xtremerat | 3015c8e81487d8a97f77171db836c6c9ea70ece8d0619ee0fd3dfd1dd9c22237

Analysis

max time kernel
92s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
11-12-2024 11:32

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

e146d56c890fb1168e3a86fe4466f547_JaffaCakes118.exe
Size

33KB
MD5

e146d56c890fb1168e3a86fe4466f547
SHA1

ca9a57e74c3f4c78c9e4fcde98eec56a792e8bfd
SHA256

3015c8e81487d8a97f77171db836c6c9ea70ece8d0619ee0fd3dfd1dd9c22237
SHA512

506d68cd7b1fd5caf66f0f7f43077d8fc6f48b80e8a4dabde4df8da425a1b165de8a942c548703d29a311368812546c347697288ea41dd3f6da0834a051deb2e
SSDEEP

768:eMuijtHf5g7/IIG3bGcYDBSvFIWuePQDGEsgV8XB6sl+AR/P:7NW71rcYDAWeoDrsFwy

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

emyjohacker.no-ip.org

Signatures

Detect XtremeRAT payload 3 IoCs

resource	yara_rule
behavioral2/memory/2456-1-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral2/memory/3016-2-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral2/memory/2456-3-0x0000000010000000-0x000000001004D000-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/3016-0-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/2456-1-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/3016-2-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/2456-3-0x0000000010000000-0x000000001004D000-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
3932	2456	WerFault.exe	83
3544	2456	WerFault.exe	83

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	e146d56c890fb1168e3a86fe4466f547_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 3016 wrote to memory of 2456	3016	e146d56c890fb1168e3a86fe4466f547_JaffaCakes118.exe	83
PID 3016 wrote to memory of 2456	3016	e146d56c890fb1168e3a86fe4466f547_JaffaCakes118.exe	83
PID 3016 wrote to memory of 2456	3016	e146d56c890fb1168e3a86fe4466f547_JaffaCakes118.exe	83
PID 3016 wrote to memory of 2456	3016	e146d56c890fb1168e3a86fe4466f547_JaffaCakes118.exe	83
PID 3016 wrote to memory of 1352	3016	e146d56c890fb1168e3a86fe4466f547_JaffaCakes118.exe	84
PID 3016 wrote to memory of 1352	3016	e146d56c890fb1168e3a86fe4466f547_JaffaCakes118.exe	84
PID 3016 wrote to memory of 1352	3016	e146d56c890fb1168e3a86fe4466f547_JaffaCakes118.exe	84

C:\Users\Admin\AppData\Local\Temp\e146d56c890fb1168e3a86fe4466f547_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e146d56c890fb1168e3a86fe4466f547_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3016
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2456
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2456 -s 492
    3⤵
    - Program crash
    PID:3932
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2456 -s 468
    3⤵
    - Program crash
    PID:3544
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
  2⤵
  PID:1352

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2456 -ip 2456
1⤵
PID:2644

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 2456 -ip 2456
1⤵
PID:3528

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/2456-1-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2456-3-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/3016-0-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/3016-2-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download