xtremerat | 695b8f527f922590f8e49a80d2583174c1cdf1ab015d63304b4d19f2e78136dd

Analysis

max time kernel
139s
max time network
127s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
16-10-2024 06:29

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General

Target

4bc1d56dee057a83511ea525eee6c66c_JaffaCakes118.exe
Size

233KB
MD5

4bc1d56dee057a83511ea525eee6c66c
SHA1

918df9156641f136153676438cb3b14b6906ee8a
SHA256

695b8f527f922590f8e49a80d2583174c1cdf1ab015d63304b4d19f2e78136dd
SHA512

999dab4dfc968bcc27a403d607f5a8729cc09b20e6bb0428bc6f638674f732f87931ca3098cd925ccb113a06a7f7bed36f345b1c43a97bbbcd6c6e2150e18e48
SSDEEP

3072:yk6pnnJfny7mhwKDSRzzkbvWDHzuCsdoL/n0Y2SPxolPH2mV8EPGgiCyTjInmxCR:4nHvo2BV8EehjInmaEnrST

Score

10^/10

xtremerat discovery persistence rat spyware

Malware Config

Signatures

Detect XtremeRAT payload 6 IoCs

resource	yara_rule
behavioral2/memory/1160-7-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/1160-9-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/1160-8-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/1160-5-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/1160-3-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/1160-2-0x0000000010000000-0x000000001004A000-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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4748 set thread context of 1160	4748	4bc1d56dee057a83511ea525eee6c66c_JaffaCakes118.exe	94

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4252	1160	WerFault.exe	94

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	4bc1d56dee057a83511ea525eee6c66c_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4748	4bc1d56dee057a83511ea525eee6c66c_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 4748 wrote to memory of 1160	4748	4bc1d56dee057a83511ea525eee6c66c_JaffaCakes118.exe	94
PID 4748 wrote to memory of 1160	4748	4bc1d56dee057a83511ea525eee6c66c_JaffaCakes118.exe	94
PID 4748 wrote to memory of 1160	4748	4bc1d56dee057a83511ea525eee6c66c_JaffaCakes118.exe	94
PID 4748 wrote to memory of 1160	4748	4bc1d56dee057a83511ea525eee6c66c_JaffaCakes118.exe	94
PID 4748 wrote to memory of 1160	4748	4bc1d56dee057a83511ea525eee6c66c_JaffaCakes118.exe	94
PID 4748 wrote to memory of 1160	4748	4bc1d56dee057a83511ea525eee6c66c_JaffaCakes118.exe	94
PID 4748 wrote to memory of 1160	4748	4bc1d56dee057a83511ea525eee6c66c_JaffaCakes118.exe	94
PID 4748 wrote to memory of 1160	4748	4bc1d56dee057a83511ea525eee6c66c_JaffaCakes118.exe	94
PID 4748 wrote to memory of 1160	4748	4bc1d56dee057a83511ea525eee6c66c_JaffaCakes118.exe	94
PID 4748 wrote to memory of 1160	4748	4bc1d56dee057a83511ea525eee6c66c_JaffaCakes118.exe	94
PID 4748 wrote to memory of 1160	4748	4bc1d56dee057a83511ea525eee6c66c_JaffaCakes118.exe	94
PID 4748 wrote to memory of 1160	4748	4bc1d56dee057a83511ea525eee6c66c_JaffaCakes118.exe	94
PID 4748 wrote to memory of 1160	4748	4bc1d56dee057a83511ea525eee6c66c_JaffaCakes118.exe	94

C:\Users\Admin\AppData\Local\Temp\4bc1d56dee057a83511ea525eee6c66c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\4bc1d56dee057a83511ea525eee6c66c_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4748
- C:\Users\Admin\AppData\Local\Temp\4bc1d56dee057a83511ea525eee6c66c_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\4bc1d56dee057a83511ea525eee6c66c_JaffaCakes118.exe
  2⤵
  PID:1160
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1160 -s 12
    3⤵
    - Program crash
    PID:4252

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1160 -ip 1160
1⤵
PID:4956

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

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Downloads

memory/1160-7-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/1160-9-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/1160-8-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/1160-5-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/1160-3-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/1160-2-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download