xtremerat | 90f90ec0e43c9fff1046584c1b1b7d4095d22d0374ebc387ea6e8b1632afcd3f

General

Target

JaffaCakes118_c5cbe327f87f86b92b574ec9ebc775f0.exe
Size

1.1MB
MD5

c5cbe327f87f86b92b574ec9ebc775f0
SHA1

da3f4a5039d81ceaeebfead9088bf74496aa307f
SHA256

90f90ec0e43c9fff1046584c1b1b7d4095d22d0374ebc387ea6e8b1632afcd3f
SHA512

59b02c96fef4f158fdbff04682d6917197e7e7dbc2828f6a69e2bfa1de5e14560acb5b3fa69ef3f8b6c0643e2ca1c22349a8df524db5e37ac77df9687a8a365c
SSDEEP

24576:xCnCp7eUQYU5q4Ypnx8DpLjGMCyFLjYGCsYFdnocS:xCnCp7d/bHRSd/pVL0S

Score

10^/10

xtremerat discovery persistence rat spyware

Malware Config

Extracted

Family

xtremerat

C2

umutakcicekk.no-ip.org

-ip.org

Signatures

Detect XtremeRAT payload 9 IoCs

resource	yara_rule
behavioral2/memory/2980-3-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/2980-4-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/2980-5-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/2980-7-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/4580-8-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/2980-10-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/2980-11-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/4580-12-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/2980-13-0x0000000010000000-0x000000001004A000-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

Boot or Logon Autostart Execution: Active Setup 2 TTPs 2 IoCs

Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

persistence

Active Setup

T1547.014

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{0F8E6765-274M-6I0H-6MTL-4W3GW5JLY0BS}	JaffaCakes118_c5cbe327f87f86b92b574ec9ebc775f0.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{0F8E6765-274M-6I0H-6MTL-4W3GW5JLY0BS}\StubPath = "C:\\Windows\\Windows Live Messenger\\msnmsgr.exe restart"	JaffaCakes118_c5cbe327f87f86b92b574ec9ebc775f0.exe

Downloads MZ/PE file 1 IoCs

flow	pid	Process
52	888	Process not Found

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Live Messenger = "C:\\Windows\\Windows Live Messenger\\msnmsgr.exe"	JaffaCakes118_c5cbe327f87f86b92b574ec9ebc775f0.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1639772215-809007892-4072230623-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Live Messenger = "C:\\Windows\\Windows Live Messenger\\msnmsgr.exe"	JaffaCakes118_c5cbe327f87f86b92b574ec9ebc775f0.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 492 set thread context of 2980	492	JaffaCakes118_c5cbe327f87f86b92b574ec9ebc775f0.exe	86

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Windows Live Messenger\msnmsgr.exe	JaffaCakes118_c5cbe327f87f86b92b574ec9ebc775f0.exe
File created	C:\Windows\Windows Live Messenger\msnmsgr.exe	JaffaCakes118_c5cbe327f87f86b92b574ec9ebc775f0.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
432	4580	WerFault.exe	88
2044	4580	WerFault.exe	88

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	JaffaCakes118_c5cbe327f87f86b92b574ec9ebc775f0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_c5cbe327f87f86b92b574ec9ebc775f0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MicrosoftEdgeUpdate.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
3132	MicrosoftEdgeUpdate.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
492	JaffaCakes118_c5cbe327f87f86b92b574ec9ebc775f0.exe
2980	JaffaCakes118_c5cbe327f87f86b92b574ec9ebc775f0.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 492 wrote to memory of 2980	492	JaffaCakes118_c5cbe327f87f86b92b574ec9ebc775f0.exe	86
PID 492 wrote to memory of 2980	492	JaffaCakes118_c5cbe327f87f86b92b574ec9ebc775f0.exe	86
PID 492 wrote to memory of 2980	492	JaffaCakes118_c5cbe327f87f86b92b574ec9ebc775f0.exe	86
PID 492 wrote to memory of 2980	492	JaffaCakes118_c5cbe327f87f86b92b574ec9ebc775f0.exe	86
PID 492 wrote to memory of 2980	492	JaffaCakes118_c5cbe327f87f86b92b574ec9ebc775f0.exe	86
PID 492 wrote to memory of 2980	492	JaffaCakes118_c5cbe327f87f86b92b574ec9ebc775f0.exe	86
PID 492 wrote to memory of 2980	492	JaffaCakes118_c5cbe327f87f86b92b574ec9ebc775f0.exe	86
PID 492 wrote to memory of 2980	492	JaffaCakes118_c5cbe327f87f86b92b574ec9ebc775f0.exe	86
PID 492 wrote to memory of 2980	492	JaffaCakes118_c5cbe327f87f86b92b574ec9ebc775f0.exe	86
PID 492 wrote to memory of 2980	492	JaffaCakes118_c5cbe327f87f86b92b574ec9ebc775f0.exe	86
PID 492 wrote to memory of 2980	492	JaffaCakes118_c5cbe327f87f86b92b574ec9ebc775f0.exe	86
PID 492 wrote to memory of 2980	492	JaffaCakes118_c5cbe327f87f86b92b574ec9ebc775f0.exe	86
PID 492 wrote to memory of 2980	492	JaffaCakes118_c5cbe327f87f86b92b574ec9ebc775f0.exe	86
PID 2980 wrote to memory of 4580	2980	JaffaCakes118_c5cbe327f87f86b92b574ec9ebc775f0.exe	88
PID 2980 wrote to memory of 4580	2980	JaffaCakes118_c5cbe327f87f86b92b574ec9ebc775f0.exe	88
PID 2980 wrote to memory of 4580	2980	JaffaCakes118_c5cbe327f87f86b92b574ec9ebc775f0.exe	88
PID 2980 wrote to memory of 4580	2980	JaffaCakes118_c5cbe327f87f86b92b574ec9ebc775f0.exe	88

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c5cbe327f87f86b92b574ec9ebc775f0.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c5cbe327f87f86b92b574ec9ebc775f0.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:492
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c5cbe327f87f86b92b574ec9ebc775f0.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c5cbe327f87f86b92b574ec9ebc775f0.exe
  2⤵
  - Boot or Logon Autostart Execution: Active Setup
  - Adds Run key to start application
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2980
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4580
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4580 -s 480
      4⤵
      Program crash
      PID:432
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4580 -s 488
      4⤵
      Program crash
      PID:2044

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4580 -ip 4580
1⤵
PID:2504

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 4580 -ip 4580
1⤵
PID:2956

C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSIyIiBpbnN0YWxsZGF0ZXRpbWU9IjE3Mzg5NDY4ODkiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4MzQxOTM2NTgwOTAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI1MzQwODc1OTMxIi8-PC9hcHA-PC9yZXF1ZXN0Pg
1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:3132

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2

T1547

Active Setup

1

T1547.014

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

2

T1547

Active Setup

1

T1547.014

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

2

T1112

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/492-0-0x0000000000400000-0x0000000000508000-memory.dmp

Filesize
1.0MB

Download
memory/492-6-0x0000000000400000-0x0000000000508000-memory.dmp

Filesize
1.0MB

Download
memory/2980-3-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2980-4-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2980-5-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2980-7-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2980-10-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2980-11-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2980-13-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/4580-8-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/4580-12-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads