xtremerat | 55e9355c907b1155b0d06fa2594647e0e72db468d106231e9739d88fd434372b

Analysis

max time kernel
118s
max time network
120s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
08-02-2025 06:20

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General

Target

JaffaCakes118_bff3d6611506e388b6d5fb276664aeac.exe
Size

44KB
MD5

bff3d6611506e388b6d5fb276664aeac
SHA1

9c54a3473ebdb9c26c150ff0db790ed544160e14
SHA256

55e9355c907b1155b0d06fa2594647e0e72db468d106231e9739d88fd434372b
SHA512

0fb78b0e1c2cc74423393d133366f0c5aac33c791f7d88f346130f289c3362d3e9905f075e45ed57211dd57625daaa8719d7b82ee4c7ca67f09fb0b1cb81fae3
SSDEEP

768:rBr+tjFqTPkAlfztB1lr6an3zmTA8uvm2XfOTwYPIdzo4J:FyRUHlrL1lr6anCTLuvm2PuQ9o4J

Score

10^/10

xtremerat discovery persistence rat spyware

Malware Config

Signatures

Detect XtremeRAT payload 1 IoCs

resource	yara_rule
behavioral1/memory/2328-0-0x0000000000C80000-0x0000000000C93000-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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3052	2328	WerFault.exe	29

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_bff3d6611506e388b6d5fb276664aeac.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2328 wrote to memory of 3052	2328	JaffaCakes118_bff3d6611506e388b6d5fb276664aeac.exe	30
PID 2328 wrote to memory of 3052	2328	JaffaCakes118_bff3d6611506e388b6d5fb276664aeac.exe	30
PID 2328 wrote to memory of 3052	2328	JaffaCakes118_bff3d6611506e388b6d5fb276664aeac.exe	30
PID 2328 wrote to memory of 3052	2328	JaffaCakes118_bff3d6611506e388b6d5fb276664aeac.exe	30

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bff3d6611506e388b6d5fb276664aeac.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bff3d6611506e388b6d5fb276664aeac.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2328
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2328 -s 160
  2⤵
  - Program crash
  PID:3052

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2328-0-0x0000000000C80000-0x0000000000C93000-memory.dmp

Filesize
76KB

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