xtremerat | 1043e51735e933b8878c576fb34d17663d79c62fc55c6f3f53bb04bda5e5145d

General

Target

JaffaCakes118_e6ee51832750f81ede27aa934bdb9653.exe
Size

202KB
MD5

e6ee51832750f81ede27aa934bdb9653
SHA1

b4682f6ecc48a32f5b73174cf967e29459b6c1c2
SHA256

1043e51735e933b8878c576fb34d17663d79c62fc55c6f3f53bb04bda5e5145d
SHA512

d2d4b30382b37040b553da79f926205cbeef6921c36f36d4998d62dbe5321bb400f4a57ecede97fd319afedd97f7d4abe85f178892df50362bacb9466f631a94
SSDEEP

3072:tYFpijtYA37CFr1Bxw0E0K37+NSHTNWVQ3MhJF8lZfhr4csKL6SrpyVHVDNJ:aFIA1XwRDPRWVQ3+klZfhEcsKL6l

Score

10^/10

xtremerat discovery persistence rat spyware

Malware Config

Extracted

Family

xtremerat

C2

yesmoke.no-ip.org

Signatures

Detect XtremeRAT payload 12 IoCs

resource	yara_rule
behavioral1/memory/2472-7-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral1/memory/2472-13-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral1/memory/2472-15-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral1/memory/2472-14-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral1/memory/2472-10-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral1/memory/2472-9-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral1/memory/2472-8-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral1/memory/2472-6-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral1/memory/2472-16-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral1/memory/2920-21-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral1/memory/2472-22-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral1/memory/2920-23-0x0000000010000000-0x000000001004A000-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 1 IoCs

description	pid	Process	procid_target
PID 3044 set thread context of 2472	3044	JaffaCakes118_e6ee51832750f81ede27aa934bdb9653.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_e6ee51832750f81ede27aa934bdb9653.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_e6ee51832750f81ede27aa934bdb9653.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 3044 wrote to memory of 2472	3044	JaffaCakes118_e6ee51832750f81ede27aa934bdb9653.exe	30
PID 3044 wrote to memory of 2472	3044	JaffaCakes118_e6ee51832750f81ede27aa934bdb9653.exe	30
PID 3044 wrote to memory of 2472	3044	JaffaCakes118_e6ee51832750f81ede27aa934bdb9653.exe	30
PID 3044 wrote to memory of 2472	3044	JaffaCakes118_e6ee51832750f81ede27aa934bdb9653.exe	30
PID 3044 wrote to memory of 2472	3044	JaffaCakes118_e6ee51832750f81ede27aa934bdb9653.exe	30
PID 3044 wrote to memory of 2472	3044	JaffaCakes118_e6ee51832750f81ede27aa934bdb9653.exe	30
PID 3044 wrote to memory of 2472	3044	JaffaCakes118_e6ee51832750f81ede27aa934bdb9653.exe	30
PID 3044 wrote to memory of 2472	3044	JaffaCakes118_e6ee51832750f81ede27aa934bdb9653.exe	30
PID 3044 wrote to memory of 2472	3044	JaffaCakes118_e6ee51832750f81ede27aa934bdb9653.exe	30
PID 3044 wrote to memory of 2472	3044	JaffaCakes118_e6ee51832750f81ede27aa934bdb9653.exe	30
PID 3044 wrote to memory of 2472	3044	JaffaCakes118_e6ee51832750f81ede27aa934bdb9653.exe	30
PID 3044 wrote to memory of 2472	3044	JaffaCakes118_e6ee51832750f81ede27aa934bdb9653.exe	30
PID 2472 wrote to memory of 2920	2472	JaffaCakes118_e6ee51832750f81ede27aa934bdb9653.exe	31
PID 2472 wrote to memory of 2920	2472	JaffaCakes118_e6ee51832750f81ede27aa934bdb9653.exe	31
PID 2472 wrote to memory of 2920	2472	JaffaCakes118_e6ee51832750f81ede27aa934bdb9653.exe	31
PID 2472 wrote to memory of 2920	2472	JaffaCakes118_e6ee51832750f81ede27aa934bdb9653.exe	31
PID 2472 wrote to memory of 2920	2472	JaffaCakes118_e6ee51832750f81ede27aa934bdb9653.exe	31
PID 2472 wrote to memory of 2752	2472	JaffaCakes118_e6ee51832750f81ede27aa934bdb9653.exe	32
PID 2472 wrote to memory of 2752	2472	JaffaCakes118_e6ee51832750f81ede27aa934bdb9653.exe	32
PID 2472 wrote to memory of 2752	2472	JaffaCakes118_e6ee51832750f81ede27aa934bdb9653.exe	32
PID 2472 wrote to memory of 2752	2472	JaffaCakes118_e6ee51832750f81ede27aa934bdb9653.exe	32
PID 2472 wrote to memory of 2752	2472	JaffaCakes118_e6ee51832750f81ede27aa934bdb9653.exe	32

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e6ee51832750f81ede27aa934bdb9653.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e6ee51832750f81ede27aa934bdb9653.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3044
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e6ee51832750f81ede27aa934bdb9653.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e6ee51832750f81ede27aa934bdb9653.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2472
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2920
- - C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe"
    3⤵
    PID:2752

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/2472-9-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2472-5-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2472-22-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2472-16-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2472-7-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2472-13-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2472-15-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2472-14-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2472-10-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2472-4-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2472-6-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2472-8-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2472-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2920-21-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2920-23-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/3044-0-0x0000000074681000-0x0000000074682000-memory.dmp

Filesize
4KB

Download
memory/3044-1-0x0000000074680000-0x0000000074C2B000-memory.dmp

Filesize
5.7MB

Download
memory/3044-17-0x0000000074680000-0x0000000074C2B000-memory.dmp

Filesize
5.7MB

Download
memory/3044-3-0x0000000074680000-0x0000000074C2B000-memory.dmp

Filesize
5.7MB

Download
memory/3044-2-0x0000000074680000-0x0000000074C2B000-memory.dmp

Filesize
5.7MB

Download

Analysis

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