xtremerat | d98beabf467016288f95803658ef9736a22cdbccf7a6e5cd07c2e8c188e424e4

General

Target

3ed813685d098c623ac97a5a50265647_JaffaCakes118.exe
Size

44KB
MD5

3ed813685d098c623ac97a5a50265647
SHA1

bd5384f421ffc4467dd650ce7c573bc09a6d13e3
SHA256

d98beabf467016288f95803658ef9736a22cdbccf7a6e5cd07c2e8c188e424e4
SHA512

a1754a5ce70fd917730781086c45eb48f47acbbc79fac2194db9e94689eef857dce397d3075e3d3be03b02439fe8ff973e0060c85474a8acbdadbc13f9a21163
SSDEEP

768:BBr+tjFqTPkAlfztB1lr6an3smTA8uvm2MjCpPtzo6:nyRUHlrL1lr6an3TLuvm25Fo6

Score

10^/10

xtremerat persistence rat spyware

Malware Config

Extracted

Family

xtremerat

C2

mistero1986.no-ip.org

Signatures

Detect XtremeRAT payload 5 IoCs

resource	yara_rule
behavioral2/memory/880-6-0x0000000000C80000-0x0000000000C93000-memory.dmp	family_xtremerat
behavioral2/files/0x0007000000023422-7.dat	family_xtremerat
behavioral2/memory/624-8-0x0000000000C80000-0x0000000000C93000-memory.dmp	family_xtremerat
behavioral2/memory/4784-9-0x0000000000C80000-0x0000000000C93000-memory.dmp	family_xtremerat
behavioral2/memory/624-11-0x0000000000C80000-0x0000000000C93000-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

Modifies Installed Components in the registry 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{N06ENUO4-E0VF-R6ED-X008-B6PRXS24A5GG}	3ed813685d098c623ac97a5a50265647_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{N06ENUO4-E0VF-R6ED-X008-B6PRXS24A5GG}\StubPath = "C:\\Windows\\system32\\InstallDir\\win32.exe restart"	3ed813685d098c623ac97a5a50265647_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{N06ENUO4-E0VF-R6ED-X008-B6PRXS24A5GG}	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{N06ENUO4-E0VF-R6ED-X008-B6PRXS24A5GG}\StubPath = "C:\\Windows\\system32\\InstallDir\\win32.exe restart"	svchost.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\HKLM = "C:\\Windows\\system32\\InstallDir\\win32.exe"	3ed813685d098c623ac97a5a50265647_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\system32\\InstallDir\\win32.exe"	3ed813685d098c623ac97a5a50265647_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\system32\\InstallDir\\win32.exe"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\system32\\InstallDir\\win32.exe"	svchost.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\InstallDir\win32.exe	3ed813685d098c623ac97a5a50265647_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\InstallDir\	3ed813685d098c623ac97a5a50265647_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\InstallDir\win32.exe	3ed813685d098c623ac97a5a50265647_JaffaCakes118.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
624	explorer.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4784 wrote to memory of 880	4784	3ed813685d098c623ac97a5a50265647_JaffaCakes118.exe	83
PID 4784 wrote to memory of 880	4784	3ed813685d098c623ac97a5a50265647_JaffaCakes118.exe	83
PID 4784 wrote to memory of 880	4784	3ed813685d098c623ac97a5a50265647_JaffaCakes118.exe	83
PID 4784 wrote to memory of 880	4784	3ed813685d098c623ac97a5a50265647_JaffaCakes118.exe	83
PID 4784 wrote to memory of 624	4784	3ed813685d098c623ac97a5a50265647_JaffaCakes118.exe	84
PID 4784 wrote to memory of 624	4784	3ed813685d098c623ac97a5a50265647_JaffaCakes118.exe	84
PID 4784 wrote to memory of 624	4784	3ed813685d098c623ac97a5a50265647_JaffaCakes118.exe	84
PID 4784 wrote to memory of 624	4784	3ed813685d098c623ac97a5a50265647_JaffaCakes118.exe	84

C:\Users\Admin\AppData\Local\Temp\3ed813685d098c623ac97a5a50265647_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\3ed813685d098c623ac97a5a50265647_JaffaCakes118.exe"
1⤵
- Modifies Installed Components in the registry
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:4784
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - Modifies Installed Components in the registry
  - Adds Run key to start application
  PID:880
- C:\Windows\SysWOW64\explorer.exe
  explorer.exe
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:624

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

2

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

2

T1547.001

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\SysWOW64\InstallDir\win32.exe

Filesize
44KB

MD5
3ed813685d098c623ac97a5a50265647

SHA1
bd5384f421ffc4467dd650ce7c573bc09a6d13e3

SHA256
d98beabf467016288f95803658ef9736a22cdbccf7a6e5cd07c2e8c188e424e4

SHA512
a1754a5ce70fd917730781086c45eb48f47acbbc79fac2194db9e94689eef857dce397d3075e3d3be03b02439fe8ff973e0060c85474a8acbdadbc13f9a21163

Download Submit
memory/624-8-0x0000000000C80000-0x0000000000C93000-memory.dmp

Filesize
76KB

Download
memory/624-11-0x0000000000C80000-0x0000000000C93000-memory.dmp

Filesize
76KB

Download
memory/880-6-0x0000000000C80000-0x0000000000C93000-memory.dmp

Filesize
76KB

Download
memory/4784-9-0x0000000000C80000-0x0000000000C93000-memory.dmp

Filesize
76KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads