8234e9a2c8f6261ad19fcd2e44aeb1abcfc193b47a82e6ce3c8b325e82057a99 | Triage

Analysis

max time kernel
148s
max time network
106s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
10/01/2023, 02:15 UTC

Sharing

Report Analysis Logs

General

Target

c16bf77fcc5c44599d6498330322817771cc351c.exe
Size

393KB
MD5

352e7453f1dfb7af3d26702bf6717f6f
SHA1

c16bf77fcc5c44599d6498330322817771cc351c
SHA256

8234e9a2c8f6261ad19fcd2e44aeb1abcfc193b47a82e6ce3c8b325e82057a99
SHA512

f0900cc289ce1381694cad3b5121704de0fb77d705b4bb75d221f14039493cafa9bdefd018757727661a8d73158d3946a856b34ffc77fc6654d3699d49f37712
SSDEEP

6144:pMwPfMXE8RBlYmP4I99mGJKko33SURApteIR0BhOyC4K6/U8a0fFvG:pv8RBmmgbGMF33SU+tDRqhG6/U8aKFu

Score

10^/10

evasion persistence trojan

Malware Config

Signatures

Windows security bypass 2 TTPs 10 IoCs

Disabling Security Tools

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	c16bf77fcc5c44599d6498330322817771cc351c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	c16bf77fcc5c44599d6498330322817771cc351c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	c16bf77fcc5c44599d6498330322817771cc351c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	c16bf77fcc5c44599d6498330322817771cc351c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	F4D55F6500014973000C7881B4EB2331.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	c16bf77fcc5c44599d6498330322817771cc351c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	F4D55F6500014973000C7881B4EB2331.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	F4D55F6500014973000C7881B4EB2331.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	F4D55F6500014973000C7881B4EB2331.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	F4D55F6500014973000C7881B4EB2331.exe

Disables taskbar notifications via registry modification
evasion

Executes dropped EXE 1 IoCs

pid	Process
2000	F4D55F6500014973000C7881B4EB2331.exe

Deletes itself 1 IoCs

pid	Process
2000	F4D55F6500014973000C7881B4EB2331.exe

Loads dropped DLL 2 IoCs

pid	Process
1408	c16bf77fcc5c44599d6498330322817771cc351c.exe
1408	c16bf77fcc5c44599d6498330322817771cc351c.exe

Windows security modification 2 TTPs 14 IoCs

Disabling Security Tools

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	c16bf77fcc5c44599d6498330322817771cc351c.exe
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Security Center\svc	c16bf77fcc5c44599d6498330322817771cc351c.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\svc	F4D55F6500014973000C7881B4EB2331.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	c16bf77fcc5c44599d6498330322817771cc351c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	c16bf77fcc5c44599d6498330322817771cc351c.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\svc	c16bf77fcc5c44599d6498330322817771cc351c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	F4D55F6500014973000C7881B4EB2331.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	F4D55F6500014973000C7881B4EB2331.exe
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Security Center\svc	F4D55F6500014973000C7881B4EB2331.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	F4D55F6500014973000C7881B4EB2331.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	F4D55F6500014973000C7881B4EB2331.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	c16bf77fcc5c44599d6498330322817771cc351c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	c16bf77fcc5c44599d6498330322817771cc351c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	F4D55F6500014973000C7881B4EB2331.exe

Adds Run key to start application 2 TTPs 1 IoCs

Registry Run Keys / Startup Folder

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\F4D55F6500014973000C7881B4EB2331 = "C:\\ProgramData\\F4D55F6500014973000C7881B4EB2331\\F4D55F6500014973000C7881B4EB2331.exe"	F4D55F6500014973000C7881B4EB2331.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1408	c16bf77fcc5c44599d6498330322817771cc351c.exe
1408	c16bf77fcc5c44599d6498330322817771cc351c.exe
1408	c16bf77fcc5c44599d6498330322817771cc351c.exe
1408	c16bf77fcc5c44599d6498330322817771cc351c.exe
1408	c16bf77fcc5c44599d6498330322817771cc351c.exe
1408	c16bf77fcc5c44599d6498330322817771cc351c.exe
1408	c16bf77fcc5c44599d6498330322817771cc351c.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2000	F4D55F6500014973000C7881B4EB2331.exe
2000	F4D55F6500014973000C7881B4EB2331.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1408 wrote to memory of 2000	1408	c16bf77fcc5c44599d6498330322817771cc351c.exe	27
PID 1408 wrote to memory of 2000	1408	c16bf77fcc5c44599d6498330322817771cc351c.exe	27
PID 1408 wrote to memory of 2000	1408	c16bf77fcc5c44599d6498330322817771cc351c.exe	27
PID 1408 wrote to memory of 2000	1408	c16bf77fcc5c44599d6498330322817771cc351c.exe	27

C:\Users\Admin\AppData\Local\Temp\c16bf77fcc5c44599d6498330322817771cc351c.exe
"C:\Users\Admin\AppData\Local\Temp\c16bf77fcc5c44599d6498330322817771cc351c.exe"
1⤵
- Windows security bypass
- Loads dropped DLL
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1408
- C:\ProgramData\F4D55F6500014973000C7881B4EB2331\F4D55F6500014973000C7881B4EB2331.exe
  "C:\ProgramData\F4D55F6500014973000C7881B4EB2331\F4D55F6500014973000C7881B4EB2331.exe" "C:\Users\Admin\AppData\Local\Temp\c16bf77fcc5c44599d6498330322817771cc351c.exe"
  2⤵
  - Windows security bypass
  - Executes dropped EXE
  - Deletes itself
  - 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:2000

Network

No results found

122.224.18.199:80

c16bf77fcc5c44599d6498330322817771cc351c.exe

152 B
3
122.224.18.199:80

F4D55F6500014973000C7881B4EB2331.exe

152 B
3
122.224.18.199:80

F4D55F6500014973000C7881B4EB2331.exe

152 B
3
122.224.18.199:80

c16bf77fcc5c44599d6498330322817771cc351c.exe

152 B
3

No results found

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

Privilege Escalation

Defense Evasion

Disabling Security Tools

Modify Registry

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\F4D55F6500014973000C7881B4EB2331\F4D55F6500014973000C7881B4EB2331.exe

Filesize
393KB

MD5
352e7453f1dfb7af3d26702bf6717f6f

SHA1
c16bf77fcc5c44599d6498330322817771cc351c

SHA256
8234e9a2c8f6261ad19fcd2e44aeb1abcfc193b47a82e6ce3c8b325e82057a99

SHA512
f0900cc289ce1381694cad3b5121704de0fb77d705b4bb75d221f14039493cafa9bdefd018757727661a8d73158d3946a856b34ffc77fc6654d3699d49f37712

Download Submit
C:\ProgramData\F4D55F6500014973000C7881B4EB2331\F4D55F6500014973000C7881B4EB2331.exe

Filesize
393KB

MD5
352e7453f1dfb7af3d26702bf6717f6f

SHA1
c16bf77fcc5c44599d6498330322817771cc351c

SHA256
8234e9a2c8f6261ad19fcd2e44aeb1abcfc193b47a82e6ce3c8b325e82057a99

SHA512
f0900cc289ce1381694cad3b5121704de0fb77d705b4bb75d221f14039493cafa9bdefd018757727661a8d73158d3946a856b34ffc77fc6654d3699d49f37712

Download Submit
\ProgramData\F4D55F6500014973000C7881B4EB2331\F4D55F6500014973000C7881B4EB2331.exe

Filesize
393KB

MD5
352e7453f1dfb7af3d26702bf6717f6f

SHA1
c16bf77fcc5c44599d6498330322817771cc351c

SHA256
8234e9a2c8f6261ad19fcd2e44aeb1abcfc193b47a82e6ce3c8b325e82057a99

SHA512
f0900cc289ce1381694cad3b5121704de0fb77d705b4bb75d221f14039493cafa9bdefd018757727661a8d73158d3946a856b34ffc77fc6654d3699d49f37712

Download Submit
\ProgramData\F4D55F6500014973000C7881B4EB2331\F4D55F6500014973000C7881B4EB2331.exe

Filesize
393KB

MD5
352e7453f1dfb7af3d26702bf6717f6f

SHA1
c16bf77fcc5c44599d6498330322817771cc351c

SHA256
8234e9a2c8f6261ad19fcd2e44aeb1abcfc193b47a82e6ce3c8b325e82057a99

SHA512
f0900cc289ce1381694cad3b5121704de0fb77d705b4bb75d221f14039493cafa9bdefd018757727661a8d73158d3946a856b34ffc77fc6654d3699d49f37712

Download Submit
memory/1408-54-0x0000000000410000-0x00000000004D8000-memory.dmp

Filesize
800KB

Download
memory/1408-56-0x0000000000410000-0x00000000004D8000-memory.dmp

Filesize
800KB

Download
memory/1408-57-0x0000000074B51000-0x0000000074B53000-memory.dmp

Filesize
8KB

Download
memory/1408-67-0x0000000000410000-0x00000000004D8000-memory.dmp

Filesize
800KB

Download
memory/1408-69-0x0000000000410000-0x00000000004D8000-memory.dmp

Filesize
800KB

Download
memory/2000-63-0x0000000000410000-0x00000000004D8000-memory.dmp

Filesize
800KB

Download
memory/2000-68-0x0000000000410000-0x00000000004D8000-memory.dmp

Filesize
800KB

Download