xtremerat | 504ef733f5192ed63ab730b6895cdf25a964cee0f4308f63a6cf4d678c77676b

Analysis

max time kernel
146s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
02-01-2025 18:08

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General

Target

JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe
Size

514KB
MD5

671ec688cbd6ea58c6dbc73883e3d036
SHA1

0cf3e68ef37c43f96c5147908901b446f2a634bc
SHA256

504ef733f5192ed63ab730b6895cdf25a964cee0f4308f63a6cf4d678c77676b
SHA512

fbddbdf308767f6361eceb4d9e6ff9e2f7795aea6b49cc0650d90ecf47d207fbd70718e79961f086e7ff3ed1a00d6cbae861b713904466c07a32a31a80d348a3
SSDEEP

6144:gAnDEjA3sVxW6ibaBH31pBukR+amQHifGM3ufJMoVhPaXw966y0Zq:gN26ibaBH8QH2+JbV1agpI

Score

10^/10

xtremerat discovery persistence rat spyware

Malware Config

Extracted

Family

xtremerat

gotti78.no-ip.org

Signatures

Detect XtremeRAT payload 6 IoCs

resource	yara_rule
behavioral2/memory/1260-2-0x0000000000C80000-0x0000000000C93000-memory.dmp	family_xtremerat
behavioral2/memory/1260-3-0x0000000000C80000-0x0000000000C93000-memory.dmp	family_xtremerat
behavioral2/memory/1260-4-0x0000000000C80000-0x0000000000C93000-memory.dmp	family_xtremerat
behavioral2/memory/1260-5-0x0000000000C80000-0x0000000000C93000-memory.dmp	family_xtremerat
behavioral2/memory/4348-12-0x0000000000C80000-0x0000000000C93000-memory.dmp	family_xtremerat
behavioral2/memory/1260-15-0x0000000000C80000-0x0000000000C93000-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 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\{6KGHL7YW-71Y6-AKM4-V71C-617TLSE64J61}	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{6KGHL7YW-71Y6-AKM4-V71C-617TLSE64J61}\StubPath = "C:\\Windows\\system32\\Winrar.exe restart"	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{6KGHL7YW-71Y6-AKM4-V71C-617TLSE64J61}	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{6KGHL7YW-71Y6-AKM4-V71C-617TLSE64J61}\StubPath = "C:\\Windows\\system32\\Winrar.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\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\system32\\Winrar.exe"	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\system32\\Winrar.exe"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\system32\\Winrar.exe"	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\system32\\Winrar.exe"	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\Winrar.exe	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe
File created	C:\Windows\SysWOW64\Winrar.exe	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe
File opened for modification	C:\Windows\SysWOW64\	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2384 set thread context of 1260	2384	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	83

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	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2384	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe
2384	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe
2384	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe
2384	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe
2384	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe
2384	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe
2384	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe
2384	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2384	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe
1260	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2384 wrote to memory of 1260	2384	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	83
PID 2384 wrote to memory of 1260	2384	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	83
PID 2384 wrote to memory of 1260	2384	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	83
PID 2384 wrote to memory of 1260	2384	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	83
PID 2384 wrote to memory of 1260	2384	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	83
PID 2384 wrote to memory of 1260	2384	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	83
PID 2384 wrote to memory of 1260	2384	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	83
PID 2384 wrote to memory of 1260	2384	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	83
PID 2384 wrote to memory of 1260	2384	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	83
PID 2384 wrote to memory of 1260	2384	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	83
PID 2384 wrote to memory of 1260	2384	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	83
PID 2384 wrote to memory of 1260	2384	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	83
PID 2384 wrote to memory of 1260	2384	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	83
PID 1260 wrote to memory of 4348	1260	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	84
PID 1260 wrote to memory of 4348	1260	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	84
PID 1260 wrote to memory of 4348	1260	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	84
PID 1260 wrote to memory of 4348	1260	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	84
PID 1260 wrote to memory of 3724	1260	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	85
PID 1260 wrote to memory of 3724	1260	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	85
PID 1260 wrote to memory of 3804	1260	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	86
PID 1260 wrote to memory of 3804	1260	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	86
PID 1260 wrote to memory of 3804	1260	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	86
PID 1260 wrote to memory of 2676	1260	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	87
PID 1260 wrote to memory of 2676	1260	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	87
PID 1260 wrote to memory of 2604	1260	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	88
PID 1260 wrote to memory of 2604	1260	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	88
PID 1260 wrote to memory of 2604	1260	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	88
PID 1260 wrote to memory of 1680	1260	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	89
PID 1260 wrote to memory of 1680	1260	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	89
PID 1260 wrote to memory of 2344	1260	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	90
PID 1260 wrote to memory of 2344	1260	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	90
PID 1260 wrote to memory of 2344	1260	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	90
PID 1260 wrote to memory of 2180	1260	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	91
PID 1260 wrote to memory of 2180	1260	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	91
PID 1260 wrote to memory of 2036	1260	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	92
PID 1260 wrote to memory of 2036	1260	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	92
PID 1260 wrote to memory of 2036	1260	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	92
PID 1260 wrote to memory of 1616	1260	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	93
PID 1260 wrote to memory of 1616	1260	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	93
PID 1260 wrote to memory of 4972	1260	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	94
PID 1260 wrote to memory of 4972	1260	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	94
PID 1260 wrote to memory of 4972	1260	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	94
PID 1260 wrote to memory of 2480	1260	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	96
PID 1260 wrote to memory of 2480	1260	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	96
PID 1260 wrote to memory of 368	1260	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	97
PID 1260 wrote to memory of 368	1260	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	97
PID 1260 wrote to memory of 368	1260	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	97
PID 1260 wrote to memory of 3656	1260	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	98
PID 1260 wrote to memory of 3656	1260	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	98
PID 1260 wrote to memory of 4480	1260	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	99
PID 1260 wrote to memory of 4480	1260	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	99
PID 1260 wrote to memory of 4480	1260	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	99
PID 1260 wrote to memory of 3864	1260	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	100
PID 1260 wrote to memory of 3864	1260	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	100
PID 1260 wrote to memory of 5068	1260	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	101
PID 1260 wrote to memory of 5068	1260	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	101
PID 1260 wrote to memory of 5068	1260	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	101
PID 1260 wrote to memory of 4800	1260	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	102
PID 1260 wrote to memory of 4800	1260	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	102
PID 1260 wrote to memory of 2568	1260	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	103
PID 1260 wrote to memory of 2568	1260	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	103
PID 1260 wrote to memory of 2568	1260	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	103
PID 1260 wrote to memory of 2648	1260	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	104
PID 1260 wrote to memory of 2648	1260	JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe	104

