xtremerat | 499d0cec036abba82cd11c372db30a850133d23c3962244f9d77e16e3099915a

General

Target

68efcf3a6c574a8def8b7df6ad0b7c38_JaffaCakes118.exe
Size

89KB
MD5

68efcf3a6c574a8def8b7df6ad0b7c38
SHA1

7ce9b6f8b295db974020a34a1bcaf3738d8b3b0a
SHA256

499d0cec036abba82cd11c372db30a850133d23c3962244f9d77e16e3099915a
SHA512

a0b9d4fb32717f7d27c42c3a26841bc1e2837e9b1475ee49c3056267b1b817d6b005f08b0fbeaa2e74c88ce59699d8094fbef257bf11337726668f76f9f1e46b
SSDEEP

1536:OjUxUR3GM6hF+Ar+L01A5+yLml+weU71INBq8DzAUTGN:vUR3Z6hF+Ar+oUcIUONBFDzaN

Score

10^/10

xtremerat discovery persistence rat spyware

Malware Config

Extracted

Family

xtremerat

C2

lepra.sytes.net

Signatures

Detect XtremeRAT payload 10 IoCs

resource	yara_rule
behavioral1/memory/2708-19-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral1/memory/2708-16-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral1/memory/2708-15-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral1/memory/2708-14-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral1/memory/2708-11-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral1/memory/2708-9-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral1/memory/2708-8-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral1/memory/2708-7-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral1/memory/2708-10-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral1/memory/2708-21-0x0000000010000000-0x000000001004A000-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 2748 set thread context of 2708	2748	68efcf3a6c574a8def8b7df6ad0b7c38_JaffaCakes118.exe	30

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	68efcf3a6c574a8def8b7df6ad0b7c38_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	68efcf3a6c574a8def8b7df6ad0b7c38_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2748	68efcf3a6c574a8def8b7df6ad0b7c38_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2748 wrote to memory of 2708	2748	68efcf3a6c574a8def8b7df6ad0b7c38_JaffaCakes118.exe	30
PID 2748 wrote to memory of 2708	2748	68efcf3a6c574a8def8b7df6ad0b7c38_JaffaCakes118.exe	30
PID 2748 wrote to memory of 2708	2748	68efcf3a6c574a8def8b7df6ad0b7c38_JaffaCakes118.exe	30
PID 2748 wrote to memory of 2708	2748	68efcf3a6c574a8def8b7df6ad0b7c38_JaffaCakes118.exe	30
PID 2748 wrote to memory of 2708	2748	68efcf3a6c574a8def8b7df6ad0b7c38_JaffaCakes118.exe	30
PID 2748 wrote to memory of 2708	2748	68efcf3a6c574a8def8b7df6ad0b7c38_JaffaCakes118.exe	30
PID 2748 wrote to memory of 2708	2748	68efcf3a6c574a8def8b7df6ad0b7c38_JaffaCakes118.exe	30
PID 2748 wrote to memory of 2708	2748	68efcf3a6c574a8def8b7df6ad0b7c38_JaffaCakes118.exe	30
PID 2748 wrote to memory of 2708	2748	68efcf3a6c574a8def8b7df6ad0b7c38_JaffaCakes118.exe	30
PID 2748 wrote to memory of 2708	2748	68efcf3a6c574a8def8b7df6ad0b7c38_JaffaCakes118.exe	30
PID 2748 wrote to memory of 2708	2748	68efcf3a6c574a8def8b7df6ad0b7c38_JaffaCakes118.exe	30
PID 2748 wrote to memory of 2708	2748	68efcf3a6c574a8def8b7df6ad0b7c38_JaffaCakes118.exe	30
PID 2708 wrote to memory of 2672	2708	68efcf3a6c574a8def8b7df6ad0b7c38_JaffaCakes118.exe	31
PID 2708 wrote to memory of 2672	2708	68efcf3a6c574a8def8b7df6ad0b7c38_JaffaCakes118.exe	31
PID 2708 wrote to memory of 2672	2708	68efcf3a6c574a8def8b7df6ad0b7c38_JaffaCakes118.exe	31
PID 2708 wrote to memory of 2672	2708	68efcf3a6c574a8def8b7df6ad0b7c38_JaffaCakes118.exe	31
PID 2708 wrote to memory of 2672	2708	68efcf3a6c574a8def8b7df6ad0b7c38_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\68efcf3a6c574a8def8b7df6ad0b7c38_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\68efcf3a6c574a8def8b7df6ad0b7c38_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2748
- C:\Users\Admin\AppData\Local\Temp\68efcf3a6c574a8def8b7df6ad0b7c38_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\68efcf3a6c574a8def8b7df6ad0b7c38_JaffaCakes118.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2708
- - C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe"
    3⤵
    PID:2672

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2708-14-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2708-11-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2708-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2708-21-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2708-20-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2708-19-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2708-16-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2708-15-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2708-6-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2708-9-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2708-10-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2708-8-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2708-7-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2708-5-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2748-0-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2748-1-0x0000000000020000-0x0000000000023000-memory.dmp

Filesize
12KB

Download
memory/2748-18-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download

Analysis

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