xtremerat | 7e76b30b7f423b4dec78809c8f5d7f2b91c057baa881652c5ca4c3dc107354f0

General

Target

5469ff0c053b132fcb1f0dfea132494d_JaffaCakes118.exe
Size

3.1MB
MD5

5469ff0c053b132fcb1f0dfea132494d
SHA1

3aad2e742ffae23d3b9de66307729e448c1b7ba9
SHA256

7e76b30b7f423b4dec78809c8f5d7f2b91c057baa881652c5ca4c3dc107354f0
SHA512

dda875dc16cb5f0d481d14fe99d2db7a4ff81604274da6f0e4840b7e642502db06571e47a35c21e9165489757d66cd0d332a60f5fb939b07f7a1e69a771f6a24
SSDEEP

6144:9D+MeiiGn/HwiQJaMBxkB50PFn0wcccccccc:UM3iqf4Bxs

Score

10^/10

xtremerat discovery persistence rat spyware

Malware Config

Extracted

Family

xtremerat

C2

pokerking.dyndns.biz

Signatures

Detect XtremeRAT payload 7 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1912-3-0x0000000010000000-0x0000000010047000-memory.dmp	family_xtremerat
behavioral2/memory/1912-8-0x0000000010000000-0x0000000010047000-memory.dmp	family_xtremerat
behavioral2/memory/1912-4-0x0000000010000000-0x0000000010047000-memory.dmp	family_xtremerat
behavioral2/memory/1912-6-0x0000000010000000-0x0000000010047000-memory.dmp	family_xtremerat
behavioral2/memory/2676-10-0x0000000010000000-0x0000000010047000-memory.dmp	family_xtremerat
behavioral2/memory/1912-11-0x0000000010000000-0x0000000010047000-memory.dmp	family_xtremerat
behavioral2/memory/2676-12-0x0000000010000000-0x0000000010047000-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

Suspicious use of SetThreadContext 1 IoCs

Processes:

5469ff0c053b132fcb1f0dfea132494d_JaffaCakes118.exe

description	pid	process	target process
PID 2288 set thread context of 1912	2288	5469ff0c053b132fcb1f0dfea132494d_JaffaCakes118.exe	5469ff0c053b132fcb1f0dfea132494d_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

Processes:

WerFault.exeWerFault.exe

pid pid_target process target process

4812 2676 WerFault.exe svchost.exe
4632 2676 WerFault.exe svchost.exe

pid	pid_target	process	target process
4812	2676	WerFault.exe	svchost.exe
4632	2676	WerFault.exe	svchost.exe

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

Processes:

5469ff0c053b132fcb1f0dfea132494d_JaffaCakes118.exe5469ff0c053b132fcb1f0dfea132494d_JaffaCakes118.exesvchost.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5469ff0c053b132fcb1f0dfea132494d_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5469ff0c053b132fcb1f0dfea132494d_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

5469ff0c053b132fcb1f0dfea132494d_JaffaCakes118.exe5469ff0c053b132fcb1f0dfea132494d_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\5469ff0c053b132fcb1f0dfea132494d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\5469ff0c053b132fcb1f0dfea132494d_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2288
- C:\Users\Admin\AppData\Local\Temp\5469ff0c053b132fcb1f0dfea132494d_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\5469ff0c053b132fcb1f0dfea132494d_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1912
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2676
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2676 -s 480
      4⤵
      Program crash
      PID:4812
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2676 -s 488
      4⤵
      Program crash
      PID:4632
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
    3⤵
    PID:4876

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 2676 -ip 2676
1⤵
PID:964

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 2676 -ip 2676
1⤵
PID:5052

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1912-3-0x0000000010000000-0x0000000010047000-memory.dmp

Filesize
284KB

Download
memory/1912-8-0x0000000010000000-0x0000000010047000-memory.dmp

Filesize
284KB

Download
memory/1912-4-0x0000000010000000-0x0000000010047000-memory.dmp

Filesize
284KB

Download
memory/1912-6-0x0000000010000000-0x0000000010047000-memory.dmp

Filesize
284KB

Download
memory/1912-11-0x0000000010000000-0x0000000010047000-memory.dmp

Filesize
284KB

Download
memory/2288-0-0x00000000748F2000-0x00000000748F3000-memory.dmp

Filesize
4KB

Download
memory/2288-1-0x00000000748F0000-0x0000000074EA1000-memory.dmp

Filesize
5.7MB

Download
memory/2288-2-0x00000000748F0000-0x0000000074EA1000-memory.dmp

Filesize
5.7MB

Download
memory/2288-7-0x00000000748F0000-0x0000000074EA1000-memory.dmp

Filesize
5.7MB

Download
memory/2288-9-0x00000000748F0000-0x0000000074EA1000-memory.dmp

Filesize
5.7MB

Download
memory/2676-10-0x0000000010000000-0x0000000010047000-memory.dmp

Filesize
284KB

Download
memory/2676-12-0x0000000010000000-0x0000000010047000-memory.dmp

Filesize
284KB

Download

description	pid	process	target process
PID 2288 wrote to memory of 1912	2288	5469ff0c053b132fcb1f0dfea132494d_JaffaCakes118.exe	5469ff0c053b132fcb1f0dfea132494d_JaffaCakes118.exe
PID 2288 wrote to memory of 1912	2288	5469ff0c053b132fcb1f0dfea132494d_JaffaCakes118.exe	5469ff0c053b132fcb1f0dfea132494d_JaffaCakes118.exe
PID 2288 wrote to memory of 1912	2288	5469ff0c053b132fcb1f0dfea132494d_JaffaCakes118.exe	5469ff0c053b132fcb1f0dfea132494d_JaffaCakes118.exe
PID 2288 wrote to memory of 1912	2288	5469ff0c053b132fcb1f0dfea132494d_JaffaCakes118.exe	5469ff0c053b132fcb1f0dfea132494d_JaffaCakes118.exe
PID 2288 wrote to memory of 1912	2288	5469ff0c053b132fcb1f0dfea132494d_JaffaCakes118.exe	5469ff0c053b132fcb1f0dfea132494d_JaffaCakes118.exe
PID 2288 wrote to memory of 1912	2288	5469ff0c053b132fcb1f0dfea132494d_JaffaCakes118.exe	5469ff0c053b132fcb1f0dfea132494d_JaffaCakes118.exe
PID 2288 wrote to memory of 1912	2288	5469ff0c053b132fcb1f0dfea132494d_JaffaCakes118.exe	5469ff0c053b132fcb1f0dfea132494d_JaffaCakes118.exe
PID 2288 wrote to memory of 1912	2288	5469ff0c053b132fcb1f0dfea132494d_JaffaCakes118.exe	5469ff0c053b132fcb1f0dfea132494d_JaffaCakes118.exe
PID 2288 wrote to memory of 1912	2288	5469ff0c053b132fcb1f0dfea132494d_JaffaCakes118.exe	5469ff0c053b132fcb1f0dfea132494d_JaffaCakes118.exe
PID 2288 wrote to memory of 1912	2288	5469ff0c053b132fcb1f0dfea132494d_JaffaCakes118.exe	5469ff0c053b132fcb1f0dfea132494d_JaffaCakes118.exe
PID 2288 wrote to memory of 1912	2288	5469ff0c053b132fcb1f0dfea132494d_JaffaCakes118.exe	5469ff0c053b132fcb1f0dfea132494d_JaffaCakes118.exe
PID 2288 wrote to memory of 1912	2288	5469ff0c053b132fcb1f0dfea132494d_JaffaCakes118.exe	5469ff0c053b132fcb1f0dfea132494d_JaffaCakes118.exe
PID 2288 wrote to memory of 1912	2288	5469ff0c053b132fcb1f0dfea132494d_JaffaCakes118.exe	5469ff0c053b132fcb1f0dfea132494d_JaffaCakes118.exe
PID 1912 wrote to memory of 2676	1912	5469ff0c053b132fcb1f0dfea132494d_JaffaCakes118.exe	svchost.exe
PID 1912 wrote to memory of 2676	1912	5469ff0c053b132fcb1f0dfea132494d_JaffaCakes118.exe	svchost.exe
PID 1912 wrote to memory of 2676	1912	5469ff0c053b132fcb1f0dfea132494d_JaffaCakes118.exe	svchost.exe
PID 1912 wrote to memory of 2676	1912	5469ff0c053b132fcb1f0dfea132494d_JaffaCakes118.exe	svchost.exe
PID 1912 wrote to memory of 4876	1912	5469ff0c053b132fcb1f0dfea132494d_JaffaCakes118.exe	msedge.exe
PID 1912 wrote to memory of 4876	1912	5469ff0c053b132fcb1f0dfea132494d_JaffaCakes118.exe	msedge.exe
PID 1912 wrote to memory of 4876	1912	5469ff0c053b132fcb1f0dfea132494d_JaffaCakes118.exe	msedge.exe

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads