xtremerat | 54d9609bb8c5f2bfe3ccf4209970ecd6c68f15b4e07d44293fc66f67af47bac5

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-01-2025 10:18

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General

Target

JaffaCakes118_61a9137bcb3b69c37c7d55ab0afdb948.exe
Size

135KB
MD5

61a9137bcb3b69c37c7d55ab0afdb948
SHA1

9e4c4da1342cfb16221cdc94aea27d44736650e1
SHA256

54d9609bb8c5f2bfe3ccf4209970ecd6c68f15b4e07d44293fc66f67af47bac5
SHA512

a784d4ad57e04d63fe93dd7c4d27559d79780260b34941334f8ee69f91c4958ceaa466873cd584bbe5e807ea9b04365e33ccdb2ee0fa22675da84fa7997c291c
SSDEEP

3072:P//IqvgT+R6M6GUwqgCnb3XiRo5h9kGJ4ux1GAYoX190zT9:P//35R6M3USCnb3XiK5Pk7ssAY1

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

alreadyboot.no-ip.org

Signatures

Detect XtremeRAT payload 3 IoCs

resource	yara_rule
behavioral1/memory/2660-7-0x0000000000C80000-0x0000000000C96000-memory.dmp	family_xtremerat
behavioral1/memory/2660-6-0x0000000000C80000-0x0000000000C96000-memory.dmp	family_xtremerat
behavioral1/memory/2660-10-0x0000000000C80000-0x0000000000C96000-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

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2660-3-0x0000000000C80000-0x0000000000C96000-memory.dmp	upx
behavioral1/memory/2660-5-0x0000000000C80000-0x0000000000C96000-memory.dmp	upx
behavioral1/memory/2660-7-0x0000000000C80000-0x0000000000C96000-memory.dmp	upx
behavioral1/memory/2660-6-0x0000000000C80000-0x0000000000C96000-memory.dmp	upx
behavioral1/memory/2660-10-0x0000000000C80000-0x0000000000C96000-memory.dmp	upx

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	JaffaCakes118_61a9137bcb3b69c37c7d55ab0afdb948.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_61a9137bcb3b69c37c7d55ab0afdb948.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2496 wrote to memory of 2660	2496	JaffaCakes118_61a9137bcb3b69c37c7d55ab0afdb948.exe	30
PID 2496 wrote to memory of 2660	2496	JaffaCakes118_61a9137bcb3b69c37c7d55ab0afdb948.exe	30
PID 2496 wrote to memory of 2660	2496	JaffaCakes118_61a9137bcb3b69c37c7d55ab0afdb948.exe	30
PID 2496 wrote to memory of 2660	2496	JaffaCakes118_61a9137bcb3b69c37c7d55ab0afdb948.exe	30
PID 2496 wrote to memory of 2660	2496	JaffaCakes118_61a9137bcb3b69c37c7d55ab0afdb948.exe	30
PID 2496 wrote to memory of 2660	2496	JaffaCakes118_61a9137bcb3b69c37c7d55ab0afdb948.exe	30

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_61a9137bcb3b69c37c7d55ab0afdb948.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_61a9137bcb3b69c37c7d55ab0afdb948.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2496
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_61a9137bcb3b69c37c7d55ab0afdb948.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_61a9137bcb3b69c37c7d55ab0afdb948.exe
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2660

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/2496-4-0x0000000006780000-0x00000000067AB000-memory.dmp

Filesize
172KB

Download
memory/2660-3-0x0000000000C80000-0x0000000000C96000-memory.dmp

Filesize
88KB

Download
memory/2660-1-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2660-0-0x0000000000C80000-0x0000000000C96000-memory.dmp

Filesize
88KB

Download
memory/2660-5-0x0000000000C80000-0x0000000000C96000-memory.dmp

Filesize
88KB

Download
memory/2660-7-0x0000000000C80000-0x0000000000C96000-memory.dmp

Filesize
88KB

Download
memory/2660-6-0x0000000000C80000-0x0000000000C96000-memory.dmp

Filesize
88KB

Download
memory/2660-10-0x0000000000C80000-0x0000000000C96000-memory.dmp

Filesize
88KB

Download