19b56ede186fd48bee8a49beeb001e65a07881408136f88912eeb0b5b35fb742

Analysis

max time kernel
150s
max time network
121s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
04/05/2024, 20:58

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General

Target

19b56ede186fd48bee8a49beeb001e65a07881408136f88912eeb0b5b35fb742.exe
Size

206KB
MD5

faaad026c687ab81a50855d64cbc965f
SHA1

d9dbd83687907a72a0c07e94950897dedc9f5102
SHA256

19b56ede186fd48bee8a49beeb001e65a07881408136f88912eeb0b5b35fb742
SHA512

d12d5b4ec03f64721ab6da5820a912c72286adb7c681cbe124f4feaaebfeab409b6e58be441d8495b394cfde12e486ca9553a38e981f7c0b63f7f4bdf9d632ac
SSDEEP

6144:o+EqFQ9A9ty5bhJcrs0MurPw/c4hd/B/coyXT3nOGX6T+:o+U9qyFhJy56d/eoyXjn9W+

Score

7^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2148	svchost.exe

Loads dropped DLL 2 IoCs

pid	Process
2872	19b56ede186fd48bee8a49beeb001e65a07881408136f88912eeb0b5b35fb742.exe
2872	19b56ede186fd48bee8a49beeb001e65a07881408136f88912eeb0b5b35fb742.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\e8a06ce5 = "C:\\Windows\\apppatch\\svchost.exe"	19b56ede186fd48bee8a49beeb001e65a07881408136f88912eeb0b5b35fb742.exe

Drops file in Program Files directory 16 IoCs

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

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\apppatch\svchost.exe	19b56ede186fd48bee8a49beeb001e65a07881408136f88912eeb0b5b35fb742.exe
File opened for modification	C:\Windows\apppatch\svchost.exe	19b56ede186fd48bee8a49beeb001e65a07881408136f88912eeb0b5b35fb742.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
2148	svchost.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2872	19b56ede186fd48bee8a49beeb001e65a07881408136f88912eeb0b5b35fb742.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeSecurityPrivilege	2872	19b56ede186fd48bee8a49beeb001e65a07881408136f88912eeb0b5b35fb742.exe
Token: SeSecurityPrivilege	2872	19b56ede186fd48bee8a49beeb001e65a07881408136f88912eeb0b5b35fb742.exe
Token: SeSecurityPrivilege	2148	svchost.exe
Token: SeSecurityPrivilege	2148	svchost.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2872 wrote to memory of 2148	2872	19b56ede186fd48bee8a49beeb001e65a07881408136f88912eeb0b5b35fb742.exe	28
PID 2872 wrote to memory of 2148	2872	19b56ede186fd48bee8a49beeb001e65a07881408136f88912eeb0b5b35fb742.exe	28
PID 2872 wrote to memory of 2148	2872	19b56ede186fd48bee8a49beeb001e65a07881408136f88912eeb0b5b35fb742.exe	28
PID 2872 wrote to memory of 2148	2872	19b56ede186fd48bee8a49beeb001e65a07881408136f88912eeb0b5b35fb742.exe	28

C:\Users\Admin\AppData\Local\Temp\19b56ede186fd48bee8a49beeb001e65a07881408136f88912eeb0b5b35fb742.exe
"C:\Users\Admin\AppData\Local\Temp\19b56ede186fd48bee8a49beeb001e65a07881408136f88912eeb0b5b35fb742.exe"
1⤵
- Loads dropped DLL
- Modifies WinLogon
- Drops file in Windows directory
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2872
- 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:2148

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\Content\94308059B57B3142E455B38A6EB92015

Filesize
68KB

MD5
29f65ba8e88c063813cc50a4ea544e93

SHA1
05a7040d5c127e68c25d81cc51271ffb8bef3568

SHA256
1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

SHA512
e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

Download Submit
C:\Users\Admin\AppData\LocalLow\Temp\Cab48B8.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\LocalLow\Temp\Tar49AC.tmp

