05ae2f0dd61ef10019b94c200e8df192b767bb4cc24a7e7b329ab43cc9c74caf

Analysis

max time kernel
131s
max time network
87s
platform
windows10-1703_x64
resource
win10-20231215-en
resource tags

arch:x64arch:x86image:win10-20231215-enlocale:en-usos:windows10-1703-x64system
submitted
06/01/2024, 20:16

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General

Target

SKlauncher-3.2.exe
Size

1.6MB
MD5

b63468dd118dfbca5ef7967ba344e0e3
SHA1

2ba4f0df5f3bd284bf2a89aba320e4440d8b8355
SHA256

05ae2f0dd61ef10019b94c200e8df192b767bb4cc24a7e7b329ab43cc9c74caf
SHA512

007ecb7445dc0c01a802b5a2c91313aae59f9dc96e27455dd85e7a92a4e649d683fbc2ada5f48925d9ab3b4fdaea20aa89eeb442fde079902aecb5ca3454a548
SSDEEP

49152:HIBc3n9dRvwVlzhFAQ/ggUTPQjYEiim7V:oBaO/FAqMQjYEXm

Score

7^/10

discovery

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
3820	SKlauncher-3.2.exe

Modifies file permissions 1 TTPs 1 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
224	icacls.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3820	SKlauncher-3.2.exe
3820	SKlauncher-3.2.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3820 wrote to memory of 4200	3820	SKlauncher-3.2.exe	71
PID 3820 wrote to memory of 4200	3820	SKlauncher-3.2.exe	71
PID 4200 wrote to memory of 224	4200	java.exe	73
PID 4200 wrote to memory of 224	4200	java.exe	73
PID 3820 wrote to memory of 2488	3820	SKlauncher-3.2.exe	75
PID 3820 wrote to memory of 2488	3820	SKlauncher-3.2.exe	75

C:\Users\Admin\AppData\Local\Temp\SKlauncher-3.2.exe
"C:\Users\Admin\AppData\Local\Temp\SKlauncher-3.2.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3820
- \??\c:\PROGRA~1\java\jre-1.8\bin\java.exe
  "c:\PROGRA~1\java\jre-1.8\bin\java.exe" -version
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4200
- - C:\Windows\system32\icacls.exe
    C:\Windows\system32\icacls.exe C:\ProgramData\Oracle\Java\.oracle_jre_usage /grant "everyone":(OI)(CI)M
    3⤵
    - Modifies file permissions
    PID:224
- \??\c:\PROGRA~1\java\jdk-1.8\jre\bin\java.exe
  "c:\PROGRA~1\java\jdk-1.8\jre\bin\java.exe" -version
  2⤵
  PID:2488

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

File and Directory Permissions Modification

T1222

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\Oracle\Java\.oracle_jre_usage\3903daac9bc4a3b7.timestamp

Filesize
46B

MD5
49b80f9729a5acee5ac19f47a0eb7124

SHA1
fd1cdec71026ffc0bdcdcff28a07957cec295655

SHA256
d4eb34f3f7ed023f175127a1eb8cc07eb8c5fce712191ff97975649fc15ecee8

SHA512
071b9fdb2b5824f4510e5c7e5acd80ab34b95c3a8a0d3fc3e3dbc05acf1d3f55a81c1fd9778b3824e3935524deb4b90fa1e486bff7b57b4be6b5fd50c6170d47

Download Submit
\Users\Admin\AppData\Local\Temp\flatlaf.temp\flatlaf-windows-x86_64-5423942727450.dll

Filesize
22KB

MD5
dcd68a87b7e6edbcfde48150403b22eb

SHA1
28e4839a29725075772fccc39b44e194eb91e477

SHA256
ae3352b6ad6cffaae55f4387f9f5e79365ea17f8d5fb45ef11d21c3300a49a4c

SHA512
ac2a6bc0afcd08c56090536a937772edd54f35505c9a5837d9bc8e91c31edb6137cf5191986b3473e9e2f512950b4dbfe4088598bfd1faf47088124c70aeba71

Download Submit
memory/2488-29-0x00000197F7FA0000-0x00000197F7FA1000-memory.dmp

Filesize
4KB

Download
memory/2488-19-0x0000019780000000-0x0000019781000000-memory.dmp

Filesize
16.0MB

Download
memory/3820-79-0x00000000028F0000-0x00000000038F0000-memory.dmp

Filesize
16.0MB

Download
memory/3820-99-0x0000000000A80000-0x0000000000A81000-memory.dmp

Filesize
4KB

Download
memory/3820-43-0x0000000000A80000-0x0000000000A81000-memory.dmp

Filesize
4KB

Download
memory/3820-48-0x0000000000A80000-0x0000000000A81000-memory.dmp

Filesize
4KB

Download
memory/3820-81-0x0000000000A80000-0x0000000000A81000-memory.dmp

Filesize
4KB

Download
memory/3820-59-0x00000000028F0000-0x00000000038F0000-memory.dmp

Filesize
16.0MB

Download
memory/3820-41-0x00000000028F0000-0x00000000038F0000-memory.dmp

Filesize
16.0MB

Download
memory/3820-88-0x00000000028F0000-0x00000000038F0000-memory.dmp

Filesize
16.0MB

Download
memory/3820-77-0x0000000000A80000-0x0000000000A81000-memory.dmp

Filesize
4KB

Download
memory/3820-82-0x0000000000A80000-0x0000000000A81000-memory.dmp

Filesize
4KB

Download
memory/3820-101-0x0000000000A80000-0x0000000000A81000-memory.dmp

Filesize
4KB

Download
memory/3820-93-0x00000000028F0000-0x00000000038F0000-memory.dmp

Filesize
16.0MB

Download
memory/3820-98-0x0000000000A80000-0x0000000000A81000-memory.dmp

Filesize
4KB

Download
memory/4200-15-0x00000210F2210000-0x00000210F2211000-memory.dmp

Filesize
4KB

Download
memory/4200-7-0x0000021080000000-0x0000021081000000-memory.dmp

Filesize
16.0MB

Download