ec6d37cc0b28873108427d20f3d894e5bd79bf6ed6decdabc4e6c85ab7acd48e

Analysis

max time kernel
144s
max time network
65s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
29-11-2022 06:35

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General

Target

ec6d37cc0b28873108427d20f3d894e5bd79bf6ed6decdabc4e6c85ab7acd48e.exe
Size

312KB
MD5

68196a7d4e845776bb570f561c01add3
SHA1

46386de9f2bd908da365f6ad4746908eff90bbfe
SHA256

ec6d37cc0b28873108427d20f3d894e5bd79bf6ed6decdabc4e6c85ab7acd48e
SHA512

8a5639a466703daa775249159e0de5baa4df0b8d5506ecd19a8a7058024fe37d40e2bcba7e380f1b3b7b4858f477a574a03ce013a740c6c79113f07a624c0f09
SSDEEP

6144:H4QyDFmyRm0N2A5a5k1OiI5nQartTn16fmui+xVj1+/:YQt0D52k1w7rtT1n+xl1

Score

8^/10

Malware Config

Signatures

Drops file in Drivers directory 1 IoCs

Processes:

svchost.exe

description ioc process

File created C:\Windows\SysWOW64\drivers\RawIPHlp.sys svchost.exe
Executes dropped EXE 1 IoCs

Processes:

svchost.exe

pid process

1536 svchost.exe
Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

968 cmd.exe

description	ioc	process
File created	C:\Windows\SysWOW64\drivers\RawIPHlp.sys	svchost.exe

pid	process
1536	svchost.exe

pid	process
968	cmd.exe

Drops file in Windows directory 2 IoCs

Processes:

ec6d37cc0b28873108427d20f3d894e5bd79bf6ed6decdabc4e6c85ab7acd48e.exe

description	ioc	process
File created	C:\Windows\svchost.exe	ec6d37cc0b28873108427d20f3d894e5bd79bf6ed6decdabc4e6c85ab7acd48e.exe
File opened for modification	C:\Windows\svchost.exe	ec6d37cc0b28873108427d20f3d894e5bd79bf6ed6decdabc4e6c85ab7acd48e.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 2 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

Suspicious behavior: LoadsDriver 1 IoCs

Processes:

pid process

460
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

ec6d37cc0b28873108427d20f3d894e5bd79bf6ed6decdabc4e6c85ab7acd48e.exe

description pid process

Token: SeIncBasePriorityPrivilege 1504 ec6d37cc0b28873108427d20f3d894e5bd79bf6ed6decdabc4e6c85ab7acd48e.exe

pid	process
460

description	pid	process
Token: SeIncBasePriorityPrivilege	1504	ec6d37cc0b28873108427d20f3d894e5bd79bf6ed6decdabc4e6c85ab7acd48e.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

ec6d37cc0b28873108427d20f3d894e5bd79bf6ed6decdabc4e6c85ab7acd48e.exe

description	pid	process	target process
PID 1504 wrote to memory of 1536	1504	ec6d37cc0b28873108427d20f3d894e5bd79bf6ed6decdabc4e6c85ab7acd48e.exe	svchost.exe
PID 1504 wrote to memory of 1536	1504	ec6d37cc0b28873108427d20f3d894e5bd79bf6ed6decdabc4e6c85ab7acd48e.exe	svchost.exe
PID 1504 wrote to memory of 1536	1504	ec6d37cc0b28873108427d20f3d894e5bd79bf6ed6decdabc4e6c85ab7acd48e.exe	svchost.exe
PID 1504 wrote to memory of 1536	1504	ec6d37cc0b28873108427d20f3d894e5bd79bf6ed6decdabc4e6c85ab7acd48e.exe	svchost.exe
PID 1504 wrote to memory of 968	1504	ec6d37cc0b28873108427d20f3d894e5bd79bf6ed6decdabc4e6c85ab7acd48e.exe	cmd.exe
PID 1504 wrote to memory of 968	1504	ec6d37cc0b28873108427d20f3d894e5bd79bf6ed6decdabc4e6c85ab7acd48e.exe	cmd.exe
PID 1504 wrote to memory of 968	1504	ec6d37cc0b28873108427d20f3d894e5bd79bf6ed6decdabc4e6c85ab7acd48e.exe	cmd.exe
PID 1504 wrote to memory of 968	1504	ec6d37cc0b28873108427d20f3d894e5bd79bf6ed6decdabc4e6c85ab7acd48e.exe	cmd.exe

C:\Users\Admin\AppData\Local\Temp\ec6d37cc0b28873108427d20f3d894e5bd79bf6ed6decdabc4e6c85ab7acd48e.exe
"C:\Users\Admin\AppData\Local\Temp\ec6d37cc0b28873108427d20f3d894e5bd79bf6ed6decdabc4e6c85ab7acd48e.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1504

C:\Windows\svchost.exe
"C:\Windows\svchost.exe"
2⤵
- Drops file in Drivers directory
- Executes dropped EXE
- Checks processor information in registry
PID:1536

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\EC6D37~1.EXE > nul
2⤵
- Deletes itself
PID:968

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Query Registry

T1012

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Windows\svchost.exe
Filesize
312KB

MD5
68196a7d4e845776bb570f561c01add3

SHA1
46386de9f2bd908da365f6ad4746908eff90bbfe

SHA256
ec6d37cc0b28873108427d20f3d894e5bd79bf6ed6decdabc4e6c85ab7acd48e

SHA512
8a5639a466703daa775249159e0de5baa4df0b8d5506ecd19a8a7058024fe37d40e2bcba7e380f1b3b7b4858f477a574a03ce013a740c6c79113f07a624c0f09

Download Submit
memory/968-61-0x0000000000000000-mapping.dmp

Download
memory/1504-54-0x00000000768A1000-0x00000000768A3000-memory.dmp

Filesize
8KB

Download
memory/1504-58-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/1504-59-0x0000000000220000-0x0000000000278000-memory.dmp

Filesize
352KB

Download
memory/1504-62-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/1536-55-0x0000000000000000-mapping.dmp

Download
memory/1536-60-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/1536-63-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download