xtremerat | 3905c0a4c7f1ec249cc34451746287273c90d2d5a2911322cadfa6952a50e58c

Analysis

max time kernel
150s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
27-01-2025 17:20

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General

Target

JaffaCakes118_41fdf8fba3aad7c73cd69a9459b27991.exe
Size

460KB
MD5

41fdf8fba3aad7c73cd69a9459b27991
SHA1

b8a56d1492e3f6105657f8096afe7b9d2ce781f2
SHA256

3905c0a4c7f1ec249cc34451746287273c90d2d5a2911322cadfa6952a50e58c
SHA512

9cec73a9b059ae4064188f4bb310aab419e43f3f0d52f554f5606932272a3bde27a1046a84b53e308c0c7770e4630f1bd83edce2bebbf0fa50184650f5801f59
SSDEEP

3072:pJrwYt0A341JoBGdzScGT1dfS8oVe/6SkUm614lInJloqH1A:KhA1dqVeSSkVi/H

Score

10^/10

xtremerat discovery persistence rat spyware

Malware Config

Extracted

Family

xtremerat

emine.no-ip.org

Signatures

Detect XtremeRAT payload 7 IoCs

resource	yara_rule
behavioral1/memory/2520-3-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral1/memory/2520-6-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral1/memory/2520-5-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral1/memory/2520-4-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral1/memory/2348-10-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral1/memory/2520-11-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral1/memory/2348-13-0x0000000010000000-0x000000001004A000-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
Xtremerat family
xtremerat

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2388 set thread context of 2520	2388	JaffaCakes118_41fdf8fba3aad7c73cd69a9459b27991.exe	31
PID 2388 set thread context of 0	2388	JaffaCakes118_41fdf8fba3aad7c73cd69a9459b27991.exe

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 3 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_41fdf8fba3aad7c73cd69a9459b27991.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_41fdf8fba3aad7c73cd69a9459b27991.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2388	JaffaCakes118_41fdf8fba3aad7c73cd69a9459b27991.exe

Suspicious use of WriteProcessMemory 34 IoCs

description	pid	Process	procid_target
PID 2388 wrote to memory of 2520	2388	JaffaCakes118_41fdf8fba3aad7c73cd69a9459b27991.exe	31
PID 2388 wrote to memory of 2520	2388	JaffaCakes118_41fdf8fba3aad7c73cd69a9459b27991.exe	31
PID 2388 wrote to memory of 2520	2388	JaffaCakes118_41fdf8fba3aad7c73cd69a9459b27991.exe	31
PID 2388 wrote to memory of 2520	2388	JaffaCakes118_41fdf8fba3aad7c73cd69a9459b27991.exe	31
PID 2388 wrote to memory of 2520	2388	JaffaCakes118_41fdf8fba3aad7c73cd69a9459b27991.exe	31
PID 2388 wrote to memory of 2520	2388	JaffaCakes118_41fdf8fba3aad7c73cd69a9459b27991.exe	31
PID 2388 wrote to memory of 2520	2388	JaffaCakes118_41fdf8fba3aad7c73cd69a9459b27991.exe	31
PID 2388 wrote to memory of 2520	2388	JaffaCakes118_41fdf8fba3aad7c73cd69a9459b27991.exe	31
PID 2388 wrote to memory of 2520	2388	JaffaCakes118_41fdf8fba3aad7c73cd69a9459b27991.exe	31
PID 2388 wrote to memory of 2520	2388	JaffaCakes118_41fdf8fba3aad7c73cd69a9459b27991.exe	31
PID 2388 wrote to memory of 2520	2388	JaffaCakes118_41fdf8fba3aad7c73cd69a9459b27991.exe	31
PID 2388 wrote to memory of 2520	2388	JaffaCakes118_41fdf8fba3aad7c73cd69a9459b27991.exe	31
PID 2388 wrote to memory of 2520	2388	JaffaCakes118_41fdf8fba3aad7c73cd69a9459b27991.exe	31
PID 2388 wrote to memory of 2520	2388	JaffaCakes118_41fdf8fba3aad7c73cd69a9459b27991.exe	31
PID 2520 wrote to memory of 2348	2520	JaffaCakes118_41fdf8fba3aad7c73cd69a9459b27991.exe	32
PID 2520 wrote to memory of 2348	2520	JaffaCakes118_41fdf8fba3aad7c73cd69a9459b27991.exe	32
PID 2520 wrote to memory of 2348	2520	JaffaCakes118_41fdf8fba3aad7c73cd69a9459b27991.exe	32
PID 2520 wrote to memory of 2348	2520	JaffaCakes118_41fdf8fba3aad7c73cd69a9459b27991.exe	32
PID 2520 wrote to memory of 2348	2520	JaffaCakes118_41fdf8fba3aad7c73cd69a9459b27991.exe	32
PID 2520 wrote to memory of 2560	2520	JaffaCakes118_41fdf8fba3aad7c73cd69a9459b27991.exe	33
PID 2520 wrote to memory of 2560	2520	JaffaCakes118_41fdf8fba3aad7c73cd69a9459b27991.exe	33
PID 2520 wrote to memory of 2560	2520	JaffaCakes118_41fdf8fba3aad7c73cd69a9459b27991.exe	33
PID 2520 wrote to memory of 2560	2520	JaffaCakes118_41fdf8fba3aad7c73cd69a9459b27991.exe	33
PID 2388 wrote to memory of 0	2388	JaffaCakes118_41fdf8fba3aad7c73cd69a9459b27991.exe
PID 2520 wrote to memory of 2560	2520	JaffaCakes118_41fdf8fba3aad7c73cd69a9459b27991.exe	33
PID 2388 wrote to memory of 0	2388	JaffaCakes118_41fdf8fba3aad7c73cd69a9459b27991.exe
PID 2388 wrote to memory of 0	2388	JaffaCakes118_41fdf8fba3aad7c73cd69a9459b27991.exe
PID 2388 wrote to memory of 0	2388	JaffaCakes118_41fdf8fba3aad7c73cd69a9459b27991.exe
PID 2388 wrote to memory of 0	2388	JaffaCakes118_41fdf8fba3aad7c73cd69a9459b27991.exe
PID 2388 wrote to memory of 0	2388	JaffaCakes118_41fdf8fba3aad7c73cd69a9459b27991.exe
PID 2388 wrote to memory of 0	2388	JaffaCakes118_41fdf8fba3aad7c73cd69a9459b27991.exe
PID 2388 wrote to memory of 0	2388	JaffaCakes118_41fdf8fba3aad7c73cd69a9459b27991.exe
PID 2388 wrote to memory of 0	2388	JaffaCakes118_41fdf8fba3aad7c73cd69a9459b27991.exe
PID 2388 wrote to memory of 0	2388	JaffaCakes118_41fdf8fba3aad7c73cd69a9459b27991.exe

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_41fdf8fba3aad7c73cd69a9459b27991.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_41fdf8fba3aad7c73cd69a9459b27991.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2388
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_41fdf8fba3aad7c73cd69a9459b27991.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_41fdf8fba3aad7c73cd69a9459b27991.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2520
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2348
- - C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe"
    3⤵
    PID:2560

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/2348-7-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2348-10-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2348-13-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2388-0-0x0000000000400000-0x0000000000473000-memory.dmp

Filesize
460KB

Download
memory/2388-12-0x0000000000400000-0x0000000000473000-memory.dmp

Filesize
460KB

Download
memory/2520-3-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2520-6-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2520-5-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2520-4-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2520-11-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download