Filesize
177KB

MD5
435a9ac180383f9fa094131b173a2f7b

SHA1
76944ea657a9db94f9a4bef38f88c46ed4166983

SHA256
67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

SHA512
1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

Download Submit
\Windows\AppPatch\svchost.exe

Filesize
206KB

MD5
3f9925318cbcfb0fa9dd9411dc7a4b97

SHA1
bed4c16060bf4d3627ba38bca41a6ec68e1e9433

SHA256
534b40745f36569c3eee3197b9889cb083c185e8daf010422707f17ac5e8a41d

SHA512
50bc9a9519a5faeca928b6c743f510aaf1bd33e6032d0338bbdd23aea2d68938eab75e9bf29a8c68cd68f0c39b47bb9b3670a13ed87671f030eccc8cab0a3748

Download Submit
memory/2148-68-0x0000000002450000-0x0000000002507000-memory.dmp

Filesize
732KB

Download
memory/2148-82-0x0000000002450000-0x0000000002507000-memory.dmp

Filesize
732KB

Download
memory/2148-22-0x0000000000400000-0x0000000000495000-memory.dmp

Filesize
596KB

Download
memory/2148-33-0x00000000004A0000-0x000000000054A000-memory.dmp

Filesize
680KB

Download
memory/2148-31-0x00000000004A0000-0x000000000054A000-memory.dmp

Filesize
680KB

Download
memory/2148-29-0x00000000004A0000-0x000000000054A000-memory.dmp

Filesize
680KB

Download
memory/2148-27-0x00000000004A0000-0x000000000054A000-memory.dmp

Filesize
680KB

Download
memory/2148-25-0x00000000004A0000-0x000000000054A000-memory.dmp

Filesize
680KB

Download
memory/2148-35-0x0000000002450000-0x0000000002507000-memory.dmp

Filesize
732KB

Download
memory/2148-37-0x0000000002450000-0x0000000002507000-memory.dmp

Filesize
732KB

Download
memory/2148-40-0x0000000002450000-0x0000000002507000-memory.dmp

Filesize
732KB

Download
memory/2148-49-0x0000000002450000-0x0000000002507000-memory.dmp

Filesize
732KB

Download
memory/2148-85-0x0000000002450000-0x0000000002507000-memory.dmp

Filesize
732KB

Download
memory/2148-84-0x0000000002450000-0x0000000002507000-memory.dmp

Filesize
732KB

Download
memory/2148-83-0x0000000002450000-0x0000000002507000-memory.dmp

Filesize
732KB

Download
memory/2148-63-0x0000000002450000-0x0000000002507000-memory.dmp

Filesize
732KB

Download
memory/2148-81-0x0000000002450000-0x0000000002507000-memory.dmp

Filesize
732KB

Download
memory/2148-80-0x0000000002450000-0x0000000002507000-memory.dmp

Filesize
732KB

Download
memory/2148-79-0x0000000002450000-0x0000000002507000-memory.dmp

Filesize
732KB

Download
memory/2148-78-0x0000000002450000-0x0000000002507000-memory.dmp

Filesize
732KB

Download
memory/2148-77-0x0000000002450000-0x0000000002507000-memory.dmp

Filesize
732KB

Download
memory/2148-75-0x0000000002450000-0x0000000002507000-memory.dmp

Filesize
732KB

Download
memory/2148-74-0x0000000002450000-0x0000000002507000-memory.dmp

Filesize
732KB

Download
memory/2148-73-0x0000000002450000-0x0000000002507000-memory.dmp

Filesize
732KB

Download
memory/2148-72-0x0000000002450000-0x0000000002507000-memory.dmp

Filesize
732KB

Download
memory/2148-71-0x0000000002450000-0x0000000002507000-memory.dmp

Filesize
732KB

Download
memory/2148-70-0x0000000002450000-0x0000000002507000-memory.dmp

Filesize
732KB

Download
memory/2148-69-0x0000000002450000-0x0000000002507000-memory.dmp

Filesize
732KB

Download
memory/2148-34-0x0000000000400000-0x0000000000495000-memory.dmp

Filesize
596KB

Download
memory/2148-67-0x0000000002450000-0x0000000002507000-memory.dmp

Filesize
732KB

Download
memory/2148-21-0x0000000000400000-0x0000000000495000-memory.dmp

Filesize
596KB

Download
memory/2148-61-0x0000000002450000-0x0000000002507000-memory.dmp

Filesize
732KB

Download
memory/2148-66-0x0000000002450000-0x0000000002507000-memory.dmp

Filesize
732KB

Download
memory/2148-62-0x0000000002450000-0x0000000002507000-memory.dmp

Filesize
732KB

Download
memory/2148-65-0x0000000002450000-0x0000000002507000-memory.dmp

Filesize
732KB

Download
memory/2148-60-0x0000000002450000-0x0000000002507000-memory.dmp

Filesize
732KB

Download
memory/2148-59-0x0000000002450000-0x0000000002507000-memory.dmp

Filesize
732KB

Download
memory/2148-58-0x0000000002450000-0x0000000002507000-memory.dmp

Filesize
732KB

Download
memory/2148-57-0x0000000002450000-0x0000000002507000-memory.dmp

Filesize
732KB

Download
memory/2148-56-0x0000000002450000-0x0000000002507000-memory.dmp

Filesize
732KB

Download
memory/2148-55-0x0000000002450000-0x0000000002507000-memory.dmp

Filesize
732KB

Download
memory/2148-54-0x0000000002450000-0x0000000002507000-memory.dmp

Filesize
732KB

Download
memory/2148-52-0x0000000002450000-0x0000000002507000-memory.dmp

Filesize
732KB

Download
memory/2148-51-0x0000000002450000-0x0000000002507000-memory.dmp

Filesize
732KB

Download
memory/2148-50-0x0000000002450000-0x0000000002507000-memory.dmp

Filesize
732KB

Download
memory/2148-76-0x0000000002450000-0x0000000002507000-memory.dmp

Filesize
732KB

Download
memory/2148-48-0x0000000002450000-0x0000000002507000-memory.dmp

Filesize
732KB

Download
memory/2148-47-0x0000000002450000-0x0000000002507000-memory.dmp

Filesize
732KB

Download
memory/2148-64-0x0000000002450000-0x0000000002507000-memory.dmp

Filesize
732KB

Download
memory/2148-46-0x0000000002450000-0x0000000002507000-memory.dmp

Filesize
732KB

Download
memory/2148-45-0x0000000002450000-0x0000000002507000-memory.dmp

Filesize
732KB

Download
memory/2148-44-0x0000000002450000-0x0000000002507000-memory.dmp

Filesize
732KB

Download
memory/2148-43-0x0000000002450000-0x0000000002507000-memory.dmp

Filesize
732KB

Download
memory/2148-53-0x0000000002450000-0x0000000002507000-memory.dmp

Filesize
732KB

Download
memory/2148-42-0x0000000002450000-0x0000000002507000-memory.dmp

Filesize
732KB

Download
memory/2148-41-0x0000000002450000-0x0000000002507000-memory.dmp

Filesize
732KB

Download
memory/2148-23-0x00000000004A0000-0x000000000054A000-memory.dmp

Filesize
680KB

Download
memory/2872-0-0x0000000000400000-0x0000000000495000-memory.dmp

Filesize
596KB

Download
memory/2872-1-0x0000000000270000-0x00000000002C2000-memory.dmp

Filesize
328KB

Download
memory/2872-2-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2872-20-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2872-18-0x0000000000400000-0x0000000000495000-memory.dmp

Filesize
596KB

Download
memory/2872-19-0x0000000000270000-0x00000000002C2000-memory.dmp

Filesize
328KB

Download