xtremerat | 3f7c9c97010e043df357cea88cf1ad4f2c7075731676389bd6fd7043e75fb8f9

General

Target

JaffaCakes118_c4bec08a7d4e65710317bd8c5e32f7e3.exe
Size

97KB
MD5

c4bec08a7d4e65710317bd8c5e32f7e3
SHA1

ade7ee609e3c25d576568a29a332872b266bdc20
SHA256

3f7c9c97010e043df357cea88cf1ad4f2c7075731676389bd6fd7043e75fb8f9
SHA512

c961c71f816b52585957216ae19947e156e4cb430ad28de4dcbf09c6d9d791c052448fbe07769790065458301c7a7f1b674c196639bb154424202c11aa18ff78
SSDEEP

1536:68g+JSXNSeVeJUauz0z9OjGQehxVuH7VtOhlthndT0BFLnE+G6DxCEp:6R+JSdSBuz0z9OjG1xUx8/tpdgfEwLp

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

C2

franco1.no-ip.org

Signatures

Detect XtremeRAT payload 5 IoCs

resource	yara_rule
behavioral2/memory/528-7-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral2/memory/528-8-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral2/memory/3408-9-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral2/memory/528-10-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral2/memory/3408-11-0x0000000010000000-0x000000001004D000-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

Downloads MZ/PE file 1 IoCs

flow	pid	Process
33	4392	Process not Found

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4176 set thread context of 528	4176	JaffaCakes118_c4bec08a7d4e65710317bd8c5e32f7e3.exe	88

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral2/memory/528-4-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/528-6-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/528-7-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/528-8-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/3408-9-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/528-10-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/3408-11-0x0000000010000000-0x000000001004D000-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
3224	3408	WerFault.exe	89
1776	3408	WerFault.exe	89

System Location Discovery: System Language Discovery 1 TTPs 4 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	MicrosoftEdgeUpdate.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_c4bec08a7d4e65710317bd8c5e32f7e3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_c4bec08a7d4e65710317bd8c5e32f7e3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
1444	MicrosoftEdgeUpdate.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4176	JaffaCakes118_c4bec08a7d4e65710317bd8c5e32f7e3.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 4176 wrote to memory of 528	4176	JaffaCakes118_c4bec08a7d4e65710317bd8c5e32f7e3.exe	88
PID 4176 wrote to memory of 528	4176	JaffaCakes118_c4bec08a7d4e65710317bd8c5e32f7e3.exe	88
PID 4176 wrote to memory of 528	4176	JaffaCakes118_c4bec08a7d4e65710317bd8c5e32f7e3.exe	88
PID 4176 wrote to memory of 528	4176	JaffaCakes118_c4bec08a7d4e65710317bd8c5e32f7e3.exe	88
PID 4176 wrote to memory of 528	4176	JaffaCakes118_c4bec08a7d4e65710317bd8c5e32f7e3.exe	88
PID 4176 wrote to memory of 528	4176	JaffaCakes118_c4bec08a7d4e65710317bd8c5e32f7e3.exe	88
PID 4176 wrote to memory of 528	4176	JaffaCakes118_c4bec08a7d4e65710317bd8c5e32f7e3.exe	88
PID 4176 wrote to memory of 528	4176	JaffaCakes118_c4bec08a7d4e65710317bd8c5e32f7e3.exe	88
PID 528 wrote to memory of 3408	528	JaffaCakes118_c4bec08a7d4e65710317bd8c5e32f7e3.exe	89
PID 528 wrote to memory of 3408	528	JaffaCakes118_c4bec08a7d4e65710317bd8c5e32f7e3.exe	89
PID 528 wrote to memory of 3408	528	JaffaCakes118_c4bec08a7d4e65710317bd8c5e32f7e3.exe	89
PID 528 wrote to memory of 3408	528	JaffaCakes118_c4bec08a7d4e65710317bd8c5e32f7e3.exe	89
PID 528 wrote to memory of 1480	528	JaffaCakes118_c4bec08a7d4e65710317bd8c5e32f7e3.exe	91
PID 528 wrote to memory of 1480	528	JaffaCakes118_c4bec08a7d4e65710317bd8c5e32f7e3.exe	91
PID 528 wrote to memory of 1480	528	JaffaCakes118_c4bec08a7d4e65710317bd8c5e32f7e3.exe	91

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c4bec08a7d4e65710317bd8c5e32f7e3.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c4bec08a7d4e65710317bd8c5e32f7e3.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4176
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c4bec08a7d4e65710317bd8c5e32f7e3.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c4bec08a7d4e65710317bd8c5e32f7e3.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:528
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3408
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3408 -s 484
      4⤵
      Program crash
      PID:3224
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3408 -s 504
      4⤵
      Program crash
      PID:1776
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
    3⤵
    PID:1480

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 3408 -ip 3408
1⤵
PID:2084

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 3408 -ip 3408
1⤵
PID:2416

C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSIyIiBpbnN0YWxsZGF0ZXRpbWU9IjE3Mzg5NDQ5MjgiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4MzQxNzQzMjM4OTAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI0ODM2NjEwNTUyIi8-PC9hcHA-PC9yZXF1ZXN0Pg
1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:1444

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

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/528-4-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/528-6-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/528-7-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/528-8-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/528-10-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/3408-9-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/3408-11-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download

Analysis

Sharing