3404751f67c7c42ae140645255125857b1003ba7205a776fa6d814bfdf997888

Analysis

max time kernel
141s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
29/01/2024, 13:07

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General

Target

7fe91422506d646492abd6efe94b7c03.exe
Size

124KB
MD5

7fe91422506d646492abd6efe94b7c03
SHA1

03bb94bb12236807c2e047bbb2b88eaa932019db
SHA256

3404751f67c7c42ae140645255125857b1003ba7205a776fa6d814bfdf997888
SHA512

d4e979506aecc15f4d20c2b4baf6ad9a489669aa9fa7898b63d3399d0d05d7510b7f529be0259933694085734aad68e8e83ae7d81fb168e22bc9f5e33469350e
SSDEEP

3072:p6y9db2LWBHwyG3nrnVta6UQJvOqN5Mu+g1u0bxGNx+l:piLWBH3G3nxta6UQJvOA5v+g1u0bUNx+

Score

10^/10

evasion persistence trojan

Malware Config

Signatures

UAC bypass 3 TTPs 1 IoCs

evasion trojan

Bypass User Account Control

T1548.002

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	reg.exe

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	7fe91422506d646492abd6efe94b7c03.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\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Winlogon = "C:\\Windows\\scssrr.exe"	7fe91422506d646492abd6efe94b7c03.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4288 set thread context of 4780	4288	7fe91422506d646492abd6efe94b7c03.exe	88

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\scssrr.exe	7fe91422506d646492abd6efe94b7c03.exe
File created	C:\Windows\scssrr.exe	7fe91422506d646492abd6efe94b7c03.exe

Modifies registry key 1 TTPs 1 IoCs

Modify Registry

T1112

pid	Process
2280	reg.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4288	7fe91422506d646492abd6efe94b7c03.exe
4780	7fe91422506d646492abd6efe94b7c03.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 4288 wrote to memory of 4780	4288	7fe91422506d646492abd6efe94b7c03.exe	88
PID 4288 wrote to memory of 4780	4288	7fe91422506d646492abd6efe94b7c03.exe	88
PID 4288 wrote to memory of 4780	4288	7fe91422506d646492abd6efe94b7c03.exe	88
PID 4288 wrote to memory of 4780	4288	7fe91422506d646492abd6efe94b7c03.exe	88
PID 4288 wrote to memory of 4780	4288	7fe91422506d646492abd6efe94b7c03.exe	88
PID 4288 wrote to memory of 4780	4288	7fe91422506d646492abd6efe94b7c03.exe	88
PID 4288 wrote to memory of 4780	4288	7fe91422506d646492abd6efe94b7c03.exe	88
PID 4288 wrote to memory of 4780	4288	7fe91422506d646492abd6efe94b7c03.exe	88
PID 4780 wrote to memory of 2684	4780	7fe91422506d646492abd6efe94b7c03.exe	89
PID 4780 wrote to memory of 2684	4780	7fe91422506d646492abd6efe94b7c03.exe	89
PID 4780 wrote to memory of 2684	4780	7fe91422506d646492abd6efe94b7c03.exe	89
PID 2684 wrote to memory of 2280	2684	cmd.exe	91
PID 2684 wrote to memory of 2280	2684	cmd.exe	91
PID 2684 wrote to memory of 2280	2684	cmd.exe	91

C:\Users\Admin\AppData\Local\Temp\7fe91422506d646492abd6efe94b7c03.exe
"C:\Users\Admin\AppData\Local\Temp\7fe91422506d646492abd6efe94b7c03.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4288
- C:\Users\Admin\AppData\Local\Temp\7fe91422506d646492abd6efe94b7c03.exe
  C:\Users\Admin\AppData\Local\Temp\7fe91422506d646492abd6efe94b7c03.exe
  2⤵
  - Drops file in Drivers directory
  - Adds Run key to start application
  - Drops file in Windows directory
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4780
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c reg add HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLUA /t REG_DWORD /d 0 /f
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2684
  - - C:\Windows\SysWOW64\reg.exe
      reg add HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLUA /t REG_DWORD /d 0 /f
      4⤵
      UAC bypass
      Modifies registry key
      PID:2280

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

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/4780-4-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4780-2-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4780-9-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4780-18-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads