554a640cd90240ea215e228703607109ada7c16576b49592d2c1460fff232f26

General

Target
jaffacakes118_Microsoft Windows 7-8 Ultimate Extreme Edition 2010_cy8qihuh.exe
Size 7.0MB
Sample260910-ekth5awhqd
SHA256 554a640cd90240ea215e228703607109ada7c16576b49592d2c1460fff232f26
MD5 d7d5fd50c5a5dc57463e26e5a21a6585
SHA1 df80a0902efbdde7520d9c4a11e096a010c3c3de
SHA512 dfc34fd3ec1f97ae18a8f4aa12beecf79b04c8ae24b91e0049994e2403f1c8af6417c811307aaa9525c64a64bc86b69e2815b8bcc86d2dbab48f8169be81d7d1
SSDEEP 3072:LPZnGdDHpkaOZdLrOI9uYaQnMvF2BfslazXzdHnXV/R/Z+fYv09ZO:lkDDObLCI9BxMN2BfsYtnVR/Z+F
TLSH
T185760083B12C9505FF3449BD6C8F63D0327B5B180243F2A9BA666B1D4BF5351AEDB908
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
3196	Silverlieght.exe
4276	Silverlieght.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1079202589-886135813-2527035092-1000\Software\Microsoft\Windows\CurrentVersion\Run\Silverlieght = "\"C:\\Users\\Admin\\AppData\\Roaming\\Silverlieght.exe\""	Silverlieght.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Executes a command shell one-liner 1 TTPs 6 IoCs

Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

execution

Windows Command Shell

T1059.003

pid	Process
4464	cmd.exe
3856	cmd.exe
4868	cmd.exe
5708	cmd.exe
2960	cmd.exe
1816	cmd.exe

System Location Discovery: System Language Discovery 1 TTPs 9 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Silverlieght.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Silverlieght.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	jaffacakes118_Microsoft Windows 7-8 Ultimate Extreme Edition 2010_cy8qihuh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3176	jaffacakes118_Microsoft Windows 7-8 Ultimate Extreme Edition 2010_cy8qihuh.exe
Token: SeDebugPrivilege	4276	Silverlieght.exe
Token: SeDebugPrivilege	3196	Silverlieght.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 3176 wrote to memory of 4464	3176	jaffacakes118_Microsoft Windows 7-8 Ultimate Extreme Edition 2010_cy8qihuh.exe	89
PID 4464 wrote to memory of 3856	4464	cmd.exe	91
PID 3856 wrote to memory of 4868	3856	cmd.exe	92
PID 4868 wrote to memory of 5708	4868	cmd.exe	93
PID 3176 wrote to memory of 2960	3176	jaffacakes118_Microsoft Windows 7-8 Ultimate Extreme Edition 2010_cy8qihuh.exe	94
PID 2960 wrote to memory of 1816	2960	cmd.exe	96
PID 1816 wrote to memory of 3196	1816	cmd.exe	97

C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Microsoft Windows 7-8 Ultimate Extreme Edition 2010_cy8qihuh.exe
"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Microsoft Windows 7-8 Ultimate Extreme Edition 2010_cy8qihuh.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3176
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c cmd /c cmd /c cmd /c copy "C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Microsoft Windows 7-8 Ultimate Extreme Edition 2010_cy8qihuh.exe" "C:\Users\Admin\AppData\Roaming\Silverlieght.exe"
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4464
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c cmd /c cmd /c copy "C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Microsoft Windows 7-8 Ultimate Extreme Edition 2010_cy8qihuh.exe" "C:\Users\Admin\AppData\Roaming\Silverlieght.exe"
    3⤵
    - Executes a command shell one-liner
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3856
  - - C:\Windows\SysWOW64\cmd.exe
      cmd /c cmd /c copy "C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Microsoft Windows 7-8 Ultimate Extreme Edition 2010_cy8qihuh.exe" "C:\Users\Admin\AppData\Roaming\Silverlieght.exe"
      4⤵
      Executes a command shell one-liner
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:4868
    - - C:\Windows\SysWOW64\cmd.exe
        
        cmd /c copy "C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Microsoft Windows 7-8 Ultimate Extreme Edition 2010_cy8qihuh.exe" "C:\Users\Admin\AppData\Roaming\Silverlieght.exe"
        5⤵
        Executes a command shell one-liner
        System Location Discovery: System Language Discovery
        
        PID:5708
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c cmd /c "C:\Users\Admin\AppData\Roaming\Silverlieght.exe"
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2960
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c "C:\Users\Admin\AppData\Roaming\Silverlieght.exe"
    3⤵
    - Executes a command shell one-liner
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1816
  - - C:\Users\Admin\AppData\Roaming\Silverlieght.exe
      C:\Users\Admin\AppData\Roaming\Silverlieght.exe
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      PID:3196

C:\Users\Admin\AppData\Roaming\Silverlieght.exe
"C:\Users\Admin\AppData\Roaming\Silverlieght.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4276

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

Windows Command Shell

1

T1059.003

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

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

Silverlieght.exe

Path C:\Users\Admin\AppData\Roaming\Silverlieght.exe
Size 7.0MB
SHA256 554a640cd90240ea215e228703607109ada7c16576b49592d2c1460fff232f26
MD5 d7d5fd50c5a5dc57463e26e5a21a6585
SHA1 df80a0902efbdde7520d9c4a11e096a010c3c3de
SHA512 dfc34fd3ec1f97ae18a8f4aa12beecf79b04c8ae24b91e0049994e2403f1c8af6417c811307aaa9525c64a64bc86b69e2815b8bcc86d2dbab48f8169be81d7d1
SSDEEP 3072:LPZnGdDHpkaOZdLrOI9uYaQnMvF2BfslazXzdHnXV/R/Z+fYv09ZO:lkDDObLCI9BxMN2BfsYtnVR/Z+F
TLSH
T185760083B12C9505FF3449BD6C8F63D0327B5B180243F2A9BA666B1D4BF5351AEDB908
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/3176-0-0x0000000001300000-0x0000000001310000-memory.dmp

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memory/3176-1-0x0000000075172000-0x0000000075174000-memory.dmp

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memory/3196-3-0x0000000075170000-0x0000000075791000-memory.dmp

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memory/3196-4-0x0000000075170000-0x0000000075791000-memory.dmp

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memory/3196-6-0x0000000075170000-0x0000000075791000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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