xtremerat | 3017da1318bf489c67371a6f7e8d32510368c116e700b74cfa32e2e39ff72873

Analysis

max time kernel
148s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
03-07-2024 15:31

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General

Target

22dba5df813c3d444800c8514b901b4f_JaffaCakes118.exe
Size

44KB
MD5

22dba5df813c3d444800c8514b901b4f
SHA1

3c5aec186ebf7a00dad494d75ca3e211313a3444
SHA256

3017da1318bf489c67371a6f7e8d32510368c116e700b74cfa32e2e39ff72873
SHA512

e5ec1831d833ebd9386ef3e4191919508df166ce8d60a31c3bc7ddbd1322a7afd34bd106ba5dfe6ba247fd8f25962dcfa96e48692acb6956420c76af05ddff99
SSDEEP

768:rBr+tjFqTPkAlfztB1lr6an3smTg8uvm2DfOTw4PI+zoJ1L:FyRUHlrL1lr6an3Truvm2bOQCozL

Score

10^/10

xtremerat persistence rat spyware

Malware Config

Extracted

Family

xtremerat

namehost.dyndns.org

Signatures

Detect XtremeRAT payload 4 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4804-6-0x0000000000C80000-0x0000000000C93000-memory.dmp	family_xtremerat
behavioral2/memory/1316-7-0x0000000000C80000-0x0000000000C93000-memory.dmp	family_xtremerat
behavioral2/memory/4532-8-0x0000000000C80000-0x0000000000C93000-memory.dmp	family_xtremerat
behavioral2/memory/1316-11-0x0000000000C80000-0x0000000000C93000-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

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

Processes:

22dba5df813c3d444800c8514b901b4f_JaffaCakes118.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{5460C4DF-B266-909E-CB58-E32B79832EB2}	22dba5df813c3d444800c8514b901b4f_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{5460C4DF-B266-909E-CB58-E32B79832EB2}\StubPath = "C:\\Windows\\system32\\wbem\\xml.exe restart"	22dba5df813c3d444800c8514b901b4f_JaffaCakes118.exe

Deletes itself 1 IoCs

Processes:

explorer.exe

pid process

4804 explorer.exe

pid	process
4804	explorer.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

22dba5df813c3d444800c8514b901b4f_JaffaCakes118.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\system32\\wbem\\xml.exe"	22dba5df813c3d444800c8514b901b4f_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\system32\\wbem\\xml.exe"	22dba5df813c3d444800c8514b901b4f_JaffaCakes118.exe

Drops file in System32 directory 3 IoCs

Processes:

22dba5df813c3d444800c8514b901b4f_JaffaCakes118.exe

description	ioc	process
File created	C:\Windows\SysWOW64\wbem\xml.exe	22dba5df813c3d444800c8514b901b4f_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\wbem\	22dba5df813c3d444800c8514b901b4f_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\wbem\xml.exe	22dba5df813c3d444800c8514b901b4f_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

Processes:

svchost.exe

pid process

1316 svchost.exe

pid	process
1316	svchost.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

22dba5df813c3d444800c8514b901b4f_JaffaCakes118.exe

description	pid	process	target process
PID 4532 wrote to memory of 1316	4532	22dba5df813c3d444800c8514b901b4f_JaffaCakes118.exe	svchost.exe
PID 4532 wrote to memory of 1316	4532	22dba5df813c3d444800c8514b901b4f_JaffaCakes118.exe	svchost.exe
PID 4532 wrote to memory of 1316	4532	22dba5df813c3d444800c8514b901b4f_JaffaCakes118.exe	svchost.exe
PID 4532 wrote to memory of 4804	4532	22dba5df813c3d444800c8514b901b4f_JaffaCakes118.exe	explorer.exe
PID 4532 wrote to memory of 4804	4532	22dba5df813c3d444800c8514b901b4f_JaffaCakes118.exe	explorer.exe
PID 4532 wrote to memory of 4804	4532	22dba5df813c3d444800c8514b901b4f_JaffaCakes118.exe	explorer.exe
PID 4532 wrote to memory of 4804	4532	22dba5df813c3d444800c8514b901b4f_JaffaCakes118.exe	explorer.exe
PID 4532 wrote to memory of 1316	4532	22dba5df813c3d444800c8514b901b4f_JaffaCakes118.exe	svchost.exe

C:\Users\Admin\AppData\Local\Temp\22dba5df813c3d444800c8514b901b4f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\22dba5df813c3d444800c8514b901b4f_JaffaCakes118.exe"
1⤵
- Boot or Logon Autostart Execution: Active Setup
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:4532

C:\Windows\SysWOW64\svchost.exe
svchost.exe
2⤵
- Suspicious use of SetWindowsHookEx
PID:1316

C:\Windows\SysWOW64\explorer.exe
explorer.exe
2⤵
- Deletes itself
PID:4804

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads

memory/1316-7-0x0000000000C80000-0x0000000000C93000-memory.dmp

Filesize
76KB

Download
memory/1316-11-0x0000000000C80000-0x0000000000C93000-memory.dmp

Filesize
76KB

Download
memory/4532-8-0x0000000000C80000-0x0000000000C93000-memory.dmp

Filesize
76KB

Download
memory/4804-6-0x0000000000C80000-0x0000000000C93000-memory.dmp

Filesize
76KB

Download