xtremerat | 2700f8789dfefdfcd391ca9d89acd60d2cf5b49f4110c69baa04acfd3f5f9f2d

General

Target

f4e819232565cee858b9ca81ba9c5321_JaffaCakes118.exe
Size

252KB
MD5

f4e819232565cee858b9ca81ba9c5321
SHA1

00b2d1282135e0bac771bb92927cf8861f83ab17
SHA256

2700f8789dfefdfcd391ca9d89acd60d2cf5b49f4110c69baa04acfd3f5f9f2d
SHA512

3d09181c325c2b16596a17cdf50544dcd50fe0bf1e3c38465ac49564a98794ceb97cf4892ad4055d81637a5875bc6565a8e99132c87e924da63c407cc4735732
SSDEEP

6144:cvkckiRGLZZPcj0nN/G6MCaP3xmMuCKczll6:a0iRGTPKz6MtJdurV

Score

10^/10

xtremerat persistence rat spyware

Malware Config

Extracted

Family

xtremerat

C2

skullfire.no-ip.org

Signatures

Detect XtremeRAT payload 7 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4236-4-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/4236-5-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/4236-7-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/4236-8-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/3584-9-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/4236-10-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/3584-11-0x0000000010000000-0x000000001004A000-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

Suspicious use of SetThreadContext 1 IoCs

Processes:

f4e819232565cee858b9ca81ba9c5321_JaffaCakes118.exe

description	pid	process	target process
PID 4656 set thread context of 4236	4656	f4e819232565cee858b9ca81ba9c5321_JaffaCakes118.exe	f4e819232565cee858b9ca81ba9c5321_JaffaCakes118.exe

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

System Information Discovery
T1082
Program crash 2 IoCs

Processes:

WerFault.exeWerFault.exe

pid pid_target process target process

3164 3584 WerFault.exe svchost.exe
3112 3584 WerFault.exe svchost.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

f4e819232565cee858b9ca81ba9c5321_JaffaCakes118.exe

pid process

4656 f4e819232565cee858b9ca81ba9c5321_JaffaCakes118.exe

pid	pid_target	process	target process
3164	3584	WerFault.exe	svchost.exe
3112	3584	WerFault.exe	svchost.exe

pid	process
4656	f4e819232565cee858b9ca81ba9c5321_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

f4e819232565cee858b9ca81ba9c5321_JaffaCakes118.exef4e819232565cee858b9ca81ba9c5321_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\f4e819232565cee858b9ca81ba9c5321_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f4e819232565cee858b9ca81ba9c5321_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4656

C:\Users\Admin\AppData\Local\Temp\f4e819232565cee858b9ca81ba9c5321_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f4e819232565cee858b9ca81ba9c5321_JaffaCakes118.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:4236

C:\Windows\SysWOW64\svchost.exe
svchost.exe
3⤵
PID:3584

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3584 -s 484
4⤵
- Program crash
PID:3164

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3584 -s 492
4⤵
- Program crash
PID:3112

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
3⤵
PID:3596

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3584 -ip 3584
1⤵
PID:4228

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 3584 -ip 3584
1⤵
PID:4108

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/3584-9-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/3584-11-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/4236-4-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/4236-5-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/4236-7-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/4236-8-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/4236-10-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/4656-0-0x0000000000400000-0x00000000004D6000-memory.dmp

Filesize
856KB

Download
memory/4656-1-0x0000000000400000-0x00000000004D6000-memory.dmp

Filesize
856KB

Download
memory/4656-6-0x0000000000400000-0x00000000004D6000-memory.dmp

Filesize
856KB

Download

description	pid	process	target process
PID 4656 wrote to memory of 4236	4656	f4e819232565cee858b9ca81ba9c5321_JaffaCakes118.exe	f4e819232565cee858b9ca81ba9c5321_JaffaCakes118.exe
PID 4656 wrote to memory of 4236	4656	f4e819232565cee858b9ca81ba9c5321_JaffaCakes118.exe	f4e819232565cee858b9ca81ba9c5321_JaffaCakes118.exe
PID 4656 wrote to memory of 4236	4656	f4e819232565cee858b9ca81ba9c5321_JaffaCakes118.exe	f4e819232565cee858b9ca81ba9c5321_JaffaCakes118.exe
PID 4656 wrote to memory of 4236	4656	f4e819232565cee858b9ca81ba9c5321_JaffaCakes118.exe	f4e819232565cee858b9ca81ba9c5321_JaffaCakes118.exe
PID 4656 wrote to memory of 4236	4656	f4e819232565cee858b9ca81ba9c5321_JaffaCakes118.exe	f4e819232565cee858b9ca81ba9c5321_JaffaCakes118.exe
PID 4656 wrote to memory of 4236	4656	f4e819232565cee858b9ca81ba9c5321_JaffaCakes118.exe	f4e819232565cee858b9ca81ba9c5321_JaffaCakes118.exe
PID 4656 wrote to memory of 4236	4656	f4e819232565cee858b9ca81ba9c5321_JaffaCakes118.exe	f4e819232565cee858b9ca81ba9c5321_JaffaCakes118.exe
PID 4656 wrote to memory of 4236	4656	f4e819232565cee858b9ca81ba9c5321_JaffaCakes118.exe	f4e819232565cee858b9ca81ba9c5321_JaffaCakes118.exe
PID 4656 wrote to memory of 4236	4656	f4e819232565cee858b9ca81ba9c5321_JaffaCakes118.exe	f4e819232565cee858b9ca81ba9c5321_JaffaCakes118.exe
PID 4656 wrote to memory of 4236	4656	f4e819232565cee858b9ca81ba9c5321_JaffaCakes118.exe	f4e819232565cee858b9ca81ba9c5321_JaffaCakes118.exe
PID 4656 wrote to memory of 4236	4656	f4e819232565cee858b9ca81ba9c5321_JaffaCakes118.exe	f4e819232565cee858b9ca81ba9c5321_JaffaCakes118.exe
PID 4656 wrote to memory of 4236	4656	f4e819232565cee858b9ca81ba9c5321_JaffaCakes118.exe	f4e819232565cee858b9ca81ba9c5321_JaffaCakes118.exe
PID 4656 wrote to memory of 4236	4656	f4e819232565cee858b9ca81ba9c5321_JaffaCakes118.exe	f4e819232565cee858b9ca81ba9c5321_JaffaCakes118.exe
PID 4236 wrote to memory of 3584	4236	f4e819232565cee858b9ca81ba9c5321_JaffaCakes118.exe	svchost.exe
PID 4236 wrote to memory of 3584	4236	f4e819232565cee858b9ca81ba9c5321_JaffaCakes118.exe	svchost.exe
PID 4236 wrote to memory of 3584	4236	f4e819232565cee858b9ca81ba9c5321_JaffaCakes118.exe	svchost.exe
PID 4236 wrote to memory of 3584	4236	f4e819232565cee858b9ca81ba9c5321_JaffaCakes118.exe	svchost.exe
PID 4236 wrote to memory of 3596	4236	f4e819232565cee858b9ca81ba9c5321_JaffaCakes118.exe	msedge.exe
PID 4236 wrote to memory of 3596	4236	f4e819232565cee858b9ca81ba9c5321_JaffaCakes118.exe	msedge.exe
PID 4236 wrote to memory of 3596	4236	f4e819232565cee858b9ca81ba9c5321_JaffaCakes118.exe	msedge.exe

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads