netdooka | 76ed2ef41db9ec357168cd38daeff1079458af868a037251d3fec36de1b72086

Analysis

max time kernel
91s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
10-06-2022 15:37

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General

Target

76ed2ef41db9ec357168cd38daeff1079458af868a037251d3fec36de1b72086.exe
Size

218KB
MD5

7804c8a590250469feed31c85da8acf3
SHA1

bdc5e81cf0cdb4b09f8e05826110b42b78e1bd16
SHA256

76ed2ef41db9ec357168cd38daeff1079458af868a037251d3fec36de1b72086
SHA512

17743414c5e80686dd0124661570533791df27f14c75452e89e0de5030b2535f2edac4bad349168e2564aee0058f539eec4dc1899b29713d9d90f5b0f8e450a5

Score

10^/10

netdooka loader rat

Malware Config

Extracted

Family

netdooka

http://93.115.21.45/gtaddress

Signatures

NetDooka
NetDooka is a malware framework distributed by way of a pay-per-install and written in C#.
loader rat netdooka

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

76ed2ef41db9ec357168cd38daeff1079458af868a037251d3fec36de1b72086.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Control Panel\International\Geo\Nation	76ed2ef41db9ec357168cd38daeff1079458af868a037251d3fec36de1b72086.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4880 3932 WerFault.exe 76ed2ef41db9ec357168cd38daeff1079458af868a037251d3fec36de1b72086.exe
Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

4844 PING.EXE
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

76ed2ef41db9ec357168cd38daeff1079458af868a037251d3fec36de1b72086.exe

description pid process

Token: SeDebugPrivilege 3932 76ed2ef41db9ec357168cd38daeff1079458af868a037251d3fec36de1b72086.exe

pid	pid_target	process	target process
4880	3932	WerFault.exe	76ed2ef41db9ec357168cd38daeff1079458af868a037251d3fec36de1b72086.exe

pid	process
4844	PING.EXE

description	pid	process
Token: SeDebugPrivilege	3932	76ed2ef41db9ec357168cd38daeff1079458af868a037251d3fec36de1b72086.exe

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

76ed2ef41db9ec357168cd38daeff1079458af868a037251d3fec36de1b72086.exe

description	pid	process	target process
PID 3932 wrote to memory of 4844	3932	76ed2ef41db9ec357168cd38daeff1079458af868a037251d3fec36de1b72086.exe	PING.EXE
PID 3932 wrote to memory of 4844	3932	76ed2ef41db9ec357168cd38daeff1079458af868a037251d3fec36de1b72086.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\76ed2ef41db9ec357168cd38daeff1079458af868a037251d3fec36de1b72086.exe
"C:\Users\Admin\AppData\Local\Temp\76ed2ef41db9ec357168cd38daeff1079458af868a037251d3fec36de1b72086.exe"
1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3932
- C:\Windows\System32\PING.EXE
  "C:\Windows\System32\PING.EXE" 23.18.9.8 -n 3
  2⤵
  - Runs ping.exe
  PID:4844
- C:\Windows\system32\WerFault.exe
  C:\Windows\system32\WerFault.exe -u -p 3932 -s 1184
  2⤵
  - Program crash
  PID:4880

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -pss -s 424 -p 3932 -ip 3932
1⤵
PID:2516

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Remote System Discovery

T1018

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3932-130-0x0000000000B50000-0x0000000000B8C000-memory.dmp

Filesize
240KB

Download
memory/3932-132-0x00007FF9025B0000-0x00007FF903071000-memory.dmp

Filesize
10.8MB

Download
memory/3932-133-0x00007FF9025B0000-0x00007FF903071000-memory.dmp

Filesize
10.8MB

Download
memory/3932-134-0x00007FF9025B0000-0x00007FF903071000-memory.dmp

Filesize
10.8MB

Download
memory/4844-131-0x0000000000000000-mapping.dmp

Download