05ae2f0dd61ef10019b94c200e8df192b767bb4cc24a7e7b329ab43cc9c74caf

General

Target

SKlauncher-3.2.exe
Size

1.6MB
MD5

b63468dd118dfbca5ef7967ba344e0e3
SHA1

2ba4f0df5f3bd284bf2a89aba320e4440d8b8355
SHA256

05ae2f0dd61ef10019b94c200e8df192b767bb4cc24a7e7b329ab43cc9c74caf
SHA512

007ecb7445dc0c01a802b5a2c91313aae59f9dc96e27455dd85e7a92a4e649d683fbc2ada5f48925d9ab3b4fdaea20aa89eeb442fde079902aecb5ca3454a548
SSDEEP

49152:HIBc3n9dRvwVlzhFAQ/ggUTPQjYEiim7V:oBaO/FAqMQjYEXm

Score

8^/10

discovery persistence

Malware Config

Signatures

Modifies Installed Components in the registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1114462139-3090196418-29517368-1000\Software\Microsoft\Active Setup\Installed Components	explorer.exe

Modifies file permissions 1 TTPs 1 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
4472	icacls.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\Deployment\Package\*\S-1-5-21-1114462139-3090196418-29517368-1000\{8F24E295-3982-4EC9-ADFF-EC6FFBD1CA0D}	explorer.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeShutdownPrivilege	4616	explorer.exe
Token: SeCreatePagefilePrivilege	4616	explorer.exe
Token: SeShutdownPrivilege	4616	explorer.exe
Token: SeCreatePagefilePrivilege	4616	explorer.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4616	explorer.exe
4616	explorer.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
4616	explorer.exe
4616	explorer.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2656	SKlauncher-3.2.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2656 wrote to memory of 2496	2656	SKlauncher-3.2.exe	84
PID 2656 wrote to memory of 2496	2656	SKlauncher-3.2.exe	84
PID 2496 wrote to memory of 4472	2496	java.exe	88
PID 2496 wrote to memory of 4472	2496	java.exe	88
PID 2656 wrote to memory of 64	2656	SKlauncher-3.2.exe	90
PID 2656 wrote to memory of 64	2656	SKlauncher-3.2.exe	90

C:\Users\Admin\AppData\Local\Temp\SKlauncher-3.2.exe
"C:\Users\Admin\AppData\Local\Temp\SKlauncher-3.2.exe"
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2656
- \??\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:2496
- - 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:4472
- \??\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:64

C:\Windows\system32\werfault.exe
werfault.exe /h /shared Global\e8270b35c58d47de8f797b25925c2a76 /t 3276 /p 3272
1⤵
PID:4732

C:\Windows\explorer.exe
explorer.exe
1⤵
- Modifies Installed Components in the registry
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:4616

C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
"C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
1⤵
PID:816

C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
"C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
1⤵
PID:4792

C:\Windows\system32\werfault.exe
werfault.exe /hc /shared Global\27a200a789e34053a52b0a862c2310b4 /t 3656 /p 4792
1⤵
PID:1576

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

File and Directory Permissions Modification

Modify Registry

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Web Service

1

T1102

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

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

Filesize
46B

MD5
e06c8057efac7a3a7db35ae1d55d3ce1

SHA1
fb21ddbfb9e0a475891ccd11b822d4b16dcd3279

SHA256
35319a246aba3c4ca6cd7230cb0b30eafa98e71306dcc32441f59dbdbffaa4a4

SHA512
fe540e0b6b6f31457543103628de91e041fbaa4fe7d8170f5f9da438594883ce3e51f731e216ac788253b3350e3443febfa4cce1f8c99fe026668dc59ce8944c

Download Submit
C:\Users\Admin\AppData\Local\Temp\flatlaf.temp\flatlaf-windows-x86_64-5006209187000.dll

Filesize
22KB

MD5
dcd68a87b7e6edbcfde48150403b22eb

SHA1
28e4839a29725075772fccc39b44e194eb91e477

SHA256
ae3352b6ad6cffaae55f4387f9f5e79365ea17f8d5fb45ef11d21c3300a49a4c

SHA512
ac2a6bc0afcd08c56090536a937772edd54f35505c9a5837d9bc8e91c31edb6137cf5191986b3473e9e2f512950b4dbfe4088598bfd1faf47088124c70aeba71

Download Submit
memory/64-19-0x00000193C2370000-0x00000193C3370000-memory.dmp

Filesize
16.0MB

Download
memory/64-29-0x00000193C2350000-0x00000193C2351000-memory.dmp

Filesize
4KB

Download
memory/2496-15-0x00000264632D0000-0x00000264632D1000-memory.dmp

Filesize
4KB

Download
memory/2496-176-0x00000264632F0000-0x00000264642F0000-memory.dmp

Filesize
16.0MB

Download
memory/2496-9-0x00000264632F0000-0x00000264642F0000-memory.dmp

Filesize
16.0MB

Download
memory/2656-105-0x00000000030C0000-0x00000000040C0000-memory.dmp

Filesize
16.0MB

Download
memory/2656-146-0x00000000030A0000-0x00000000030A1000-memory.dmp

Filesize
4KB

Download
memory/2656-87-0x00000000030C0000-0x00000000040C0000-memory.dmp

Filesize
16.0MB

Download
memory/2656-43-0x00000000030A0000-0x00000000030A1000-memory.dmp

Filesize
4KB

Download
memory/2656-115-0x00000000030C0000-0x00000000040C0000-memory.dmp

Filesize
16.0MB

Download
memory/2656-118-0x00000000030A0000-0x00000000030A1000-memory.dmp

Filesize
4KB

Download
memory/2656-129-0x00000000030C0000-0x00000000040C0000-memory.dmp

Filesize
16.0MB

Download
memory/2656-47-0x00000000030A0000-0x00000000030A1000-memory.dmp

Filesize
4KB

Download
memory/2656-148-0x00000000030A0000-0x00000000030A1000-memory.dmp

Filesize
4KB

Download
memory/2656-151-0x00000000030A0000-0x00000000030A1000-memory.dmp

Filesize
4KB

Download
memory/2656-196-0x00000000030A0000-0x00000000030A1000-memory.dmp

Filesize
4KB

Download
memory/2656-38-0x00000000030C0000-0x00000000040C0000-memory.dmp

Filesize
16.0MB

Download
memory/2656-186-0x00000000030A0000-0x00000000030A1000-memory.dmp

Filesize
4KB

Download
memory/4616-155-0x00000000041C0000-0x00000000041C1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads