xtremerat | 0b430fdf7a3b364d677e4bb08030e5e0545ab45e534c9b9e9fa1dbf47503e9da

General

Target

Notificacion_ReunionDeDemanda.exe
Size

121KB
MD5

a9cb4efcac5b5f8aec4dbd7166cb860f
SHA1

14a1cc2e1dca8ed9934569ca0f302d9d3c33148f
SHA256

0b430fdf7a3b364d677e4bb08030e5e0545ab45e534c9b9e9fa1dbf47503e9da
SHA512

c510dcfa13836cdd6e07946ff893f333ad230f9943391816dc4b98ca83f395f7a13635210bf45a8057f7973841aaa9db99325e24645cb44e9f65efeac42ae575
SSDEEP

1536:XXdP0bAQRC09QQ6fmuKU2ZBi1biuXKQ07E/aMMcLkz2A+/s/:Xc7RC09QQ6fmuKi1biuF0/X6zM

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

C2

fluber12.duckdns.org

Signatures

Detect XtremeRAT payload 6 IoCs

resource	yara_rule
behavioral1/memory/2104-12-0x0000000000C80000-0x0000000000C96000-memory.dmp	family_xtremerat
behavioral1/memory/2104-11-0x0000000000C80000-0x0000000000C96000-memory.dmp	family_xtremerat
behavioral1/memory/600-18-0x0000000000C80000-0x0000000000C96000-memory.dmp	family_xtremerat
behavioral1/memory/2240-22-0x0000000000C80000-0x0000000000C96000-memory.dmp	family_xtremerat
behavioral1/memory/2104-23-0x0000000000C80000-0x0000000000C96000-memory.dmp	family_xtremerat
behavioral1/memory/2240-25-0x0000000000C80000-0x0000000000C96000-memory.dmp	family_xtremerat

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

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\{5INIP0XW-S45U-O052-B3Y3-0WFP3XGH387O}	Notificacion_ReunionDeDemanda.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{5INIP0XW-S45U-O052-B3Y3-0WFP3XGH387O}\StubPath = "C:\\Users\\Admin\\AppData\\Local\\Temp\\system32\\2000.exe restart"	Notificacion_ReunionDeDemanda.EXE
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{5INIP0XW-S45U-O052-B3Y3-0WFP3XGH387O}	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{5INIP0XW-S45U-O052-B3Y3-0WFP3XGH387O}\StubPath = "C:\\Users\\Admin\\AppData\\Local\\Temp\\system32\\2000.exe restart"	svchost.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Users\\Admin\\AppData\\Local\\Temp\\system32\\2000.exe"	Notificacion_ReunionDeDemanda.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Users\\Admin\\AppData\\Local\\Temp\\system32\\2000.exe"	Notificacion_ReunionDeDemanda.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Users\\Admin\\AppData\\Local\\Temp\\system32\\2000.exe"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Users\\Admin\\AppData\\Local\\Temp\\system32\\2000.exe"	svchost.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2296 set thread context of 2104	2296	Notificacion_ReunionDeDemanda.exe	31

UPX packed file 10 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2104-5-0x0000000000C80000-0x0000000000C96000-memory.dmp	upx
behavioral1/memory/2104-4-0x0000000000C80000-0x0000000000C96000-memory.dmp	upx
behavioral1/memory/2104-8-0x0000000000C80000-0x0000000000C96000-memory.dmp	upx
behavioral1/memory/2104-10-0x0000000000C80000-0x0000000000C96000-memory.dmp	upx
behavioral1/memory/2104-12-0x0000000000C80000-0x0000000000C96000-memory.dmp	upx
behavioral1/memory/2104-11-0x0000000000C80000-0x0000000000C96000-memory.dmp	upx
behavioral1/memory/600-18-0x0000000000C80000-0x0000000000C96000-memory.dmp	upx
behavioral1/memory/2240-22-0x0000000000C80000-0x0000000000C96000-memory.dmp	upx
behavioral1/memory/2104-23-0x0000000000C80000-0x0000000000C96000-memory.dmp	upx
behavioral1/memory/2240-25-0x0000000000C80000-0x0000000000C96000-memory.dmp	upx

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	Notificacion_ReunionDeDemanda.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Notificacion_ReunionDeDemanda.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 SetWindowsHookEx 2 IoCs

pid	Process
2296	Notificacion_ReunionDeDemanda.exe
2240	explorer.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 2296 wrote to memory of 2104	2296	Notificacion_ReunionDeDemanda.exe	31
PID 2296 wrote to memory of 2104	2296	Notificacion_ReunionDeDemanda.exe	31
PID 2296 wrote to memory of 2104	2296	Notificacion_ReunionDeDemanda.exe	31
PID 2296 wrote to memory of 2104	2296	Notificacion_ReunionDeDemanda.exe	31
PID 2296 wrote to memory of 2104	2296	Notificacion_ReunionDeDemanda.exe	31
PID 2296 wrote to memory of 2104	2296	Notificacion_ReunionDeDemanda.exe	31
PID 2296 wrote to memory of 2104	2296	Notificacion_ReunionDeDemanda.exe	31
PID 2296 wrote to memory of 2104	2296	Notificacion_ReunionDeDemanda.exe	31
PID 2104 wrote to memory of 600	2104	Notificacion_ReunionDeDemanda.EXE	32
PID 2104 wrote to memory of 600	2104	Notificacion_ReunionDeDemanda.EXE	32
PID 2104 wrote to memory of 600	2104	Notificacion_ReunionDeDemanda.EXE	32
PID 2104 wrote to memory of 600	2104	Notificacion_ReunionDeDemanda.EXE	32
PID 2104 wrote to memory of 600	2104	Notificacion_ReunionDeDemanda.EXE	32
PID 2104 wrote to memory of 3032	2104	Notificacion_ReunionDeDemanda.EXE	33
PID 2104 wrote to memory of 3032	2104	Notificacion_ReunionDeDemanda.EXE	33
PID 2104 wrote to memory of 3032	2104	Notificacion_ReunionDeDemanda.EXE	33
PID 2104 wrote to memory of 3032	2104	Notificacion_ReunionDeDemanda.EXE	33
PID 2104 wrote to memory of 2240	2104	Notificacion_ReunionDeDemanda.EXE	34
PID 2104 wrote to memory of 2240	2104	Notificacion_ReunionDeDemanda.EXE	34
PID 2104 wrote to memory of 2240	2104	Notificacion_ReunionDeDemanda.EXE	34
PID 2104 wrote to memory of 2240	2104	Notificacion_ReunionDeDemanda.EXE	34
PID 2104 wrote to memory of 2240	2104	Notificacion_ReunionDeDemanda.EXE	34

C:\Users\Admin\AppData\Local\Temp\Notificacion_ReunionDeDemanda.exe
"C:\Users\Admin\AppData\Local\Temp\Notificacion_ReunionDeDemanda.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2296
- C:\Users\Admin\AppData\Local\Temp\Notificacion_ReunionDeDemanda.EXE
  "C:\Users\Admin\AppData\Local\Temp\Notificacion_ReunionDeDemanda.EXE"
  2⤵
  - Boot or Logon Autostart Execution: Active Setup
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2104
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    - Boot or Logon Autostart Execution: Active Setup
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    PID:600
- - C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe"
    3⤵
    PID:3032
- - C:\Windows\SysWOW64\explorer.exe
    explorer.exe
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    PID:2240

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2

T1547

Active Setup

1

T1547.014

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

2

T1547

Active Setup

1

T1547.014

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

2

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:\Users\Admin\AppData\Local\Temp\system32\2000.exe

Filesize
121KB

MD5
a9cb4efcac5b5f8aec4dbd7166cb860f

SHA1
14a1cc2e1dca8ed9934569ca0f302d9d3c33148f

SHA256
0b430fdf7a3b364d677e4bb08030e5e0545ab45e534c9b9e9fa1dbf47503e9da

SHA512
c510dcfa13836cdd6e07946ff893f333ad230f9943391816dc4b98ca83f395f7a13635210bf45a8057f7973841aaa9db99325e24645cb44e9f65efeac42ae575

Download Submit
memory/600-18-0x0000000000C80000-0x0000000000C96000-memory.dmp

Filesize
88KB

Download
memory/2104-3-0x0000000000C80000-0x0000000000C96000-memory.dmp

Filesize
88KB

Download
memory/2104-6-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2104-8-0x0000000000C80000-0x0000000000C96000-memory.dmp

Filesize
88KB

Download
memory/2104-10-0x0000000000C80000-0x0000000000C96000-memory.dmp

Filesize
88KB

Download
memory/2104-12-0x0000000000C80000-0x0000000000C96000-memory.dmp

Filesize
88KB

Download
memory/2104-11-0x0000000000C80000-0x0000000000C96000-memory.dmp

Filesize
88KB

Download
memory/2104-4-0x0000000000C80000-0x0000000000C96000-memory.dmp

Filesize
88KB

Download
memory/2104-5-0x0000000000C80000-0x0000000000C96000-memory.dmp

Filesize
88KB

Download
memory/2104-23-0x0000000000C80000-0x0000000000C96000-memory.dmp

Filesize
88KB

Download
memory/2240-22-0x0000000000C80000-0x0000000000C96000-memory.dmp

Filesize
88KB

Download
memory/2240-25-0x0000000000C80000-0x0000000000C96000-memory.dmp

Filesize
88KB

Download
memory/2296-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads