xtremerat | 55ca78fc0c8d66f7eac84788027b2fd214d193e0f59d8f2c5bfe5f8b9a60166d

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
01-01-2025 19:50

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General

Target

JaffaCakes118_60540eb6987ee44750f4f2a004964980.exe
Size

81KB
MD5

60540eb6987ee44750f4f2a004964980
SHA1

7f58fda7117873c1efd361912f8311852dcd8305
SHA256

55ca78fc0c8d66f7eac84788027b2fd214d193e0f59d8f2c5bfe5f8b9a60166d
SHA512

60bd0cb0bc6c902b48edb6320a913b9ae6f8f12f91dd44eeeddeaf0fb99ce9d7c91b6f71e2841fc52e6b7b5c2b0cce351c17dd954a78b2d0ac792d63c43a3ba5
SSDEEP

768:6Bpx+z68AYIxIhZhBX19r6CdochkgWJpegkzoHEeU2FMQ6t:eLIqihDx19r6CdVhP6pegkoG6MQ

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Signatures

Detect XtremeRAT payload 1 IoCs

resource	yara_rule
behavioral1/memory/3032-0-0x0000000000C80000-0x0000000000C96000-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

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/3032-0-0x0000000000C80000-0x0000000000C96000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2056	3032	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_60540eb6987ee44750f4f2a004964980.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3032 wrote to memory of 2056	3032	JaffaCakes118_60540eb6987ee44750f4f2a004964980.exe	30
PID 3032 wrote to memory of 2056	3032	JaffaCakes118_60540eb6987ee44750f4f2a004964980.exe	30
PID 3032 wrote to memory of 2056	3032	JaffaCakes118_60540eb6987ee44750f4f2a004964980.exe	30
PID 3032 wrote to memory of 2056	3032	JaffaCakes118_60540eb6987ee44750f4f2a004964980.exe	30

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_60540eb6987ee44750f4f2a004964980.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_60540eb6987ee44750f4f2a004964980.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3032
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3032 -s 160
  2⤵
  - Program crash
  PID:2056

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/3032-0-0x0000000000C80000-0x0000000000C96000-memory.dmp

Filesize
88KB

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