xtremerat | af522edfc4fab44ed7bec9bb0abcb22baf47abbbd173420000c359c413d06c30

General

Target

63cd4c37ad150d8496621040738cf743_JaffaCakes118.exe
Size

93KB
MD5

63cd4c37ad150d8496621040738cf743
SHA1

23c8f992c8294b15f564fe0e3fcdf219c1c653e4
SHA256

af522edfc4fab44ed7bec9bb0abcb22baf47abbbd173420000c359c413d06c30
SHA512

0165a813d2c3bb835a63ebae24c375ea6778d7b96c8f17b7c0ca6da65f71a3708095812ffb5e41ff623607b43c1e2d34bd8c82588f9a8cfc823a8d6e1929700f
SSDEEP

1536:RIdKSYbzMiYkaPbiAfKhH8PIr0JhZszwX4uU/5FQWSbEkhaL1jzVaOi01kLjfO:RIdtYbzDuPbiAaH8QehZskY5uLbEj1k2

Score

10^/10

xtremerat discovery persistence rat spyware

Malware Config

Extracted

Family

xtremerat

C2

esam2at.no-ip.biz

Signatures

Detect XtremeRAT payload 7 IoCs

resource	yara_rule
behavioral1/memory/2004-6-0x0000000010000000-0x0000000010047000-memory.dmp	family_xtremerat
behavioral1/memory/2004-3-0x0000000010000000-0x0000000010047000-memory.dmp	family_xtremerat
behavioral1/memory/2004-5-0x0000000010000000-0x0000000010047000-memory.dmp	family_xtremerat
behavioral1/memory/2004-4-0x0000000010000000-0x0000000010047000-memory.dmp	family_xtremerat
behavioral1/memory/856-9-0x0000000010000000-0x0000000010047000-memory.dmp	family_xtremerat
behavioral1/memory/2004-10-0x0000000010000000-0x0000000010047000-memory.dmp	family_xtremerat
behavioral1/memory/856-11-0x0000000010000000-0x0000000010047000-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 1744 set thread context of 2004	1744	63cd4c37ad150d8496621040738cf743_JaffaCakes118.exe	28

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	63cd4c37ad150d8496621040738cf743_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	63cd4c37ad150d8496621040738cf743_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 1744 wrote to memory of 2004	1744	63cd4c37ad150d8496621040738cf743_JaffaCakes118.exe	28
PID 1744 wrote to memory of 2004	1744	63cd4c37ad150d8496621040738cf743_JaffaCakes118.exe	28
PID 1744 wrote to memory of 2004	1744	63cd4c37ad150d8496621040738cf743_JaffaCakes118.exe	28
PID 1744 wrote to memory of 2004	1744	63cd4c37ad150d8496621040738cf743_JaffaCakes118.exe	28
PID 1744 wrote to memory of 2004	1744	63cd4c37ad150d8496621040738cf743_JaffaCakes118.exe	28
PID 1744 wrote to memory of 2004	1744	63cd4c37ad150d8496621040738cf743_JaffaCakes118.exe	28
PID 2004 wrote to memory of 856	2004	63cd4c37ad150d8496621040738cf743_JaffaCakes118.exe	29
PID 2004 wrote to memory of 856	2004	63cd4c37ad150d8496621040738cf743_JaffaCakes118.exe	29
PID 2004 wrote to memory of 856	2004	63cd4c37ad150d8496621040738cf743_JaffaCakes118.exe	29
PID 2004 wrote to memory of 856	2004	63cd4c37ad150d8496621040738cf743_JaffaCakes118.exe	29
PID 2004 wrote to memory of 856	2004	63cd4c37ad150d8496621040738cf743_JaffaCakes118.exe	29
PID 2004 wrote to memory of 1672	2004	63cd4c37ad150d8496621040738cf743_JaffaCakes118.exe	30
PID 2004 wrote to memory of 1672	2004	63cd4c37ad150d8496621040738cf743_JaffaCakes118.exe	30
PID 2004 wrote to memory of 1672	2004	63cd4c37ad150d8496621040738cf743_JaffaCakes118.exe	30
PID 2004 wrote to memory of 1672	2004	63cd4c37ad150d8496621040738cf743_JaffaCakes118.exe	30
PID 2004 wrote to memory of 1672	2004	63cd4c37ad150d8496621040738cf743_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\63cd4c37ad150d8496621040738cf743_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\63cd4c37ad150d8496621040738cf743_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1744
- C:\Users\Admin\AppData\Local\Temp\63cd4c37ad150d8496621040738cf743_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\63cd4c37ad150d8496621040738cf743_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2004
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    - System Location Discovery: System Language Discovery
    PID:856
- - C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe"
    3⤵
    PID:1672

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/856-9-0x0000000010000000-0x0000000010047000-memory.dmp

Filesize
284KB

Download
memory/856-11-0x0000000010000000-0x0000000010047000-memory.dmp

Filesize
284KB

Download
memory/2004-6-0x0000000010000000-0x0000000010047000-memory.dmp

Filesize
284KB

Download
memory/2004-3-0x0000000010000000-0x0000000010047000-memory.dmp

Filesize
284KB

Download
memory/2004-2-0x0000000010000000-0x0000000010047000-memory.dmp

Filesize
284KB

Download
memory/2004-5-0x0000000010000000-0x0000000010047000-memory.dmp

Filesize
284KB

Download
memory/2004-4-0x0000000010000000-0x0000000010047000-memory.dmp

Filesize
284KB

Download
memory/2004-0-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2004-10-0x0000000010000000-0x0000000010047000-memory.dmp

Filesize
284KB

Download

Analysis

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