xtremerat | 0950ea7b2853bc7627a8d3f6a4d08933490066fbd16854a9c3c99d4477814ec4

Analysis

max time kernel
95s
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
05-12-2024 09:55

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General

Target

c72166ac4b741c254036fe6f10fe3cca_JaffaCakes118.exe
Size

62KB
MD5

c72166ac4b741c254036fe6f10fe3cca
SHA1

8568ae5628ffd5f9f7372c8884fcfbc4eb1e81e1
SHA256

0950ea7b2853bc7627a8d3f6a4d08933490066fbd16854a9c3c99d4477814ec4
SHA512

295929f9acd40e024cc57079c8c81711ffc2044028d901e3e1c2e2d1f5d078db1e465b1f5ee459dc2fd2e0b3d0811c3230dcb247f5791912d5d54efb5f645695
SSDEEP

1536:j8qDqQMKgMK3tGjbNwPZ6CIeXHWzlHNX3U:jqcXKdcNeXHWZO

Score

10^/10

xtremerat discovery persistence rat spyware

Malware Config

Extracted

Family

xtremerat

updatsys.sytes.net

Signatures

Detect XtremeRAT payload 1 IoCs

resource	yara_rule
behavioral2/memory/4176-0-0x0000000010000000-0x0000000010047000-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 2 IoCs

pid	pid_target	Process	procid_target
448	4176	WerFault.exe	81
2228	4176	WerFault.exe	81

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	c72166ac4b741c254036fe6f10fe3cca_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4176 wrote to memory of 432	4176	c72166ac4b741c254036fe6f10fe3cca_JaffaCakes118.exe	82
PID 4176 wrote to memory of 432	4176	c72166ac4b741c254036fe6f10fe3cca_JaffaCakes118.exe	82
PID 4176 wrote to memory of 432	4176	c72166ac4b741c254036fe6f10fe3cca_JaffaCakes118.exe	82

C:\Users\Admin\AppData\Local\Temp\c72166ac4b741c254036fe6f10fe3cca_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\c72166ac4b741c254036fe6f10fe3cca_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4176
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
  2⤵
  PID:432
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4176 -s 740
  2⤵
  - Program crash
  PID:448
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4176 -s 760
  2⤵
  - Program crash
  PID:2228

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4176 -ip 4176
1⤵
PID:1336

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 4176 -ip 4176
1⤵
PID:2340

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

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Downloads

memory/4176-0-0x0000000010000000-0x0000000010047000-memory.dmp

Filesize
284KB

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