xtremerat | a35e6c849ee387bab6fd380f66b882af8d6b0c692c54a5bed1133587a849fb1d

Analysis

max time kernel
94s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20250129-en
resource tags

arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
submitted
30-01-2025 01:36

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General

Target

JaffaCakes118_5d5a39786f9e55059c403390cb50084e.exe
Size

128KB
MD5

5d5a39786f9e55059c403390cb50084e
SHA1

197c292179bbe597ade6e9cd7ad87212ccb02e46
SHA256

a35e6c849ee387bab6fd380f66b882af8d6b0c692c54a5bed1133587a849fb1d
SHA512

b2802eb873975576183f6a4d017405426482307d22caa5ac10e7289cce3cf12a32acac1348c2a5ab5bf4f9d11d42d6ad2478adcbb28679130d74517e30638a3c
SSDEEP

3072:4np8LCcYokY7hycwKGEnPfS+TpSH4peV25MV:Qp8LCcwQXja+T0Hxm

Score

10^/10

xtremerat discovery persistence rat spyware

Malware Config

Signatures

Detect XtremeRAT payload 1 IoCs

resource	yara_rule
behavioral2/memory/2472-5-0x0000000000C80000-0x0000000000C92000-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

Executes dropped EXE 1 IoCs

pid	Process
2472	svchost.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2436272344-4274332273-444425594-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Live = "C:\\Users\\Admin\\AppData\\Local\\Temp\\JaffaCakes118_5d5a39786f9e55059c403390cb50084e.exe"	JaffaCakes118_5d5a39786f9e55059c403390cb50084e.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4696 set thread context of 2472	4696	JaffaCakes118_5d5a39786f9e55059c403390cb50084e.exe	86

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2412	2472	WerFault.exe	86

System Location Discovery: System Language Discovery 1 TTPs 1 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_5d5a39786f9e55059c403390cb50084e.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 4696 wrote to memory of 2472	4696	JaffaCakes118_5d5a39786f9e55059c403390cb50084e.exe	86
PID 4696 wrote to memory of 2472	4696	JaffaCakes118_5d5a39786f9e55059c403390cb50084e.exe	86
PID 4696 wrote to memory of 2472	4696	JaffaCakes118_5d5a39786f9e55059c403390cb50084e.exe	86
PID 4696 wrote to memory of 2472	4696	JaffaCakes118_5d5a39786f9e55059c403390cb50084e.exe	86
PID 4696 wrote to memory of 2472	4696	JaffaCakes118_5d5a39786f9e55059c403390cb50084e.exe	86
PID 4696 wrote to memory of 2472	4696	JaffaCakes118_5d5a39786f9e55059c403390cb50084e.exe	86
PID 4696 wrote to memory of 2472	4696	JaffaCakes118_5d5a39786f9e55059c403390cb50084e.exe	86
PID 4696 wrote to memory of 2472	4696	JaffaCakes118_5d5a39786f9e55059c403390cb50084e.exe	86
PID 4696 wrote to memory of 2472	4696	JaffaCakes118_5d5a39786f9e55059c403390cb50084e.exe	86
PID 4696 wrote to memory of 2472	4696	JaffaCakes118_5d5a39786f9e55059c403390cb50084e.exe	86
PID 4696 wrote to memory of 2472	4696	JaffaCakes118_5d5a39786f9e55059c403390cb50084e.exe	86
PID 4696 wrote to memory of 2472	4696	JaffaCakes118_5d5a39786f9e55059c403390cb50084e.exe	86
PID 4696 wrote to memory of 2472	4696	JaffaCakes118_5d5a39786f9e55059c403390cb50084e.exe	86

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5d5a39786f9e55059c403390cb50084e.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5d5a39786f9e55059c403390cb50084e.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4696
- C:\Users\Admin\AppData\Local\Temp\svchost.exe
  C:\Users\Admin\AppData\Local\Temp\svchost.exe
  2⤵
  - Executes dropped EXE
  PID:2472
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2472 -s 12
    3⤵
    - Program crash
    PID:2412

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2472 -ip 2472
1⤵
PID:3128

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\svchost.exe

Filesize
34KB

MD5
e118330b4629b12368d91b9df6488be0

SHA1
ce90218c7e3b90df2a3409ec253048bb6472c2fd

SHA256
3a0f2936b8c45e8ba3458d69d7859a63844469e698652e15fb56639d32f40cc9

SHA512
ac91c04cb20223dbaaf594440cb778dff36e857921be427c8528ba4c6cdb3e8bf8e71e1ae8af7bde9c04ff5b97b379231625bc1a2b66aba2f98cd340cd8a94b0

Download Submit
memory/2472-5-0x0000000000C80000-0x0000000000C92000-memory.dmp

Filesize
72KB

Download
memory/4696-0-0x0000000074F02000-0x0000000074F03000-memory.dmp

Filesize
4KB

Download
memory/4696-1-0x0000000074F00000-0x00000000754B1000-memory.dmp

Filesize
5.7MB

Download
memory/4696-2-0x0000000074F00000-0x00000000754B1000-memory.dmp

Filesize
5.7MB

Download
memory/4696-8-0x0000000074F00000-0x00000000754B1000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads