xtremerat | 89ea1713321fbd890802d9515c1d919ad38b03f89efa8a1783bacd6af51d06e5

General

Target

961a8521cce79a46a60744ab54b754b8_JaffaCakes118.exe
Size

1.3MB
MD5

961a8521cce79a46a60744ab54b754b8
SHA1

685d5847d3ee7b924753b2a52a784305e440e8a3
SHA256

89ea1713321fbd890802d9515c1d919ad38b03f89efa8a1783bacd6af51d06e5
SHA512

ff5213341f112192c10481342b1e1495951e68924a79782e60751fae10148b60122171185ef11a87d65655d7fe4fcbb0eb3dcbcfa20a3bcd7bc194e9772f79fe
SSDEEP

24576:0SeKtzMR45AKKp6fI/XzRaMbh9wXOeVB3zwrXTGwqhTvm3TdTMd5:mRjK6WkxhreVRzwrXDq1m3T1Md5

Score

10^/10

xtremerat discovery persistence rat spyware

Malware Config

Extracted

Family

xtremerat

C2

dangerkimo2012.no-ip.org

Signatures

Detect XtremeRAT payload 8 IoCs

resource	yara_rule
behavioral2/memory/4316-4-0x0000000000C80000-0x0000000000C93000-memory.dmp	family_xtremerat
behavioral2/memory/4316-7-0x0000000000C80000-0x0000000000C93000-memory.dmp	family_xtremerat
behavioral2/memory/4316-5-0x0000000000C80000-0x0000000000C93000-memory.dmp	family_xtremerat
behavioral2/memory/4316-9-0x0000000000C80000-0x0000000000C93000-memory.dmp	family_xtremerat
behavioral2/memory/3672-19-0x0000000000C80000-0x0000000000C93000-memory.dmp	family_xtremerat
behavioral2/memory/2172-21-0x0000000000C80000-0x0000000000C93000-memory.dmp	family_xtremerat
behavioral2/memory/4316-23-0x0000000000C80000-0x0000000000C93000-memory.dmp	family_xtremerat
behavioral2/memory/2172-25-0x0000000000C80000-0x0000000000C93000-memory.dmp	family_xtremerat

Modifies WinLogon for persistence 2 TTPs 4 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe C:\\Windows\\system32\\java\\java.exe"	961a8521cce79a46a60744ab54b754b8_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe C:\\Windows\\system32\\java\\java.exe"	961a8521cce79a46a60744ab54b754b8_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe C:\\Windows\\system32\\java\\java.exe"	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe C:\\Windows\\system32\\java\\java.exe"	svchost.exe

XtremeRAT
The XtremeRAT was developed by xtremecoder and has been available since at least 2010, and written in Delphi.
persistence spyware rat xtremerat
Xtremerat family
xtremerat

Adds policy Run key to start application 2 TTPs 8 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Server = "C:\\Windows\\system32\\java\\java.exe"	961a8521cce79a46a60744ab54b754b8_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Server = "C:\\Windows\\system32\\java\\java.exe"	svchost.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Server = "C:\\Windows\\system32\\java\\java.exe"	svchost.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	961a8521cce79a46a60744ab54b754b8_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Server = "C:\\Windows\\system32\\java\\java.exe"	961a8521cce79a46a60744ab54b754b8_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	961a8521cce79a46a60744ab54b754b8_JaffaCakes118.exe

Boot or Logon Autostart Execution: Active Setup 2 TTPs 4 IoCs

Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

persistence

Active Setup

T1547.014

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{3GD6SXDI-1O6A-GMQK-GYIV-87I7182N8IH7}	961a8521cce79a46a60744ab54b754b8_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{3GD6SXDI-1O6A-GMQK-GYIV-87I7182N8IH7}\StubPath = "C:\\Windows\\system32\\java\\java.exe restart"	961a8521cce79a46a60744ab54b754b8_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{3GD6SXDI-1O6A-GMQK-GYIV-87I7182N8IH7}	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{3GD6SXDI-1O6A-GMQK-GYIV-87I7182N8IH7}\StubPath = "C:\\Windows\\system32\\java\\java.exe restart"	svchost.exe

Adds Run key to start application 2 TTPs 8 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\Server = "C:\\Windows\\system32\\java\\java.exe"	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\Server = "C:\\Windows\\system32\\java\\java.exe"	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\system32\\java\\java.exe"	961a8521cce79a46a60744ab54b754b8_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\system32\\java\\java.exe"	961a8521cce79a46a60744ab54b754b8_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\Server = "C:\\Windows\\system32\\java\\java.exe"	961a8521cce79a46a60744ab54b754b8_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\Server = "C:\\Windows\\system32\\java\\java.exe"	961a8521cce79a46a60744ab54b754b8_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\system32\\java\\java.exe"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\system32\\java\\java.exe"	svchost.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\java\java.exe	961a8521cce79a46a60744ab54b754b8_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\java\java.exe	961a8521cce79a46a60744ab54b754b8_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\java\	961a8521cce79a46a60744ab54b754b8_JaffaCakes118.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
3172	961a8521cce79a46a60744ab54b754b8_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3172 set thread context of 4316	3172	961a8521cce79a46a60744ab54b754b8_JaffaCakes118.exe	85

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 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	961a8521cce79a46a60744ab54b754b8_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	961a8521cce79a46a60744ab54b754b8_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	explorer.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3172	961a8521cce79a46a60744ab54b754b8_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3172	961a8521cce79a46a60744ab54b754b8_JaffaCakes118.exe
2172	explorer.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 3172 wrote to memory of 4316	3172	961a8521cce79a46a60744ab54b754b8_JaffaCakes118.exe	85
PID 3172 wrote to memory of 4316	3172	961a8521cce79a46a60744ab54b754b8_JaffaCakes118.exe	85
PID 3172 wrote to memory of 4316	3172	961a8521cce79a46a60744ab54b754b8_JaffaCakes118.exe	85
PID 3172 wrote to memory of 4316	3172	961a8521cce79a46a60744ab54b754b8_JaffaCakes118.exe	85
PID 3172 wrote to memory of 4316	3172	961a8521cce79a46a60744ab54b754b8_JaffaCakes118.exe	85
PID 3172 wrote to memory of 4316	3172	961a8521cce79a46a60744ab54b754b8_JaffaCakes118.exe	85
PID 3172 wrote to memory of 4316	3172	961a8521cce79a46a60744ab54b754b8_JaffaCakes118.exe	85
PID 3172 wrote to memory of 4316	3172	961a8521cce79a46a60744ab54b754b8_JaffaCakes118.exe	85
PID 3172 wrote to memory of 4316	3172	961a8521cce79a46a60744ab54b754b8_JaffaCakes118.exe	85
PID 3172 wrote to memory of 4316	3172	961a8521cce79a46a60744ab54b754b8_JaffaCakes118.exe	85
PID 3172 wrote to memory of 4316	3172	961a8521cce79a46a60744ab54b754b8_JaffaCakes118.exe	85
PID 3172 wrote to memory of 4316	3172	961a8521cce79a46a60744ab54b754b8_JaffaCakes118.exe	85
PID 3172 wrote to memory of 4316	3172	961a8521cce79a46a60744ab54b754b8_JaffaCakes118.exe	85
PID 4316 wrote to memory of 3672	4316	961a8521cce79a46a60744ab54b754b8_JaffaCakes118.exe	86
PID 4316 wrote to memory of 3672	4316	961a8521cce79a46a60744ab54b754b8_JaffaCakes118.exe	86
PID 4316 wrote to memory of 3672	4316	961a8521cce79a46a60744ab54b754b8_JaffaCakes118.exe	86
PID 4316 wrote to memory of 3672	4316	961a8521cce79a46a60744ab54b754b8_JaffaCakes118.exe	86
PID 4316 wrote to memory of 2172	4316	961a8521cce79a46a60744ab54b754b8_JaffaCakes118.exe	87
PID 4316 wrote to memory of 2172	4316	961a8521cce79a46a60744ab54b754b8_JaffaCakes118.exe	87
PID 4316 wrote to memory of 2172	4316	961a8521cce79a46a60744ab54b754b8_JaffaCakes118.exe	87
PID 4316 wrote to memory of 2172	4316	961a8521cce79a46a60744ab54b754b8_JaffaCakes118.exe	87

C:\Users\Admin\AppData\Local\Temp\961a8521cce79a46a60744ab54b754b8_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\961a8521cce79a46a60744ab54b754b8_JaffaCakes118.exe"
1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3172
- C:\Users\Admin\AppData\Local\Temp\961a8521cce79a46a60744ab54b754b8_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\961a8521cce79a46a60744ab54b754b8_JaffaCakes118.exe"
  2⤵
  - Modifies WinLogon for persistence
  - Adds policy Run key to start application
  - Boot or Logon Autostart Execution: Active Setup
  - Adds Run key to start application
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4316
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    - Modifies WinLogon for persistence
    - Adds policy Run key to start application
    - Boot or Logon Autostart Execution: Active Setup
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    PID:3672
- - C:\Windows\SysWOW64\explorer.exe
    explorer.exe
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    PID:2172

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

4

T1547

Active Setup

1

T1547.014

Registry Run Keys / Startup Folder

2

T1547.001

Winlogon Helper DLL

1

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

4

T1547

Active Setup

1

T1547.014

Registry Run Keys / Startup Folder

2

T1547.001

Winlogon Helper DLL

1

T1547.004

Defense Evasion

Modify Registry

4

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

C:\Windows\SysWOW64\java\java.exe

Filesize
1.3MB

MD5
961a8521cce79a46a60744ab54b754b8

SHA1
685d5847d3ee7b924753b2a52a784305e440e8a3

SHA256
89ea1713321fbd890802d9515c1d919ad38b03f89efa8a1783bacd6af51d06e5

SHA512
ff5213341f112192c10481342b1e1495951e68924a79782e60751fae10148b60122171185ef11a87d65655d7fe4fcbb0eb3dcbcfa20a3bcd7bc194e9772f79fe

Download Submit
memory/2172-25-0x0000000000C80000-0x0000000000C93000-memory.dmp

Filesize
76KB

Download
memory/2172-21-0x0000000000C80000-0x0000000000C93000-memory.dmp

Filesize
76KB

Download
memory/3172-12-0x0000000074D00000-0x00000000752B1000-memory.dmp

Filesize
5.7MB

Download
memory/3172-1-0x0000000074D02000-0x0000000074D03000-memory.dmp

Filesize
4KB

Download
memory/3172-2-0x0000000074D00000-0x00000000752B1000-memory.dmp

Filesize
5.7MB

Download
memory/3172-3-0x0000000074D00000-0x00000000752B1000-memory.dmp

Filesize
5.7MB

Download
memory/3172-0-0x0000000039B80000-0x0000000039F60000-memory.dmp

Filesize
3.9MB

Download
memory/3172-11-0x0000000039B80000-0x0000000039F60000-memory.dmp

Filesize
3.9MB

Download
memory/3672-19-0x0000000000C80000-0x0000000000C93000-memory.dmp

Filesize
76KB

Download
memory/4316-4-0x0000000000C80000-0x0000000000C93000-memory.dmp

Filesize
76KB

Download
memory/4316-9-0x0000000000C80000-0x0000000000C93000-memory.dmp

Filesize
76KB

Download
memory/4316-5-0x0000000000C80000-0x0000000000C93000-memory.dmp

Filesize
76KB

Download
memory/4316-7-0x0000000000C80000-0x0000000000C93000-memory.dmp

Filesize
76KB

Download
memory/4316-22-0x0000000039B80000-0x0000000039F60000-memory.dmp

Filesize
3.9MB

Download
memory/4316-23-0x0000000000C80000-0x0000000000C93000-memory.dmp

Filesize
76KB

Download
memory/4316-8-0x0000000039B80000-0x0000000039F60000-memory.dmp

Filesize
3.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads