gootkit | 5982fb0c9e888cd3be9cfdf7a2b620122d99af6414efdb115ddaa61d5c1981b1

Analysis

max time kernel
97s
max time network
112s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
25-06-2022 05:36

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General

Target

5982fb0c9e888cd3be9cfdf7a2b620122d99af6414efdb115ddaa61d5c1981b1.dll
Size

52KB
MD5

8b2457a9e2e924c107838eef31fa8723
SHA1

74f533e3609e12f13338a38c4c3784612601b8b0
SHA256

5982fb0c9e888cd3be9cfdf7a2b620122d99af6414efdb115ddaa61d5c1981b1
SHA512

ba668dc45ab7c53b4606d126929111b3e54c5cf59a1ebba7b00106c8d36caa027a9c4bb27d83e6f8caefd9474a9e204b149669d16bab8d2de7f8ed75dab21ce2

Score

10^/10

gootkit 4 banker botnet trojan

Malware Config

Extracted

Family

gootkit

Botnet

ewerwelk.net

neperalani.com

Attributes

vendor_id
4

Signatures

Gootkit
Gootkit is a banking trojan, where large parts are written in node.JS.
trojan banker botnet gootkit

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

svchost.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	svchost.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

svchost.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\DESCRIPTION\System\CentralProcessor\0	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	svchost.exe

Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

rundll32.exe

pid process

2532 rundll32.exe

pid	process
2532	rundll32.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1636 wrote to memory of 2532	1636	rundll32.exe	rundll32.exe
PID 1636 wrote to memory of 2532	1636	rundll32.exe	rundll32.exe
PID 1636 wrote to memory of 2532	1636	rundll32.exe	rundll32.exe
PID 2532 wrote to memory of 2748	2532	rundll32.exe	svchost.exe
PID 2532 wrote to memory of 2748	2532	rundll32.exe	svchost.exe
PID 2532 wrote to memory of 2748	2532	rundll32.exe	svchost.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5982fb0c9e888cd3be9cfdf7a2b620122d99af6414efdb115ddaa61d5c1981b1.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1636
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\5982fb0c9e888cd3be9cfdf7a2b620122d99af6414efdb115ddaa61d5c1981b1.dll,#1
  2⤵
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:2532
- - C:\Windows\SysWOW64\svchost.exe
    C:\Windows\system32\svchost.exe
    3⤵
    - Checks BIOS information in registry
    - Checks processor information in registry
    PID:2748

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2532-130-0x0000000000000000-mapping.dmp

Download
memory/2748-131-0x0000000000000000-mapping.dmp

Download
memory/2748-132-0x00000000005B0000-0x00000000005CB000-memory.dmp

Filesize
108KB

Download
memory/2748-133-0x00000000005B0000-0x00000000005CB000-memory.dmp

Filesize
108KB

Download