xtremerat | 91cd1cc2ddf5439e362123e85c840b991f772080d4d6f2282a8fa40bb7fb4e72

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
09/07/2024, 16:14

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General

Target
31132ca5d7b540f4da3a19dd4c0c58ee_JaffaCakes118.exe
Size 229KB
Sample240709-tpnwrstfkb
SHA256 91cd1cc2ddf5439e362123e85c840b991f772080d4d6f2282a8fa40bb7fb4e72
MD5 31132ca5d7b540f4da3a19dd4c0c58ee
SHA1 cdea63fb7c28e49b29228ac233c413b6f28a4f9e
SHA512 9b37809b506525bedfcc9210ae53d3b28a3e22643b920e1444de3e55afd73fe07ea7abcc2b4920ef67bd4e1e88d07a341beeeb6004ec0f55b4e102844a5d6335
SSDEEP 6144:cNW72hD9evL/KZu8XTYgoI6wqvjyaSFSNoIwKXc8jbc9bIhI:eW72Z9evLtgoI6wqvMSNwK1jb+sI
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

xtremerat persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

cacon.zapto.org

Signatures

Detect XtremeRAT payload 1 IoCs

resource	yara_rule
behavioral2/memory/3240-4-0x0000000010000000-0x0000000010059000-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\{EQ272E0M-5DF8-62X0-1LB1-7C0O75OHH686}	31132ca5d7b540f4da3a19dd4c0c58ee_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{EQ272E0M-5DF8-62X0-1LB1-7C0O75OHH686}\StubPath = "C:\\Windows\\system32\\InstallDir\\Server.exe restart"	31132ca5d7b540f4da3a19dd4c0c58ee_JaffaCakes118.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3240-0-0x0000000010000000-0x0000000010059000-memory.dmp	upx
behavioral2/memory/3240-4-0x0000000010000000-0x0000000010059000-memory.dmp	upx

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\USER\S-1-5-21-2990742725-2267136959-192470804-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\system32\\InstallDir\\Server.exe"	31132ca5d7b540f4da3a19dd4c0c58ee_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\system32\\InstallDir\\Server.exe"	31132ca5d7b540f4da3a19dd4c0c58ee_JaffaCakes118.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\InstallDir\Server.exe	31132ca5d7b540f4da3a19dd4c0c58ee_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\InstallDir\Server.exe	31132ca5d7b540f4da3a19dd4c0c58ee_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
3240	31132ca5d7b540f4da3a19dd4c0c58ee_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 27 IoCs

description	pid	Process	procid_target
PID 3240 wrote to memory of 1052	3240	31132ca5d7b540f4da3a19dd4c0c58ee_JaffaCakes118.exe	83
PID 3240 wrote to memory of 1052	3240	31132ca5d7b540f4da3a19dd4c0c58ee_JaffaCakes118.exe	83
PID 3240 wrote to memory of 1052	3240	31132ca5d7b540f4da3a19dd4c0c58ee_JaffaCakes118.exe	83
PID 3240 wrote to memory of 1052	3240	31132ca5d7b540f4da3a19dd4c0c58ee_JaffaCakes118.exe	83
PID 3240 wrote to memory of 4344	3240	31132ca5d7b540f4da3a19dd4c0c58ee_JaffaCakes118.exe	85
PID 3240 wrote to memory of 4344	3240	31132ca5d7b540f4da3a19dd4c0c58ee_JaffaCakes118.exe	85
PID 3240 wrote to memory of 4344	3240	31132ca5d7b540f4da3a19dd4c0c58ee_JaffaCakes118.exe	85
PID 3240 wrote to memory of 4872	3240	31132ca5d7b540f4da3a19dd4c0c58ee_JaffaCakes118.exe	86
PID 3240 wrote to memory of 4872	3240	31132ca5d7b540f4da3a19dd4c0c58ee_JaffaCakes118.exe	86
PID 3240 wrote to memory of 4872	3240	31132ca5d7b540f4da3a19dd4c0c58ee_JaffaCakes118.exe	86
PID 3240 wrote to memory of 2424	3240	31132ca5d7b540f4da3a19dd4c0c58ee_JaffaCakes118.exe	87
PID 3240 wrote to memory of 2424	3240	31132ca5d7b540f4da3a19dd4c0c58ee_JaffaCakes118.exe	87
PID 3240 wrote to memory of 2424	3240	31132ca5d7b540f4da3a19dd4c0c58ee_JaffaCakes118.exe	87
PID 3240 wrote to memory of 628	3240	31132ca5d7b540f4da3a19dd4c0c58ee_JaffaCakes118.exe	88
PID 3240 wrote to memory of 628	3240	31132ca5d7b540f4da3a19dd4c0c58ee_JaffaCakes118.exe	88
PID 3240 wrote to memory of 628	3240	31132ca5d7b540f4da3a19dd4c0c58ee_JaffaCakes118.exe	88
PID 3240 wrote to memory of 4852	3240	31132ca5d7b540f4da3a19dd4c0c58ee_JaffaCakes118.exe	89
PID 3240 wrote to memory of 4852	3240	31132ca5d7b540f4da3a19dd4c0c58ee_JaffaCakes118.exe	89
PID 3240 wrote to memory of 4852	3240	31132ca5d7b540f4da3a19dd4c0c58ee_JaffaCakes118.exe	89
PID 3240 wrote to memory of 2924	3240	31132ca5d7b540f4da3a19dd4c0c58ee_JaffaCakes118.exe	90
PID 3240 wrote to memory of 2924	3240	31132ca5d7b540f4da3a19dd4c0c58ee_JaffaCakes118.exe	90
PID 3240 wrote to memory of 2924	3240	31132ca5d7b540f4da3a19dd4c0c58ee_JaffaCakes118.exe	90
PID 3240 wrote to memory of 3640	3240	31132ca5d7b540f4da3a19dd4c0c58ee_JaffaCakes118.exe	91
PID 3240 wrote to memory of 3640	3240	31132ca5d7b540f4da3a19dd4c0c58ee_JaffaCakes118.exe	91
PID 3240 wrote to memory of 3640	3240	31132ca5d7b540f4da3a19dd4c0c58ee_JaffaCakes118.exe	91
PID 3240 wrote to memory of 8	3240	31132ca5d7b540f4da3a19dd4c0c58ee_JaffaCakes118.exe	92
PID 3240 wrote to memory of 8	3240	31132ca5d7b540f4da3a19dd4c0c58ee_JaffaCakes118.exe	92

C:\Users\Admin\AppData\Local\Temp\31132ca5d7b540f4da3a19dd4c0c58ee_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\31132ca5d7b540f4da3a19dd4c0c58ee_JaffaCakes118.exe"
1⤵
- Boot or Logon Autostart Execution: Active Setup
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3240
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  PID:1052
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
  2⤵
  PID:4344
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
  2⤵
  PID:4872
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
  2⤵
  PID:2424
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
  2⤵
  PID:628
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
  2⤵
  PID:4852
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
  2⤵
  PID:2924
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
  2⤵
  PID:3640
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
  2⤵
  PID:8

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/3240-0-0x0000000010000000-0x0000000010059000-memory.dmp

Download

memory/3240-4-0x0000000010000000-0x0000000010059000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads