Analysis
-
max time kernel
140s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
22-07-2024 12:19
Static task
static1
Behavioral task
behavioral1
Sample
RYKAWEnpep6RbEt.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
RYKAWEnpep6RbEt.exe
Resource
win10v2004-20240709-en
General
-
Target
RYKAWEnpep6RbEt.exe
-
Size
519KB
-
MD5
9568c0d01e18776fe76cd6e8b269666d
-
SHA1
8e0b1b887167f8522fb050659685471db1c56b7a
-
SHA256
31d2d46288e99c3c702b3302bb061c0cab77612e7ff9e5488bbd1e9099760be1
-
SHA512
8d80a7a4772094f0d681c9908c6bd1777afc7889db1d5a1373992203f1add4f50e8fafa0fe3b0437ca5fd985fccfc037cd1785337098d3a7140f91da859ef259
-
SSDEEP
12288:aMmrEMRPt1beVXvUuT0BT86aPnIpRiuLvgJMj1xrOUwwk:u/PtkUqAH5LvgijXk
Malware Config
Extracted
lokibot
http://byorn.us/kaka/kaka1/fre.php
http://kbfvzoboss.bid/alien/fre.php
http://alphastand.trade/alien/fre.php
http://alphastand.win/alien/fre.php
http://alphastand.top/alien/fre.php
Signatures
-
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-384068567-2943195810-3631207890-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook RYKAWEnpep6RbEt.exe Key opened \REGISTRY\USER\S-1-5-21-384068567-2943195810-3631207890-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook RYKAWEnpep6RbEt.exe Key opened \REGISTRY\USER\S-1-5-21-384068567-2943195810-3631207890-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook RYKAWEnpep6RbEt.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4056 set thread context of 2780 4056 RYKAWEnpep6RbEt.exe 96 -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4056 RYKAWEnpep6RbEt.exe 4056 RYKAWEnpep6RbEt.exe 4056 RYKAWEnpep6RbEt.exe 4056 RYKAWEnpep6RbEt.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 2780 RYKAWEnpep6RbEt.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4056 RYKAWEnpep6RbEt.exe Token: SeDebugPrivilege 2780 RYKAWEnpep6RbEt.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 4056 wrote to memory of 4316 4056 RYKAWEnpep6RbEt.exe 94 PID 4056 wrote to memory of 4316 4056 RYKAWEnpep6RbEt.exe 94 PID 4056 wrote to memory of 4316 4056 RYKAWEnpep6RbEt.exe 94 PID 4056 wrote to memory of 4932 4056 RYKAWEnpep6RbEt.exe 95 PID 4056 wrote to memory of 4932 4056 RYKAWEnpep6RbEt.exe 95 PID 4056 wrote to memory of 4932 4056 RYKAWEnpep6RbEt.exe 95 PID 4056 wrote to memory of 2780 4056 RYKAWEnpep6RbEt.exe 96 PID 4056 wrote to memory of 2780 4056 RYKAWEnpep6RbEt.exe 96 PID 4056 wrote to memory of 2780 4056 RYKAWEnpep6RbEt.exe 96 PID 4056 wrote to memory of 2780 4056 RYKAWEnpep6RbEt.exe 96 PID 4056 wrote to memory of 2780 4056 RYKAWEnpep6RbEt.exe 96 PID 4056 wrote to memory of 2780 4056 RYKAWEnpep6RbEt.exe 96 PID 4056 wrote to memory of 2780 4056 RYKAWEnpep6RbEt.exe 96 PID 4056 wrote to memory of 2780 4056 RYKAWEnpep6RbEt.exe 96 PID 4056 wrote to memory of 2780 4056 RYKAWEnpep6RbEt.exe 96 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-384068567-2943195810-3631207890-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook RYKAWEnpep6RbEt.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-384068567-2943195810-3631207890-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook RYKAWEnpep6RbEt.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\RYKAWEnpep6RbEt.exe"C:\Users\Admin\AppData\Local\Temp\RYKAWEnpep6RbEt.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4056 -
C:\Users\Admin\AppData\Local\Temp\RYKAWEnpep6RbEt.exe"{path}"2⤵PID:4316
-
-
C:\Users\Admin\AppData\Local\Temp\RYKAWEnpep6RbEt.exe"{path}"2⤵PID:4932
-
-
C:\Users\Admin\AppData\Local\Temp\RYKAWEnpep6RbEt.exe"{path}"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2780
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-384068567-2943195810-3631207890-1000\0f5007522459c86e95ffcc62f32308f1_89cda556-130e-4f17-88ab-af18fe5b92e6
Filesize46B
MD5d898504a722bff1524134c6ab6a5eaa5
SHA1e0fdc90c2ca2a0219c99d2758e68c18875a3e11e
SHA256878f32f76b159494f5a39f9321616c6068cdb82e88df89bcc739bbc1ea78e1f9
SHA51226a4398bffb0c0aef9a6ec53cd3367a2d0abf2f70097f711bbbf1e9e32fd9f1a72121691bb6a39eeb55d596edd527934e541b4defb3b1426b1d1a6429804dc61
-
C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-384068567-2943195810-3631207890-1000\0f5007522459c86e95ffcc62f32308f1_89cda556-130e-4f17-88ab-af18fe5b92e6
Filesize46B
MD5c07225d4e7d01d31042965f048728a0a
SHA169d70b340fd9f44c89adb9a2278df84faa9906b7
SHA2568c136c7ae08020ad16fd1928e36ad335ddef8b85906d66b712fff049aa57dc9a
SHA51223d3cea738e1abf561320847c39dadc8b5794d7bd8761b0457956f827a17ad2556118b909a3e6929db79980ccf156a6f58ac823cf88329e62417d2807b34b64b