5dbcbc83e1bbf693ab1cf7e15833c90b3e3bf147e200151f57f54e47e093c36a

Analysis

max time kernel
146s
max time network
127s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
31/12/2023, 13:38

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General

Target

3855befe3f2d76bb89bb114d3487f315.exe
Size

392KB
MD5

3855befe3f2d76bb89bb114d3487f315
SHA1

ae7b715a01a44eefa687af21c19c242ad7664c8b
SHA256

5dbcbc83e1bbf693ab1cf7e15833c90b3e3bf147e200151f57f54e47e093c36a
SHA512

b1f4dc1298c7911248e7662ec1b11a3d4be07b6e35bce3d67506af45d460b9cc9cc8cedaf97bf702cfa3e4d49377690a124f175a410da78a4cfb5e5ddc8985e7
SSDEEP

6144:k5F2mGp9VUwTZtX02giP9YoRRQGb8gJCPankzjzVjyTVyS9m1D4GTkkBuw:/jmwTZSihRQwJCi4zVWThBwkjw

Score

10^/10

evasion persistence trojan

Malware Config

Signatures

Windows security bypass 2 TTPs 10 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	3855befe3f2d76bb89bb114d3487f315.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	043A6AEB00014973000C4779B4EB2331.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	043A6AEB00014973000C4779B4EB2331.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	043A6AEB00014973000C4779B4EB2331.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	043A6AEB00014973000C4779B4EB2331.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	043A6AEB00014973000C4779B4EB2331.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	3855befe3f2d76bb89bb114d3487f315.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	3855befe3f2d76bb89bb114d3487f315.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	3855befe3f2d76bb89bb114d3487f315.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	3855befe3f2d76bb89bb114d3487f315.exe

Disables taskbar notifications via registry modification
evasion

Deletes itself 1 IoCs

pid	Process
2828	043A6AEB00014973000C4779B4EB2331.exe

Executes dropped EXE 1 IoCs

pid	Process
2828	043A6AEB00014973000C4779B4EB2331.exe

Loads dropped DLL 2 IoCs

pid	Process
2328	3855befe3f2d76bb89bb114d3487f315.exe
2328	3855befe3f2d76bb89bb114d3487f315.exe

Windows security modification 2 TTPs 14 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	3855befe3f2d76bb89bb114d3487f315.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	043A6AEB00014973000C4779B4EB2331.exe
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Security Center\svc	3855befe3f2d76bb89bb114d3487f315.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	043A6AEB00014973000C4779B4EB2331.exe
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Security Center\svc	043A6AEB00014973000C4779B4EB2331.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\svc	043A6AEB00014973000C4779B4EB2331.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	3855befe3f2d76bb89bb114d3487f315.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	3855befe3f2d76bb89bb114d3487f315.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\svc	3855befe3f2d76bb89bb114d3487f315.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	043A6AEB00014973000C4779B4EB2331.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	043A6AEB00014973000C4779B4EB2331.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	3855befe3f2d76bb89bb114d3487f315.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	3855befe3f2d76bb89bb114d3487f315.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	043A6AEB00014973000C4779B4EB2331.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\043A6AEB00014973000C4779B4EB2331 = "C:\\ProgramData\\043A6AEB00014973000C4779B4EB2331\\043A6AEB00014973000C4779B4EB2331.exe"	043A6AEB00014973000C4779B4EB2331.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2328	3855befe3f2d76bb89bb114d3487f315.exe
2328	3855befe3f2d76bb89bb114d3487f315.exe
2328	3855befe3f2d76bb89bb114d3487f315.exe
2328	3855befe3f2d76bb89bb114d3487f315.exe
2328	3855befe3f2d76bb89bb114d3487f315.exe
2328	3855befe3f2d76bb89bb114d3487f315.exe
2328	3855befe3f2d76bb89bb114d3487f315.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2828	043A6AEB00014973000C4779B4EB2331.exe
2828	043A6AEB00014973000C4779B4EB2331.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2328 wrote to memory of 2828	2328	3855befe3f2d76bb89bb114d3487f315.exe	28
PID 2328 wrote to memory of 2828	2328	3855befe3f2d76bb89bb114d3487f315.exe	28
PID 2328 wrote to memory of 2828	2328	3855befe3f2d76bb89bb114d3487f315.exe	28
PID 2328 wrote to memory of 2828	2328	3855befe3f2d76bb89bb114d3487f315.exe	28

C:\Users\Admin\AppData\Local\Temp\3855befe3f2d76bb89bb114d3487f315.exe
"C:\Users\Admin\AppData\Local\Temp\3855befe3f2d76bb89bb114d3487f315.exe"
1⤵
- Windows security bypass
- Loads dropped DLL
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2328
- C:\ProgramData\043A6AEB00014973000C4779B4EB2331\043A6AEB00014973000C4779B4EB2331.exe
  "C:\ProgramData\043A6AEB00014973000C4779B4EB2331\043A6AEB00014973000C4779B4EB2331.exe" "C:\Users\Admin\AppData\Local\Temp\3855befe3f2d76bb89bb114d3487f315.exe"
  2⤵
  - Windows security bypass
  - Deletes itself
  - Executes dropped EXE
  - Windows security modification
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  PID:2828

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\ProgramData\043A6AEB00014973000C4779B4EB2331\043A6AEB00014973000C4779B4EB2331.exe

Filesize
392KB

MD5
3855befe3f2d76bb89bb114d3487f315

SHA1
ae7b715a01a44eefa687af21c19c242ad7664c8b

SHA256
5dbcbc83e1bbf693ab1cf7e15833c90b3e3bf147e200151f57f54e47e093c36a

SHA512
b1f4dc1298c7911248e7662ec1b11a3d4be07b6e35bce3d67506af45d460b9cc9cc8cedaf97bf702cfa3e4d49377690a124f175a410da78a4cfb5e5ddc8985e7

Download Submit
memory/2328-27-0x0000000000410000-0x00000000004D8000-memory.dmp

Filesize
800KB

Download
memory/2328-0-0x00000000003A0000-0x00000000003A1000-memory.dmp

Filesize
4KB

Download
memory/2328-2-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2328-4-0x0000000000410000-0x00000000004D8000-memory.dmp

Filesize
800KB

Download
memory/2328-5-0x0000000000410000-0x00000000004D8000-memory.dmp

Filesize
800KB

Download
memory/2328-6-0x0000000000410000-0x00000000004D8000-memory.dmp

Filesize
800KB

Download
memory/2328-7-0x0000000000240000-0x0000000000242000-memory.dmp

Filesize
8KB

Download
memory/2328-37-0x0000000000410000-0x00000000004D8000-memory.dmp

Filesize
800KB

Download
memory/2328-28-0x00000000003A0000-0x00000000003A1000-memory.dmp

Filesize
4KB

Download
memory/2328-1-0x0000000000410000-0x00000000004D8000-memory.dmp

Filesize
800KB

Download
memory/2828-21-0x0000000000410000-0x00000000004D8000-memory.dmp

Filesize
800KB

Download
memory/2828-22-0x0000000000410000-0x00000000004D8000-memory.dmp

Filesize
800KB

Download
memory/2828-23-0x0000000000360000-0x0000000000362000-memory.dmp

Filesize
8KB

Download
memory/2828-18-0x0000000000410000-0x00000000004D8000-memory.dmp

Filesize
800KB

Download
memory/2828-29-0x0000000000410000-0x00000000004D8000-memory.dmp

Filesize
800KB

Download
memory/2828-30-0x00000000005A0000-0x00000000005A1000-memory.dmp

Filesize
4KB

Download
memory/2828-16-0x00000000005A0000-0x00000000005A1000-memory.dmp

Filesize
4KB

Download
memory/2828-40-0x0000000000410000-0x00000000004D8000-memory.dmp

Filesize
800KB

Download
memory/2828-41-0x0000000000410000-0x00000000004D8000-memory.dmp

Filesize
800KB

Download
memory/2828-46-0x0000000000410000-0x00000000004D8000-memory.dmp

Filesize
800KB

Download