xtremerat | 30b1efaeb361d8c466686a4e03dc134a2ed3a684fa81618ee2ec2f0d5f66a7f4

Analysis

max time kernel
141s
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
17/10/2024, 19:43

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General

Target

5362dfbd699bc9db369a583f2591d4a7_JaffaCakes118.exe
Size

328KB
MD5

5362dfbd699bc9db369a583f2591d4a7
SHA1

fbbf6a0f58a8ab26dfd5b8a5b6343206a576f941
SHA256

30b1efaeb361d8c466686a4e03dc134a2ed3a684fa81618ee2ec2f0d5f66a7f4
SHA512

1d6da8759fcdaf4aaf832a1452631b31b82933053446ec26b2e676628fac36f0f860436eafc13624dd913fb5b18efa04b66573743ff0178723330424081e237d
SSDEEP

3072:cgR3xPLuCV0FxQo86uW6j3IPDnLJey+QL3l:lHVCxQo8M6jYLL0y+QL3

Score

10^/10

xtremerat discovery persistence rat spyware

Malware Config

Extracted

Family

xtremerat

boika.zapto.org

Signatures

Detect XtremeRAT payload 7 IoCs

resource	yara_rule
behavioral2/memory/4688-2-0x0000000010000000-0x0000000010045000-memory.dmp	family_xtremerat
behavioral2/memory/4688-3-0x0000000010000000-0x0000000010045000-memory.dmp	family_xtremerat
behavioral2/memory/4688-4-0x0000000010000000-0x0000000010045000-memory.dmp	family_xtremerat
behavioral2/memory/4688-5-0x0000000010000000-0x0000000010045000-memory.dmp	family_xtremerat
behavioral2/memory/600-6-0x0000000010000000-0x0000000010045000-memory.dmp	family_xtremerat
behavioral2/memory/4688-7-0x0000000010000000-0x0000000010045000-memory.dmp	family_xtremerat
behavioral2/memory/600-8-0x0000000010000000-0x0000000010045000-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

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 868 set thread context of 4688	868	5362dfbd699bc9db369a583f2591d4a7_JaffaCakes118.exe	91
PID 868 set thread context of 0	868	5362dfbd699bc9db369a583f2591d4a7_JaffaCakes118.exe

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
4968	600	WerFault.exe	92
4340	600	WerFault.exe	92

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	5362dfbd699bc9db369a583f2591d4a7_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5362dfbd699bc9db369a583f2591d4a7_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
868	5362dfbd699bc9db369a583f2591d4a7_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 868 wrote to memory of 4688	868	5362dfbd699bc9db369a583f2591d4a7_JaffaCakes118.exe	91
PID 868 wrote to memory of 4688	868	5362dfbd699bc9db369a583f2591d4a7_JaffaCakes118.exe	91
PID 868 wrote to memory of 4688	868	5362dfbd699bc9db369a583f2591d4a7_JaffaCakes118.exe	91
PID 868 wrote to memory of 4688	868	5362dfbd699bc9db369a583f2591d4a7_JaffaCakes118.exe	91
PID 868 wrote to memory of 4688	868	5362dfbd699bc9db369a583f2591d4a7_JaffaCakes118.exe	91
PID 868 wrote to memory of 4688	868	5362dfbd699bc9db369a583f2591d4a7_JaffaCakes118.exe	91
PID 868 wrote to memory of 4688	868	5362dfbd699bc9db369a583f2591d4a7_JaffaCakes118.exe	91
PID 868 wrote to memory of 4688	868	5362dfbd699bc9db369a583f2591d4a7_JaffaCakes118.exe	91
PID 868 wrote to memory of 4688	868	5362dfbd699bc9db369a583f2591d4a7_JaffaCakes118.exe	91
PID 868 wrote to memory of 4688	868	5362dfbd699bc9db369a583f2591d4a7_JaffaCakes118.exe	91
PID 868 wrote to memory of 4688	868	5362dfbd699bc9db369a583f2591d4a7_JaffaCakes118.exe	91
PID 868 wrote to memory of 4688	868	5362dfbd699bc9db369a583f2591d4a7_JaffaCakes118.exe	91
PID 868 wrote to memory of 4688	868	5362dfbd699bc9db369a583f2591d4a7_JaffaCakes118.exe	91
PID 868 wrote to memory of 0	868	5362dfbd699bc9db369a583f2591d4a7_JaffaCakes118.exe
PID 868 wrote to memory of 0	868	5362dfbd699bc9db369a583f2591d4a7_JaffaCakes118.exe
PID 868 wrote to memory of 0	868	5362dfbd699bc9db369a583f2591d4a7_JaffaCakes118.exe
PID 868 wrote to memory of 0	868	5362dfbd699bc9db369a583f2591d4a7_JaffaCakes118.exe
PID 868 wrote to memory of 0	868	5362dfbd699bc9db369a583f2591d4a7_JaffaCakes118.exe
PID 868 wrote to memory of 0	868	5362dfbd699bc9db369a583f2591d4a7_JaffaCakes118.exe
PID 868 wrote to memory of 0	868	5362dfbd699bc9db369a583f2591d4a7_JaffaCakes118.exe
PID 868 wrote to memory of 0	868	5362dfbd699bc9db369a583f2591d4a7_JaffaCakes118.exe
PID 868 wrote to memory of 0	868	5362dfbd699bc9db369a583f2591d4a7_JaffaCakes118.exe
PID 868 wrote to memory of 0	868	5362dfbd699bc9db369a583f2591d4a7_JaffaCakes118.exe
PID 4688 wrote to memory of 600	4688	5362dfbd699bc9db369a583f2591d4a7_JaffaCakes118.exe	92
PID 4688 wrote to memory of 600	4688	5362dfbd699bc9db369a583f2591d4a7_JaffaCakes118.exe	92
PID 4688 wrote to memory of 600	4688	5362dfbd699bc9db369a583f2591d4a7_JaffaCakes118.exe	92
PID 4688 wrote to memory of 600	4688	5362dfbd699bc9db369a583f2591d4a7_JaffaCakes118.exe	92
PID 4688 wrote to memory of 4848	4688	5362dfbd699bc9db369a583f2591d4a7_JaffaCakes118.exe	93
PID 4688 wrote to memory of 4848	4688	5362dfbd699bc9db369a583f2591d4a7_JaffaCakes118.exe	93
PID 4688 wrote to memory of 4848	4688	5362dfbd699bc9db369a583f2591d4a7_JaffaCakes118.exe	93

C:\Users\Admin\AppData\Local\Temp\5362dfbd699bc9db369a583f2591d4a7_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\5362dfbd699bc9db369a583f2591d4a7_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:868
- C:\Users\Admin\AppData\Local\Temp\5362dfbd699bc9db369a583f2591d4a7_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\5362dfbd699bc9db369a583f2591d4a7_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4688
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    - System Location Discovery: System Language Discovery
    PID:600
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 600 -s 488
      4⤵
      Program crash
      PID:4968
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 600 -s 472
      4⤵
      Program crash
      PID:4340
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
    3⤵
    PID:4848

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 600 -ip 600
1⤵
PID:832

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 600 -ip 600
1⤵
PID:4816

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/600-6-0x0000000010000000-0x0000000010045000-memory.dmp

Filesize
276KB

Download
memory/600-8-0x0000000010000000-0x0000000010045000-memory.dmp

Filesize
276KB

Download
memory/4688-2-0x0000000010000000-0x0000000010045000-memory.dmp

Filesize
276KB

Download
memory/4688-3-0x0000000010000000-0x0000000010045000-memory.dmp

Filesize
276KB

Download
memory/4688-4-0x0000000010000000-0x0000000010045000-memory.dmp

Filesize
276KB

Download
memory/4688-5-0x0000000010000000-0x0000000010045000-memory.dmp

Filesize
276KB

Download
memory/4688-7-0x0000000010000000-0x0000000010045000-memory.dmp

Filesize
276KB

Download