xtremerat | 3a3004d6d306fb7154b4289bed3e094260ca11f9a97c38f1e5c3dc0640194a05

General

Target

JaffaCakes118_9bfd251b49758150859e74e9c911f8af.exe
Size

116KB
MD5

9bfd251b49758150859e74e9c911f8af
SHA1

e684820c6df57b58f5a6b57a5189352db803900e
SHA256

3a3004d6d306fb7154b4289bed3e094260ca11f9a97c38f1e5c3dc0640194a05
SHA512

eb130d40667b5391a8c048fef19fc38827cc85564ed5f17a76ba3323550dfdc9c1be3b6b98e3022fdb391ececcb5896a76d8e82c3e1cc45fe15795cd0dcca39a
SSDEEP

3072:zayVOR0es5BCMQgnwbbNkewDXEj+fXHh4U4wwPvF0Zev+P27i4pCrYOqkL:zayVOR0es5BCMQgnwbRkewDXEKvHVYy

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

C2

black100.no-ip.biz

cantstop.no-ip.biz

Signatures

Detect XtremeRAT payload 5 IoCs

resource	yara_rule
behavioral1/memory/2788-9-0x0000000010000000-0x0000000010049000-memory.dmp	family_xtremerat
behavioral1/memory/2788-8-0x0000000010000000-0x0000000010049000-memory.dmp	family_xtremerat
behavioral1/memory/2692-12-0x0000000010000000-0x0000000010049000-memory.dmp	family_xtremerat
behavioral1/memory/2788-13-0x0000000010000000-0x0000000010049000-memory.dmp	family_xtremerat
behavioral1/memory/2692-14-0x0000000010000000-0x0000000010049000-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 2676 set thread context of 2788	2676	JaffaCakes118_9bfd251b49758150859e74e9c911f8af.exe	30

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2788-4-0x0000000010000000-0x0000000010049000-memory.dmp	upx
behavioral1/memory/2788-7-0x0000000010000000-0x0000000010049000-memory.dmp	upx
behavioral1/memory/2788-9-0x0000000010000000-0x0000000010049000-memory.dmp	upx
behavioral1/memory/2788-8-0x0000000010000000-0x0000000010049000-memory.dmp	upx
behavioral1/memory/2692-12-0x0000000010000000-0x0000000010049000-memory.dmp	upx
behavioral1/memory/2788-13-0x0000000010000000-0x0000000010049000-memory.dmp	upx
behavioral1/memory/2692-14-0x0000000010000000-0x0000000010049000-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_9bfd251b49758150859e74e9c911f8af.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_9bfd251b49758150859e74e9c911f8af.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2676	JaffaCakes118_9bfd251b49758150859e74e9c911f8af.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 2676 wrote to memory of 2788	2676	JaffaCakes118_9bfd251b49758150859e74e9c911f8af.exe	30
PID 2676 wrote to memory of 2788	2676	JaffaCakes118_9bfd251b49758150859e74e9c911f8af.exe	30
PID 2676 wrote to memory of 2788	2676	JaffaCakes118_9bfd251b49758150859e74e9c911f8af.exe	30
PID 2676 wrote to memory of 2788	2676	JaffaCakes118_9bfd251b49758150859e74e9c911f8af.exe	30
PID 2676 wrote to memory of 2788	2676	JaffaCakes118_9bfd251b49758150859e74e9c911f8af.exe	30
PID 2676 wrote to memory of 2788	2676	JaffaCakes118_9bfd251b49758150859e74e9c911f8af.exe	30
PID 2676 wrote to memory of 2788	2676	JaffaCakes118_9bfd251b49758150859e74e9c911f8af.exe	30
PID 2676 wrote to memory of 2788	2676	JaffaCakes118_9bfd251b49758150859e74e9c911f8af.exe	30
PID 2676 wrote to memory of 2788	2676	JaffaCakes118_9bfd251b49758150859e74e9c911f8af.exe	30
PID 2788 wrote to memory of 2692	2788	JaffaCakes118_9bfd251b49758150859e74e9c911f8af.exe	31
PID 2788 wrote to memory of 2692	2788	JaffaCakes118_9bfd251b49758150859e74e9c911f8af.exe	31
PID 2788 wrote to memory of 2692	2788	JaffaCakes118_9bfd251b49758150859e74e9c911f8af.exe	31
PID 2788 wrote to memory of 2692	2788	JaffaCakes118_9bfd251b49758150859e74e9c911f8af.exe	31
PID 2788 wrote to memory of 2692	2788	JaffaCakes118_9bfd251b49758150859e74e9c911f8af.exe	31
PID 2788 wrote to memory of 2116	2788	JaffaCakes118_9bfd251b49758150859e74e9c911f8af.exe	32
PID 2788 wrote to memory of 2116	2788	JaffaCakes118_9bfd251b49758150859e74e9c911f8af.exe	32
PID 2788 wrote to memory of 2116	2788	JaffaCakes118_9bfd251b49758150859e74e9c911f8af.exe	32
PID 2788 wrote to memory of 2116	2788	JaffaCakes118_9bfd251b49758150859e74e9c911f8af.exe	32
PID 2788 wrote to memory of 2116	2788	JaffaCakes118_9bfd251b49758150859e74e9c911f8af.exe	32

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9bfd251b49758150859e74e9c911f8af.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9bfd251b49758150859e74e9c911f8af.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2676
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9bfd251b49758150859e74e9c911f8af.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9bfd251b49758150859e74e9c911f8af.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2788
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2692
- - C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe"
    3⤵
    PID:2116

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/2676-0-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/2676-3-0x0000000000230000-0x0000000000249000-memory.dmp

Filesize
100KB

Download
memory/2676-5-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/2692-12-0x0000000010000000-0x0000000010049000-memory.dmp

Filesize
292KB

Download
memory/2692-10-0x0000000010000000-0x0000000010049000-memory.dmp

Filesize
292KB

Download
memory/2692-14-0x0000000010000000-0x0000000010049000-memory.dmp

Filesize
292KB

Download
memory/2788-4-0x0000000010000000-0x0000000010049000-memory.dmp

Filesize
292KB

Download
memory/2788-7-0x0000000010000000-0x0000000010049000-memory.dmp

Filesize
292KB

Download
memory/2788-9-0x0000000010000000-0x0000000010049000-memory.dmp

Filesize
292KB

Download
memory/2788-8-0x0000000010000000-0x0000000010049000-memory.dmp

Filesize
292KB

Download
memory/2788-13-0x0000000010000000-0x0000000010049000-memory.dmp

Filesize
292KB

Download

Analysis

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