b6736050938db1c2cd9ed705c9233d90e9876cea67b0d7cc4644d92ac7cb6e20 | Triage

Resubmissions

27-01-2022 11:13

220127-nbxzmabhc4 10

18-01-2022 01:25

220118-bsxzqsfad5 10

15-01-2022 16:15

220115-tp8wyafbej 1

Analysis

max time kernel
151s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-en-20220112
submitted
18-01-2022 01:25

Sharing

Report Analysis Logs

General

Target

test.dll
Size

574KB
MD5

653d1f7df97c7be3a887b4d860a0a5b9
SHA1

6acbcb4c9c9d574454ae971c49b1d09257df43d9
SHA256

b6736050938db1c2cd9ed705c9233d90e9876cea67b0d7cc4644d92ac7cb6e20
SHA512

3f769448831ea107b02ce9f9fb189605ad2acf804a649e7e565dae3335a505683a7d756d89bd92ecc1dc720f708b989fa87598a17dc071621a87346e4b8f6125

Score

1^/10

Malware Config

Signatures

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

svchost.exe

description	pid	process
Token: SeSystemtimePrivilege	3008	svchost.exe
Token: SeSystemtimePrivilege	3008	svchost.exe
Token: SeIncBasePriorityPrivilege	3008	svchost.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

regsvr32.exeregsvr32.exe

description	pid	process	target process
PID 1312 wrote to memory of 1812	1312	regsvr32.exe	regsvr32.exe
PID 1312 wrote to memory of 1812	1312	regsvr32.exe	regsvr32.exe
PID 1312 wrote to memory of 1812	1312	regsvr32.exe	regsvr32.exe
PID 1812 wrote to memory of 4080	1812	regsvr32.exe	rundll32.exe
PID 1812 wrote to memory of 4080	1812	regsvr32.exe	rundll32.exe
PID 1812 wrote to memory of 4080	1812	regsvr32.exe	rundll32.exe

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\test.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1312

C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\test.dll
2⤵
- Suspicious use of WriteProcessMemory
PID:1812

C:\Windows\SysWOW64\rundll32.exe
C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\test.dll",DllRegisterServer
3⤵
PID:4080

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3008

Network

MITRE ATT&CK Matrix

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