51e5d607d6009973f6bd5445a81b57bb6f485b25eabf70f51d37f4c6da777864

Analysis

max time kernel
117s
max time network
117s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
26-08-2024 03:18

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General

Target

5a9718b59b789af03134e62c87514bf0N.exe
Size

217KB
MD5

5a9718b59b789af03134e62c87514bf0
SHA1

8b5a822bfd9d345bac7ee2e1cf02f3231fadaeb1
SHA256

51e5d607d6009973f6bd5445a81b57bb6f485b25eabf70f51d37f4c6da777864
SHA512

71dd8acc8865b3c01dff496a0ec3f5b2b938e6b64bb1a3fde39bbd51ce2aabfaf674c431a4ccfbb12a03b3d4cfcb3f4af31022cd74e4c57a6888fc8050496930
SSDEEP

6144:cnyiqVQBf0EaIp8fkTJJsK1eEzEB1XjrkXb:9Edp8csKpE7XX

Score

7^/10

discovery persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2348	svchost.exe

Loads dropped DLL 6 IoCs

pid	Process
1864	5a9718b59b789af03134e62c87514bf0N.exe
2112	WerFault.exe
2112	WerFault.exe
2112	WerFault.exe
2112	WerFault.exe
2112	WerFault.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\8c12ab40 = "C:\\Windows\\apppatch\\svchost.exe"	5a9718b59b789af03134e62c87514bf0N.exe

Drops file in Program Files directory 16 IoCs

description	ioc	Process
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\lygyvuj.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\gahyhiz.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\lyxynyx.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\pupydeq.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\vonypom.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\vocyzit.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\qexyhuv.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\lymyxid.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

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\apppatch\svchost.exe	5a9718b59b789af03134e62c87514bf0N.exe
File opened for modification	C:\Windows\apppatch\svchost.exe	5a9718b59b789af03134e62c87514bf0N.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2112	2348	WerFault.exe	30

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5a9718b59b789af03134e62c87514bf0N.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\Local Settings\MuiCache	svchost.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2348	svchost.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1864	5a9718b59b789af03134e62c87514bf0N.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeSecurityPrivilege	1864	5a9718b59b789af03134e62c87514bf0N.exe
Token: SeSecurityPrivilege	1864	5a9718b59b789af03134e62c87514bf0N.exe
Token: SeSecurityPrivilege	2348	svchost.exe
Token: SeSecurityPrivilege	2348	svchost.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1864 wrote to memory of 2348	1864	5a9718b59b789af03134e62c87514bf0N.exe	30
PID 1864 wrote to memory of 2348	1864	5a9718b59b789af03134e62c87514bf0N.exe	30
PID 1864 wrote to memory of 2348	1864	5a9718b59b789af03134e62c87514bf0N.exe	30
PID 1864 wrote to memory of 2348	1864	5a9718b59b789af03134e62c87514bf0N.exe	30
PID 2348 wrote to memory of 2112	2348	svchost.exe	32
PID 2348 wrote to memory of 2112	2348	svchost.exe	32
PID 2348 wrote to memory of 2112	2348	svchost.exe	32
PID 2348 wrote to memory of 2112	2348	svchost.exe	32

C:\Users\Admin\AppData\Local\Temp\5a9718b59b789af03134e62c87514bf0N.exe
"C:\Users\Admin\AppData\Local\Temp\5a9718b59b789af03134e62c87514bf0N.exe"
1⤵
- Loads dropped DLL
- Modifies WinLogon
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1864
- C:\Windows\apppatch\svchost.exe
  "C:\Windows\apppatch\svchost.exe"
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2348
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2348 -s 2984
    3⤵
    - Loads dropped DLL
    - Program crash
    PID:2112

