xtremerat | 0db263ed519e4ff8650d19bf3e79aec015e7cf5296e02eac13fafa0830c63968

General

Target

JaffaCakes118_cc4db403575d57d64248731f91da83a4.exe
Size

128KB
MD5

cc4db403575d57d64248731f91da83a4
SHA1

ec09959025d37d236797868f21b69f1f936bd748
SHA256

0db263ed519e4ff8650d19bf3e79aec015e7cf5296e02eac13fafa0830c63968
SHA512

b51ec34706eb471e8ea72dbfa56f5e6e58605341cd0ad6603ef6cac357b33da58b621ca2335494472cad8a20056393e4280e4569ad52227104e4eeed045fe905
SSDEEP

3072:qS6tBC9P1Efhq5zKX3VlDBqyuP1px1voPeEc:oBC9d4hMS3DYXPV

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

C2

mnnww.no-ip.biz

Signatures

Detect XtremeRAT payload 3 IoCs

resource	yara_rule
behavioral1/memory/2420-12-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/2372-15-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/2372-16-0x0000000010000000-0x000000001004D000-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 324 set thread context of 2420	324	JaffaCakes118_cc4db403575d57d64248731f91da83a4.exe	30

UPX packed file 5 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2420-6-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2420-12-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2420-11-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2372-15-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2372-16-0x0000000010000000-0x000000001004D000-memory.dmp	upx

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_cc4db403575d57d64248731f91da83a4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_cc4db403575d57d64248731f91da83a4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
324	JaffaCakes118_cc4db403575d57d64248731f91da83a4.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 324 wrote to memory of 2420	324	JaffaCakes118_cc4db403575d57d64248731f91da83a4.exe	30
PID 324 wrote to memory of 2420	324	JaffaCakes118_cc4db403575d57d64248731f91da83a4.exe	30
PID 324 wrote to memory of 2420	324	JaffaCakes118_cc4db403575d57d64248731f91da83a4.exe	30
PID 324 wrote to memory of 2420	324	JaffaCakes118_cc4db403575d57d64248731f91da83a4.exe	30
PID 324 wrote to memory of 2420	324	JaffaCakes118_cc4db403575d57d64248731f91da83a4.exe	30
PID 324 wrote to memory of 2420	324	JaffaCakes118_cc4db403575d57d64248731f91da83a4.exe	30
PID 324 wrote to memory of 2420	324	JaffaCakes118_cc4db403575d57d64248731f91da83a4.exe	30
PID 324 wrote to memory of 2420	324	JaffaCakes118_cc4db403575d57d64248731f91da83a4.exe	30
PID 324 wrote to memory of 2420	324	JaffaCakes118_cc4db403575d57d64248731f91da83a4.exe	30
PID 2420 wrote to memory of 2372	2420	JaffaCakes118_cc4db403575d57d64248731f91da83a4.exe	31
PID 2420 wrote to memory of 2372	2420	JaffaCakes118_cc4db403575d57d64248731f91da83a4.exe	31
PID 2420 wrote to memory of 2372	2420	JaffaCakes118_cc4db403575d57d64248731f91da83a4.exe	31
PID 2420 wrote to memory of 2372	2420	JaffaCakes118_cc4db403575d57d64248731f91da83a4.exe	31
PID 2420 wrote to memory of 2372	2420	JaffaCakes118_cc4db403575d57d64248731f91da83a4.exe	31
PID 2420 wrote to memory of 1016	2420	JaffaCakes118_cc4db403575d57d64248731f91da83a4.exe	32
PID 2420 wrote to memory of 1016	2420	JaffaCakes118_cc4db403575d57d64248731f91da83a4.exe	32
PID 2420 wrote to memory of 1016	2420	JaffaCakes118_cc4db403575d57d64248731f91da83a4.exe	32
PID 2420 wrote to memory of 1016	2420	JaffaCakes118_cc4db403575d57d64248731f91da83a4.exe	32
PID 2420 wrote to memory of 1016	2420	JaffaCakes118_cc4db403575d57d64248731f91da83a4.exe	32

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cc4db403575d57d64248731f91da83a4.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cc4db403575d57d64248731f91da83a4.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:324
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cc4db403575d57d64248731f91da83a4.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cc4db403575d57d64248731f91da83a4.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2420
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2372
- - C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe"
    3⤵
    PID:1016

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/324-0-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/324-2-0x0000000000401000-0x0000000000434000-memory.dmp

Filesize
204KB

Download
memory/324-3-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/324-1-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/324-9-0x0000000000401000-0x0000000000434000-memory.dmp

Filesize
204KB

Download
memory/324-8-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/2372-15-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2372-13-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2372-16-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2420-6-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2420-12-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2420-11-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download

Analysis

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