xtremerat | ab422308ca8c908fcea4818466657560af1aec6fd70e6b3665bcd4856cd6239c

General

Target

JaffaCakes118_837d0943208f808bc56d3cceb896d8b5.exe
Size

88KB
MD5

837d0943208f808bc56d3cceb896d8b5
SHA1

21ebea059070db1513ee3f257326c6a29d6445cc
SHA256

ab422308ca8c908fcea4818466657560af1aec6fd70e6b3665bcd4856cd6239c
SHA512

cea192f895f5be9306bb3779be048eac7be72ac131e08963c353520b122aebfdcfe1931b2ffd8684fd723c7f5c59d5e1b83d1ee5bdf06ab56ef6d00651548669
SSDEEP

1536:VbuN8xBay1T90uFKVfLSQqPgPzxJsHMCEVg0VHbEc:sIaOT90u4RKMCEV3VHbEc

Score

10^/10

xtremerat discovery persistence rat spyware

Malware Config

Extracted

Family

xtremerat

C2

w2w.no-ip.info

Signatures

Detect XtremeRAT payload 11 IoCs

resource	yara_rule
behavioral1/memory/1432-5-0x0000000010000000-0x0000000010045000-memory.dmp	family_xtremerat
behavioral1/memory/1432-14-0x0000000010000000-0x0000000010045000-memory.dmp	family_xtremerat
behavioral1/memory/1432-15-0x0000000010000000-0x0000000010045000-memory.dmp	family_xtremerat
behavioral1/memory/1432-12-0x0000000010000000-0x0000000010045000-memory.dmp	family_xtremerat
behavioral1/memory/1432-9-0x0000000010000000-0x0000000010045000-memory.dmp	family_xtremerat
behavioral1/memory/1432-8-0x0000000010000000-0x0000000010045000-memory.dmp	family_xtremerat
behavioral1/memory/1432-13-0x0000000010000000-0x0000000010045000-memory.dmp	family_xtremerat
behavioral1/memory/1432-4-0x0000000010000000-0x0000000010045000-memory.dmp	family_xtremerat
behavioral1/memory/1432-7-0x0000000010000000-0x0000000010045000-memory.dmp	family_xtremerat
behavioral1/memory/1432-19-0x0000000010000000-0x0000000010045000-memory.dmp	family_xtremerat
behavioral1/memory/3044-20-0x0000000010000000-0x0000000010045000-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 1936 set thread context of 1432	1936	JaffaCakes118_837d0943208f808bc56d3cceb896d8b5.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 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_837d0943208f808bc56d3cceb896d8b5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_837d0943208f808bc56d3cceb896d8b5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1936	JaffaCakes118_837d0943208f808bc56d3cceb896d8b5.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 1936 wrote to memory of 1432	1936	JaffaCakes118_837d0943208f808bc56d3cceb896d8b5.exe	30
PID 1936 wrote to memory of 1432	1936	JaffaCakes118_837d0943208f808bc56d3cceb896d8b5.exe	30
PID 1936 wrote to memory of 1432	1936	JaffaCakes118_837d0943208f808bc56d3cceb896d8b5.exe	30
PID 1936 wrote to memory of 1432	1936	JaffaCakes118_837d0943208f808bc56d3cceb896d8b5.exe	30
PID 1936 wrote to memory of 1432	1936	JaffaCakes118_837d0943208f808bc56d3cceb896d8b5.exe	30
PID 1936 wrote to memory of 1432	1936	JaffaCakes118_837d0943208f808bc56d3cceb896d8b5.exe	30
PID 1936 wrote to memory of 1432	1936	JaffaCakes118_837d0943208f808bc56d3cceb896d8b5.exe	30
PID 1936 wrote to memory of 1432	1936	JaffaCakes118_837d0943208f808bc56d3cceb896d8b5.exe	30
PID 1936 wrote to memory of 1432	1936	JaffaCakes118_837d0943208f808bc56d3cceb896d8b5.exe	30
PID 1936 wrote to memory of 1432	1936	JaffaCakes118_837d0943208f808bc56d3cceb896d8b5.exe	30
PID 1936 wrote to memory of 1432	1936	JaffaCakes118_837d0943208f808bc56d3cceb896d8b5.exe	30
PID 1936 wrote to memory of 1432	1936	JaffaCakes118_837d0943208f808bc56d3cceb896d8b5.exe	30
PID 1936 wrote to memory of 1432	1936	JaffaCakes118_837d0943208f808bc56d3cceb896d8b5.exe	30
PID 1432 wrote to memory of 3044	1432	JaffaCakes118_837d0943208f808bc56d3cceb896d8b5.exe	31
PID 1432 wrote to memory of 3044	1432	JaffaCakes118_837d0943208f808bc56d3cceb896d8b5.exe	31
PID 1432 wrote to memory of 3044	1432	JaffaCakes118_837d0943208f808bc56d3cceb896d8b5.exe	31
PID 1432 wrote to memory of 3044	1432	JaffaCakes118_837d0943208f808bc56d3cceb896d8b5.exe	31
PID 1432 wrote to memory of 3044	1432	JaffaCakes118_837d0943208f808bc56d3cceb896d8b5.exe	31
PID 1432 wrote to memory of 2448	1432	JaffaCakes118_837d0943208f808bc56d3cceb896d8b5.exe	32
PID 1432 wrote to memory of 2448	1432	JaffaCakes118_837d0943208f808bc56d3cceb896d8b5.exe	32
PID 1432 wrote to memory of 2448	1432	JaffaCakes118_837d0943208f808bc56d3cceb896d8b5.exe	32
PID 1432 wrote to memory of 2448	1432	JaffaCakes118_837d0943208f808bc56d3cceb896d8b5.exe	32
PID 1432 wrote to memory of 2448	1432	JaffaCakes118_837d0943208f808bc56d3cceb896d8b5.exe	32

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_837d0943208f808bc56d3cceb896d8b5.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_837d0943208f808bc56d3cceb896d8b5.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1936
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_837d0943208f808bc56d3cceb896d8b5.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1432
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3044
- - C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe"
    3⤵
    PID:2448

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

Loading Replay Monitor...

Downloads

memory/1432-5-0x0000000010000000-0x0000000010045000-memory.dmp

Filesize
276KB

Download
memory/1432-14-0x0000000010000000-0x0000000010045000-memory.dmp

Filesize
276KB

Download
memory/1432-15-0x0000000010000000-0x0000000010045000-memory.dmp

Filesize
276KB

Download
memory/1432-12-0x0000000010000000-0x0000000010045000-memory.dmp

Filesize
276KB

Download
memory/1432-9-0x0000000010000000-0x0000000010045000-memory.dmp

Filesize
276KB

Download
memory/1432-8-0x0000000010000000-0x0000000010045000-memory.dmp

Filesize
276KB

Download
memory/1432-13-0x0000000010000000-0x0000000010045000-memory.dmp

Filesize
276KB

Download
memory/1432-4-0x0000000010000000-0x0000000010045000-memory.dmp

Filesize
276KB

Download
memory/1432-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1432-3-0x0000000010000000-0x0000000010045000-memory.dmp

Filesize
276KB

Download
memory/1432-7-0x0000000010000000-0x0000000010045000-memory.dmp

Filesize
276KB

Download
memory/1432-2-0x0000000010000000-0x0000000010045000-memory.dmp

Filesize
276KB

Download
memory/1432-19-0x0000000010000000-0x0000000010045000-memory.dmp

Filesize
276KB

Download
memory/3044-20-0x0000000010000000-0x0000000010045000-memory.dmp

Filesize
276KB

Download

Analysis

Sharing