8ec6916adfac9da627a7dc82e3bcb34c792501a74da35e0c9181d1a16345f661

Analysis

max time kernel
150s
max time network
148s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
09/07/2024, 05:07

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General

Target

2df807a290d3c5994e51f223d7c1a5d0N.exe
Size

237KB
MD5

2df807a290d3c5994e51f223d7c1a5d0
SHA1

73d2c017077e28a9d1789331fac1638287782e88
SHA256

8ec6916adfac9da627a7dc82e3bcb34c792501a74da35e0c9181d1a16345f661
SHA512

30c0cd841cfe5e45725710608ed75cd9dee0ac4375a1756a343316e657d336693c0186592f5e43aa29cfd1137765550b2b99efa0480d008056d9f192b30f96a3
SSDEEP

6144:AD8okEvTyoZVOgd2QZiw5NLclL5orfQH:CsjCF2QZiOU+4

Score

10^/10

persistence

Malware Config

Signatures

Modifies WinLogon for persistence 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\userinit = "C:\\Windows\\system32\\userinit.exe,C:\\Windows\\apppatch\\svchost.exe,"	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2296	svchost.exe

Loads dropped DLL 2 IoCs

pid	Process
2224	2df807a290d3c5994e51f223d7c1a5d0N.exe
2224	2df807a290d3c5994e51f223d7c1a5d0N.exe

Modifies WinLogon 2 TTPs 2 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\4442d7dd = "C:\\Windows\\apppatch\\svchost.exe"	2df807a290d3c5994e51f223d7c1a5d0N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\4442d7dd = "C:\\Windows\\apppatch\\svchost.exe"	svchost.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\apppatch\svchost.exe	2df807a290d3c5994e51f223d7c1a5d0N.exe
File opened for modification	C:\Windows\apppatch\svchost.exe	2df807a290d3c5994e51f223d7c1a5d0N.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2296	svchost.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2224	2df807a290d3c5994e51f223d7c1a5d0N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2224 wrote to memory of 2296	2224	2df807a290d3c5994e51f223d7c1a5d0N.exe	28
PID 2224 wrote to memory of 2296	2224	2df807a290d3c5994e51f223d7c1a5d0N.exe	28
PID 2224 wrote to memory of 2296	2224	2df807a290d3c5994e51f223d7c1a5d0N.exe	28
PID 2224 wrote to memory of 2296	2224	2df807a290d3c5994e51f223d7c1a5d0N.exe	28

C:\Users\Admin\AppData\Local\Temp\2df807a290d3c5994e51f223d7c1a5d0N.exe
"C:\Users\Admin\AppData\Local\Temp\2df807a290d3c5994e51f223d7c1a5d0N.exe"
1⤵
- Loads dropped DLL
- Modifies WinLogon
- Drops file in Windows directory
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:2224
- C:\Windows\apppatch\svchost.exe
  "C:\Windows\apppatch\svchost.exe"
  2⤵
  - Modifies WinLogon for persistence
  - Executes dropped EXE
  - Modifies WinLogon
  - Suspicious behavior: EnumeratesProcesses
  PID:2296

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

\Windows\AppPatch\svchost.exe

Filesize
237KB

MD5
bc0d40fd65345c01f4c75bc04fabab26

SHA1
4abf8ff8202e7229e3d5030f70ae10f1649bde5c

SHA256
964aa0682a98aa0d57b5125dd606f308c84f1c246ab5beee6cfaf8b55c8406de

SHA512
643f75ae730d9d99dba241b3c6f51bf6efb15a9fc420f6dc7f27a3043dd4c26d3612749b2be92f539dea2a11035f79b041b381a99685bfca5cdf878fbc478b6f

Download Submit
memory/2224-0-0x0000000000580000-0x00000000005E5000-memory.dmp

Filesize
404KB

Download
memory/2224-2-0x0000000000400000-0x0000000000467000-memory.dmp

Filesize
412KB

Download
memory/2224-17-0x0000000000400000-0x0000000000467000-memory.dmp

Filesize
412KB

Download
memory/2224-16-0x0000000000580000-0x00000000005E5000-memory.dmp

Filesize
404KB

Download
memory/2296-81-0x0000000003CE0000-0x0000000003CE1000-memory.dmp

Filesize
4KB

Download
memory/2296-74-0x0000000003CB0000-0x0000000003CB1000-memory.dmp

Filesize
4KB

Download
memory/2296-20-0x0000000002310000-0x000000000239C000-memory.dmp

Filesize
560KB

Download
memory/2296-28-0x0000000002310000-0x000000000239C000-memory.dmp

Filesize
560KB

Download
memory/2296-26-0x0000000002310000-0x000000000239C000-memory.dmp

Filesize
560KB

Download
memory/2296-24-0x0000000002310000-0x000000000239C000-memory.dmp

Filesize
560KB

Download
memory/2296-22-0x0000000002310000-0x000000000239C000-memory.dmp

Filesize
560KB

Download
memory/2296-30-0x0000000002310000-0x000000000239C000-memory.dmp

Filesize
560KB

Download
memory/2296-31-0x00000000028F0000-0x000000000298B000-memory.dmp

Filesize
620KB

Download
memory/2296-32-0x0000000000400000-0x0000000000467000-memory.dmp

Filesize
412KB

Download
memory/2296-35-0x00000000028F0000-0x000000000298B000-memory.dmp

Filesize
620KB

Download
memory/2296-38-0x00000000028F0000-0x000000000298B000-memory.dmp

Filesize
620KB

Download
memory/2296-36-0x00000000028F0000-0x000000000298B000-memory.dmp

Filesize
620KB

Download
memory/2296-40-0x0000000002AF0000-0x0000000002AF1000-memory.dmp

Filesize
4KB

Download
memory/2296-82-0x0000000003CF0000-0x0000000003CF1000-memory.dmp

Filesize
4KB

Download
memory/2296-18-0x0000000000400000-0x0000000000467000-memory.dmp

Filesize
412KB

Download
memory/2296-79-0x0000000003CC0000-0x0000000003CC1000-memory.dmp

Filesize
4KB

Download
memory/2296-78-0x0000000003CD0000-0x0000000003CD1000-memory.dmp

Filesize
4KB

Download
memory/2296-75-0x0000000003CC0000-0x0000000003CC1000-memory.dmp

Filesize
4KB

Download
memory/2296-19-0x0000000000400000-0x0000000000467000-memory.dmp

Filesize
412KB

Download
memory/2296-72-0x0000000003C90000-0x0000000003C91000-memory.dmp

Filesize
4KB

Download
memory/2296-71-0x0000000003CA0000-0x0000000003CA1000-memory.dmp

Filesize
4KB

Download
memory/2296-68-0x0000000003C90000-0x0000000003C91000-memory.dmp

Filesize
4KB

Download
memory/2296-67-0x0000000003C80000-0x0000000003C81000-memory.dmp

Filesize
4KB

Download
memory/2296-65-0x0000000003C60000-0x0000000003C61000-memory.dmp

Filesize
4KB

Download
memory/2296-64-0x0000000003C70000-0x0000000003C71000-memory.dmp

Filesize
4KB

Download
memory/2296-60-0x0000000003C50000-0x0000000003C51000-memory.dmp

Filesize
4KB

Download
memory/2296-58-0x0000000003560000-0x0000000003561000-memory.dmp

Filesize
4KB

Download
memory/2296-57-0x0000000003C40000-0x0000000003C41000-memory.dmp

Filesize
4KB

Download
memory/2296-54-0x0000000003560000-0x0000000003561000-memory.dmp

Filesize
4KB

Download
memory/2296-53-0x0000000003550000-0x0000000003551000-memory.dmp

Filesize
4KB

Download
memory/2296-51-0x0000000003420000-0x0000000003421000-memory.dmp

Filesize
4KB

Download
memory/2296-50-0x0000000003430000-0x0000000003431000-memory.dmp

Filesize
4KB

Download
memory/2296-47-0x0000000003420000-0x0000000003421000-memory.dmp

Filesize
4KB

Download
memory/2296-46-0x0000000003410000-0x0000000003411000-memory.dmp

Filesize
4KB

Download
memory/2296-44-0x0000000002AF0000-0x0000000002AF1000-memory.dmp

Filesize
4KB

Download
memory/2296-43-0x0000000002B00000-0x0000000002B01000-memory.dmp

Filesize
4KB

Download
memory/2296-42-0x0000000002B00000-0x0000000002B01000-memory.dmp

Filesize
4KB

Download