xtremerat | 854341477672c733cc10729e9884611efe981bd9247c28775cdc315484c4e39e

General

Target

JaffaCakes118_714f91561ccf194bb1472dcd6d41e133.exe
Size

3.3MB
MD5

714f91561ccf194bb1472dcd6d41e133
SHA1

d55a5faac603e795259848044ae076563e321f7a
SHA256

8acae76b171781bbe82b426af0de1b4717fb43a28aae7eade6f74c3920e7c2cb
SHA512

c166f7376af25091f437818fc55992fd64b3adb63417095bfc3eb042ac8010b873c5b1ddcf323723ea61504b46d8bb7e7fca355c6013e790b186127cd298cdab
SSDEEP

98304:GAQpAyrkyak+F7kFHLgRaekTcCxf00hvp6X67ndj7ndd:GAQpAyYyC7eltTcCxf0gvYO1X

Score

10^/10

xtremerat defense_evasion discovery persistence rat spyware trojan

Malware Config

Signatures

Detect XtremeRAT payload 10 IoCs

resource	yara_rule
behavioral1/memory/2652-2-0x0000000010000000-0x00000000103BA000-memory.dmp	family_xtremerat
behavioral1/memory/2652-3-0x0000000010000000-0x00000000103BA000-memory.dmp	family_xtremerat
behavioral1/memory/2652-4-0x0000000010000000-0x00000000103BA000-memory.dmp	family_xtremerat
behavioral1/memory/2652-6-0x0000000010000000-0x00000000103BA000-memory.dmp	family_xtremerat
behavioral1/memory/2652-5-0x0000000010000000-0x00000000103BA000-memory.dmp	family_xtremerat
behavioral1/memory/2652-7-0x0000000010000000-0x00000000103BA000-memory.dmp	family_xtremerat
behavioral1/memory/2504-11-0x0000000010000000-0x00000000103BA000-memory.dmp	family_xtremerat
behavioral1/memory/2652-14-0x0000000010000000-0x00000000103BA000-memory.dmp	family_xtremerat
behavioral1/memory/2652-13-0x0000000010000000-0x00000000103BA000-memory.dmp	family_xtremerat
behavioral1/memory/2652-15-0x0000000010000000-0x00000000103BA000-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

Identifies Wine through registry keys 2 TTPs 1 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

defense_evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Software\Wine	JaffaCakes118_714f91561ccf194bb1472dcd6d41e133.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

defense_evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	JaffaCakes118_714f91561ccf194bb1472dcd6d41e133.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2652	JaffaCakes118_714f91561ccf194bb1472dcd6d41e133.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	JaffaCakes118_714f91561ccf194bb1472dcd6d41e133.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2652	JaffaCakes118_714f91561ccf194bb1472dcd6d41e133.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2652 wrote to memory of 2504	2652	JaffaCakes118_714f91561ccf194bb1472dcd6d41e133.exe	30
PID 2652 wrote to memory of 2504	2652	JaffaCakes118_714f91561ccf194bb1472dcd6d41e133.exe	30
PID 2652 wrote to memory of 2504	2652	JaffaCakes118_714f91561ccf194bb1472dcd6d41e133.exe	30
PID 2652 wrote to memory of 2504	2652	JaffaCakes118_714f91561ccf194bb1472dcd6d41e133.exe	30
PID 2652 wrote to memory of 2504	2652	JaffaCakes118_714f91561ccf194bb1472dcd6d41e133.exe	30
PID 2652 wrote to memory of 2836	2652	JaffaCakes118_714f91561ccf194bb1472dcd6d41e133.exe	31
PID 2652 wrote to memory of 2836	2652	JaffaCakes118_714f91561ccf194bb1472dcd6d41e133.exe	31
PID 2652 wrote to memory of 2836	2652	JaffaCakes118_714f91561ccf194bb1472dcd6d41e133.exe	31
PID 2652 wrote to memory of 2836	2652	JaffaCakes118_714f91561ccf194bb1472dcd6d41e133.exe	31
PID 2652 wrote to memory of 2836	2652	JaffaCakes118_714f91561ccf194bb1472dcd6d41e133.exe	31

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_714f91561ccf194bb1472dcd6d41e133.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_714f91561ccf194bb1472dcd6d41e133.exe"
1⤵
- Identifies Wine through registry keys
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2652
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  PID:2504
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe"
  2⤵
  PID:2836

C:\Windows\explorer.exe
"C:\Windows\explorer.exe"
1⤵
PID:2832

C:\Users\Admin\AppData\Local\Temp\ose00000.exe
"C:\Users\Admin\AppData\Local\Temp\ose00000.exe"
1⤵
PID:3040

C:\Users\Admin\AppData\Local\Temp\ose00000.exe
"C:\Users\Admin\AppData\Local\Temp\ose00000.exe"
1⤵
PID:3048

C:\Users\Admin\AppData\Local\Temp\ose00000.exe
"C:\Users\Admin\AppData\Local\Temp\ose00000.exe"
1⤵
PID:3056

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Virtualization/Sandbox Evasion

1

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2504-11-0x0000000010000000-0x00000000103BA000-memory.dmp

Filesize
3.7MB

Download
memory/2504-8-0x0000000010000000-0x00000000103BA000-memory.dmp

Filesize
3.7MB

Download
memory/2652-3-0x0000000010000000-0x00000000103BA000-memory.dmp

Filesize
3.7MB

Download
memory/2652-0-0x0000000010000000-0x00000000103BA000-memory.dmp

Filesize
3.7MB

Download
memory/2652-4-0x0000000010000000-0x00000000103BA000-memory.dmp

Filesize
3.7MB

Download
memory/2652-6-0x0000000010000000-0x00000000103BA000-memory.dmp

Filesize
3.7MB

Download
memory/2652-5-0x0000000010000000-0x00000000103BA000-memory.dmp

Filesize
3.7MB

Download
memory/2652-7-0x0000000010000000-0x00000000103BA000-memory.dmp

Filesize
3.7MB

Download
memory/2652-2-0x0000000010000000-0x00000000103BA000-memory.dmp

Filesize
3.7MB

Download
memory/2652-1-0x0000000010001000-0x0000000010008000-memory.dmp

Filesize
28KB

Download
memory/2652-14-0x0000000010000000-0x00000000103BA000-memory.dmp

Filesize
3.7MB

Download
memory/2652-13-0x0000000010000000-0x00000000103BA000-memory.dmp

Filesize
3.7MB

Download
memory/2652-15-0x0000000010000000-0x00000000103BA000-memory.dmp

Filesize
3.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads