390d7472201e8ea9bdc6c7fa2b4ab1f6faca02071f1f997037cc5f52759a9cb6

Resubmissions

12-11-2021 18:04

211112-wnzb8aahhm 10

19-11-2020 10:08

201119-rhwlt38jrx 10

18-11-2020 17:26

201118-htd4fq29va 10

Analysis

max time kernel
1715s
max time network
1786s
platform
windows10_x64
resource
win10v20201028
submitted
19-11-2020 10:08

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Report Analysis Logs

General

Target

OnlineInstaller.exe

Score

8^/10

Malware Config

Signatures

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File created	C:\Windows\system32\drivers\iaStorE.sys	OnlineInstaller.tmp

Executes dropped EXE 1 IoCs

pid	Process
1708	OnlineInstaller.tmp

Checks for any installed AV software in registry 1 TTPs 1 IoCs

Security Software Discovery

T1063

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Avira	OnlineInstaller.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\system32\spoolsr.exe	OnlineInstaller.tmp
File created	C:\Windows\system32\MS.dat	OnlineInstaller.tmp
File created	C:\Windows\system32\KeyHook64.dll	OnlineInstaller.tmp
File created	C:\Windows\system32\KH.dat	OnlineInstaller.tmp
File created	C:\Windows\system32\usp20.dll	OnlineInstaller.tmp
File created	C:\Windows\system32\UP.dat	OnlineInstaller.tmp

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	540	OnlineInstaller.exe
Token: SeLoadDriverPrivilege	540	OnlineInstaller.exe
Token: SeDebugPrivilege	1708	OnlineInstaller.tmp
Token: SeLoadDriverPrivilege	1708	OnlineInstaller.tmp

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 540 wrote to memory of 1708	540	OnlineInstaller.exe	74
PID 540 wrote to memory of 1708	540	OnlineInstaller.exe	74
PID 540 wrote to memory of 1708	540	OnlineInstaller.exe	74

C:\Users\Admin\AppData\Local\Temp\OnlineInstaller.exe
"C:\Users\Admin\AppData\Local\Temp\OnlineInstaller.exe"
1⤵
- Checks for any installed AV software in registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:540
- C:\Users\Admin\AppData\Local\Temp\OnlineInstaller.tmp
  C:\Users\Admin\AppData\Local\Temp\OnlineInstaller.tmp -install
  2⤵
  - Drops file in Drivers directory
  - Executes dropped EXE
  - Drops file in System32 directory
  - Suspicious use of AdjustPrivilegeToken
  PID:1708

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Security Software Discovery

T1063

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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