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\RV23TEDO\login[1].htm

Filesize
168B

MD5
d57e3a550060f85d44a175139ea23021

SHA1
2c5cb3428a322c9709a34d04dd86fe7628f8f0a6

SHA256
43edf068d34276e8ade4113d4d7207de19fc98a2ae1c07298e593edae2a8774c

SHA512
0364fe6a010fce7a3f4a6344c84468c64b20fd131f3160fc649db78f1075ba52d8a1c4496e50dbe27c357e01ee52e94cdcda8f7927cba28d5f2f45b9da690063

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

Filesize
217KB

MD5
00419685c6069c80f43de6db38c17958

SHA1
325ed9cb6f508b33eb0f7b50590654d984f5acc3

SHA256
c09cebc6196d94c73bc31dcd1629e9a937b6065c3c473b3dea42ba01cd3cef8d

SHA512
ce0267ac57512c90cf66e26982fc7a6c2094ab2b4bf6de3ccb621d9b7c91b0500dec6c3f0bdc5ef440b03ca33d7cba834b4f5ab9c79ca8a1b6ed105d5ffda08b

Download Submit
memory/1864-0-0x0000000000260000-0x0000000000263000-memory.dmp

Filesize
12KB

Download
memory/1864-1-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/1864-16-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/1864-15-0x0000000000260000-0x0000000000263000-memory.dmp

Filesize
12KB

Download
memory/1864-14-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/2348-17-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/2348-18-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/2348-19-0x0000000002300000-0x00000000023AA000-memory.dmp

Filesize
680KB

Download
memory/2348-27-0x0000000002300000-0x00000000023AA000-memory.dmp

Filesize
680KB

Download
memory/2348-30-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/2348-29-0x0000000002300000-0x00000000023AA000-memory.dmp

Filesize
680KB

Download
memory/2348-23-0x0000000002300000-0x00000000023AA000-memory.dmp

Filesize
680KB

Download
memory/2348-21-0x0000000002300000-0x00000000023AA000-memory.dmp

Filesize
680KB

Download
memory/2348-25-0x0000000002300000-0x00000000023AA000-memory.dmp

Filesize
680KB

Download
memory/2348-31-0x00000000025C0000-0x0000000002677000-memory.dmp

Filesize
732KB

Download
memory/2348-33-0x00000000025C0000-0x0000000002677000-memory.dmp

Filesize
732KB

Download
memory/2348-35-0x00000000025C0000-0x0000000002677000-memory.dmp

Filesize
732KB

Download
memory/2348-40-0x00000000025C0000-0x0000000002677000-memory.dmp

Filesize
732KB

Download
memory/2348-37-0x00000000025C0000-0x0000000002677000-memory.dmp

Filesize
732KB

Download
memory/2348-41-0x00000000025C0000-0x0000000002677000-memory.dmp

Filesize
732KB

Download
memory/2348-39-0x00000000025C0000-0x0000000002677000-memory.dmp

Filesize
732KB

Download
memory/2348-38-0x00000000025C0000-0x0000000002677000-memory.dmp

Filesize
732KB

Download
memory/2348-46-0x00000000025C0000-0x0000000002677000-memory.dmp

Filesize
732KB

Download
memory/2348-42-0x00000000025C0000-0x0000000002677000-memory.dmp

Filesize
732KB

Download
memory/2348-44-0x00000000025C0000-0x0000000002677000-memory.dmp

Filesize
732KB

Download
memory/2348-69-0x00000000025C0000-0x0000000002677000-memory.dmp

Filesize
732KB

Download
memory/2348-43-0x00000000025C0000-0x0000000002677000-memory.dmp

Filesize
732KB

Download
memory/2348-45-0x00000000025C0000-0x0000000002677000-memory.dmp

Filesize
732KB

Download
memory/2348-83-0x00000000025C0000-0x0000000002677000-memory.dmp

Filesize
732KB

Download
memory/2348-82-0x00000000025C0000-0x0000000002677000-memory.dmp

Filesize
732KB

Download
memory/2348-81-0x00000000025C0000-0x0000000002677000-memory.dmp

Filesize
732KB

Download
memory/2348-80-0x00000000025C0000-0x0000000002677000-memory.dmp

Filesize
732KB

Download
memory/2348-79-0x00000000025C0000-0x0000000002677000-memory.dmp

Filesize
732KB

Download
memory/2348-78-0x00000000025C0000-0x0000000002677000-memory.dmp

Filesize
732KB

Download
memory/2348-77-0x00000000025C0000-0x0000000002677000-memory.dmp

Filesize
732KB

Download
memory/2348-76-0x00000000025C0000-0x0000000002677000-memory.dmp

Filesize
732KB

Download
memory/2348-75-0x00000000025C0000-0x0000000002677000-memory.dmp

Filesize
732KB

Download
memory/2348-74-0x00000000025C0000-0x0000000002677000-memory.dmp

Filesize
732KB

Download
memory/2348-73-0x00000000025C0000-0x0000000002677000-memory.dmp

Filesize
732KB

Download
memory/2348-72-0x00000000025C0000-0x0000000002677000-memory.dmp

Filesize
732KB

Download
memory/2348-71-0x00000000025C0000-0x0000000002677000-memory.dmp

Filesize
732KB

Download
memory/2348-70-0x00000000025C0000-0x0000000002677000-memory.dmp

Filesize
732KB

Download
memory/2348-68-0x00000000025C0000-0x0000000002677000-memory.dmp

Filesize
732KB

Download
memory/2348-67-0x00000000025C0000-0x0000000002677000-memory.dmp

Filesize
732KB

Download
memory/2348-66-0x00000000025C0000-0x0000000002677000-memory.dmp

Filesize
732KB

Download
memory/2348-65-0x00000000025C0000-0x0000000002677000-memory.dmp

Filesize
732KB

Download
memory/2348-64-0x00000000025C0000-0x0000000002677000-memory.dmp

Filesize
732KB

Download
memory/2348-63-0x00000000025C0000-0x0000000002677000-memory.dmp

Filesize
732KB

Download
memory/2348-62-0x00000000025C0000-0x0000000002677000-memory.dmp

Filesize
732KB

Download
memory/2348-61-0x00000000025C0000-0x0000000002677000-memory.dmp

Filesize
732KB

Download
memory/2348-60-0x00000000025C0000-0x0000000002677000-memory.dmp

Filesize
732KB

Download
memory/2348-59-0x00000000025C0000-0x0000000002677000-memory.dmp

Filesize
732KB

Download
memory/2348-58-0x00000000025C0000-0x0000000002677000-memory.dmp

Filesize
732KB

Download
memory/2348-57-0x00000000025C0000-0x0000000002677000-memory.dmp

Filesize
732KB

Download
memory/2348-56-0x00000000025C0000-0x0000000002677000-memory.dmp

Filesize
732KB

Download
memory/2348-55-0x00000000025C0000-0x0000000002677000-memory.dmp

Filesize
732KB

Download
memory/2348-54-0x00000000025C0000-0x0000000002677000-memory.dmp

Filesize
732KB

Download
memory/2348-53-0x00000000025C0000-0x0000000002677000-memory.dmp

Filesize
732KB

Download
memory/2348-52-0x00000000025C0000-0x0000000002677000-memory.dmp

Filesize
732KB

Download
memory/2348-51-0x00000000025C0000-0x0000000002677000-memory.dmp

Filesize
732KB

Download
memory/2348-50-0x00000000025C0000-0x0000000002677000-memory.dmp

Filesize
732KB

Download
memory/2348-49-0x00000000025C0000-0x0000000002677000-memory.dmp

Filesize
732KB

Download
memory/2348-48-0x00000000025C0000-0x0000000002677000-memory.dmp

Filesize
732KB

Download
memory/2348-47-0x00000000025C0000-0x0000000002677000-memory.dmp

Filesize
732KB

Download