cf2814944d023b64b014bf23039f16320b9684ca29bd6ac55a97a063f9cba28e

Analysis

max time kernel
150s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
23-11-2022 11:53

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General

Target

cf2814944d023b64b014bf23039f16320b9684ca29bd6ac55a97a063f9cba28e.exe
Size

522KB
MD5

5d5e434c5b44a718b35999b0a7b22d5b
SHA1

3c3b32dd803fbde8145a446257a20efee2fe6f87
SHA256

cf2814944d023b64b014bf23039f16320b9684ca29bd6ac55a97a063f9cba28e
SHA512

dd1f3e7abc1de21538197f0f74bab36f6e0bbdb2ddb98247907da7619cdfdba2a27528ff74b231d23b3e8605a9356e34b41564db829e4080ec7e47c6e8248dc6
SSDEEP

6144:CDi0D1HSvyS+OZuHiUuI7bmU5JLhz2un1Ki/JdDIVTtAdLmQy1CrxQqD9RSaSz+b:ej4KbOI//zIqJdDIOhy18xQqpx8O5m

Score

5^/10

Malware Config

Signatures

Drops file in System32 directory 2 IoCs

Processes:

svchost.exe

description	ioc	process
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{943779E4-CC50-44FC-A89C-6FDE695E8BD1}.catalogItem	svchost.exe
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{5A656765-5E8C-4FFE-A567-B1D3BD9647E4}.catalogItem	svchost.exe

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

svchost.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	svchost.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

svchost.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	svchost.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

cf2814944d023b64b014bf23039f16320b9684ca29bd6ac55a97a063f9cba28e.exe

description	pid	process	target process
PID 2228 wrote to memory of 2380	2228	cf2814944d023b64b014bf23039f16320b9684ca29bd6ac55a97a063f9cba28e.exe	cf2814944d023b64b014bf23039f16320b9684ca29bd6ac55a97a063f9cba28e.exe
PID 2228 wrote to memory of 2380	2228	cf2814944d023b64b014bf23039f16320b9684ca29bd6ac55a97a063f9cba28e.exe	cf2814944d023b64b014bf23039f16320b9684ca29bd6ac55a97a063f9cba28e.exe
PID 2228 wrote to memory of 2380	2228	cf2814944d023b64b014bf23039f16320b9684ca29bd6ac55a97a063f9cba28e.exe	cf2814944d023b64b014bf23039f16320b9684ca29bd6ac55a97a063f9cba28e.exe
PID 2228 wrote to memory of 3928	2228	cf2814944d023b64b014bf23039f16320b9684ca29bd6ac55a97a063f9cba28e.exe	cf2814944d023b64b014bf23039f16320b9684ca29bd6ac55a97a063f9cba28e.exe
PID 2228 wrote to memory of 3928	2228	cf2814944d023b64b014bf23039f16320b9684ca29bd6ac55a97a063f9cba28e.exe	cf2814944d023b64b014bf23039f16320b9684ca29bd6ac55a97a063f9cba28e.exe
PID 2228 wrote to memory of 3928	2228	cf2814944d023b64b014bf23039f16320b9684ca29bd6ac55a97a063f9cba28e.exe	cf2814944d023b64b014bf23039f16320b9684ca29bd6ac55a97a063f9cba28e.exe

C:\Users\Admin\AppData\Local\Temp\cf2814944d023b64b014bf23039f16320b9684ca29bd6ac55a97a063f9cba28e.exe
"C:\Users\Admin\AppData\Local\Temp\cf2814944d023b64b014bf23039f16320b9684ca29bd6ac55a97a063f9cba28e.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2228

C:\Users\Admin\AppData\Local\Temp\cf2814944d023b64b014bf23039f16320b9684ca29bd6ac55a97a063f9cba28e.exe
start
2⤵
PID:2380

C:\Users\Admin\AppData\Local\Temp\cf2814944d023b64b014bf23039f16320b9684ca29bd6ac55a97a063f9cba28e.exe
watch
2⤵
PID:3928

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k netsvcs -p
1⤵
- Drops file in System32 directory
- Checks processor information in registry
- Enumerates system info in registry
PID:4980

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2228-132-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download
memory/2228-135-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download
memory/2380-134-0x0000000000000000-mapping.dmp

Download
memory/2380-137-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download
memory/2380-139-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download
memory/2380-140-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download
memory/2380-141-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download
memory/3928-133-0x0000000000000000-mapping.dmp

Download
memory/3928-136-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download
memory/3928-138-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download
memory/3928-142-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download