xtremerat | a283594af324d7db03e8b81bcb6e874d3e324a63e4303e1240692c74edde401f

Analysis

max time kernel
92s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
03-01-2025 11:38

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General

Target

JaffaCakes118_6c57d7068ef6459b25b53d49796dec0c.exe
Size

45KB
MD5

6c57d7068ef6459b25b53d49796dec0c
SHA1

ea83bab942d06f9f8a05b7cb5ee50f842f7b9d7e
SHA256

a283594af324d7db03e8b81bcb6e874d3e324a63e4303e1240692c74edde401f
SHA512

58e40e6e6af84e9107fbecb61de95391e453797e841913372a1be6fe8a74da3f24fc32ba0afd72fa1e0ba1ba2cf60774a78efe1e5568a6241eb33c5cfa50f7bd
SSDEEP

768:NBr+tjFY90iY6W1jwmzgEFQX6klzIAnH8hwfOgw0cRzova:zyRh31j2EFQX6kxH84bkova

Score

10^/10

xtremerat discovery persistence rat spyware

Malware Config

Signatures

Detect XtremeRAT payload 3 IoCs

resource	yara_rule
behavioral2/memory/1208-6-0x0000000000C80000-0x0000000000C93000-memory.dmp	family_xtremerat
behavioral2/memory/4300-7-0x0000000000C80000-0x0000000000C93000-memory.dmp	family_xtremerat
behavioral2/memory/1208-8-0x0000000000C80000-0x0000000000C93000-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
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{5460C4DF-B266-909E-CB58-E32B79832EB2}\StubPath = "C:\\Windows\\system32\\wbem\\xml.exe restart"	JaffaCakes118_6c57d7068ef6459b25b53d49796dec0c.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{5460C4DF-B266-909E-CB58-E32B79832EB2}	JaffaCakes118_6c57d7068ef6459b25b53d49796dec0c.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\wbem\xml.exe	JaffaCakes118_6c57d7068ef6459b25b53d49796dec0c.exe
File created	C:\Windows\SysWOW64\wbem\xml.exe	JaffaCakes118_6c57d7068ef6459b25b53d49796dec0c.exe
File opened for modification	C:\Windows\SysWOW64\wbem\	JaffaCakes118_6c57d7068ef6459b25b53d49796dec0c.exe

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
4264	1208	WerFault.exe	83
2572	1208	WerFault.exe	83

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_6c57d7068ef6459b25b53d49796dec0c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4300 wrote to memory of 1208	4300	JaffaCakes118_6c57d7068ef6459b25b53d49796dec0c.exe	83
PID 4300 wrote to memory of 1208	4300	JaffaCakes118_6c57d7068ef6459b25b53d49796dec0c.exe	83
PID 4300 wrote to memory of 1208	4300	JaffaCakes118_6c57d7068ef6459b25b53d49796dec0c.exe	83
PID 4300 wrote to memory of 1208	4300	JaffaCakes118_6c57d7068ef6459b25b53d49796dec0c.exe	83

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6c57d7068ef6459b25b53d49796dec0c.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6c57d7068ef6459b25b53d49796dec0c.exe"
1⤵
- Boot or Logon Autostart Execution: Active Setup
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4300
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1208
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1208 -s 456
    3⤵
    - Program crash
    PID:4264
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1208 -s 464
    3⤵
    - Program crash
    PID:2572

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1208 -ip 1208
1⤵
PID:3920

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 1208 -ip 1208
1⤵
PID:5004

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Active Setup

T1547.014

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Active Setup

T1547.014

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1208-6-0x0000000000C80000-0x0000000000C93000-memory.dmp

Filesize
76KB

Download
memory/1208-8-0x0000000000C80000-0x0000000000C93000-memory.dmp

Filesize
76KB

Download
memory/4300-7-0x0000000000C80000-0x0000000000C93000-memory.dmp

Filesize
76KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads