xtremerat | 0b574735b9ecb6ad8f17c08c54c09b4dd4c6d20084994609ef5239928516b8b3

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
02-01-2025 01:32

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General

Target

JaffaCakes118_61da5e2734472f2404bee3775ca95220.exe
Size

45KB
MD5

61da5e2734472f2404bee3775ca95220
SHA1

808a085e78374768efe0a1d3437dfceef6dd72d5
SHA256

0b574735b9ecb6ad8f17c08c54c09b4dd4c6d20084994609ef5239928516b8b3
SHA512

bb61bcefd869785c1b735cfb9173dc736e2c893d0070a878477bdad53d65b6f085756c5bb5e29e00571c668ff3e0cfaee1942f58a03c984bce5d0b5fa879fb80
SSDEEP

768:NBr+tpFY90iY6W1jwmDzKgEFQX6klzIAnH8hwfOgw0cRzova:zybh31jxPEFQX6kxH84bkova

Score

10^/10

xtremerat discovery persistence rat spyware

Malware Config

Signatures

Detect XtremeRAT payload 1 IoCs

resource	yara_rule
behavioral1/memory/2172-0-0x0000000000C80000-0x0000000000C93000-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
2832	2172	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_61da5e2734472f2404bee3775ca95220.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2172 wrote to memory of 2832	2172	JaffaCakes118_61da5e2734472f2404bee3775ca95220.exe	30
PID 2172 wrote to memory of 2832	2172	JaffaCakes118_61da5e2734472f2404bee3775ca95220.exe	30
PID 2172 wrote to memory of 2832	2172	JaffaCakes118_61da5e2734472f2404bee3775ca95220.exe	30
PID 2172 wrote to memory of 2832	2172	JaffaCakes118_61da5e2734472f2404bee3775ca95220.exe	30

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_61da5e2734472f2404bee3775ca95220.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_61da5e2734472f2404bee3775ca95220.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2172
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2172 -s 160
  2⤵
  - Program crash
  PID:2832

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/2172-0-0x0000000000C80000-0x0000000000C93000-memory.dmp

Filesize
76KB

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