xtremerat | 1e8de216803ac3f4102291bc7967f324097aa4081ba484c327f9484f48564d54

Analysis

max time kernel
78s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20250217-en
resource tags

arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
submitted
13/03/2025, 13:27

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

JaffaCakes118_70c4846da016989877ad76b2716a1d75.exe
Size

153KB
MD5

70c4846da016989877ad76b2716a1d75
SHA1

940172b00f78c80d1d29f3a4e368394b073bfff5
SHA256

1e8de216803ac3f4102291bc7967f324097aa4081ba484c327f9484f48564d54
SHA512

2b9249f1136884a5bb7def55d5d9ce35a886508cf98105c161cd6f62da6a02704734c54769ea9c95994cd465a02df5b5c7785d4aa43d76e9aec3f2d986094283
SSDEEP

3072:DNsSLXeWz++ho0u6kmPAcSiyyyy4KKhcKXbJ:DBL9+mBu9mPAcCKKhcKXbJ

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

sophian.no-ip.biz

Signatures

Detect XtremeRAT payload 3 IoCs

resource	yara_rule
behavioral2/memory/2408-1-0x0000000010000000-0x0000000010096000-memory.dmp	family_xtremerat
behavioral2/memory/4668-2-0x0000000010000000-0x0000000010096000-memory.dmp	family_xtremerat
behavioral2/memory/2408-3-0x0000000010000000-0x0000000010096000-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 4 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4668-0-0x0000000010000000-0x0000000010096000-memory.dmp	upx
behavioral2/memory/2408-1-0x0000000010000000-0x0000000010096000-memory.dmp	upx
behavioral2/memory/4668-2-0x0000000010000000-0x0000000010096000-memory.dmp	upx
behavioral2/memory/2408-3-0x0000000010000000-0x0000000010096000-memory.dmp	upx

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

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
4884	2408	WerFault.exe	87
3992	2408	WerFault.exe	87

System Location Discovery: System Language Discovery 1 TTPs 2 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_70c4846da016989877ad76b2716a1d75.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 4668 wrote to memory of 2408	4668	JaffaCakes118_70c4846da016989877ad76b2716a1d75.exe	87
PID 4668 wrote to memory of 2408	4668	JaffaCakes118_70c4846da016989877ad76b2716a1d75.exe	87
PID 4668 wrote to memory of 2408	4668	JaffaCakes118_70c4846da016989877ad76b2716a1d75.exe	87
PID 4668 wrote to memory of 2408	4668	JaffaCakes118_70c4846da016989877ad76b2716a1d75.exe	87
PID 4668 wrote to memory of 1696	4668	JaffaCakes118_70c4846da016989877ad76b2716a1d75.exe	88
PID 4668 wrote to memory of 1696	4668	JaffaCakes118_70c4846da016989877ad76b2716a1d75.exe	88
PID 4668 wrote to memory of 1696	4668	JaffaCakes118_70c4846da016989877ad76b2716a1d75.exe	88

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_70c4846da016989877ad76b2716a1d75.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_70c4846da016989877ad76b2716a1d75.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4668
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2408
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2408 -s 488
    3⤵
    - Program crash
    PID:4884
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2408 -s 496
    3⤵
    - Program crash
    PID:3992
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
  2⤵
  PID:1696

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 2408 -ip 2408
1⤵
PID:4136

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 2408 -ip 2408
1⤵
PID:2524

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/2408-1-0x0000000010000000-0x0000000010096000-memory.dmp

Filesize
600KB

Download
memory/2408-3-0x0000000010000000-0x0000000010096000-memory.dmp

Filesize
600KB

Download
memory/4668-0-0x0000000010000000-0x0000000010096000-memory.dmp

Filesize
600KB

Download
memory/4668-2-0x0000000010000000-0x0000000010096000-memory.dmp

Filesize
600KB

Download