xtremerat | ba23e85c0f18ca22ae7a801f1eaba06c89b4fdee1808931e3cd6cbbaaeecf56e

General

Target

993e3c26169facc4c210564421ded6a7_JaffaCakes118.exe
Size

21KB
MD5

993e3c26169facc4c210564421ded6a7
SHA1

47aeb7b70810aa37727b1366994b6a5a23d3cf44
SHA256

ba23e85c0f18ca22ae7a801f1eaba06c89b4fdee1808931e3cd6cbbaaeecf56e
SHA512

0834bc38b536bcecf51e49addf3dee9f955ef75b064717c560b2fed58ca09ec6ea3b2cddd80cecd114911794c2ce19dff50c2d5e08e8b303c8e0063a8ee7d7c5
SSDEEP

384:U7IdmF+Ti213fEF9QZd/cBr5M/gOjkaS4s/1k5YiZNlVpQ4N6yKEJpLR:U7IsF81fG9QveLOYTe5YijpQNy5

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

C2

hacker3oof.no-ip.biz

Signatures

Detect XtremeRAT payload 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/224-4-0x0000000000C80000-0x0000000000C96000-memory.dmp	family_xtremerat
behavioral2/memory/4892-5-0x0000000000C80000-0x0000000000C96000-memory.dmp	family_xtremerat
behavioral2/memory/224-7-0x0000000000C80000-0x0000000000C96000-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

Processes:

993e3c26169facc4c210564421ded6a7_JaffaCakes118.exe

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{5746123H-586S-6O8P-2C5L-1UV7IHPMQU63}	993e3c26169facc4c210564421ded6a7_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{5746123H-586S-6O8P-2C5L-1UV7IHPMQU63}\StubPath = "C:\\Users\\Admin\\AppData\\Roaming\\InstallDir\\wiraR.exe restart"	993e3c26169facc4c210564421ded6a7_JaffaCakes118.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

993e3c26169facc4c210564421ded6a7_JaffaCakes118.exe

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Users\\Admin\\AppData\\Roaming\\InstallDir\\wiraR.exe"	993e3c26169facc4c210564421ded6a7_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Users\\Admin\\AppData\\Roaming\\InstallDir\\wiraR.exe"	993e3c26169facc4c210564421ded6a7_JaffaCakes118.exe

UPX packed file 4 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/4892-0-0x0000000000C80000-0x0000000000C96000-memory.dmp	upx
behavioral2/memory/224-4-0x0000000000C80000-0x0000000000C96000-memory.dmp	upx
behavioral2/memory/4892-5-0x0000000000C80000-0x0000000000C96000-memory.dmp	upx
behavioral2/memory/224-7-0x0000000000C80000-0x0000000000C96000-memory.dmp	upx

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 2 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:

svchost.exe993e3c26169facc4c210564421ded6a7_JaffaCakes118.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	993e3c26169facc4c210564421ded6a7_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

svchost.exe

pid	Process
224	svchost.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

993e3c26169facc4c210564421ded6a7_JaffaCakes118.exe

description	pid	Process	procid_target
PID 4892 wrote to memory of 224	4892	993e3c26169facc4c210564421ded6a7_JaffaCakes118.exe	83
PID 4892 wrote to memory of 224	4892	993e3c26169facc4c210564421ded6a7_JaffaCakes118.exe	83
PID 4892 wrote to memory of 224	4892	993e3c26169facc4c210564421ded6a7_JaffaCakes118.exe	83
PID 4892 wrote to memory of 224	4892	993e3c26169facc4c210564421ded6a7_JaffaCakes118.exe	83

C:\Users\Admin\AppData\Local\Temp\993e3c26169facc4c210564421ded6a7_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\993e3c26169facc4c210564421ded6a7_JaffaCakes118.exe"
1⤵
- Boot or Logon Autostart Execution: Active Setup
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4892
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:224

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/224-4-0x0000000000C80000-0x0000000000C96000-memory.dmp

Filesize
88KB

Download
memory/224-7-0x0000000000C80000-0x0000000000C96000-memory.dmp

Filesize
88KB

Download
memory/4892-0-0x0000000000C80000-0x0000000000C96000-memory.dmp

Filesize
88KB

Download
memory/4892-5-0x0000000000C80000-0x0000000000C96000-memory.dmp

Filesize
88KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads