xtremerat | 46a59687a181061a0b64a9f7361bbac78cd4c346420948033addbd601472e170

General

Target

JaffaCakes118_bab1656920852a63f972493c7ef800c7.exe
Size

33KB
MD5

bab1656920852a63f972493c7ef800c7
SHA1

abeb5197dd04b25cf8204e37f9bf0b239afb1f9b
SHA256

46a59687a181061a0b64a9f7361bbac78cd4c346420948033addbd601472e170
SHA512

7f56101942dd756d3af73e8d68647f3002b98e2e2c59fb4bb5ba325650a3b06b516cf2253cf5df3fae0a6356b088170f74ca00cfb789810cc4da40943d99c1e6
SSDEEP

768:SMuijtHf5g7/IIG3bGcYDBSvFIWuePQtv66lj/txMpfYgsS:PNW71rcYDAWeotvXljFKQ

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

C2

swatch25.no-ip.biz

Signatures

Detect XtremeRAT payload 3 IoCs

resource	yara_rule
behavioral2/memory/4200-1-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral2/memory/2292-3-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral2/memory/4200-4-0x0000000010000000-0x000000001004D000-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

Downloads MZ/PE file 1 IoCs

flow	pid	Process
30	4760	Process not Found

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2292-0-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/4200-1-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/2292-3-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/4200-4-0x0000000010000000-0x000000001004D000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
4048	4200	WerFault.exe	86
996	4200	WerFault.exe	86

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_bab1656920852a63f972493c7ef800c7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MicrosoftEdgeUpdate.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
5104	MicrosoftEdgeUpdate.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2292 wrote to memory of 4200	2292	JaffaCakes118_bab1656920852a63f972493c7ef800c7.exe	86
PID 2292 wrote to memory of 4200	2292	JaffaCakes118_bab1656920852a63f972493c7ef800c7.exe	86
PID 2292 wrote to memory of 4200	2292	JaffaCakes118_bab1656920852a63f972493c7ef800c7.exe	86
PID 2292 wrote to memory of 4200	2292	JaffaCakes118_bab1656920852a63f972493c7ef800c7.exe	86
PID 2292 wrote to memory of 2912	2292	JaffaCakes118_bab1656920852a63f972493c7ef800c7.exe	88
PID 2292 wrote to memory of 2912	2292	JaffaCakes118_bab1656920852a63f972493c7ef800c7.exe	88
PID 2292 wrote to memory of 2912	2292	JaffaCakes118_bab1656920852a63f972493c7ef800c7.exe	88

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bab1656920852a63f972493c7ef800c7.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bab1656920852a63f972493c7ef800c7.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2292
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4200
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4200 -s 476
    3⤵
    - Program crash
    PID:4048
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4200 -s 488
    3⤵
    - Program crash
    PID:996
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
  2⤵
  PID:2912

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4200 -ip 4200
1⤵
PID:1544

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 4200 -ip 4200
1⤵
PID:1500

C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSIxIiBpbnN0YWxsZGF0ZXRpbWU9IjE3Mzg5NDY4MzAiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4MzQxOTE0Njg3NjAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI0OTg0Nzk3MjU3Ii8-PC9hcHA-PC9yZXF1ZXN0Pg
1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:5104

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

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2292-0-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2292-3-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/4200-1-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/4200-4-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download

Analysis

Sharing