xtremerat | 6bcbaa38da5cc1777a9808059f5ed00c2945260ad490a80b8b6fc5a347551f7f

General

Target

c65ecfd4c3845d1c4e3a606d0c2ca460_JaffaCakes118.exe
Size

52KB
MD5

c65ecfd4c3845d1c4e3a606d0c2ca460
SHA1

0e1a1e0056164441963e85a86013c9aa16cbfa7e
SHA256

6bcbaa38da5cc1777a9808059f5ed00c2945260ad490a80b8b6fc5a347551f7f
SHA512

010fe788faa96a9e0d6dae2de50643e90b3db3da016c75f6acb8dd079c6a57fc99642a14a6873a9ce4eba1005ad59c24232725cab963e9ffa226288109627a10
SSDEEP

768:GB6cZMRRWKFv0MYTgHn5XKj8Y2DiT+zIXX+bzIO5JFSwNMr6svDEdx3yo:GYWixYTYn/Di+rFS0svDEt

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Signatures

Detect XtremeRAT payload 7 IoCs

resource	yara_rule
behavioral1/memory/536-7-0x0000000000C80000-0x0000000000C95000-memory.dmp	family_xtremerat
behavioral1/memory/536-6-0x0000000000C80000-0x0000000000C95000-memory.dmp	family_xtremerat
behavioral1/memory/1728-15-0x0000000000C80000-0x0000000000C95000-memory.dmp	family_xtremerat
behavioral1/memory/2280-19-0x0000000000C80000-0x0000000000C95000-memory.dmp	family_xtremerat
behavioral1/memory/2816-22-0x0000000000C80000-0x0000000000C95000-memory.dmp	family_xtremerat
behavioral1/memory/536-23-0x0000000000C80000-0x0000000000C95000-memory.dmp	family_xtremerat
behavioral1/memory/2816-26-0x0000000000C80000-0x0000000000C95000-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 4 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\{RDCU5P12-405F-JXD0-RW0E-NFFVSJA71B3F}	c65ecfd4c3845d1c4e3a606d0c2ca460_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{RDCU5P12-405F-JXD0-RW0E-NFFVSJA71B3F}\StubPath = "C:\\Users\\Admin\\AppData\\Roaming\\Wscript\\Winini.exe restart"	c65ecfd4c3845d1c4e3a606d0c2ca460_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{RDCU5P12-405F-JXD0-RW0E-NFFVSJA71B3F}	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{RDCU5P12-405F-JXD0-RW0E-NFFVSJA71B3F}\StubPath = "C:\\Users\\Admin\\AppData\\Roaming\\Wscript\\Winini.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
2280	explorer.exe

Adds Run key to start application 2 TTPs 4 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\Antivir = "C:\\Users\\Admin\\AppData\\Roaming\\Wscript\\Winini.exe"	c65ecfd4c3845d1c4e3a606d0c2ca460_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\Antivir = "C:\\Users\\Admin\\AppData\\Roaming\\Wscript\\Winini.exe"	c65ecfd4c3845d1c4e3a606d0c2ca460_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Antivir = "C:\\Users\\Admin\\AppData\\Roaming\\Wscript\\Winini.exe"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\Antivir = "C:\\Users\\Admin\\AppData\\Roaming\\Wscript\\Winini.exe"	svchost.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2160 set thread context of 536	2160	c65ecfd4c3845d1c4e3a606d0c2ca460_JaffaCakes118.exe	30

