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 7 IoCs

resource	yara_rule
behavioral1/memory/2564-3-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral1/memory/2564-4-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral1/memory/2564-5-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral1/memory/2564-6-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral1/memory/2564-7-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral1/memory/2564-8-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral1/memory/2564-10-0x0000000010000000-0x000000001004A000-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

AutoIT Executable 2 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/memory/1576-0-0x0000000000400000-0x00000000004DB000-memory.dmp	autoit_exe
behavioral1/memory/2564-9-0x0000000000400000-0x00000000004DB000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1576 set thread context of 2564	1576	JaffaCakes118_cac6074be5cb2193444867041334a08c.exe	30

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
2200	2564	WerFault.exe	30

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_cac6074be5cb2193444867041334a08c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_cac6074be5cb2193444867041334a08c.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 1576 wrote to memory of 2564	1576	JaffaCakes118_cac6074be5cb2193444867041334a08c.exe	30
PID 1576 wrote to memory of 2564	1576	JaffaCakes118_cac6074be5cb2193444867041334a08c.exe	30
PID 1576 wrote to memory of 2564	1576	JaffaCakes118_cac6074be5cb2193444867041334a08c.exe	30
PID 1576 wrote to memory of 2564	1576	JaffaCakes118_cac6074be5cb2193444867041334a08c.exe	30
PID 1576 wrote to memory of 2564	1576	JaffaCakes118_cac6074be5cb2193444867041334a08c.exe	30
PID 1576 wrote to memory of 2564	1576	JaffaCakes118_cac6074be5cb2193444867041334a08c.exe	30
PID 1576 wrote to memory of 2564	1576	JaffaCakes118_cac6074be5cb2193444867041334a08c.exe	30
PID 1576 wrote to memory of 2564	1576	JaffaCakes118_cac6074be5cb2193444867041334a08c.exe	30
PID 1576 wrote to memory of 2564	1576	JaffaCakes118_cac6074be5cb2193444867041334a08c.exe	30
PID 1576 wrote to memory of 2564	1576	JaffaCakes118_cac6074be5cb2193444867041334a08c.exe	30
PID 1576 wrote to memory of 2564	1576	JaffaCakes118_cac6074be5cb2193444867041334a08c.exe	30
PID 2564 wrote to memory of 2200	2564	JaffaCakes118_cac6074be5cb2193444867041334a08c.exe	31
PID 2564 wrote to memory of 2200	2564	JaffaCakes118_cac6074be5cb2193444867041334a08c.exe	31
PID 2564 wrote to memory of 2200	2564	JaffaCakes118_cac6074be5cb2193444867041334a08c.exe	31
PID 2564 wrote to memory of 2200	2564	JaffaCakes118_cac6074be5cb2193444867041334a08c.exe	31

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:1576
- 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
  - Suspicious use of WriteProcessMemory
  PID:2564
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2564 -s 228
    3⤵
    - Program crash
    PID:2200

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/1576-0-0x0000000000400000-0x00000000004DB000-memory.dmp

Filesize
876KB

Download
memory/2564-1-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2564-2-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2564-3-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2564-4-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2564-5-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2564-6-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2564-7-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2564-8-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2564-9-0x0000000000400000-0x00000000004DB000-memory.dmp

Filesize
876KB

Download
memory/2564-10-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download

Analysis

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