Analysis
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max time kernel
148s -
max time network
151s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
15/10/2024, 22:28
Static task
static1
Behavioral task
behavioral1
Sample
09f6b51ca13d8f61aafc0a581541c73b1f8035d7c65c34f1ab55a9794de84a0a.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
09f6b51ca13d8f61aafc0a581541c73b1f8035d7c65c34f1ab55a9794de84a0a.exe
Resource
win10v2004-20241007-en
General
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Target
09f6b51ca13d8f61aafc0a581541c73b1f8035d7c65c34f1ab55a9794de84a0a.exe
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Size
198KB
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MD5
e131e4e26e89fb8bee844af439cf1afc
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SHA1
e3e8cca073ee2174831f7b09d47748331ffadef9
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SHA256
09f6b51ca13d8f61aafc0a581541c73b1f8035d7c65c34f1ab55a9794de84a0a
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SHA512
6f533bf2247ff4668a4b6e8d9b09d53feef62d9a3d50b1c8e5086ce78cee9e4a9d5197dfc796744aea96f85c8639262ee2ffadb800872a48268212af713cc9c0
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SSDEEP
3072:fP5gvNVLIfHQja1RfmLQADwSKkhU+tLgT5lODbiC8r1PkT:X2vnSwjaOcADw9cUeCOf
Malware Config
Signatures
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Deletes itself 1 IoCs
pid Process 2552 gyfey.exe -
Executes dropped EXE 2 IoCs
pid Process 2552 gyfey.exe 2568 wgx.exe -
Loads dropped DLL 7 IoCs
pid Process 2784 cmd.exe 2784 cmd.exe 2552 gyfey.exe 2568 wgx.exe 2568 wgx.exe 2568 wgx.exe 2568 wgx.exe -
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows\CurrentVersion\Run\Depend = "c:\\Program Files\\lixbm\\wgx.exe \"c:\\Program Files\\lixbm\\wgxbe.dll\",Compliance" wgx.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\j: wgx.exe File opened (read-only) \??\k: wgx.exe File opened (read-only) \??\l: wgx.exe File opened (read-only) \??\o: wgx.exe File opened (read-only) \??\q: wgx.exe File opened (read-only) \??\r: wgx.exe File opened (read-only) \??\i: wgx.exe File opened (read-only) \??\m: wgx.exe File opened (read-only) \??\s: wgx.exe File opened (read-only) \??\t: wgx.exe File opened (read-only) \??\u: wgx.exe File opened (read-only) \??\e: wgx.exe File opened (read-only) \??\g: wgx.exe File opened (read-only) \??\h: wgx.exe File opened (read-only) \??\v: wgx.exe File opened (read-only) \??\y: wgx.exe File opened (read-only) \??\z: wgx.exe File opened (read-only) \??\a: wgx.exe File opened (read-only) \??\b: wgx.exe File opened (read-only) \??\n: wgx.exe File opened (read-only) \??\p: wgx.exe File opened (read-only) \??\w: wgx.exe File opened (read-only) \??\x: wgx.exe -
Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
description ioc Process File opened for modification \??\PHYSICALDRIVE0 wgx.exe -
Drops file in Program Files directory 4 IoCs
description ioc Process File opened for modification \??\c:\Program Files\lixbm\wgx.exe gyfey.exe File opened for modification \??\c:\Program Files\lixbm gyfey.exe File created \??\c:\Program Files\lixbm\wgxbe.dll gyfey.exe File created \??\c:\Program Files\lixbm\wgx.exe gyfey.exe -
System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 09f6b51ca13d8f61aafc0a581541c73b1f8035d7c65c34f1ab55a9794de84a0a.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language gyfey.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language wgx.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 2784 cmd.exe 2748 PING.EXE -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 wgx.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString wgx.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2748 PING.EXE -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2568 wgx.exe 2568 wgx.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2568 wgx.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2688 09f6b51ca13d8f61aafc0a581541c73b1f8035d7c65c34f1ab55a9794de84a0a.exe 2552 gyfey.exe -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 2688 wrote to memory of 2784 2688 09f6b51ca13d8f61aafc0a581541c73b1f8035d7c65c34f1ab55a9794de84a0a.exe 30 PID 2688 wrote to memory of 2784 2688 09f6b51ca13d8f61aafc0a581541c73b1f8035d7c65c34f1ab55a9794de84a0a.exe 30 PID 2688 wrote to memory of 2784 2688 09f6b51ca13d8f61aafc0a581541c73b1f8035d7c65c34f1ab55a9794de84a0a.exe 30 PID 2688 wrote to memory of 2784 2688 09f6b51ca13d8f61aafc0a581541c73b1f8035d7c65c34f1ab55a9794de84a0a.exe 30 PID 2784 wrote to memory of 2748 2784 cmd.exe 32 PID 2784 wrote to memory of 2748 2784 cmd.exe 32 PID 2784 wrote to memory of 2748 2784 cmd.exe 32 PID 2784 wrote to memory of 2748 2784 cmd.exe 32 PID 2784 wrote to memory of 2552 2784 cmd.exe 33 PID 2784 wrote to memory of 2552 2784 cmd.exe 33 PID 2784 wrote to memory of 2552 2784 cmd.exe 33 PID 2784 wrote to memory of 2552 2784 cmd.exe 33 PID 2552 wrote to memory of 2568 2552 gyfey.exe 34 PID 2552 wrote to memory of 2568 2552 gyfey.exe 34 PID 2552 wrote to memory of 2568 2552 gyfey.exe 34 PID 2552 wrote to memory of 2568 2552 gyfey.exe 34
Processes
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C:\Users\Admin\AppData\Local\Temp\09f6b51ca13d8f61aafc0a581541c73b1f8035d7c65c34f1ab55a9794de84a0a.exe"C:\Users\Admin\AppData\Local\Temp\09f6b51ca13d8f61aafc0a581541c73b1f8035d7c65c34f1ab55a9794de84a0a.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2688 -
C:\Windows\SysWOW64\cmd.execmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\gyfey.exe "C:\Users\Admin\AppData\Local\Temp\09f6b51ca13d8f61aafc0a581541c73b1f8035d7c65c34f1ab55a9794de84a0a.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:2784 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.1 -n 23⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:2748
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C:\Users\Admin\AppData\Local\Temp\gyfey.exeC:\Users\Admin\AppData\Local\Temp\\gyfey.exe "C:\Users\Admin\AppData\Local\Temp\09f6b51ca13d8f61aafc0a581541c73b1f8035d7c65c34f1ab55a9794de84a0a.exe"3⤵
- Deletes itself
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2552 -
\??\c:\Program Files\lixbm\wgx.exe"c:\Program Files\lixbm\wgx.exe" "c:\Program Files\lixbm\wgxbe.dll",Compliance C:\Users\Admin\AppData\Local\Temp\gyfey.exe4⤵
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Enumerates connected drives
- Writes to the Master Boot Record (MBR)
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2568
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Pre-OS Boot
1Bootkit
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
141KB
MD53748448106fe30be72b206753318c18f
SHA10d8277175d3204a0484d5a0dcff3c09755c02f0f
SHA2560bf3c4b607542ecb639529e59df0bd02df9c1b01ae3fda0c29a5e1d103499e73
SHA512fc42d42788b0a649546f8f0fff6a541dedba577e261355fb453ef8e25c2e9b0454df011b0222608411bc676bb8233b277695ed1945cfaa5171597240c39f1c60
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Filesize
43KB
MD551138beea3e2c21ec44d0932c71762a8
SHA18939cf35447b22dd2c6e6f443446acc1bf986d58
SHA2565ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124
SHA512794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d
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Filesize
198KB
MD5c0cd69945b20cb806e478a90980dc985
SHA130e4f53276a33eb77ca95a9c73b6a7421a5d61f4
SHA256504c78df9fdd15c4f8733372c76dcef9d6a8c593ac6bf5d9f25960b7a3c59bac
SHA512dd4d40fbc15ebdc4a09967e3eaaaa97eb6b2bb9352faaaff0568b9461f554e0ee4a9b2f2bd1774b50183fdb78d2a200ea7f275904abea3ced891fc43914b0b33