xtremerat | e819a33b00f96112fea753a9289c1973238bdabd80bb5bfa29d047d39447b1eb

General

Target

6564b415bff66338744ef9517cfd09b4_JaffaCakes118.exe
Size

276KB
MD5

6564b415bff66338744ef9517cfd09b4
SHA1

6f7c46394554f59472b66bf10a33a3980f1cff10
SHA256

e819a33b00f96112fea753a9289c1973238bdabd80bb5bfa29d047d39447b1eb
SHA512

6d1c9b3cfa75b2a2fc772343723915ff98d6cd4483576d3ef33bef6b647540e97d4bc7d59af9b85cf9946a1a29c62b2cb51f56f651dec7426f76f8ca6aa0ffa6
SSDEEP

6144:jgSHG8wBvVh8I2BLyZgJHR/mLYFxtUrhfr/HyAUDUZwg8uKn6psx:UeChfn218kHIMFPUrRr/dYUfCz

Score

10^/10

xtremerat discovery persistence rat spyware

Malware Config

Extracted

Family

xtremerat

C2

blackdevil2011.no-ip.biz

Signatures

Detect XtremeRAT payload 5 IoCs

resource	yara_rule
behavioral1/memory/280-4-0x0000000010000000-0x0000000010047000-memory.dmp	family_xtremerat
behavioral1/memory/280-6-0x0000000010000000-0x0000000010047000-memory.dmp	family_xtremerat
behavioral1/memory/280-5-0x0000000010000000-0x0000000010047000-memory.dmp	family_xtremerat
behavioral1/memory/2484-11-0x0000000010000000-0x0000000010047000-memory.dmp	family_xtremerat
behavioral1/memory/2484-12-0x0000000010000000-0x0000000010047000-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 2072 set thread context of 280	2072	6564b415bff66338744ef9517cfd09b4_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 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	6564b415bff66338744ef9517cfd09b4_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6564b415bff66338744ef9517cfd09b4_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2072	6564b415bff66338744ef9517cfd09b4_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 2072 wrote to memory of 280	2072	6564b415bff66338744ef9517cfd09b4_JaffaCakes118.exe	30
PID 2072 wrote to memory of 280	2072	6564b415bff66338744ef9517cfd09b4_JaffaCakes118.exe	30
PID 2072 wrote to memory of 280	2072	6564b415bff66338744ef9517cfd09b4_JaffaCakes118.exe	30
PID 2072 wrote to memory of 280	2072	6564b415bff66338744ef9517cfd09b4_JaffaCakes118.exe	30
PID 2072 wrote to memory of 280	2072	6564b415bff66338744ef9517cfd09b4_JaffaCakes118.exe	30
PID 2072 wrote to memory of 280	2072	6564b415bff66338744ef9517cfd09b4_JaffaCakes118.exe	30
PID 2072 wrote to memory of 280	2072	6564b415bff66338744ef9517cfd09b4_JaffaCakes118.exe	30
PID 2072 wrote to memory of 280	2072	6564b415bff66338744ef9517cfd09b4_JaffaCakes118.exe	30
PID 2072 wrote to memory of 280	2072	6564b415bff66338744ef9517cfd09b4_JaffaCakes118.exe	30
PID 2072 wrote to memory of 280	2072	6564b415bff66338744ef9517cfd09b4_JaffaCakes118.exe	30
PID 2072 wrote to memory of 280	2072	6564b415bff66338744ef9517cfd09b4_JaffaCakes118.exe	30
PID 2072 wrote to memory of 280	2072	6564b415bff66338744ef9517cfd09b4_JaffaCakes118.exe	30
PID 2072 wrote to memory of 280	2072	6564b415bff66338744ef9517cfd09b4_JaffaCakes118.exe	30
PID 2072 wrote to memory of 280	2072	6564b415bff66338744ef9517cfd09b4_JaffaCakes118.exe	30
PID 280 wrote to memory of 2484	280	6564b415bff66338744ef9517cfd09b4_JaffaCakes118.exe	31
PID 280 wrote to memory of 2484	280	6564b415bff66338744ef9517cfd09b4_JaffaCakes118.exe	31
PID 280 wrote to memory of 2484	280	6564b415bff66338744ef9517cfd09b4_JaffaCakes118.exe	31
PID 280 wrote to memory of 2484	280	6564b415bff66338744ef9517cfd09b4_JaffaCakes118.exe	31
PID 280 wrote to memory of 2484	280	6564b415bff66338744ef9517cfd09b4_JaffaCakes118.exe	31
PID 280 wrote to memory of 2952	280	6564b415bff66338744ef9517cfd09b4_JaffaCakes118.exe	32
PID 280 wrote to memory of 2952	280	6564b415bff66338744ef9517cfd09b4_JaffaCakes118.exe	32
PID 280 wrote to memory of 2952	280	6564b415bff66338744ef9517cfd09b4_JaffaCakes118.exe	32
PID 280 wrote to memory of 2952	280	6564b415bff66338744ef9517cfd09b4_JaffaCakes118.exe	32
PID 280 wrote to memory of 2952	280	6564b415bff66338744ef9517cfd09b4_JaffaCakes118.exe	32

C:\Users\Admin\AppData\Local\Temp\6564b415bff66338744ef9517cfd09b4_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\6564b415bff66338744ef9517cfd09b4_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2072
- C:\Users\Admin\AppData\Local\Temp\6564b415bff66338744ef9517cfd09b4_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\6564b415bff66338744ef9517cfd09b4_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:280
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2484
- - C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe"
    3⤵
    PID:2952

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/280-4-0x0000000010000000-0x0000000010047000-memory.dmp

Filesize
284KB

Download
memory/280-6-0x0000000010000000-0x0000000010047000-memory.dmp

Filesize
284KB

Download
memory/280-5-0x0000000010000000-0x0000000010047000-memory.dmp

Filesize
284KB

Download
memory/2072-0-0x0000000000400000-0x00000000004D7000-memory.dmp

Filesize
860KB

Download
memory/2072-1-0x0000000000401000-0x00000000004B1000-memory.dmp

Filesize
704KB

Download
memory/2072-8-0x0000000000400000-0x00000000004D7000-memory.dmp

Filesize
860KB

Download
memory/2484-9-0x0000000010000000-0x0000000010047000-memory.dmp

Filesize
284KB

Download
memory/2484-11-0x0000000010000000-0x0000000010047000-memory.dmp

Filesize
284KB

Download
memory/2484-12-0x0000000010000000-0x0000000010047000-memory.dmp

Filesize
284KB

Download

Analysis

Sharing