xtremerat | cd69a70ecbaf87a2a4d46885d6601ac92202d22169ee4d6c2d6b4d58faf6edca

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
16/10/2024, 14:32

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General

Target

4d5b5be16116810e8826b4c32557816b_JaffaCakes118.exe
Size

187KB
MD5

4d5b5be16116810e8826b4c32557816b
SHA1

3f7639ec5a04b38b1441153f336ec0a2ab393d01
SHA256

cd69a70ecbaf87a2a4d46885d6601ac92202d22169ee4d6c2d6b4d58faf6edca
SHA512

80bc1e308b60742d43667b017ba01d8a9845798feb30d352ad09cf3e90455cb927ba08ef35bd8595806845eca335e2d7db355c95dc74382cd8ad38d32b3a6e30
SSDEEP

3072:LaDNI+FjNTjuO8zYkS6P+pmjVItNz/jO71r06JvJiPn29D+55HSk99XJcTphigTP:g2MjNWspjNHSkRF7jmi3a

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Signatures

Detect XtremeRAT payload 1 IoCs

resource	yara_rule
behavioral1/memory/2704-5-0x0000000010000000-0x000000001004D000-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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2160 set thread context of 2704	2160	4d5b5be16116810e8826b4c32557816b_JaffaCakes118.exe	30

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2704-3-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2704-4-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2704-5-0x0000000010000000-0x000000001004D000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2796	2704	WerFault.exe	30

System Location Discovery: System Language Discovery 1 TTPs 2 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	4d5b5be16116810e8826b4c32557816b_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4d5b5be16116810e8826b4c32557816b_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2160	4d5b5be16116810e8826b4c32557816b_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2160 wrote to memory of 2704	2160	4d5b5be16116810e8826b4c32557816b_JaffaCakes118.exe	30
PID 2160 wrote to memory of 2704	2160	4d5b5be16116810e8826b4c32557816b_JaffaCakes118.exe	30
PID 2160 wrote to memory of 2704	2160	4d5b5be16116810e8826b4c32557816b_JaffaCakes118.exe	30
PID 2160 wrote to memory of 2704	2160	4d5b5be16116810e8826b4c32557816b_JaffaCakes118.exe	30
PID 2160 wrote to memory of 2704	2160	4d5b5be16116810e8826b4c32557816b_JaffaCakes118.exe	30
PID 2160 wrote to memory of 2704	2160	4d5b5be16116810e8826b4c32557816b_JaffaCakes118.exe	30
PID 2160 wrote to memory of 2704	2160	4d5b5be16116810e8826b4c32557816b_JaffaCakes118.exe	30
PID 2160 wrote to memory of 2704	2160	4d5b5be16116810e8826b4c32557816b_JaffaCakes118.exe	30
PID 2160 wrote to memory of 2704	2160	4d5b5be16116810e8826b4c32557816b_JaffaCakes118.exe	30
PID 2704 wrote to memory of 2796	2704	4d5b5be16116810e8826b4c32557816b_JaffaCakes118.exe	31
PID 2704 wrote to memory of 2796	2704	4d5b5be16116810e8826b4c32557816b_JaffaCakes118.exe	31
PID 2704 wrote to memory of 2796	2704	4d5b5be16116810e8826b4c32557816b_JaffaCakes118.exe	31
PID 2704 wrote to memory of 2796	2704	4d5b5be16116810e8826b4c32557816b_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\4d5b5be16116810e8826b4c32557816b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\4d5b5be16116810e8826b4c32557816b_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2160
- C:\Users\Admin\AppData\Local\Temp\4d5b5be16116810e8826b4c32557816b_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\4d5b5be16116810e8826b4c32557816b_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2704
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2704 -s 148
    3⤵
    - Program crash
    PID:2796

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2704-3-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2704-4-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2704-5-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download