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2384
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_671ec688cbd6ea58c6dbc73883e3d036.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 SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1260
- - 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:4348
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
    3⤵
    PID:3724
- - C:\Windows\SysWOW64\explorer.exe
    explorer.exe
    3⤵
    PID:3804
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
    3⤵
    PID:2676
- - C:\Windows\SysWOW64\explorer.exe
    explorer.exe
    3⤵
    PID:2604
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
    3⤵
    PID:1680
- - C:\Windows\SysWOW64\explorer.exe
    explorer.exe
    3⤵
    PID:2344
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
    3⤵
    PID:2180
- - C:\Windows\SysWOW64\explorer.exe
    explorer.exe
    3⤵
    PID:2036
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
    3⤵
    PID:1616
- - C:\Windows\SysWOW64\explorer.exe
    explorer.exe
    3⤵
    PID:4972
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
    3⤵
    PID:2480
- - C:\Windows\SysWOW64\explorer.exe
    explorer.exe
    3⤵
    PID:368
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
    3⤵
    PID:3656
- - C:\Windows\SysWOW64\explorer.exe
    explorer.exe
    3⤵
    PID:4480
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
    3⤵
    PID:3864
- - C:\Windows\SysWOW64\explorer.exe
    explorer.exe
    3⤵
    PID:5068
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
    3⤵
    PID:4800
- - C:\Windows\SysWOW64\explorer.exe
    explorer.exe
    3⤵
    PID:2568
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
    3⤵
    PID:2648
- - C:\Windows\SysWOW64\explorer.exe
    explorer.exe
    3⤵
    PID:2476
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
    3⤵
    PID:2064
- - C:\Windows\SysWOW64\explorer.exe
    explorer.exe
    3⤵
    PID:4012
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
    3⤵
    PID:3404
- - C:\Windows\SysWOW64\explorer.exe
    explorer.exe
    3⤵
    PID:1192
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
    3⤵
    PID:4572
- - C:\Windows\SysWOW64\explorer.exe
    explorer.exe
    3⤵
    PID:4712
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
    3⤵
    PID:3128
- - C:\Windows\SysWOW64\explorer.exe
    explorer.exe
    3⤵
    PID:2156
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
    3⤵
    PID:4540
- - C:\Windows\SysWOW64\explorer.exe
    explorer.exe
    3⤵
    PID:3840

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Active Setup

T1547.014

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Active Setup

T1547.014

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\SysWOW64\Winrar.exe

Filesize
514KB

MD5
671ec688cbd6ea58c6dbc73883e3d036

SHA1
0cf3e68ef37c43f96c5147908901b446f2a634bc

SHA256
504ef733f5192ed63ab730b6895cdf25a964cee0f4308f63a6cf4d678c77676b

SHA512
fbddbdf308767f6361eceb4d9e6ff9e2f7795aea6b49cc0650d90ecf47d207fbd70718e79961f086e7ff3ed1a00d6cbae861b713904466c07a32a31a80d348a3

Download Submit
memory/1260-2-0x0000000000C80000-0x0000000000C93000-memory.dmp

Filesize
76KB

Download
memory/1260-3-0x0000000000C80000-0x0000000000C93000-memory.dmp

Filesize
76KB

Download
memory/1260-4-0x0000000000C80000-0x0000000000C93000-memory.dmp

Filesize
76KB

Download
memory/1260-5-0x0000000000C80000-0x0000000000C93000-memory.dmp

Filesize
76KB

Download
memory/1260-15-0x0000000000C80000-0x0000000000C93000-memory.dmp

Filesize
76KB

Download
memory/4348-12-0x0000000000C80000-0x0000000000C93000-memory.dmp

Filesize
76KB

Download