xtremerat | 7d37d2d5ce380016446afaf8c89530dd77c5963bd6efc0f8030edffa85866466

General

Target

JaffaCakes118_48e038344e222fd8a55bc2b239cf5a40.exe
Size

214KB
MD5

48e038344e222fd8a55bc2b239cf5a40
SHA1

089091feb7b6e7394f821bb5fe50163fc799070e
SHA256

7d37d2d5ce380016446afaf8c89530dd77c5963bd6efc0f8030edffa85866466
SHA512

ee9d883d453be2aaa3fd2e164610d08dc4627c5047876d8a79b5638dbb7cb8a5c2c8e162cdb524364f780bf695faa9da3dd29fea6651cd22246a18c608d058bd
SSDEEP

3072:QIdTm6cSK7byXgF4CYLzm9ODN7YjPp28KXUwbGQPodub:LTm7SK7T42ODNa8Xbo0b

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

C2

faceboook.no-ip.biz

Signatures

Detect XtremeRAT payload 4 IoCs

resource	yara_rule
behavioral2/memory/2700-7-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/2196-9-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/2700-10-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/2196-11-0x0000000010000000-0x000000001004A000-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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4668 set thread context of 2700	4668	JaffaCakes118_48e038344e222fd8a55bc2b239cf5a40.exe	83

UPX packed file 7 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/2700-3-0x0000000010000000-0x000000001004A000-memory.dmp	upx
behavioral2/memory/2700-5-0x0000000010000000-0x000000001004A000-memory.dmp	upx
behavioral2/memory/2700-7-0x0000000010000000-0x000000001004A000-memory.dmp	upx
behavioral2/memory/2700-8-0x0000000010000000-0x000000001004A000-memory.dmp	upx
behavioral2/memory/2196-9-0x0000000010000000-0x000000001004A000-memory.dmp	upx
behavioral2/memory/2700-10-0x0000000010000000-0x000000001004A000-memory.dmp	upx
behavioral2/memory/2196-11-0x0000000010000000-0x000000001004A000-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
2900	2196	WerFault.exe	84
1920	2196	WerFault.exe	84

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	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_48e038344e222fd8a55bc2b239cf5a40.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_48e038344e222fd8a55bc2b239cf5a40.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4668	JaffaCakes118_48e038344e222fd8a55bc2b239cf5a40.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 4668 wrote to memory of 2700	4668	JaffaCakes118_48e038344e222fd8a55bc2b239cf5a40.exe	83
PID 4668 wrote to memory of 2700	4668	JaffaCakes118_48e038344e222fd8a55bc2b239cf5a40.exe	83
PID 4668 wrote to memory of 2700	4668	JaffaCakes118_48e038344e222fd8a55bc2b239cf5a40.exe	83
PID 4668 wrote to memory of 2700	4668	JaffaCakes118_48e038344e222fd8a55bc2b239cf5a40.exe	83
PID 4668 wrote to memory of 2700	4668	JaffaCakes118_48e038344e222fd8a55bc2b239cf5a40.exe	83
PID 4668 wrote to memory of 2700	4668	JaffaCakes118_48e038344e222fd8a55bc2b239cf5a40.exe	83
PID 4668 wrote to memory of 2700	4668	JaffaCakes118_48e038344e222fd8a55bc2b239cf5a40.exe	83
PID 4668 wrote to memory of 2700	4668	JaffaCakes118_48e038344e222fd8a55bc2b239cf5a40.exe	83
PID 2700 wrote to memory of 2196	2700	JaffaCakes118_48e038344e222fd8a55bc2b239cf5a40.exe	84
PID 2700 wrote to memory of 2196	2700	JaffaCakes118_48e038344e222fd8a55bc2b239cf5a40.exe	84
PID 2700 wrote to memory of 2196	2700	JaffaCakes118_48e038344e222fd8a55bc2b239cf5a40.exe	84
PID 2700 wrote to memory of 2196	2700	JaffaCakes118_48e038344e222fd8a55bc2b239cf5a40.exe	84
PID 2700 wrote to memory of 4536	2700	JaffaCakes118_48e038344e222fd8a55bc2b239cf5a40.exe	85
PID 2700 wrote to memory of 4536	2700	JaffaCakes118_48e038344e222fd8a55bc2b239cf5a40.exe	85
PID 2700 wrote to memory of 4536	2700	JaffaCakes118_48e038344e222fd8a55bc2b239cf5a40.exe	85

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_48e038344e222fd8a55bc2b239cf5a40.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_48e038344e222fd8a55bc2b239cf5a40.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4668
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_48e038344e222fd8a55bc2b239cf5a40.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_48e038344e222fd8a55bc2b239cf5a40.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2700
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2196
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2196 -s 480
      4⤵
      Program crash
      PID:2900
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2196 -s 500
      4⤵
      Program crash
      PID:1920
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
    3⤵
    PID:4536

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 2196 -ip 2196
1⤵
PID:4980

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 2196 -ip 2196
1⤵
PID:2136

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

Replay Monitor

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Downloads

memory/2196-9-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2196-11-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2700-3-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2700-5-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2700-7-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2700-8-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2700-10-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/4668-0-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/4668-6-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download

Analysis

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