c1b13e2651403de595e5519386ab9baa50c3c5f2eece90a41b5b6c0b0625c6c3

Analysis

max time kernel
163s
max time network
131s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
13/02/2024, 18:24

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General

Target

99d3fb07df9e8763089cdbb2eff70c97.exe
Size

396KB
MD5

99d3fb07df9e8763089cdbb2eff70c97
SHA1

ee8cedb03ae002485bb72ffaf8ccf70230d77e66
SHA256

c1b13e2651403de595e5519386ab9baa50c3c5f2eece90a41b5b6c0b0625c6c3
SHA512

e6514d2bfb960167e7db2b44850a663e930d9971c8302afe6b367565674975cf5043b39d187ff7d9e3363b8150e70760823fd9709dc630cab95c62d1d9dfef83
SSDEEP

6144:3nMirGyGQBBVOJnptAHDKKo/VaShM4D4JzVPHd6DSNNTXWGCDu/:9rBxsptlK8D2JPHcGHXWVu

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"	043A6AEB00014973000A4136B4EB2331.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	99d3fb07df9e8763089cdbb2eff70c97.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	99d3fb07df9e8763089cdbb2eff70c97.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	99d3fb07df9e8763089cdbb2eff70c97.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	043A6AEB00014973000A4136B4EB2331.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	043A6AEB00014973000A4136B4EB2331.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	99d3fb07df9e8763089cdbb2eff70c97.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	99d3fb07df9e8763089cdbb2eff70c97.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	043A6AEB00014973000A4136B4EB2331.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	043A6AEB00014973000A4136B4EB2331.exe

Disables taskbar notifications via registry modification
evasion

Deletes itself 1 IoCs

pid	Process
2340	043A6AEB00014973000A4136B4EB2331.exe

Executes dropped EXE 1 IoCs

pid	Process
2340	043A6AEB00014973000A4136B4EB2331.exe

Loads dropped DLL 2 IoCs

pid	Process
2732	99d3fb07df9e8763089cdbb2eff70c97.exe
2732	99d3fb07df9e8763089cdbb2eff70c97.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\FirewallOverride = "1"	99d3fb07df9e8763089cdbb2eff70c97.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	043A6AEB00014973000A4136B4EB2331.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	99d3fb07df9e8763089cdbb2eff70c97.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	99d3fb07df9e8763089cdbb2eff70c97.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	043A6AEB00014973000A4136B4EB2331.exe
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Security Center\svc	043A6AEB00014973000A4136B4EB2331.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	99d3fb07df9e8763089cdbb2eff70c97.exe
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Security Center\svc	99d3fb07df9e8763089cdbb2eff70c97.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	043A6AEB00014973000A4136B4EB2331.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	043A6AEB00014973000A4136B4EB2331.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\svc	043A6AEB00014973000A4136B4EB2331.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	99d3fb07df9e8763089cdbb2eff70c97.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\svc	99d3fb07df9e8763089cdbb2eff70c97.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	043A6AEB00014973000A4136B4EB2331.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-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\043A6AEB00014973000A4136B4EB2331 = "C:\\ProgramData\\043A6AEB00014973000A4136B4EB2331\\043A6AEB00014973000A4136B4EB2331.exe"	043A6AEB00014973000A4136B4EB2331.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2732	99d3fb07df9e8763089cdbb2eff70c97.exe
2732	99d3fb07df9e8763089cdbb2eff70c97.exe
2732	99d3fb07df9e8763089cdbb2eff70c97.exe
2732	99d3fb07df9e8763089cdbb2eff70c97.exe
2732	99d3fb07df9e8763089cdbb2eff70c97.exe
2732	99d3fb07df9e8763089cdbb2eff70c97.exe
2732	99d3fb07df9e8763089cdbb2eff70c97.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2340	043A6AEB00014973000A4136B4EB2331.exe
2340	043A6AEB00014973000A4136B4EB2331.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2732 wrote to memory of 2340	2732	99d3fb07df9e8763089cdbb2eff70c97.exe	27
PID 2732 wrote to memory of 2340	2732	99d3fb07df9e8763089cdbb2eff70c97.exe	27
PID 2732 wrote to memory of 2340	2732	99d3fb07df9e8763089cdbb2eff70c97.exe	27
PID 2732 wrote to memory of 2340	2732	99d3fb07df9e8763089cdbb2eff70c97.exe	27

