6601ce8be61245bf5b8ea180983597fea45cb7d59244ad65d8891af56d330c97

General

Target

6601ce8be61245bf5b8ea180983597fea45cb7d59244ad65d8891af56d330c97.exe
Size

62KB
MD5

cca476e0ceb840617c1b113336be0aed
SHA1

65cb649e7d52eefddedf5099d15e86c16a8d8ef4
SHA256

6601ce8be61245bf5b8ea180983597fea45cb7d59244ad65d8891af56d330c97
SHA512

46662e27c3fb8fae5d8777da90c6801130a7f4299753892bb6da63974fbcc55eedf277cf52d3c1d97b743133cb5a7db01399f0d22796cab569194fc19b83bb68
SSDEEP

1536:/4UHxpN/MUXsLTvCj0DBXJaObAlWSXmuWWhADAgvnB/hqx:/4URpNUUX6z/DBXJfbAlWSXmuWW4Agva

Score

8^/10

persistence

Malware Config

Signatures

Adds policy Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

svchost.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\292 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\msxvfck.scr"	svchost.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	svchost.exe

Loads dropped DLL 1 IoCs

Processes:

6601ce8be61245bf5b8ea180983597fea45cb7d59244ad65d8891af56d330c97.exe

pid process

1960 6601ce8be61245bf5b8ea180983597fea45cb7d59244ad65d8891af56d330c97.exe

pid	process
1960	6601ce8be61245bf5b8ea180983597fea45cb7d59244ad65d8891af56d330c97.exe

Maps connected drives based on registry 3 TTPs 2 IoCs

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

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

6601ce8be61245bf5b8ea180983597fea45cb7d59244ad65d8891af56d330c97.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\disk\enum	6601ce8be61245bf5b8ea180983597fea45cb7d59244ad65d8891af56d330c97.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	6601ce8be61245bf5b8ea180983597fea45cb7d59244ad65d8891af56d330c97.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

6601ce8be61245bf5b8ea180983597fea45cb7d59244ad65d8891af56d330c97.exe

description	pid	process	target process
PID 1960 set thread context of 5028	1960	6601ce8be61245bf5b8ea180983597fea45cb7d59244ad65d8891af56d330c97.exe	6601ce8be61245bf5b8ea180983597fea45cb7d59244ad65d8891af56d330c97.exe

Drops file in Program Files directory 1 IoCs

Processes:

svchost.exe

description ioc process

File created C:\PROGRA~3\LOCALS~1\Temp\msxvfck.scr svchost.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

description	ioc	process
File created	C:\PROGRA~3\LOCALS~1\Temp\msxvfck.scr	svchost.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

6601ce8be61245bf5b8ea180983597fea45cb7d59244ad65d8891af56d330c97.exe

pid	process
5028	6601ce8be61245bf5b8ea180983597fea45cb7d59244ad65d8891af56d330c97.exe
5028	6601ce8be61245bf5b8ea180983597fea45cb7d59244ad65d8891af56d330c97.exe

Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

6601ce8be61245bf5b8ea180983597fea45cb7d59244ad65d8891af56d330c97.exe

pid	process
5028	6601ce8be61245bf5b8ea180983597fea45cb7d59244ad65d8891af56d330c97.exe
5028	6601ce8be61245bf5b8ea180983597fea45cb7d59244ad65d8891af56d330c97.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

6601ce8be61245bf5b8ea180983597fea45cb7d59244ad65d8891af56d330c97.exe6601ce8be61245bf5b8ea180983597fea45cb7d59244ad65d8891af56d330c97.exe

description	pid	process	target process
PID 1960 wrote to memory of 5028	1960	6601ce8be61245bf5b8ea180983597fea45cb7d59244ad65d8891af56d330c97.exe	6601ce8be61245bf5b8ea180983597fea45cb7d59244ad65d8891af56d330c97.exe
PID 1960 wrote to memory of 5028	1960	6601ce8be61245bf5b8ea180983597fea45cb7d59244ad65d8891af56d330c97.exe	6601ce8be61245bf5b8ea180983597fea45cb7d59244ad65d8891af56d330c97.exe
PID 1960 wrote to memory of 5028	1960	6601ce8be61245bf5b8ea180983597fea45cb7d59244ad65d8891af56d330c97.exe	6601ce8be61245bf5b8ea180983597fea45cb7d59244ad65d8891af56d330c97.exe
PID 1960 wrote to memory of 5028	1960	6601ce8be61245bf5b8ea180983597fea45cb7d59244ad65d8891af56d330c97.exe	6601ce8be61245bf5b8ea180983597fea45cb7d59244ad65d8891af56d330c97.exe
PID 1960 wrote to memory of 5028	1960	6601ce8be61245bf5b8ea180983597fea45cb7d59244ad65d8891af56d330c97.exe	6601ce8be61245bf5b8ea180983597fea45cb7d59244ad65d8891af56d330c97.exe
PID 1960 wrote to memory of 5028	1960	6601ce8be61245bf5b8ea180983597fea45cb7d59244ad65d8891af56d330c97.exe	6601ce8be61245bf5b8ea180983597fea45cb7d59244ad65d8891af56d330c97.exe
PID 5028 wrote to memory of 1132	5028	6601ce8be61245bf5b8ea180983597fea45cb7d59244ad65d8891af56d330c97.exe	svchost.exe
PID 5028 wrote to memory of 1132	5028	6601ce8be61245bf5b8ea180983597fea45cb7d59244ad65d8891af56d330c97.exe	svchost.exe
PID 5028 wrote to memory of 1132	5028	6601ce8be61245bf5b8ea180983597fea45cb7d59244ad65d8891af56d330c97.exe	svchost.exe

C:\Users\Admin\AppData\Local\Temp\6601ce8be61245bf5b8ea180983597fea45cb7d59244ad65d8891af56d330c97.exe
"C:\Users\Admin\AppData\Local\Temp\6601ce8be61245bf5b8ea180983597fea45cb7d59244ad65d8891af56d330c97.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1960

C:\Users\Admin\AppData\Local\Temp\6601ce8be61245bf5b8ea180983597fea45cb7d59244ad65d8891af56d330c97.exe
"C:\Users\Admin\AppData\Local\Temp\6601ce8be61245bf5b8ea180983597fea45cb7d59244ad65d8891af56d330c97.exe"
2⤵
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:5028

C:\Windows\SysWOW64\svchost.exe
C:\Windows\syswow64\svchost.exe
3⤵
- Adds policy Run key to start application
- Drops file in Program Files directory
PID:1132

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

Peripheral Device Discovery

1

T1120

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\nsw7D4F.tmp\extrapolator.dll
Filesize
24KB

MD5
fa76093e3df3c0cd127eb8626c4dc9eb

SHA1
85013e1121a039e1500c76dd7ba0d3a418df7a78

SHA256
2b09d1ff1e7337f0f4746e14a325948d8e8d4e4ae9a8efe4485f3e0bf8056d45

SHA512
200a56944330af01d5ecc428f35cf4820cc27db70d8f54c909c1761d67474e6e8eb82d500f8f152c919db8cce258c2189090024765836d91ac10158d09d9a48c

Download Submit
memory/1132-135-0x0000000000000000-mapping.dmp

Download
memory/1132-136-0x00000000006E0000-0x00000000006EE000-memory.dmp

Filesize
56KB

Download
memory/1132-137-0x0000000000840000-0x0000000000845000-memory.dmp

Filesize
20KB

Download
memory/1132-138-0x0000000000840000-0x0000000000845000-memory.dmp

Filesize
20KB

Download
memory/5028-133-0x0000000000000000-mapping.dmp

Download
memory/5028-134-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads