xtremerat | b6b6c85e36edfdffbac05317798f37af8aafb74a97190e39595f8b1e4a4c3593

Analysis

max time kernel
121s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
16/03/2025, 08:35

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General

Target

JaffaCakes118_79913ff3bb4a002af222d21620f1db4e.exe
Size

65KB
MD5

79913ff3bb4a002af222d21620f1db4e
SHA1

eed45a969fa92517516469bd5ad9e70d53abb6a6
SHA256

b6b6c85e36edfdffbac05317798f37af8aafb74a97190e39595f8b1e4a4c3593
SHA512

cf2d033cb4fb9023f5814882ff0998ca423ef8ac58483f14dffc1c8771ca4050a3f181991fb35c981f584820d00ad8ef02248c364966681b70f9ea237ac3656b
SSDEEP

1536:esq+QV4rObAdNoAf5UqiYmBArNwWAokAc:P44rORxAPAoe

Score

10^/10

xtremerat discovery persistence rat spyware

Malware Config

Signatures

Detect XtremeRAT payload 1 IoCs

resource	yara_rule
behavioral1/memory/2280-0-0x0000000010000000-0x000000001004A000-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
Xtremerat family
xtremerat

Program crash 1 IoCs

pid	pid_target	Process	procid_target
796	2280	WerFault.exe	30

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_79913ff3bb4a002af222d21620f1db4e.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2280 wrote to memory of 796	2280	JaffaCakes118_79913ff3bb4a002af222d21620f1db4e.exe	31
PID 2280 wrote to memory of 796	2280	JaffaCakes118_79913ff3bb4a002af222d21620f1db4e.exe	31
PID 2280 wrote to memory of 796	2280	JaffaCakes118_79913ff3bb4a002af222d21620f1db4e.exe	31
PID 2280 wrote to memory of 796	2280	JaffaCakes118_79913ff3bb4a002af222d21620f1db4e.exe	31

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_79913ff3bb4a002af222d21620f1db4e.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_79913ff3bb4a002af222d21620f1db4e.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2280
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2280 -s 160
  2⤵
  - Program crash
  PID:796

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/2280-0-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

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