kutaki | 11724aa717338d3fa58fc1c6d92cdf9b64ca986b0e2f6cde1a5d795d6277fc4c

General

Target

1299315c3032491208ef04f8674aa5fa_JaffaCakes118.exe
Size

603KB
MD5

1299315c3032491208ef04f8674aa5fa
SHA1

f320997f6f3479ef392be9f35e1f5b600f9f42f1
SHA256

11724aa717338d3fa58fc1c6d92cdf9b64ca986b0e2f6cde1a5d795d6277fc4c
SHA512

41025d5293d43d630c932d1b186c75c793cf9430222a90e02c719c2b5a436715c3298626ef1c1567f92a42e468f8abb5c053e44c38d339b1e75c5b329ed8474a
SSDEEP

6144:BHmz3+U3iFSMYN5Exf2o9LnIH8iN/wfGB4Dosj1E+6VVPviDlSOcwhxAwOhgYwj7:9rtZmXN4zJpGPqlSpwhm4s5bsGSCs5

Score

10^/10

kutaki keylogger stealer

Malware Config

Signatures

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

Kutaki Executable 1 IoCs

Processes:

resource	yara_rule
\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\lunlerio.exe	family_kutaki

Drops startup file 2 IoCs

Processes:

1299315c3032491208ef04f8674aa5fa_JaffaCakes118.exe

description	ioc	process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\lunlerio.exe	1299315c3032491208ef04f8674aa5fa_JaffaCakes118.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\lunlerio.exe	1299315c3032491208ef04f8674aa5fa_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

Processes:

lunlerio.exe

pid process

2696 lunlerio.exe
Loads dropped DLL 2 IoCs

Processes:

1299315c3032491208ef04f8674aa5fa_JaffaCakes118.exe

pid process

2204 1299315c3032491208ef04f8674aa5fa_JaffaCakes118.exe
2204 1299315c3032491208ef04f8674aa5fa_JaffaCakes118.exe

pid	process
2696	lunlerio.exe

Maps connected drives based on registry 3 TTPs 2 IoCs

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

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

lunlerio.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	lunlerio.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	lunlerio.exe

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

System Information Discovery
T1082
Modifies Internet Explorer settings 1 TTPs 1 IoCs
adware spyware

Modify Registry
T1112

Processes:

lunlerio.exe

description ioc process

Key created \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\Main lunlerio.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

DllHost.exe

pid process

2664 DllHost.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\Main	lunlerio.exe

pid	process
2664	DllHost.exe

Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

1299315c3032491208ef04f8674aa5fa_JaffaCakes118.exelunlerio.exe

pid	process
2204	1299315c3032491208ef04f8674aa5fa_JaffaCakes118.exe
2204	1299315c3032491208ef04f8674aa5fa_JaffaCakes118.exe
2204	1299315c3032491208ef04f8674aa5fa_JaffaCakes118.exe
2696	lunlerio.exe
2696	lunlerio.exe
2696	lunlerio.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

1299315c3032491208ef04f8674aa5fa_JaffaCakes118.exe

description	pid	process	target process
PID 2204 wrote to memory of 2196	2204	1299315c3032491208ef04f8674aa5fa_JaffaCakes118.exe	cmd.exe
PID 2204 wrote to memory of 2196	2204	1299315c3032491208ef04f8674aa5fa_JaffaCakes118.exe	cmd.exe
PID 2204 wrote to memory of 2196	2204	1299315c3032491208ef04f8674aa5fa_JaffaCakes118.exe	cmd.exe
PID 2204 wrote to memory of 2196	2204	1299315c3032491208ef04f8674aa5fa_JaffaCakes118.exe	cmd.exe
PID 2204 wrote to memory of 2696	2204	1299315c3032491208ef04f8674aa5fa_JaffaCakes118.exe	lunlerio.exe
PID 2204 wrote to memory of 2696	2204	1299315c3032491208ef04f8674aa5fa_JaffaCakes118.exe	lunlerio.exe
PID 2204 wrote to memory of 2696	2204	1299315c3032491208ef04f8674aa5fa_JaffaCakes118.exe	lunlerio.exe
PID 2204 wrote to memory of 2696	2204	1299315c3032491208ef04f8674aa5fa_JaffaCakes118.exe	lunlerio.exe

C:\Users\Admin\AppData\Local\Temp\1299315c3032491208ef04f8674aa5fa_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\1299315c3032491208ef04f8674aa5fa_JaffaCakes118.exe"
1⤵
- Drops startup file
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2204

C:\Windows\SysWOW64\cmd.exe
cmd.exe /c C:\Users\Admin\AppData\Local\Temp\NewBitmapImage.bmp
2⤵
PID:2196

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\lunlerio.exe
"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\lunlerio.exe"
2⤵
- Executes dropped EXE
- Maps connected drives based on registry
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2696

C:\Windows\SysWOW64\DllHost.exe
C:\Windows\SysWOW64\DllHost.exe /Processid:{76D0CB12-7604-4048-B83C-1005C7DDC503}
1⤵
- Suspicious use of FindShellTrayWindow
PID:2664

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\lunlerio.exe
Filesize
603KB

MD5
1299315c3032491208ef04f8674aa5fa

SHA1
f320997f6f3479ef392be9f35e1f5b600f9f42f1

SHA256
11724aa717338d3fa58fc1c6d92cdf9b64ca986b0e2f6cde1a5d795d6277fc4c

SHA512
41025d5293d43d630c932d1b186c75c793cf9430222a90e02c719c2b5a436715c3298626ef1c1567f92a42e468f8abb5c053e44c38d339b1e75c5b329ed8474a

Download Submit
memory/2196-51-0x0000000002380000-0x0000000002382000-memory.dmp

Filesize
8KB

Download
memory/2664-52-0x0000000000120000-0x0000000000122000-memory.dmp

Filesize
8KB

Download
memory/2696-64-0x0000000004300000-0x0000000005362000-memory.dmp

Filesize
16.4MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads