3b4b2c5c8a00fab59684fee37b54912c58682022e2dc4e3dcd24b6e58533ecd9 | Triage

Resubmissions

08-12-2023 09:45

231208-lrje3aad83 10

05-02-2022 16:42

220205-t7syfadda8 10

Analysis

max time kernel
26s
max time network
20s
platform
windows10-2004_x64
resource
win10v2004-en-20220113
submitted
05-02-2022 16:42

Sharing

Report Analysis Logs

General

Target

3b4b2c5c8a00fab59684fee37b54912c58682022e2dc4e3dcd24b6e58533ecd9.dll
Size

421KB
MD5

061506b2a0a26fbd20dba69a1105e1b7
SHA1

a4f4bc27be3da2b85a06883615bb96b8a2a79ebb
SHA256

3b4b2c5c8a00fab59684fee37b54912c58682022e2dc4e3dcd24b6e58533ecd9
SHA512

4426c072cb52f2e4ce35ca88c4f20304145d017b5e95f2d35aa68216691b6abde99b6941e1067e50b77342300dea329cb0facbc5ab391272ced658dcf5ee2be9

Score

4^/10

Malware Config

Signatures

Drops file in Windows directory 6 IoCs

description	ioc	Process
File opened for modification	C:\Windows\WindowsUpdate.log	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\Logs\edb.chk	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\Logs\edb.log	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\DataStore.edb	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\DataStore.jfm	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\ReportingEvents.log	svchost.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeShutdownPrivilege	1872	svchost.exe
Token: SeCreatePagefilePrivilege	1872	svchost.exe
Token: SeShutdownPrivilege	1872	svchost.exe
Token: SeCreatePagefilePrivilege	1872	svchost.exe
Token: SeShutdownPrivilege	1872	svchost.exe
Token: SeCreatePagefilePrivilege	1872	svchost.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5028 wrote to memory of 540	5028	rundll32.exe	82
PID 5028 wrote to memory of 540	5028	rundll32.exe	82
PID 5028 wrote to memory of 540	5028	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3b4b2c5c8a00fab59684fee37b54912c58682022e2dc4e3dcd24b6e58533ecd9.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:5028
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\3b4b2c5c8a00fab59684fee37b54912c58682022e2dc4e3dcd24b6e58533ecd9.dll,#1
  2⤵
  PID:540

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:1872

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1872-130-0x0000017BA07A0000-0x0000017BA07B0000-memory.dmp

Filesize
64KB

Download
memory/1872-137-0x0000017BA3770000-0x0000017BA3774000-memory.dmp

Filesize
16KB

Download