xpertrat | a36735377d731d16330587a190a99acbd5a1d9556e066d771268f8b4b6cd3821

General

Target

920a84f8fce7b1b7bed3e1c7dfed6ace_JaffaCakes118.exe
Size

931KB
MD5

920a84f8fce7b1b7bed3e1c7dfed6ace
SHA1

62ec70792894b003aa5ad208b576a2e182f0d3f0
SHA256

a36735377d731d16330587a190a99acbd5a1d9556e066d771268f8b4b6cd3821
SHA512

f2da84c7e5f0154d45b7db2077b3bc514d6bf5d9de41888ba0469ceeb545c01455730d45144e07daabeb789ee85ca7978a55ac18cd57cfc2771204b58bb5aed2
SSDEEP

12288:LR94nvMreRXa/yla6Uqm+o/kDrzlqGZQ+3ocujQNIqWiLpYruy5g1aj9/RdLIT5C:LR9eRXa/Sa6Uq0/kDrzRb26nnjqKoeK

Score

10^/10

xpertrat xbox discovery evasion persistence rat trojan

Malware Config

Extracted

Family

xpertrat

Version

3.0.10

Botnet

xbox

C2

91.193.75.200:4726

79.134.225.97:4726

Mutex

P4U8N5X3-N0E7-P7T5-M113-K7R6K4S0G6G6

Signatures

Modifies Windows Defender Real-time Protection settings 3 TTPs 4 IoCs

evasion trojan

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify Tools

T1562.001

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	920a84f8fce7b1b7bed3e1c7dfed6ace_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	920a84f8fce7b1b7bed3e1c7dfed6ace_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	920a84f8fce7b1b7bed3e1c7dfed6ace_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	920a84f8fce7b1b7bed3e1c7dfed6ace_JaffaCakes118.exe

UAC bypass 3 TTPs 1 IoCs

evasion trojan

Bypass User Account Control

T1548.002

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	920a84f8fce7b1b7bed3e1c7dfed6ace_JaffaCakes118.exe

Windows security bypass 2 TTPs 1 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UACDisableNotify = "0"	920a84f8fce7b1b7bed3e1c7dfed6ace_JaffaCakes118.exe

XpertRAT
XpertRAT is a remote access trojan with various capabilities.
rat xpertrat

XpertRAT Core payload 1 IoCs

resource	yara_rule
behavioral1/memory/2384-30-0x0000000000400000-0x0000000000443000-memory.dmp	xpertrat

Adds policy Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run	iexplore.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\P4U8N5X3-N0E7-P7T5-M113-K7R6K4S0G6G6 = "C:\\Users\\Admin\\AppData\\Roaming\\P4U8N5X3-N0E7-P7T5-M113-K7R6K4S0G6G6\\P4U8N5X3-N0E7-P7T5-M113-K7R6K4S0G6G6.exe"	iexplore.exe

Deletes itself 1 IoCs

pid	Process
784	notepad.exe

Windows security modification 2 TTPs 3 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Features	920a84f8fce7b1b7bed3e1c7dfed6ace_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	920a84f8fce7b1b7bed3e1c7dfed6ace_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UACDisableNotify = "0"	920a84f8fce7b1b7bed3e1c7dfed6ace_JaffaCakes118.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\P4U8N5X3-N0E7-P7T5-M113-K7R6K4S0G6G6 = "C:\\Users\\Admin\\AppData\\Roaming\\P4U8N5X3-N0E7-P7T5-M113-K7R6K4S0G6G6\\P4U8N5X3-N0E7-P7T5-M113-K7R6K4S0G6G6.exe"	iexplore.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\P4U8N5X3-N0E7-P7T5-M113-K7R6K4S0G6G6 = "C:\\Users\\Admin\\AppData\\Roaming\\P4U8N5X3-N0E7-P7T5-M113-K7R6K4S0G6G6\\P4U8N5X3-N0E7-P7T5-M113-K7R6K4S0G6G6.exe"	iexplore.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	920a84f8fce7b1b7bed3e1c7dfed6ace_JaffaCakes118.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2864 set thread context of 612	2864	920a84f8fce7b1b7bed3e1c7dfed6ace_JaffaCakes118.exe	33
PID 612 set thread context of 2384	612	920a84f8fce7b1b7bed3e1c7dfed6ace_JaffaCakes118.exe	34

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.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	920a84f8fce7b1b7bed3e1c7dfed6ace_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	920a84f8fce7b1b7bed3e1c7dfed6ace_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	iexplore.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	notepad.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2864	920a84f8fce7b1b7bed3e1c7dfed6ace_JaffaCakes118.exe
2864	920a84f8fce7b1b7bed3e1c7dfed6ace_JaffaCakes118.exe
2864	920a84f8fce7b1b7bed3e1c7dfed6ace_JaffaCakes118.exe
2676	powershell.exe
612	920a84f8fce7b1b7bed3e1c7dfed6ace_JaffaCakes118.exe
612	920a84f8fce7b1b7bed3e1c7dfed6ace_JaffaCakes118.exe
612	920a84f8fce7b1b7bed3e1c7dfed6ace_JaffaCakes118.exe
612	920a84f8fce7b1b7bed3e1c7dfed6ace_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2864	920a84f8fce7b1b7bed3e1c7dfed6ace_JaffaCakes118.exe
Token: SeDebugPrivilege	2676	powershell.exe
Token: SeDebugPrivilege	2384	iexplore.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
612	920a84f8fce7b1b7bed3e1c7dfed6ace_JaffaCakes118.exe
2384	iexplore.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 2864 wrote to memory of 2676	2864	920a84f8fce7b1b7bed3e1c7dfed6ace_JaffaCakes118.exe	31
PID 2864 wrote to memory of 2676	2864	920a84f8fce7b1b7bed3e1c7dfed6ace_JaffaCakes118.exe	31
PID 2864 wrote to memory of 2676	2864	920a84f8fce7b1b7bed3e1c7dfed6ace_JaffaCakes118.exe	31
PID 2864 wrote to memory of 2676	2864	920a84f8fce7b1b7bed3e1c7dfed6ace_JaffaCakes118.exe	31
PID 2864 wrote to memory of 612	2864	920a84f8fce7b1b7bed3e1c7dfed6ace_JaffaCakes118.exe	33
PID 2864 wrote to memory of 612	2864	920a84f8fce7b1b7bed3e1c7dfed6ace_JaffaCakes118.exe	33
PID 2864 wrote to memory of 612	2864	920a84f8fce7b1b7bed3e1c7dfed6ace_JaffaCakes118.exe	33
PID 2864 wrote to memory of 612	2864	920a84f8fce7b1b7bed3e1c7dfed6ace_JaffaCakes118.exe	33
PID 2864 wrote to memory of 612	2864	920a84f8fce7b1b7bed3e1c7dfed6ace_JaffaCakes118.exe	33
PID 2864 wrote to memory of 612	2864	920a84f8fce7b1b7bed3e1c7dfed6ace_JaffaCakes118.exe	33
PID 2864 wrote to memory of 612	2864	920a84f8fce7b1b7bed3e1c7dfed6ace_JaffaCakes118.exe	33
PID 2864 wrote to memory of 612	2864	920a84f8fce7b1b7bed3e1c7dfed6ace_JaffaCakes118.exe	33
PID 612 wrote to memory of 2384	612	920a84f8fce7b1b7bed3e1c7dfed6ace_JaffaCakes118.exe	34
PID 612 wrote to memory of 2384	612	920a84f8fce7b1b7bed3e1c7dfed6ace_JaffaCakes118.exe	34
PID 612 wrote to memory of 2384	612	920a84f8fce7b1b7bed3e1c7dfed6ace_JaffaCakes118.exe	34
PID 612 wrote to memory of 2384	612	920a84f8fce7b1b7bed3e1c7dfed6ace_JaffaCakes118.exe	34
PID 612 wrote to memory of 2384	612	920a84f8fce7b1b7bed3e1c7dfed6ace_JaffaCakes118.exe	34
PID 612 wrote to memory of 2384	612	920a84f8fce7b1b7bed3e1c7dfed6ace_JaffaCakes118.exe	34
PID 612 wrote to memory of 2384	612	920a84f8fce7b1b7bed3e1c7dfed6ace_JaffaCakes118.exe	34
PID 612 wrote to memory of 2384	612	920a84f8fce7b1b7bed3e1c7dfed6ace_JaffaCakes118.exe	34
PID 612 wrote to memory of 2384	612	920a84f8fce7b1b7bed3e1c7dfed6ace_JaffaCakes118.exe	34
PID 2384 wrote to memory of 784	2384	iexplore.exe	35
PID 2384 wrote to memory of 784	2384	iexplore.exe	35
PID 2384 wrote to memory of 784	2384	iexplore.exe	35
PID 2384 wrote to memory of 784	2384	iexplore.exe	35
PID 2384 wrote to memory of 784	2384	iexplore.exe	35

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	920a84f8fce7b1b7bed3e1c7dfed6ace_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\920a84f8fce7b1b7bed3e1c7dfed6ace_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\920a84f8fce7b1b7bed3e1c7dfed6ace_JaffaCakes118.exe"
1⤵
- Modifies Windows Defender Real-time Protection settings
- Windows security modification
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2864
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "powershell" Get-MpPreference -verbose
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2676
- C:\Users\Admin\AppData\Local\Temp\920a84f8fce7b1b7bed3e1c7dfed6ace_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\920a84f8fce7b1b7bed3e1c7dfed6ace_JaffaCakes118.exe"
  2⤵
  - UAC bypass
  - Windows security bypass
  - Windows security modification
  - Checks whether UAC is enabled
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  - System policy modification
  PID:612
- - C:\Program Files (x86)\Internet Explorer\iexplore.exe
    C:\Users\Admin\AppData\Local\Temp\920a84f8fce7b1b7bed3e1c7dfed6ace_JaffaCakes118.exe
    3⤵
    - Adds policy Run key to start application
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2384
  - - C:\Windows\SysWOW64\notepad.exe
      notepad.exe
      4⤵
      Deletes itself
      System Location Discovery: System Language Discovery
      PID:784

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

2

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Privilege Escalation

Abuse Elevation Control Mechanism

1

T1548

Bypass User Account Control

1

T1548.002

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

2

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Defense Evasion

Abuse Elevation Control Mechanism

1

T1548

Bypass User Account Control

1

T1548.002

Impair Defenses

4

T1562

Disable or Modify Tools

Modify Registry

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

memory/612-16-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/612-38-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/612-29-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/612-21-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/612-22-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/612-24-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/612-18-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/2384-30-0x0000000000400000-0x0000000000443000-memory.dmp

Filesize
268KB

Download
memory/2676-12-0x000000006F0C0000-0x000000006F66B000-memory.dmp

Filesize
5.7MB

Download
memory/2676-15-0x000000006F0C0000-0x000000006F66B000-memory.dmp

Filesize
5.7MB

Download
memory/2676-11-0x000000006F0C1000-0x000000006F0C2000-memory.dmp

Filesize
4KB

Download
memory/2676-13-0x000000006F0C0000-0x000000006F66B000-memory.dmp

Filesize
5.7MB

Download
memory/2676-14-0x000000006F0C0000-0x000000006F66B000-memory.dmp

Filesize
5.7MB

Download
memory/2864-7-0x0000000004850000-0x00000000048A4000-memory.dmp

Filesize
336KB

Download
memory/2864-8-0x0000000004900000-0x0000000004934000-memory.dmp

Filesize
208KB

Download
memory/2864-0-0x000000007418E000-0x000000007418F000-memory.dmp

Filesize
4KB

Download
memory/2864-6-0x0000000074180000-0x000000007486E000-memory.dmp

Filesize
6.9MB

Download
memory/2864-5-0x000000007418E000-0x000000007418F000-memory.dmp

Filesize
4KB

Download
memory/2864-4-0x00000000008E0000-0x00000000008E8000-memory.dmp

Filesize
32KB

Download
memory/2864-3-0x0000000074180000-0x000000007486E000-memory.dmp

Filesize
6.9MB

Download
memory/2864-31-0x0000000074180000-0x000000007486E000-memory.dmp

Filesize
6.9MB

Download
memory/2864-2-0x0000000004150000-0x00000000041AC000-memory.dmp

Filesize
368KB

Download
memory/2864-1-0x0000000000930000-0x0000000000A20000-memory.dmp

Filesize
960KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads