xtremerat | 5c2df664fe4e89717ed46e5401ed42928e1955bbd90ea03fc47a1d6727fbe12d

General

Target

JaffaCakes118_cac6074be5cb2193444867041334a08c.exe
Size

862KB
MD5

cac6074be5cb2193444867041334a08c
SHA1

52b6f805321f04f7cb3a886c0471ac3bc5a6f691
SHA256

5c2df664fe4e89717ed46e5401ed42928e1955bbd90ea03fc47a1d6727fbe12d
SHA512

2fb0e85b7436182bbc7daf78e7c59a64df9e0074ed9c5bd9fe3f8f311257f1f46ef88aa4a9f501e2e4cf2b6e76541619477acb99276d985be6d18877048dd281
SSDEEP

24576:Cpo/2+ttPJLfpRK3CdfD0QZh9ufEdt2jc:De2PJLa3CdMfiQjc

Score

10^/10

xtremerat discovery persistence rat spyware

Malware Config

Signatures

Detect XtremeRAT payload 2 IoCs

resource	yara_rule
behavioral2/memory/1280-1-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/1280-3-0x0000000010000000-0x000000001004A000-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
32	3108	Process not Found

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/memory/3940-0-0x0000000000400000-0x00000000004DB000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3940 set thread context of 1280	3940	JaffaCakes118_cac6074be5cb2193444867041334a08c.exe	86

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1524	1280	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_cac6074be5cb2193444867041334a08c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_cac6074be5cb2193444867041334a08c.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
2020	MicrosoftEdgeUpdate.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 3940 wrote to memory of 1280	3940	JaffaCakes118_cac6074be5cb2193444867041334a08c.exe	86
PID 3940 wrote to memory of 1280	3940	JaffaCakes118_cac6074be5cb2193444867041334a08c.exe	86
PID 3940 wrote to memory of 1280	3940	JaffaCakes118_cac6074be5cb2193444867041334a08c.exe	86
PID 3940 wrote to memory of 1280	3940	JaffaCakes118_cac6074be5cb2193444867041334a08c.exe	86
PID 3940 wrote to memory of 1280	3940	JaffaCakes118_cac6074be5cb2193444867041334a08c.exe	86
PID 3940 wrote to memory of 1280	3940	JaffaCakes118_cac6074be5cb2193444867041334a08c.exe	86
PID 3940 wrote to memory of 1280	3940	JaffaCakes118_cac6074be5cb2193444867041334a08c.exe	86
PID 3940 wrote to memory of 1280	3940	JaffaCakes118_cac6074be5cb2193444867041334a08c.exe	86
PID 3940 wrote to memory of 1280	3940	JaffaCakes118_cac6074be5cb2193444867041334a08c.exe	86
PID 3940 wrote to memory of 1280	3940	JaffaCakes118_cac6074be5cb2193444867041334a08c.exe	86

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cac6074be5cb2193444867041334a08c.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cac6074be5cb2193444867041334a08c.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3940
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cac6074be5cb2193444867041334a08c.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cac6074be5cb2193444867041334a08c.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1280
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1280 -s 524
    3⤵
    - Program crash
    PID:1524

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 1280 -ip 1280
1⤵
PID:2624

C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSIyIiBpbnN0YWxsZGF0ZXRpbWU9IjE3Mzg5NDcxNzgiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4MzQxOTY4MDM3MTAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI0NjY5MzgxMjQ3Ii8-PC9hcHA-PC9yZXF1ZXN0Pg
1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:2020

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/1280-1-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/1280-3-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/3940-0-0x0000000000400000-0x00000000004DB000-memory.dmp

Filesize
876KB

Download

Analysis

Sharing