xtremerat | ce01eb9ef2eb19a63852cb91f80f5023fa56a78771f4099d698bc9bec84eecee

General

Target

JaffaCakes118_2ea4687d10a477be48079de3d3cdb16a.exe
Size

21KB
MD5

2ea4687d10a477be48079de3d3cdb16a
SHA1

b9c098d3be56cf6ffbe29eba08599455743b9055
SHA256

ce01eb9ef2eb19a63852cb91f80f5023fa56a78771f4099d698bc9bec84eecee
SHA512

4a60d4333d841034195079e227521fd7fca772d120fd4ce7c169f3c219d885454373585bfe12b48cdf80197c8c98df1bb033cc250bd73dd62c77aa052cd88aa1
SSDEEP

384:wIdmF+TH95xJMu/0PlxjV8BINhuLJ37tMOpuqqz3KK7eIVmimLdY6vIIk0OI7hpS:wIsF8HdbKjV8BX7Vy6K7eIVTGdYf0O6S

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

C2

vb.myvnc.com

Signatures

Detect XtremeRAT payload 3 IoCs

resource	yara_rule
behavioral1/memory/2352-6-0x0000000000C80000-0x0000000000C96000-memory.dmp	family_xtremerat
behavioral1/memory/860-7-0x0000000000C80000-0x0000000000C96000-memory.dmp	family_xtremerat
behavioral1/memory/2352-9-0x0000000000C80000-0x0000000000C96000-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 2 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\{SQN40LN7-0TCI-S7RS-26FK-8Y544XWG6ILS}	JaffaCakes118_2ea4687d10a477be48079de3d3cdb16a.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{SQN40LN7-0TCI-S7RS-26FK-8Y544XWG6ILS}\StubPath = "C:\\Users\\Admin\\AppData\\Local\\Temp\\window\\window.exe restart"	JaffaCakes118_2ea4687d10a477be48079de3d3cdb16a.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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\HKAS = "C:\\Users\\Admin\\AppData\\Local\\Temp\\window\\window.exe"	JaffaCakes118_2ea4687d10a477be48079de3d3cdb16a.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\HKBU = "C:\\Users\\Admin\\AppData\\Local\\Temp\\window\\window.exe"	JaffaCakes118_2ea4687d10a477be48079de3d3cdb16a.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/860-0-0x0000000000C80000-0x0000000000C96000-memory.dmp	upx
behavioral1/memory/2352-6-0x0000000000C80000-0x0000000000C96000-memory.dmp	upx
behavioral1/memory/860-7-0x0000000000C80000-0x0000000000C96000-memory.dmp	upx
behavioral1/memory/2352-9-0x0000000000C80000-0x0000000000C96000-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 2 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	JaffaCakes118_2ea4687d10a477be48079de3d3cdb16a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2352	svchost.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 860 wrote to memory of 2352	860	JaffaCakes118_2ea4687d10a477be48079de3d3cdb16a.exe	30
PID 860 wrote to memory of 2352	860	JaffaCakes118_2ea4687d10a477be48079de3d3cdb16a.exe	30
PID 860 wrote to memory of 2352	860	JaffaCakes118_2ea4687d10a477be48079de3d3cdb16a.exe	30
PID 860 wrote to memory of 2352	860	JaffaCakes118_2ea4687d10a477be48079de3d3cdb16a.exe	30
PID 860 wrote to memory of 2352	860	JaffaCakes118_2ea4687d10a477be48079de3d3cdb16a.exe	30

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2ea4687d10a477be48079de3d3cdb16a.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2ea4687d10a477be48079de3d3cdb16a.exe"
1⤵
- Boot or Logon Autostart Execution: Active Setup
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:860
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:2352

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

memory/860-0-0x0000000000C80000-0x0000000000C96000-memory.dmp

Filesize
88KB

Download
memory/860-7-0x0000000000C80000-0x0000000000C96000-memory.dmp

Filesize
88KB

Download
memory/2352-4-0x0000000000C80000-0x0000000000C96000-memory.dmp

Filesize
88KB

Download
memory/2352-6-0x0000000000C80000-0x0000000000C96000-memory.dmp

Filesize
88KB

Download
memory/2352-9-0x0000000000C80000-0x0000000000C96000-memory.dmp

Filesize
88KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads