xtremerat | bcb007991bf11f481e5203d3e71623e5fc03b2986328c400e067d030c8c16b8c

General

Target

92dac7f9ef0fd5ec6fa15c8b532dc86f_JaffaCakes118.exe
Size

54KB
MD5

92dac7f9ef0fd5ec6fa15c8b532dc86f
SHA1

1ca45b3388f0dab33955a4c52b7649487a98998d
SHA256

bcb007991bf11f481e5203d3e71623e5fc03b2986328c400e067d030c8c16b8c
SHA512

42414aa2be543f44afe254015682a425ce1dc02de2683ae8bdb13f279143f7cff151855f15afc7258af60a6885a931fff732d511bee819c73d27e66577579548
SSDEEP

1536:690Z8GgMx+BUvk1XJ05X7bQUZoQ2HA0sj71V:6M/QuIJ05X7MUyQ2HE1V

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

C2

almm.no-ip.biz

Signatures

Detect XtremeRAT payload 7 IoCs

resource	yara_rule
behavioral1/memory/2672-3-0x0000000000C80000-0x0000000000C93000-memory.dmp	family_xtremerat
behavioral1/memory/2672-7-0x0000000000C80000-0x0000000000C93000-memory.dmp	family_xtremerat
behavioral1/memory/2672-5-0x0000000000C80000-0x0000000000C93000-memory.dmp	family_xtremerat
behavioral1/memory/2672-8-0x0000000000C80000-0x0000000000C93000-memory.dmp	family_xtremerat
behavioral1/memory/2896-14-0x0000000000C80000-0x0000000000C93000-memory.dmp	family_xtremerat
behavioral1/memory/2672-15-0x0000000000C80000-0x0000000000C93000-memory.dmp	family_xtremerat
behavioral1/memory/2896-17-0x0000000000C80000-0x0000000000C93000-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\{44A04A7T-R6FY-Y104-2NBQ-148AJLW4Q3WB}	92dac7f9ef0fd5ec6fa15c8b532dc86f_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{44A04A7T-R6FY-Y104-2NBQ-148AJLW4Q3WB}\StubPath = "C:\\Windows\\Microsoft\\win.exe restart"	92dac7f9ef0fd5ec6fa15c8b532dc86f_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\\Microsoft\\win.exe"	92dac7f9ef0fd5ec6fa15c8b532dc86f_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\Microsoft\\win.exe"	92dac7f9ef0fd5ec6fa15c8b532dc86f_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3020 set thread context of 2672	3020	92dac7f9ef0fd5ec6fa15c8b532dc86f_JaffaCakes118.exe	30

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3020-0-0x0000000000400000-0x000000000043D000-memory.dmp	upx
behavioral1/memory/3020-6-0x0000000000400000-0x000000000043D000-memory.dmp	upx

