xtremerat | c7248628ffd133e97226edabd45bce98fe07b2cbd865bf5f5d827d8458873023

Analysis

max time kernel
149s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
19/09/2024, 04:39

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General

Target

ea99b99b9e968b36b5cdb8f2bf702ad9_JaffaCakes118.exe
Size

33KB
MD5

ea99b99b9e968b36b5cdb8f2bf702ad9
SHA1

1914cec4b12e31f779303330b4de83665d6a81f4
SHA256

c7248628ffd133e97226edabd45bce98fe07b2cbd865bf5f5d827d8458873023
SHA512

0c154e057e6225511d5ade2599ce067fd03a69192d148ba69007abbe1be3a6cb9959619928391a5dac2b208fbc97e1047b4c753cb87d82ad06940dd2652fece0
SSDEEP

768:8MuijtHf5g7/IIG3bGcYDBSvFIWuePQtv66lutz7GOnJFS:1NW71rcYDAWeotvXl07

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Signatures

Detect XtremeRAT payload 3 IoCs

resource	yara_rule
behavioral1/memory/2432-3-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/1684-4-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/2432-5-0x0000000010000000-0x000000001004D000-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

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1684-0-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2432-3-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/1684-4-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2432-5-0x0000000010000000-0x000000001004D000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ea99b99b9e968b36b5cdb8f2bf702ad9_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1684 wrote to memory of 2432	1684	ea99b99b9e968b36b5cdb8f2bf702ad9_JaffaCakes118.exe	28
PID 1684 wrote to memory of 2432	1684	ea99b99b9e968b36b5cdb8f2bf702ad9_JaffaCakes118.exe	28
PID 1684 wrote to memory of 2432	1684	ea99b99b9e968b36b5cdb8f2bf702ad9_JaffaCakes118.exe	28
PID 1684 wrote to memory of 2432	1684	ea99b99b9e968b36b5cdb8f2bf702ad9_JaffaCakes118.exe	28
PID 1684 wrote to memory of 2432	1684	ea99b99b9e968b36b5cdb8f2bf702ad9_JaffaCakes118.exe	28
PID 1684 wrote to memory of 2964	1684	ea99b99b9e968b36b5cdb8f2bf702ad9_JaffaCakes118.exe	29
PID 1684 wrote to memory of 2964	1684	ea99b99b9e968b36b5cdb8f2bf702ad9_JaffaCakes118.exe	29
PID 1684 wrote to memory of 2964	1684	ea99b99b9e968b36b5cdb8f2bf702ad9_JaffaCakes118.exe	29
PID 1684 wrote to memory of 2964	1684	ea99b99b9e968b36b5cdb8f2bf702ad9_JaffaCakes118.exe	29
PID 1684 wrote to memory of 2964	1684	ea99b99b9e968b36b5cdb8f2bf702ad9_JaffaCakes118.exe	29

C:\Users\Admin\AppData\Local\Temp\ea99b99b9e968b36b5cdb8f2bf702ad9_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ea99b99b9e968b36b5cdb8f2bf702ad9_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1684
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2432
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe"
  2⤵
  PID:2964

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1684-0-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/1684-4-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2432-1-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2432-3-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2432-5-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download