xtremerat | 891b6f5e7137fc34a674e8515bae5f5b95dbb33caaf7dfc73b3360021d3a0e05

Analysis

max time kernel
96s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22/01/2025, 08:20

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General

Target

JaffaCakes118_0be3153bc7b02e4d8fffdf6d77f01c54.exe
Size

77KB
MD5

0be3153bc7b02e4d8fffdf6d77f01c54
SHA1

4c29ec546f2f783a04f079c89dd0dbecc6a0b304
SHA256

891b6f5e7137fc34a674e8515bae5f5b95dbb33caaf7dfc73b3360021d3a0e05
SHA512

c7eddd593613d915bf55247cfd3d9395558efd12a259988eadf306fa647b63a9757abaa7d24f4d9efd6d6e595912fa50dfcb88b86e66bf2b47401483e83abcfc
SSDEEP

1536:9sq+QV4rObAdkoAf8UqiY/lArNwD+xllT6x+xllT6Eok1:k44rsRQA7Z6MZ6Eo8

Score

10^/10

xtremerat discovery persistence rat spyware

Malware Config

Extracted

Family

xtremerat

amo0ora.no-ip.biz

Signatures

Detect XtremeRAT payload 3 IoCs

resource	yara_rule
behavioral2/memory/4740-0-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral2/memory/1132-1-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral2/memory/4740-2-0x0000000010000000-0x000000001004D000-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
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
2592	4740	WerFault.exe	82
4024	4740	WerFault.exe	82

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_0be3153bc7b02e4d8fffdf6d77f01c54.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1132 wrote to memory of 4740	1132	JaffaCakes118_0be3153bc7b02e4d8fffdf6d77f01c54.exe	82
PID 1132 wrote to memory of 4740	1132	JaffaCakes118_0be3153bc7b02e4d8fffdf6d77f01c54.exe	82
PID 1132 wrote to memory of 4740	1132	JaffaCakes118_0be3153bc7b02e4d8fffdf6d77f01c54.exe	82
PID 1132 wrote to memory of 4740	1132	JaffaCakes118_0be3153bc7b02e4d8fffdf6d77f01c54.exe	82
PID 1132 wrote to memory of 804	1132	JaffaCakes118_0be3153bc7b02e4d8fffdf6d77f01c54.exe	83
PID 1132 wrote to memory of 804	1132	JaffaCakes118_0be3153bc7b02e4d8fffdf6d77f01c54.exe	83
PID 1132 wrote to memory of 804	1132	JaffaCakes118_0be3153bc7b02e4d8fffdf6d77f01c54.exe	83

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0be3153bc7b02e4d8fffdf6d77f01c54.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0be3153bc7b02e4d8fffdf6d77f01c54.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1132
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4740
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4740 -s 484
    3⤵
    - Program crash
    PID:2592
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4740 -s 492
    3⤵
    - Program crash
    PID:4024
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
  2⤵
  PID:804

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4740 -ip 4740
1⤵
PID:448

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 4740 -ip 4740
1⤵
PID:2732

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

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Downloads

memory/1132-1-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/4740-0-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/4740-2-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download