107bb526c374d6fd9f45317c0c16e83ab50076f2bcd630caf3d6794596fae69b

Resubmissions

02/05/2023, 00:15

230502-akemraba2z 7

Analysis

max time kernel
203s
max time network
209s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
02/05/2023, 00:15

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General

Target

SKlauncher 3.0.0.exe
Size

1.2MB
MD5

32c7e3347f8e532e675d154eb07f4ccf
SHA1

5ca004745e2cdab497a7d6ef29c7efb25dc4046d
SHA256

107bb526c374d6fd9f45317c0c16e83ab50076f2bcd630caf3d6794596fae69b
SHA512

c82f3a01719f30cbb876a1395fda713ddba07b570bc188515b1b705e54e15a7cca5f71f741d51763f63aa5f40e00df06f63b341ed4db6b1be87b3ee59460dbe2
SSDEEP

24576:Dh199z42ojP6a7HJlF9eu5XFQZSIZeNGdmEE8H17UBcegl:R9zbgH3euNFQZr/oEE892cfl

Score

7^/10

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
3260	javaw.exe

Checks processor information in registry 2 TTPs 3 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	POWERPNT.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	POWERPNT.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	POWERPNT.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	POWERPNT.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	POWERPNT.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	POWERPNT.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
3844	POWERPNT.EXE

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3260	javaw.exe
3260	javaw.exe
3844	POWERPNT.EXE
3844	POWERPNT.EXE
3844	POWERPNT.EXE
3844	POWERPNT.EXE

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4536 wrote to memory of 3260	4536	SKlauncher 3.0.0.exe	86
PID 4536 wrote to memory of 3260	4536	SKlauncher 3.0.0.exe	86

C:\Users\Admin\AppData\Local\Temp\SKlauncher 3.0.0.exe
"C:\Users\Admin\AppData\Local\Temp\SKlauncher 3.0.0.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4536
- C:\Program Files\Java\jre1.8.0_66\bin\javaw.exe
  "C:\Program Files\Java\jre1.8.0_66\bin\javaw.exe" -Xms32m -Xmx256m -jar "C:\Users\Admin\AppData\Local\Temp\SKlauncher 3.0.0.exe"
  2⤵
  - Loads dropped DLL
  - Suspicious use of SetWindowsHookEx
  PID:3260

C:\Program Files\Microsoft Office\Root\Office16\POWERPNT.EXE
"C:\Program Files\Microsoft Office\Root\Office16\POWERPNT.EXE" "C:\Users\Admin\Desktop\RestoreTrace.ppt" /ou ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3844

C:\Windows\system32\werfault.exe
werfault.exe /h /shared Global\8fa90322781140d78b406f3d29ff2742 /t 2604 /p 3260
1⤵
PID:2612

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

C:\Users\Admin\AppData\Local\Temp\flatlaf.temp\flatlaf-windows-x86_64-4205123089000.dll

Filesize
9KB

MD5
697d496ac9f5aaab8ae025322358c61e

SHA1
2043eac8cdcc2e24b854af1eacd77a5f2a395a27

SHA256
a7273a4cf48ab3413f2c186cc95a3367a73ce99f8d45329383219d4cc27003aa

SHA512
b6702cd49a3af9f97f697565136f140692af9f8b271e672f2e91c920a23212b778583786f2377078117113647926338614a92c4a2423318b7a21ba2fe3a89838

Download Submit
memory/3260-193-0x00000000026A0000-0x00000000026A1000-memory.dmp

Filesize
4KB

Download
memory/3260-194-0x00000000026A0000-0x00000000026A1000-memory.dmp

Filesize
4KB

Download
memory/3260-144-0x00000000026A0000-0x00000000026A1000-memory.dmp

Filesize
4KB

Download
memory/3260-178-0x00000000026A0000-0x00000000026A1000-memory.dmp

Filesize
4KB

Download
memory/3260-187-0x00000000026A0000-0x00000000026A1000-memory.dmp

Filesize
4KB

Download
memory/3260-152-0x00000000026A0000-0x00000000026A1000-memory.dmp

Filesize
4KB

Download
memory/3844-195-0x00007FF842D90000-0x00007FF842DA0000-memory.dmp

Filesize
64KB

Download
memory/3844-197-0x00007FF842D90000-0x00007FF842DA0000-memory.dmp

Filesize
64KB

Download
memory/3844-199-0x00007FF842D90000-0x00007FF842DA0000-memory.dmp

Filesize
64KB

Download
memory/3844-201-0x00007FF842D90000-0x00007FF842DA0000-memory.dmp

Filesize
64KB

Download
memory/3844-204-0x00007FF842D90000-0x00007FF842DA0000-memory.dmp

Filesize
64KB

Download
memory/3844-205-0x00007FF840A10000-0x00007FF840A20000-memory.dmp

Filesize
64KB

Download
memory/3844-206-0x00007FF840A10000-0x00007FF840A20000-memory.dmp

Filesize
64KB

Download
memory/4536-133-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads