kutaki | aa2228845b62429199c3bc15482fece687518c1b55e6d19a4816be2652159296

Analysis

max time kernel
149s
max time network
122s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
19/05/2024, 20:05

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General

Target

2c503f3afa7dc8b3ff80910eaee058b0_NeikiAnalytics.exe
Size

645KB
MD5

2c503f3afa7dc8b3ff80910eaee058b0
SHA1

67d1b22afc35b76b813a25f1a6d0beb5074bab68
SHA256

aa2228845b62429199c3bc15482fece687518c1b55e6d19a4816be2652159296
SHA512

9fda6580f08dcb171dc10da16d74cd7e5c3cfa138311d0bb680568d00d6c69cd6cf22c2b2e5359eeaf8dc01948eecbf9816275509faf0557c9015fdfcd8658d2
SSDEEP

12288:p700p8Erbi0OpL46A9jmP/uhu/yMS08CkntxYRgL:zp8Erb+GfmP/UDMS08Ckn37

Score

10^/10

kutaki keylogger stealer

Malware Config

Extracted

Family

kutaki

http://newlinkwotolove.club/love/three.php

Signatures

Kutaki
Information stealer and keylogger that hides inside legitimate Visual Basic applications.
stealer keylogger kutaki

Kutaki Executable 1 IoCs

resource	yara_rule
behavioral1/files/0x0038000000016448-4.dat	family_kutaki

Drops startup file 2 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\qjzyzxfk.exe	2c503f3afa7dc8b3ff80910eaee058b0_NeikiAnalytics.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\qjzyzxfk.exe	2c503f3afa7dc8b3ff80910eaee058b0_NeikiAnalytics.exe

Executes dropped EXE 1 IoCs

pid	Process
2884	qjzyzxfk.exe

Loads dropped DLL 2 IoCs

pid	Process
1224	2c503f3afa7dc8b3ff80910eaee058b0_NeikiAnalytics.exe
1224	2c503f3afa7dc8b3ff80910eaee058b0_NeikiAnalytics.exe

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

System Information Discovery
T1082

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2648	DllHost.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1224	2c503f3afa7dc8b3ff80910eaee058b0_NeikiAnalytics.exe
1224	2c503f3afa7dc8b3ff80910eaee058b0_NeikiAnalytics.exe
1224	2c503f3afa7dc8b3ff80910eaee058b0_NeikiAnalytics.exe
2884	qjzyzxfk.exe
2884	qjzyzxfk.exe
2884	qjzyzxfk.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1224 wrote to memory of 2040	1224	2c503f3afa7dc8b3ff80910eaee058b0_NeikiAnalytics.exe	28
PID 1224 wrote to memory of 2040	1224	2c503f3afa7dc8b3ff80910eaee058b0_NeikiAnalytics.exe	28
PID 1224 wrote to memory of 2040	1224	2c503f3afa7dc8b3ff80910eaee058b0_NeikiAnalytics.exe	28
PID 1224 wrote to memory of 2040	1224	2c503f3afa7dc8b3ff80910eaee058b0_NeikiAnalytics.exe	28
PID 1224 wrote to memory of 2884	1224	2c503f3afa7dc8b3ff80910eaee058b0_NeikiAnalytics.exe	30
PID 1224 wrote to memory of 2884	1224	2c503f3afa7dc8b3ff80910eaee058b0_NeikiAnalytics.exe	30
PID 1224 wrote to memory of 2884	1224	2c503f3afa7dc8b3ff80910eaee058b0_NeikiAnalytics.exe	30
PID 1224 wrote to memory of 2884	1224	2c503f3afa7dc8b3ff80910eaee058b0_NeikiAnalytics.exe	30

C:\Users\Admin\AppData\Local\Temp\2c503f3afa7dc8b3ff80910eaee058b0_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\2c503f3afa7dc8b3ff80910eaee058b0_NeikiAnalytics.exe"
1⤵
- Drops startup file
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1224
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c C:\Users\Admin\AppData\Local\Temp\NewBitmapImage.bmp
  2⤵
  PID:2040
- C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\qjzyzxfk.exe
  "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\qjzyzxfk.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:2884

C:\Windows\SysWOW64\DllHost.exe
C:\Windows\SysWOW64\DllHost.exe /Processid:{76D0CB12-7604-4048-B83C-1005C7DDC503}
1⤵
- Suspicious use of FindShellTrayWindow
PID:2648

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\qjzyzxfk.exe

Filesize
645KB

MD5
2c503f3afa7dc8b3ff80910eaee058b0

SHA1
67d1b22afc35b76b813a25f1a6d0beb5074bab68

SHA256
aa2228845b62429199c3bc15482fece687518c1b55e6d19a4816be2652159296

SHA512
9fda6580f08dcb171dc10da16d74cd7e5c3cfa138311d0bb680568d00d6c69cd6cf22c2b2e5359eeaf8dc01948eecbf9816275509faf0557c9015fdfcd8658d2

Download Submit
memory/2040-62-0x0000000000740000-0x0000000000742000-memory.dmp

Filesize
8KB

Download
memory/2648-63-0x0000000000160000-0x0000000000162000-memory.dmp

Filesize
8KB

Download