xtremerat | c97dcf71bf417004a7b86c78c8f33a4e6577f0e988c5e1642c07e909ec101c0e

Analysis

max time kernel
119s
max time network
122s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
16-10-2024 22:52

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General

Target

4f747c4a11b99b6af9e66d70aa3a51a9_JaffaCakes118.exe
Size

62KB
MD5

4f747c4a11b99b6af9e66d70aa3a51a9
SHA1

229bca6928d1984350d37515d36629b9012497f0
SHA256

c97dcf71bf417004a7b86c78c8f33a4e6577f0e988c5e1642c07e909ec101c0e
SHA512

fc95c5ecfd0a136de1ed1e2e3c87d106387efdc3f368627c0cc8ce98c43ed83567f92c2e4224c9f913023352717a0ade73fa2fc166a3113ca485b6488f3e6bc4
SSDEEP

1536:s+8qDqQ8K9MK3tGjbNwPZ6oIeXHWTl5NX3L4:XqMyKdcPeXHW5P4

Score

10^/10

xtremerat discovery persistence rat spyware

Malware Config

Signatures

Detect XtremeRAT payload 2 IoCs

resource	yara_rule
behavioral1/memory/1504-0-0x0000000010000000-0x0000000010047000-memory.dmp	family_xtremerat
behavioral1/memory/1504-1-0x0000000010000000-0x0000000010047000-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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1068	1504	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	4f747c4a11b99b6af9e66d70aa3a51a9_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1504 wrote to memory of 1068	1504	4f747c4a11b99b6af9e66d70aa3a51a9_JaffaCakes118.exe	30
PID 1504 wrote to memory of 1068	1504	4f747c4a11b99b6af9e66d70aa3a51a9_JaffaCakes118.exe	30
PID 1504 wrote to memory of 1068	1504	4f747c4a11b99b6af9e66d70aa3a51a9_JaffaCakes118.exe	30
PID 1504 wrote to memory of 1068	1504	4f747c4a11b99b6af9e66d70aa3a51a9_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\4f747c4a11b99b6af9e66d70aa3a51a9_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\4f747c4a11b99b6af9e66d70aa3a51a9_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1504
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1504 -s 160
  2⤵
  - Program crash
  PID:1068

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/1504-0-0x0000000010000000-0x0000000010047000-memory.dmp

Filesize
284KB

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memory/1504-1-0x0000000010000000-0x0000000010047000-memory.dmp

Filesize
284KB

Download