xtremerat | c78f808fa6c3a643232b4d3c5f88e2b396e1ffca54d42ddd2771fe70a222fa3f

Analysis

max time kernel
93s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09-12-2024 20:17

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

db5aef4f5492fbe3b91ee8378990fda8_JaffaCakes118.exe
Size

61KB
MD5

db5aef4f5492fbe3b91ee8378990fda8
SHA1

4f8cfbc766546c901db03e5caf6f8ee68eac80f2
SHA256

c78f808fa6c3a643232b4d3c5f88e2b396e1ffca54d42ddd2771fe70a222fa3f
SHA512

80b07f0a6a4a7e66a6fd7151e05fa68b0b7860a486735820d233a7505f0bc341cf0fd84a047fe7bccdb831b931cf70cbd6a7b1e5d9b5645494c6dd0f69287f12
SSDEEP

1536:pT8qDqQ8K9MKhuiUMKgP2koJxg8tl5NXx:tqMyKQLLg8/V

Score

10^/10

xtremerat discovery persistence rat spyware

Malware Config

Extracted

Family

xtremerat

amhi.no-ip.info

Signatures

Detect XtremeRAT payload 4 IoCs

resource	yara_rule
behavioral2/memory/3712-0-0x0000000010000000-0x0000000010047000-memory.dmp	family_xtremerat
behavioral2/memory/4680-1-0x0000000010000000-0x0000000010047000-memory.dmp	family_xtremerat
behavioral2/memory/4436-2-0x0000000010000000-0x0000000010047000-memory.dmp	family_xtremerat
behavioral2/memory/3712-4-0x0000000010000000-0x0000000010047000-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
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 4 IoCs

pid	pid_target	Process	procid_target
4936	4680	WerFault.exe	84
3592	3712	WerFault.exe	83
508	4680	WerFault.exe	84
224	3712	WerFault.exe	83

System Location Discovery: System Language Discovery 1 TTPs 3 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	db5aef4f5492fbe3b91ee8378990fda8_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	notepad.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4436 wrote to memory of 3712	4436	db5aef4f5492fbe3b91ee8378990fda8_JaffaCakes118.exe	83
PID 4436 wrote to memory of 3712	4436	db5aef4f5492fbe3b91ee8378990fda8_JaffaCakes118.exe	83
PID 4436 wrote to memory of 3712	4436	db5aef4f5492fbe3b91ee8378990fda8_JaffaCakes118.exe	83
PID 4436 wrote to memory of 3712	4436	db5aef4f5492fbe3b91ee8378990fda8_JaffaCakes118.exe	83
PID 4436 wrote to memory of 4680	4436	db5aef4f5492fbe3b91ee8378990fda8_JaffaCakes118.exe	84
PID 4436 wrote to memory of 4680	4436	db5aef4f5492fbe3b91ee8378990fda8_JaffaCakes118.exe	84
PID 4436 wrote to memory of 4680	4436	db5aef4f5492fbe3b91ee8378990fda8_JaffaCakes118.exe	84
PID 4436 wrote to memory of 4680	4436	db5aef4f5492fbe3b91ee8378990fda8_JaffaCakes118.exe	84

C:\Users\Admin\AppData\Local\Temp\db5aef4f5492fbe3b91ee8378990fda8_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\db5aef4f5492fbe3b91ee8378990fda8_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4436
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3712
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3712 -s 480
    3⤵
    - Program crash
    PID:3592
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3712 -s 488
    3⤵
    - Program crash
    PID:224
- C:\Windows\SysWOW64\notepad.exe
  notepad.exe
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4680
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4680 -s 480
    3⤵
    - Program crash
    PID:4936
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4680 -s 488
    3⤵
    - Program crash
    PID:508

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 3712 -ip 3712
1⤵
PID:4940

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 4680 -ip 4680
1⤵
PID:1796

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 556 -p 4680 -ip 4680
1⤵
PID:1992

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 568 -p 3712 -ip 3712
1⤵
PID:1772

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

Loading Replay Monitor...

Downloads

memory/3712-0-0x0000000010000000-0x0000000010047000-memory.dmp

Filesize
284KB

Download
memory/3712-4-0x0000000010000000-0x0000000010047000-memory.dmp

Filesize
284KB

Download
memory/4436-2-0x0000000010000000-0x0000000010047000-memory.dmp

Filesize
284KB

Download
memory/4680-1-0x0000000010000000-0x0000000010047000-memory.dmp

Filesize
284KB

Download