C:\Users\Admin\AppData\Local\Temp\99d3fb07df9e8763089cdbb2eff70c97.exe
"C:\Users\Admin\AppData\Local\Temp\99d3fb07df9e8763089cdbb2eff70c97.exe"
1⤵
- Windows security bypass
- Loads dropped DLL
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2732
- C:\ProgramData\043A6AEB00014973000A4136B4EB2331\043A6AEB00014973000A4136B4EB2331.exe
  "C:\ProgramData\043A6AEB00014973000A4136B4EB2331\043A6AEB00014973000A4136B4EB2331.exe" "C:\Users\Admin\AppData\Local\Temp\99d3fb07df9e8763089cdbb2eff70c97.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:2340

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\043A6AEB00014973000A4136B4EB2331\043A6AEB00014973000A4136B4EB2331.exe

Filesize
396KB

MD5
99d3fb07df9e8763089cdbb2eff70c97

SHA1
ee8cedb03ae002485bb72ffaf8ccf70230d77e66

SHA256
c1b13e2651403de595e5519386ab9baa50c3c5f2eece90a41b5b6c0b0625c6c3

SHA512
e6514d2bfb960167e7db2b44850a663e930d9971c8302afe6b367565674975cf5043b39d187ff7d9e3363b8150e70760823fd9709dc630cab95c62d1d9dfef83

Download Submit
memory/2340-29-0x00000000003C0000-0x00000000003C1000-memory.dmp

Filesize
4KB

Download
memory/2340-21-0x0000000000380000-0x0000000000382000-memory.dmp

Filesize
8KB

Download
memory/2340-45-0x0000000000410000-0x00000000004D8000-memory.dmp

Filesize
800KB

Download
memory/2340-41-0x0000000000410000-0x00000000004D8000-memory.dmp

Filesize
800KB

Download
memory/2340-40-0x0000000000410000-0x00000000004D8000-memory.dmp

Filesize
800KB

Download
memory/2340-19-0x0000000000410000-0x00000000004D8000-memory.dmp

Filesize
800KB

Download
memory/2340-39-0x0000000000410000-0x00000000004D8000-memory.dmp

Filesize
800KB

Download
memory/2340-15-0x00000000003C0000-0x00000000003C1000-memory.dmp

Filesize
4KB

Download
memory/2340-20-0x0000000000410000-0x00000000004D8000-memory.dmp

Filesize
800KB

Download
memory/2340-27-0x0000000000410000-0x00000000004D8000-memory.dmp

Filesize
800KB

Download
memory/2732-6-0x0000000000550000-0x0000000000552000-memory.dmp

Filesize
8KB

Download
memory/2732-22-0x0000000000410000-0x00000000004D8000-memory.dmp

Filesize
800KB

Download
memory/2732-23-0x0000000001F80000-0x0000000001F81000-memory.dmp

Filesize
4KB

Download
memory/2732-2-0x0000000000410000-0x00000000004D8000-memory.dmp

Filesize
800KB

Download
memory/2732-0-0x0000000001F80000-0x0000000001F81000-memory.dmp

Filesize
4KB

Download
memory/2732-36-0x0000000000410000-0x00000000004D8000-memory.dmp

Filesize
800KB

Download
memory/2732-3-0x0000000000410000-0x00000000004D8000-memory.dmp

Filesize
800KB

Download
memory/2732-4-0x0000000000410000-0x00000000004D8000-memory.dmp

Filesize
800KB

Download
memory/2732-5-0x0000000000410000-0x00000000004D8000-memory.dmp

Filesize
800KB

Download
memory/2732-1-0x00000000004E0000-0x00000000004E1000-memory.dmp

Filesize
4KB

Download