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Microsoft\win.exe	92dac7f9ef0fd5ec6fa15c8b532dc86f_JaffaCakes118.exe
File created	C:\Windows\Microsoft\win.exe	92dac7f9ef0fd5ec6fa15c8b532dc86f_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	92dac7f9ef0fd5ec6fa15c8b532dc86f_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	92dac7f9ef0fd5ec6fa15c8b532dc86f_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	explorer.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3020	92dac7f9ef0fd5ec6fa15c8b532dc86f_JaffaCakes118.exe
2896	explorer.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 3020 wrote to memory of 2672	3020	92dac7f9ef0fd5ec6fa15c8b532dc86f_JaffaCakes118.exe	30
PID 3020 wrote to memory of 2672	3020	92dac7f9ef0fd5ec6fa15c8b532dc86f_JaffaCakes118.exe	30
PID 3020 wrote to memory of 2672	3020	92dac7f9ef0fd5ec6fa15c8b532dc86f_JaffaCakes118.exe	30
PID 3020 wrote to memory of 2672	3020	92dac7f9ef0fd5ec6fa15c8b532dc86f_JaffaCakes118.exe	30
PID 3020 wrote to memory of 2672	3020	92dac7f9ef0fd5ec6fa15c8b532dc86f_JaffaCakes118.exe	30
PID 3020 wrote to memory of 2672	3020	92dac7f9ef0fd5ec6fa15c8b532dc86f_JaffaCakes118.exe	30
PID 3020 wrote to memory of 2672	3020	92dac7f9ef0fd5ec6fa15c8b532dc86f_JaffaCakes118.exe	30
PID 3020 wrote to memory of 2672	3020	92dac7f9ef0fd5ec6fa15c8b532dc86f_JaffaCakes118.exe	30
PID 3020 wrote to memory of 2672	3020	92dac7f9ef0fd5ec6fa15c8b532dc86f_JaffaCakes118.exe	30
PID 3020 wrote to memory of 2672	3020	92dac7f9ef0fd5ec6fa15c8b532dc86f_JaffaCakes118.exe	30
PID 3020 wrote to memory of 2672	3020	92dac7f9ef0fd5ec6fa15c8b532dc86f_JaffaCakes118.exe	30
PID 3020 wrote to memory of 2672	3020	92dac7f9ef0fd5ec6fa15c8b532dc86f_JaffaCakes118.exe	30
PID 3020 wrote to memory of 2672	3020	92dac7f9ef0fd5ec6fa15c8b532dc86f_JaffaCakes118.exe	30
PID 3020 wrote to memory of 2672	3020	92dac7f9ef0fd5ec6fa15c8b532dc86f_JaffaCakes118.exe	30
PID 2672 wrote to memory of 2896	2672	92dac7f9ef0fd5ec6fa15c8b532dc86f_JaffaCakes118.exe	31
PID 2672 wrote to memory of 2896	2672	92dac7f9ef0fd5ec6fa15c8b532dc86f_JaffaCakes118.exe	31
PID 2672 wrote to memory of 2896	2672	92dac7f9ef0fd5ec6fa15c8b532dc86f_JaffaCakes118.exe	31
PID 2672 wrote to memory of 2896	2672	92dac7f9ef0fd5ec6fa15c8b532dc86f_JaffaCakes118.exe	31
PID 2672 wrote to memory of 2896	2672	92dac7f9ef0fd5ec6fa15c8b532dc86f_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\92dac7f9ef0fd5ec6fa15c8b532dc86f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\92dac7f9ef0fd5ec6fa15c8b532dc86f_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3020
- C:\Users\Admin\AppData\Local\Temp\92dac7f9ef0fd5ec6fa15c8b532dc86f_JaffaCakes118.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 WriteProcessMemory
  PID:2672
- - C:\Windows\SysWOW64\explorer.exe
    explorer.exe
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    PID:2896

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/2672-3-0x0000000000C80000-0x0000000000C93000-memory.dmp

Filesize
76KB

Download
memory/2672-7-0x0000000000C80000-0x0000000000C93000-memory.dmp

Filesize
76KB

Download
memory/2672-5-0x0000000000C80000-0x0000000000C93000-memory.dmp

Filesize
76KB

Download
memory/2672-8-0x0000000000C80000-0x0000000000C93000-memory.dmp

Filesize
76KB

Download
memory/2672-15-0x0000000000C80000-0x0000000000C93000-memory.dmp

Filesize
76KB

Download
memory/2896-12-0x0000000000C80000-0x0000000000C93000-memory.dmp

Filesize
76KB

Download
memory/2896-14-0x0000000000C80000-0x0000000000C93000-memory.dmp

Filesize
76KB

Download
memory/2896-17-0x0000000000C80000-0x0000000000C93000-memory.dmp

Filesize
76KB

Download
memory/3020-0-0x0000000000400000-0x000000000043D000-memory.dmp

Filesize
244KB

Download
memory/3020-6-0x0000000000400000-0x000000000043D000-memory.dmp

Filesize
244KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads