xtremerat | 5c411aa97bb3ddfb1006204996eeb80898c8d6f0b15a2c516c65483dbdd2ea13

General

Target

JaffaCakes118_35368b8ab1e1b01582ab67c45ecda042.exe
Size

113KB
MD5

35368b8ab1e1b01582ab67c45ecda042
SHA1

626ac90e59d87a8a45666d999e1212bb72f51f11
SHA256

5c411aa97bb3ddfb1006204996eeb80898c8d6f0b15a2c516c65483dbdd2ea13
SHA512

31c35f31953ad922a11238cd8dcbe51d7dc093faff59977c2166d826408c1119ec3fe05d73167f14c86be93847594ad58f4d3b21d9768153a95804d6f82c0319
SSDEEP

1536:fC5p7b0RGwWtTYGUFwMeAur6vcOAFpRJNF+75DUSvHgMpvP5D9xOPcJS7:fIdo8tEMF+ErFnJkUmAMVRccJS7

Score

10^/10

xtremerat discovery persistence rat spyware

Malware Config

Extracted

Family

xtremerat

C2

x0n1rlz.no-ip.biz

Signatures

Detect XtremeRAT payload 8 IoCs

resource	yara_rule
behavioral2/memory/868-4-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/868-3-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/868-7-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/868-5-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/4316-8-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/868-11-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/4316-12-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/868-13-0x0000000010000000-0x000000001004A000-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\{1N556FP8-O3W3-30W5-22WD-A725R111KXS5}	JaffaCakes118_35368b8ab1e1b01582ab67c45ecda042.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{1N556FP8-O3W3-30W5-22WD-A725R111KXS5}\StubPath = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Gadgets\\Sidebar.exe restart"	JaffaCakes118_35368b8ab1e1b01582ab67c45ecda042.exe

Adds Run key to start application 2 TTPs 3 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\Gadgets = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Gadgets\\Sidebar.exe"	JaffaCakes118_35368b8ab1e1b01582ab67c45ecda042.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Gadgets = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Gadgets\\Sidebar.exe"	JaffaCakes118_35368b8ab1e1b01582ab67c45ecda042.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Gadget = "%Gadget%"	JaffaCakes118_35368b8ab1e1b01582ab67c45ecda042.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3260 set thread context of 868	3260	JaffaCakes118_35368b8ab1e1b01582ab67c45ecda042.exe	85

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

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
2188	4316	WerFault.exe	86
4084	4316	WerFault.exe	86

System Location Discovery: System Language Discovery 1 TTPs 3 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_35368b8ab1e1b01582ab67c45ecda042.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_35368b8ab1e1b01582ab67c45ecda042.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3260	JaffaCakes118_35368b8ab1e1b01582ab67c45ecda042.exe
868	JaffaCakes118_35368b8ab1e1b01582ab67c45ecda042.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 3260 wrote to memory of 868	3260	JaffaCakes118_35368b8ab1e1b01582ab67c45ecda042.exe	85
PID 3260 wrote to memory of 868	3260	JaffaCakes118_35368b8ab1e1b01582ab67c45ecda042.exe	85
PID 3260 wrote to memory of 868	3260	JaffaCakes118_35368b8ab1e1b01582ab67c45ecda042.exe	85
PID 3260 wrote to memory of 868	3260	JaffaCakes118_35368b8ab1e1b01582ab67c45ecda042.exe	85
PID 3260 wrote to memory of 868	3260	JaffaCakes118_35368b8ab1e1b01582ab67c45ecda042.exe	85
PID 3260 wrote to memory of 868	3260	JaffaCakes118_35368b8ab1e1b01582ab67c45ecda042.exe	85
PID 3260 wrote to memory of 868	3260	JaffaCakes118_35368b8ab1e1b01582ab67c45ecda042.exe	85
PID 3260 wrote to memory of 868	3260	JaffaCakes118_35368b8ab1e1b01582ab67c45ecda042.exe	85
PID 3260 wrote to memory of 868	3260	JaffaCakes118_35368b8ab1e1b01582ab67c45ecda042.exe	85
PID 3260 wrote to memory of 868	3260	JaffaCakes118_35368b8ab1e1b01582ab67c45ecda042.exe	85
PID 3260 wrote to memory of 868	3260	JaffaCakes118_35368b8ab1e1b01582ab67c45ecda042.exe	85
PID 3260 wrote to memory of 868	3260	JaffaCakes118_35368b8ab1e1b01582ab67c45ecda042.exe	85
PID 3260 wrote to memory of 868	3260	JaffaCakes118_35368b8ab1e1b01582ab67c45ecda042.exe	85
PID 868 wrote to memory of 4316	868	JaffaCakes118_35368b8ab1e1b01582ab67c45ecda042.exe	86
PID 868 wrote to memory of 4316	868	JaffaCakes118_35368b8ab1e1b01582ab67c45ecda042.exe	86
PID 868 wrote to memory of 4316	868	JaffaCakes118_35368b8ab1e1b01582ab67c45ecda042.exe	86
PID 868 wrote to memory of 4316	868	JaffaCakes118_35368b8ab1e1b01582ab67c45ecda042.exe	86

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_35368b8ab1e1b01582ab67c45ecda042.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_35368b8ab1e1b01582ab67c45ecda042.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3260
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_35368b8ab1e1b01582ab67c45ecda042.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_35368b8ab1e1b01582ab67c45ecda042.exe
  2⤵
  - Boot or Logon Autostart Execution: Active Setup
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:868
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4316
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4316 -s 484
      4⤵
      Program crash
      PID:2188
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4316 -s 504
      4⤵
      Program crash
      PID:4084

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4316 -ip 4316
1⤵
PID:2844

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 4316 -ip 4316
1⤵
PID:976

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/868-4-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/868-3-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/868-7-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/868-5-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/868-11-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/868-13-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/3260-0-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/3260-6-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/4316-8-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/4316-12-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads