xtremerat | 273e8db4056fe44b972e1abff929a768d3a02d9361737415c85c7d80e4ed8465

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
09-12-2024 15:46

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General

Target

da5d72712a8d1b531ae74b2732c0a861_JaffaCakes118.exe
Size

180KB
MD5

da5d72712a8d1b531ae74b2732c0a861
SHA1

31de5cbbdaafee0f001d843b0e8ceeffd444c223
SHA256

273e8db4056fe44b972e1abff929a768d3a02d9361737415c85c7d80e4ed8465
SHA512

273830850b37fd855e2c55194a88cad33574e626bbc0b82af608ca7c693554eb137cdc2fbf534eb68c14b7220dfa6b9ff1b354d7371a5805a4fa23530cda5291
SSDEEP

3072:LaDNI+FjNTjuO8zYkS6P+pmjVItNz/jO71r06JvJiPn29D+55HSk99XJcTphigTz:g2MjNWspjNHSkPOFyY

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Signatures

Detect XtremeRAT payload 1 IoCs

resource	yara_rule
behavioral1/memory/2108-4-0x0000000013140000-0x000000001315F000-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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2280 set thread context of 2108	2280	da5d72712a8d1b531ae74b2732c0a861_JaffaCakes118.exe	30

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2108-3-0x0000000013140000-0x000000001315F000-memory.dmp	upx
behavioral1/memory/2108-4-0x0000000013140000-0x000000001315F000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2524	2108	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	da5d72712a8d1b531ae74b2732c0a861_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	da5d72712a8d1b531ae74b2732c0a861_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2280	da5d72712a8d1b531ae74b2732c0a861_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2280 wrote to memory of 2108	2280	da5d72712a8d1b531ae74b2732c0a861_JaffaCakes118.exe	30
PID 2280 wrote to memory of 2108	2280	da5d72712a8d1b531ae74b2732c0a861_JaffaCakes118.exe	30
PID 2280 wrote to memory of 2108	2280	da5d72712a8d1b531ae74b2732c0a861_JaffaCakes118.exe	30
PID 2280 wrote to memory of 2108	2280	da5d72712a8d1b531ae74b2732c0a861_JaffaCakes118.exe	30
PID 2280 wrote to memory of 2108	2280	da5d72712a8d1b531ae74b2732c0a861_JaffaCakes118.exe	30
PID 2280 wrote to memory of 2108	2280	da5d72712a8d1b531ae74b2732c0a861_JaffaCakes118.exe	30
PID 2280 wrote to memory of 2108	2280	da5d72712a8d1b531ae74b2732c0a861_JaffaCakes118.exe	30
PID 2280 wrote to memory of 2108	2280	da5d72712a8d1b531ae74b2732c0a861_JaffaCakes118.exe	30
PID 2280 wrote to memory of 2108	2280	da5d72712a8d1b531ae74b2732c0a861_JaffaCakes118.exe	30
PID 2108 wrote to memory of 2524	2108	da5d72712a8d1b531ae74b2732c0a861_JaffaCakes118.exe	31
PID 2108 wrote to memory of 2524	2108	da5d72712a8d1b531ae74b2732c0a861_JaffaCakes118.exe	31
PID 2108 wrote to memory of 2524	2108	da5d72712a8d1b531ae74b2732c0a861_JaffaCakes118.exe	31
PID 2108 wrote to memory of 2524	2108	da5d72712a8d1b531ae74b2732c0a861_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\da5d72712a8d1b531ae74b2732c0a861_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\da5d72712a8d1b531ae74b2732c0a861_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2280
- C:\Users\Admin\AppData\Local\Temp\da5d72712a8d1b531ae74b2732c0a861_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\da5d72712a8d1b531ae74b2732c0a861_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2108
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2108 -s 148
    3⤵
    - Program crash
    PID:2524

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/2108-3-0x0000000013140000-0x000000001315F000-memory.dmp

Filesize
124KB

Download
memory/2108-4-0x0000000013140000-0x000000001315F000-memory.dmp

Filesize
124KB

Download