xtremerat | 207a05af8f582c537534cb791a813e42791511c00938e5bf52ade2cbe225394a

General

Target

73d8c52be592c824feba5972f2cf667c_JaffaCakes118.exe
Size

104KB
MD5

73d8c52be592c824feba5972f2cf667c
SHA1

019fc0384b4ebb1b6827e4bca059bace76b4d32b
SHA256

207a05af8f582c537534cb791a813e42791511c00938e5bf52ade2cbe225394a
SHA512

c9b7e9c5a32fb184b6287d9ab226141712e964bb11f85e0fb002f81e6a31e4b90788877e8dc8699eb66781e25579b5343756078acad83980cbd3f8b25506d2e2
SSDEEP

1536:e2ghaZcYZqJC3xdTOuWrdhoh8SHtNeuH21OfyerBjxwX:eHaZ0JKZWxhPSNNMOfbBo

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

C2

｜bahoz.no-ip.biz

Signatures

Detect XtremeRAT payload 5 IoCs

resource	yara_rule
behavioral2/memory/3896-24-0x0000000013140000-0x000000001315F000-memory.dmp	family_xtremerat
behavioral2/memory/3896-25-0x0000000013140000-0x000000001315F000-memory.dmp	family_xtremerat
behavioral2/memory/508-30-0x0000000013140000-0x000000001315F000-memory.dmp	family_xtremerat
behavioral2/memory/3896-31-0x0000000013140000-0x000000001315F000-memory.dmp	family_xtremerat
behavioral2/memory/508-33-0x0000000013140000-0x000000001315F000-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

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\{3GO00F5M-M4VX-H423-T2CG-L6P6J22T4A1D}	73d8c52be592c824feba5972f2cf667c_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{3GO00F5M-M4VX-H423-T2CG-L6P6J22T4A1D}\StubPath = "C:\\Windows\\system32\\InstallDir\\After.exe restart"	73d8c52be592c824feba5972f2cf667c_JaffaCakes118.exe

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\HKLM = "C:\\Windows\\system32\\InstallDir\\After.exe"	73d8c52be592c824feba5972f2cf667c_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\system32\\InstallDir\\After.exe"	73d8c52be592c824feba5972f2cf667c_JaffaCakes118.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\InstallDir\After.exe	73d8c52be592c824feba5972f2cf667c_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\InstallDir\After.exe	73d8c52be592c824feba5972f2cf667c_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\InstallDir\	73d8c52be592c824feba5972f2cf667c_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 64 set thread context of 3896	64	73d8c52be592c824feba5972f2cf667c_JaffaCakes118.exe	84

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3896-20-0x0000000013140000-0x000000001315F000-memory.dmp	upx
behavioral2/memory/3896-22-0x0000000013140000-0x000000001315F000-memory.dmp	upx
behavioral2/memory/3896-24-0x0000000013140000-0x000000001315F000-memory.dmp	upx
behavioral2/memory/3896-25-0x0000000013140000-0x000000001315F000-memory.dmp	upx
behavioral2/memory/508-30-0x0000000013140000-0x000000001315F000-memory.dmp	upx
behavioral2/memory/3896-31-0x0000000013140000-0x000000001315F000-memory.dmp	upx
behavioral2/memory/508-33-0x0000000013140000-0x000000001315F000-memory.dmp	upx

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64	73d8c52be592c824feba5972f2cf667c_JaffaCakes118.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 3 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	73d8c52be592c824feba5972f2cf667c_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	73d8c52be592c824feba5972f2cf667c_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	explorer.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
64	73d8c52be592c824feba5972f2cf667c_JaffaCakes118.exe
508	explorer.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 64 wrote to memory of 3896	64	73d8c52be592c824feba5972f2cf667c_JaffaCakes118.exe	84
PID 64 wrote to memory of 3896	64	73d8c52be592c824feba5972f2cf667c_JaffaCakes118.exe	84
PID 64 wrote to memory of 3896	64	73d8c52be592c824feba5972f2cf667c_JaffaCakes118.exe	84
PID 64 wrote to memory of 3896	64	73d8c52be592c824feba5972f2cf667c_JaffaCakes118.exe	84
PID 64 wrote to memory of 3896	64	73d8c52be592c824feba5972f2cf667c_JaffaCakes118.exe	84
PID 64 wrote to memory of 3896	64	73d8c52be592c824feba5972f2cf667c_JaffaCakes118.exe	84
PID 64 wrote to memory of 3896	64	73d8c52be592c824feba5972f2cf667c_JaffaCakes118.exe	84
PID 64 wrote to memory of 3896	64	73d8c52be592c824feba5972f2cf667c_JaffaCakes118.exe	84
PID 3896 wrote to memory of 508	3896	73d8c52be592c824feba5972f2cf667c_JaffaCakes118.exe	86
PID 3896 wrote to memory of 508	3896	73d8c52be592c824feba5972f2cf667c_JaffaCakes118.exe	86
PID 3896 wrote to memory of 508	3896	73d8c52be592c824feba5972f2cf667c_JaffaCakes118.exe	86
PID 3896 wrote to memory of 508	3896	73d8c52be592c824feba5972f2cf667c_JaffaCakes118.exe	86

C:\Users\Admin\AppData\Local\Temp\73d8c52be592c824feba5972f2cf667c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\73d8c52be592c824feba5972f2cf667c_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:64
- C:\Users\Admin\AppData\Local\Temp\73d8c52be592c824feba5972f2cf667c_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\73d8c52be592c824feba5972f2cf667c_JaffaCakes118.exe"
  2⤵
  - Boot or Logon Autostart Execution: Active Setup
  - Adds Run key to start application
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3896
- - C:\Windows\SysWOW64\explorer.exe
    explorer.exe
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    PID:508

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/64-7-0x0000000002530000-0x0000000002540000-memory.dmp

Filesize
64KB

Download
memory/64-23-0x0000000000400000-0x000000000041AA00-memory.dmp

Filesize
106KB

Download
memory/64-12-0x0000000002590000-0x00000000025A0000-memory.dmp

Filesize
64KB

Download
memory/64-0-0x0000000000400000-0x000000000041AA00-memory.dmp

Filesize
106KB

Download
memory/64-10-0x0000000002570000-0x0000000002580000-memory.dmp

Filesize
64KB

Download
memory/64-17-0x00000000025E0000-0x00000000025F0000-memory.dmp

Filesize
64KB

Download
memory/64-16-0x00000000025D0000-0x00000000025E0000-memory.dmp

Filesize
64KB

Download
memory/64-1-0x00000000024C0000-0x00000000024D0000-memory.dmp

Filesize
64KB

Download
memory/64-15-0x00000000025C0000-0x00000000025D0000-memory.dmp

Filesize
64KB

Download
memory/64-14-0x00000000025B0000-0x00000000025C0000-memory.dmp

Filesize
64KB

Download
memory/64-9-0x0000000002550000-0x0000000002560000-memory.dmp

Filesize
64KB

Download
memory/64-8-0x0000000002540000-0x0000000002550000-memory.dmp

Filesize
64KB

Download
memory/64-5-0x0000000002510000-0x0000000002520000-memory.dmp

Filesize
64KB

Download
memory/64-4-0x0000000002500000-0x0000000002510000-memory.dmp

Filesize
64KB

Download
memory/64-13-0x00000000025A0000-0x00000000025B0000-memory.dmp

Filesize
64KB

Download
memory/64-11-0x0000000002580000-0x0000000002590000-memory.dmp

Filesize
64KB

Download
memory/64-6-0x0000000002520000-0x0000000002530000-memory.dmp

Filesize
64KB

Download
memory/64-3-0x00000000024F0000-0x0000000002500000-memory.dmp

Filesize
64KB

Download
memory/64-2-0x00000000024E0000-0x00000000024F0000-memory.dmp

Filesize
64KB

Download
memory/508-33-0x0000000013140000-0x000000001315F000-memory.dmp

Filesize
124KB

Download
memory/508-30-0x0000000013140000-0x000000001315F000-memory.dmp

Filesize
124KB

Download
memory/3896-20-0x0000000013140000-0x000000001315F000-memory.dmp

Filesize
124KB

Download
memory/3896-24-0x0000000013140000-0x000000001315F000-memory.dmp

Filesize
124KB

Download
memory/3896-25-0x0000000013140000-0x000000001315F000-memory.dmp

Filesize
124KB

Download
memory/3896-31-0x0000000013140000-0x000000001315F000-memory.dmp

Filesize
124KB

Download
memory/3896-22-0x0000000013140000-0x000000001315F000-memory.dmp

Filesize
124KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads