xtremerat | 44fd2d85c74acdab706f1edd901beed9c1717e6260227d9b779f02f8eab2a529

General

Target

JaffaCakes118_862a89b3bd0cd184794c85fba298673e.exe
Size

768KB
MD5

862a89b3bd0cd184794c85fba298673e
SHA1

9d50bf0d19b4c0a89b9c082d42733ed43b2602f0
SHA256

44fd2d85c74acdab706f1edd901beed9c1717e6260227d9b779f02f8eab2a529
SHA512

53a4369ef4681dfbe37bd378ea7a87beb0ef17b21a72adba3dbca33816607f21eecee64a2b0b9b859c018595540bb68c3bf809fb36dd8e3a288bea32ec809f96
SSDEEP

3072:4sE862yM6u9P+XDSJY80ygixxsyO55k6:4sE8M1/Dm30y5m/

Score

10^/10

xtremerat discovery persistence rat spyware

Malware Config

Signatures

Detect XtremeRAT payload 5 IoCs

resource	yara_rule
behavioral2/memory/920-3-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/920-4-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/920-5-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/920-8-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/920-9-0x0000000010000000-0x000000001004A000-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

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 5656 set thread context of 920	5656	JaffaCakes118_862a89b3bd0cd184794c85fba298673e.exe	86
PID 5656 set thread context of 0	5656	JaffaCakes118_862a89b3bd0cd184794c85fba298673e.exe

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 2 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_862a89b3bd0cd184794c85fba298673e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_862a89b3bd0cd184794c85fba298673e.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
5656	JaffaCakes118_862a89b3bd0cd184794c85fba298673e.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 5656 wrote to memory of 920	5656	JaffaCakes118_862a89b3bd0cd184794c85fba298673e.exe	86
PID 5656 wrote to memory of 920	5656	JaffaCakes118_862a89b3bd0cd184794c85fba298673e.exe	86
PID 5656 wrote to memory of 920	5656	JaffaCakes118_862a89b3bd0cd184794c85fba298673e.exe	86
PID 5656 wrote to memory of 920	5656	JaffaCakes118_862a89b3bd0cd184794c85fba298673e.exe	86
PID 5656 wrote to memory of 920	5656	JaffaCakes118_862a89b3bd0cd184794c85fba298673e.exe	86
PID 5656 wrote to memory of 920	5656	JaffaCakes118_862a89b3bd0cd184794c85fba298673e.exe	86
PID 5656 wrote to memory of 920	5656	JaffaCakes118_862a89b3bd0cd184794c85fba298673e.exe	86
PID 5656 wrote to memory of 920	5656	JaffaCakes118_862a89b3bd0cd184794c85fba298673e.exe	86
PID 5656 wrote to memory of 920	5656	JaffaCakes118_862a89b3bd0cd184794c85fba298673e.exe	86
PID 5656 wrote to memory of 920	5656	JaffaCakes118_862a89b3bd0cd184794c85fba298673e.exe	86
PID 5656 wrote to memory of 920	5656	JaffaCakes118_862a89b3bd0cd184794c85fba298673e.exe	86
PID 5656 wrote to memory of 920	5656	JaffaCakes118_862a89b3bd0cd184794c85fba298673e.exe	86
PID 5656 wrote to memory of 920	5656	JaffaCakes118_862a89b3bd0cd184794c85fba298673e.exe	86
PID 5656 wrote to memory of 0	5656	JaffaCakes118_862a89b3bd0cd184794c85fba298673e.exe
PID 5656 wrote to memory of 0	5656	JaffaCakes118_862a89b3bd0cd184794c85fba298673e.exe
PID 5656 wrote to memory of 0	5656	JaffaCakes118_862a89b3bd0cd184794c85fba298673e.exe
PID 5656 wrote to memory of 0	5656	JaffaCakes118_862a89b3bd0cd184794c85fba298673e.exe
PID 5656 wrote to memory of 0	5656	JaffaCakes118_862a89b3bd0cd184794c85fba298673e.exe
PID 5656 wrote to memory of 0	5656	JaffaCakes118_862a89b3bd0cd184794c85fba298673e.exe
PID 5656 wrote to memory of 0	5656	JaffaCakes118_862a89b3bd0cd184794c85fba298673e.exe
PID 5656 wrote to memory of 0	5656	JaffaCakes118_862a89b3bd0cd184794c85fba298673e.exe
PID 5656 wrote to memory of 0	5656	JaffaCakes118_862a89b3bd0cd184794c85fba298673e.exe
PID 5656 wrote to memory of 0	5656	JaffaCakes118_862a89b3bd0cd184794c85fba298673e.exe
PID 920 wrote to memory of 220	920	JaffaCakes118_862a89b3bd0cd184794c85fba298673e.exe	87
PID 920 wrote to memory of 220	920	JaffaCakes118_862a89b3bd0cd184794c85fba298673e.exe	87
PID 920 wrote to memory of 220	920	JaffaCakes118_862a89b3bd0cd184794c85fba298673e.exe	87

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_862a89b3bd0cd184794c85fba298673e.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_862a89b3bd0cd184794c85fba298673e.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5656
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_862a89b3bd0cd184794c85fba298673e.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_862a89b3bd0cd184794c85fba298673e.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:920
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
    3⤵
    PID:220

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/920-3-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/920-4-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/920-5-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/920-8-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/920-9-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/5656-0-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/5656-7-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download

Analysis

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