UPX packed file 9 IoCs

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

upx

resource	yara_rule
behavioral1/memory/536-3-0x0000000000C80000-0x0000000000C95000-memory.dmp	upx
behavioral1/memory/536-7-0x0000000000C80000-0x0000000000C95000-memory.dmp	upx
behavioral1/memory/536-6-0x0000000000C80000-0x0000000000C95000-memory.dmp	upx
behavioral1/memory/536-5-0x0000000000C80000-0x0000000000C95000-memory.dmp	upx
behavioral1/memory/1728-15-0x0000000000C80000-0x0000000000C95000-memory.dmp	upx
behavioral1/memory/2280-19-0x0000000000C80000-0x0000000000C95000-memory.dmp	upx
behavioral1/memory/2816-22-0x0000000000C80000-0x0000000000C95000-memory.dmp	upx
behavioral1/memory/536-23-0x0000000000C80000-0x0000000000C95000-memory.dmp	upx
behavioral1/memory/2816-26-0x0000000000C80000-0x0000000000C95000-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 5 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	c65ecfd4c3845d1c4e3a606d0c2ca460_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c65ecfd4c3845d1c4e3a606d0c2ca460_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	explorer.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2816	svchost.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2160 wrote to memory of 536	2160	c65ecfd4c3845d1c4e3a606d0c2ca460_JaffaCakes118.exe	30
PID 2160 wrote to memory of 536	2160	c65ecfd4c3845d1c4e3a606d0c2ca460_JaffaCakes118.exe	30
PID 2160 wrote to memory of 536	2160	c65ecfd4c3845d1c4e3a606d0c2ca460_JaffaCakes118.exe	30
PID 2160 wrote to memory of 536	2160	c65ecfd4c3845d1c4e3a606d0c2ca460_JaffaCakes118.exe	30
PID 2160 wrote to memory of 536	2160	c65ecfd4c3845d1c4e3a606d0c2ca460_JaffaCakes118.exe	30
PID 2160 wrote to memory of 536	2160	c65ecfd4c3845d1c4e3a606d0c2ca460_JaffaCakes118.exe	30
PID 536 wrote to memory of 1728	536	c65ecfd4c3845d1c4e3a606d0c2ca460_JaffaCakes118.exe	32
PID 536 wrote to memory of 1728	536	c65ecfd4c3845d1c4e3a606d0c2ca460_JaffaCakes118.exe	32
PID 536 wrote to memory of 1728	536	c65ecfd4c3845d1c4e3a606d0c2ca460_JaffaCakes118.exe	32
PID 536 wrote to memory of 1728	536	c65ecfd4c3845d1c4e3a606d0c2ca460_JaffaCakes118.exe	32
PID 536 wrote to memory of 1728	536	c65ecfd4c3845d1c4e3a606d0c2ca460_JaffaCakes118.exe	32
PID 536 wrote to memory of 2816	536	c65ecfd4c3845d1c4e3a606d0c2ca460_JaffaCakes118.exe	33
PID 536 wrote to memory of 2816	536	c65ecfd4c3845d1c4e3a606d0c2ca460_JaffaCakes118.exe	33
PID 536 wrote to memory of 2816	536	c65ecfd4c3845d1c4e3a606d0c2ca460_JaffaCakes118.exe	33
PID 536 wrote to memory of 2816	536	c65ecfd4c3845d1c4e3a606d0c2ca460_JaffaCakes118.exe	33
PID 536 wrote to memory of 2280	536	c65ecfd4c3845d1c4e3a606d0c2ca460_JaffaCakes118.exe	34
PID 536 wrote to memory of 2280	536	c65ecfd4c3845d1c4e3a606d0c2ca460_JaffaCakes118.exe	34
PID 536 wrote to memory of 2280	536	c65ecfd4c3845d1c4e3a606d0c2ca460_JaffaCakes118.exe	34
PID 536 wrote to memory of 2280	536	c65ecfd4c3845d1c4e3a606d0c2ca460_JaffaCakes118.exe	34
PID 536 wrote to memory of 2280	536	c65ecfd4c3845d1c4e3a606d0c2ca460_JaffaCakes118.exe	34
PID 536 wrote to memory of 2816	536	c65ecfd4c3845d1c4e3a606d0c2ca460_JaffaCakes118.exe	33

C:\Users\Admin\AppData\Local\Temp\c65ecfd4c3845d1c4e3a606d0c2ca460_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\c65ecfd4c3845d1c4e3a606d0c2ca460_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2160
- C:\Users\Admin\AppData\Local\Temp\c65ecfd4c3845d1c4e3a606d0c2ca460_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\c65ecfd4c3845d1c4e3a606d0c2ca460_JaffaCakes118.exe"
  2⤵
  - Boot or Logon Autostart Execution: Active Setup
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:536
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    - Boot or Logon Autostart Execution: Active Setup
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    PID:1728
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    PID:2816
- - C:\Windows\SysWOW64\explorer.exe
    explorer.exe
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    PID:2280

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Wscript\Winini.exe

Filesize
52KB

MD5
c65ecfd4c3845d1c4e3a606d0c2ca460

SHA1
0e1a1e0056164441963e85a86013c9aa16cbfa7e

SHA256
6bcbaa38da5cc1777a9808059f5ed00c2945260ad490a80b8b6fc5a347551f7f

SHA512
010fe788faa96a9e0d6dae2de50643e90b3db3da016c75f6acb8dd079c6a57fc99642a14a6873a9ce4eba1005ad59c24232725cab963e9ffa226288109627a10

Download Submit
memory/536-2-0x0000000000C80000-0x0000000000C95000-memory.dmp

Filesize
84KB

Download
memory/536-0-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/536-3-0x0000000000C80000-0x0000000000C95000-memory.dmp

Filesize
84KB

Download
memory/536-7-0x0000000000C80000-0x0000000000C95000-memory.dmp

Filesize
84KB

Download
memory/536-6-0x0000000000C80000-0x0000000000C95000-memory.dmp

Filesize
84KB

Download
memory/536-5-0x0000000000C80000-0x0000000000C95000-memory.dmp

Filesize
84KB

Download
memory/536-23-0x0000000000C80000-0x0000000000C95000-memory.dmp

Filesize
84KB

Download
memory/1728-15-0x0000000000C80000-0x0000000000C95000-memory.dmp

Filesize
84KB

Download
memory/2280-19-0x0000000000C80000-0x0000000000C95000-memory.dmp

Filesize
84KB

Download
memory/2816-22-0x0000000000C80000-0x0000000000C95000-memory.dmp

Filesize
84KB

Download
memory/2816-26-0x0000000000C80000-0x0000000000C95000-memory.dmp

Filesize
84KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads