b243751d1895eae70e4b5d6f728bae4840beec510e2982a1411bf9905d11aeb2

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
19/06/2024, 17:12

Target
bd70add48522db7e0cab59d109626ed0_JaffaCakes118.exe
Size 113KB
Sample240619-vqvalsvcmd
SHA256 b243751d1895eae70e4b5d6f728bae4840beec510e2982a1411bf9905d11aeb2
MD5 bd70add48522db7e0cab59d109626ed0
SHA1 13c14763cc77eeb0617fbf0da79c6c59b2a6fadf
SHA512 08e08fa472bee97c725901724fc0ef9c75591295623b565e9e8639f12acd01075d06c8e2b466a490feee01f69c8e94817014836e450bdf2926ae0390bb0149a4
SSDEEP 1536:upv2G2lxlm1xind67gXl2vfhW5IMyzEPjZGkNW4p:Uv2xuxBhayYLH
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

UAC bypass 3 TTPs 3 IoCs

evasion trojan

Bypass User Account Control

Disable or Modify Tools

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	bd70add48522db7e0cab59d109626ed0_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	bd70add48522db7e0cab59d109626ed0_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	bd70add48522db7e0cab59d109626ed0_JaffaCakes118.exe

Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
persistence privilege_escalation

AppInit DLLs
T1546.010

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	bd70add48522db7e0cab59d109626ed0_JaffaCakes118.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\WindowsEx.dll	bd70add48522db7e0cab59d109626ed0_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\WindowsEx.dll	bd70add48522db7e0cab59d109626ed0_JaffaCakes118.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\fonts\0417.fon	bd70add48522db7e0cab59d109626ed0_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
384	bd70add48522db7e0cab59d109626ed0_JaffaCakes118.exe
384	bd70add48522db7e0cab59d109626ed0_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	384	bd70add48522db7e0cab59d109626ed0_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 384 wrote to memory of 1408	384	bd70add48522db7e0cab59d109626ed0_JaffaCakes118.exe	86
PID 384 wrote to memory of 1408	384	bd70add48522db7e0cab59d109626ed0_JaffaCakes118.exe	86
PID 384 wrote to memory of 1408	384	bd70add48522db7e0cab59d109626ed0_JaffaCakes118.exe	86

System policy modification 1 TTPs 3 IoCs

evasion

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	bd70add48522db7e0cab59d109626ed0_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	bd70add48522db7e0cab59d109626ed0_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	bd70add48522db7e0cab59d109626ed0_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\bd70add48522db7e0cab59d109626ed0_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\bd70add48522db7e0cab59d109626ed0_JaffaCakes118.exe"
1⤵
- UAC bypass
- Checks whether UAC is enabled
- Drops file in System32 directory
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:384
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c del "C:\Users\Admin\AppData\Local\Temp\bd70add48522db7e0cab59d109626ed0_JaffaCakes118.exe"
  2⤵
  PID:1408