xtremerat | 16bf391f2e74d45caeab7f3b35434f8fa57150d6d25443dd005468a1da0fc677

Analysis

max time kernel
94s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21-01-2025 08:24

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General

Target

JaffaCakes118_0344d597de11cce27cfe8275067ae7c5.exe
Size

37KB
MD5

0344d597de11cce27cfe8275067ae7c5
SHA1

2d7411309129a51d8e6b59e60476f52445b90cba
SHA256

16bf391f2e74d45caeab7f3b35434f8fa57150d6d25443dd005468a1da0fc677
SHA512

bd970c97280994b6479f069c399ee104e3fe520581f679a3862b3a56444e19331c1d05f65b8101299f813363d932a95be29fff7373a664a04374722e0ddc55c7
SSDEEP

768:HbA+7z6fLKh1PhbGa31V3m0C4NDySxN27KD917+Mf0qJG+Jx5LoI:HbSezpzV3rCqDyl7K77H0qJz

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

koko009.tzo.net

Signatures

Detect XtremeRAT payload 1 IoCs

resource	yara_rule
behavioral2/memory/2720-1-0x0000000010000000-0x0000000010050000-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 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2720-0-0x0000000010000000-0x0000000010050000-memory.dmp	upx
behavioral2/memory/2720-1-0x0000000010000000-0x0000000010050000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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_0344d597de11cce27cfe8275067ae7c5.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2720 wrote to memory of 708	2720	JaffaCakes118_0344d597de11cce27cfe8275067ae7c5.exe	83
PID 2720 wrote to memory of 708	2720	JaffaCakes118_0344d597de11cce27cfe8275067ae7c5.exe	83
PID 2720 wrote to memory of 708	2720	JaffaCakes118_0344d597de11cce27cfe8275067ae7c5.exe	83

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0344d597de11cce27cfe8275067ae7c5.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0344d597de11cce27cfe8275067ae7c5.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2720
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
  2⤵
  PID:708

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

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/2720-0-0x0000000010000000-0x0000000010050000-memory.dmp

Filesize
320KB

Download
memory/2720-1-0x0000000010000000-0x0000000010050000-memory.dmp

Filesize
320KB

Download