xtremerat | b1d32ddc5df183861c284abe0642194460f91db2a31ed3b0a76bdf49992d3c9a

Analysis

max time kernel
121s
max time network
124s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23-01-2025 09:45

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General

Target

JaffaCakes118_15fe8988261b5587ac59b5ba3db06ba9.exe
Size

44KB
MD5

15fe8988261b5587ac59b5ba3db06ba9
SHA1

0512d719ea22a0fbc6a6812cd3fe3328e7007220
SHA256

b1d32ddc5df183861c284abe0642194460f91db2a31ed3b0a76bdf49992d3c9a
SHA512

c3508641f39f93bfffb70c610d27bf4a618974953d3b70aeee21b36e912c24b754927ad3bf8fbbae496223a37e1f2f58be9a0b8f70e1527e60b7567e29f67cb6
SSDEEP

768:7Br+tjFqTPkAlfztB1lr6anltmTw8evm2cfOTwYPIBzoHT:VyRUHlrL1lr6anuT7evm22uQJoHT

Score

10^/10

xtremerat discovery persistence rat spyware

Malware Config

Signatures

Detect XtremeRAT payload 1 IoCs

resource	yara_rule
behavioral1/memory/2228-0-0x0000000000C80000-0x0000000000C93000-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
2728	2228	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_15fe8988261b5587ac59b5ba3db06ba9.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2228 wrote to memory of 2728	2228	JaffaCakes118_15fe8988261b5587ac59b5ba3db06ba9.exe	30
PID 2228 wrote to memory of 2728	2228	JaffaCakes118_15fe8988261b5587ac59b5ba3db06ba9.exe	30
PID 2228 wrote to memory of 2728	2228	JaffaCakes118_15fe8988261b5587ac59b5ba3db06ba9.exe	30
PID 2228 wrote to memory of 2728	2228	JaffaCakes118_15fe8988261b5587ac59b5ba3db06ba9.exe	30

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_15fe8988261b5587ac59b5ba3db06ba9.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_15fe8988261b5587ac59b5ba3db06ba9.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2228
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2228 -s 160
  2⤵
  - Program crash
  PID:2728

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/2228-0-0x0000000000C80000-0x0000000000C93000-memory.dmp

Filesize
76KB

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