-40-0x00000000024B0000-0x0000000002567000-memory.dmp

Filesize
732KB

Download
memory/3020-39-0x00000000024B0000-0x0000000002567000-memory.dmp

Filesize
732KB

Download