xtremerat | d068be1187fc4878df616e0446fa701eae26b438bc64f35e8b5b4733c66a868c

Analysis

max time kernel
42s
max time network
105s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
17-04-2024 16:03

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

f626f42aa6c36cd2cb2af0ce15476e93_JaffaCakes118.exe
Size

71KB
MD5

f626f42aa6c36cd2cb2af0ce15476e93
SHA1

9f596a28f166475c0220e86c1ae37be7312e01b2
SHA256

d068be1187fc4878df616e0446fa701eae26b438bc64f35e8b5b4733c66a868c
SHA512

fbe0aeaddd5cf19f8562cf803e705c6c0639d1a54920c4b207b1327945310ee51f8bdaa548faf3a67ffce5ee8d319f40da526d9b4e234138a2d71632eb5926a7
SSDEEP

1536:fNW71rcYDAWeotvXlk6IasJW7/Hf3LltRX5Tf9uzQ:fNW7dEvotvXlIaIW75XZfY

Score

10^/10

xtremerat persistence rat spyware upx

Malware Config

Signatures

Detect XtremeRAT payload 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3436-1-0x0000000010000000-0x000000001005F000-memory.dmp	family_xtremerat
behavioral2/memory/4976-2-0x0000000010000000-0x000000001005F000-memory.dmp	family_xtremerat
behavioral2/memory/3436-3-0x0000000010000000-0x000000001005F000-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

UPX packed file 4 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/4976-0-0x0000000010000000-0x000000001005F000-memory.dmp	upx
behavioral2/memory/3436-1-0x0000000010000000-0x000000001005F000-memory.dmp	upx
behavioral2/memory/4976-2-0x0000000010000000-0x000000001005F000-memory.dmp	upx
behavioral2/memory/3436-3-0x0000000010000000-0x000000001005F000-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

Processes:

WerFault.exeWerFault.exe

pid pid_target process target process

4420 3436 WerFault.exe svchost.exe
5000 3436 WerFault.exe svchost.exe

pid	pid_target	process	target process
4420	3436	WerFault.exe	svchost.exe
5000	3436	WerFault.exe	svchost.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

f626f42aa6c36cd2cb2af0ce15476e93_JaffaCakes118.exe

description	pid	process	target process
PID 4976 wrote to memory of 3436	4976	f626f42aa6c36cd2cb2af0ce15476e93_JaffaCakes118.exe	svchost.exe
PID 4976 wrote to memory of 3436	4976	f626f42aa6c36cd2cb2af0ce15476e93_JaffaCakes118.exe	svchost.exe
PID 4976 wrote to memory of 3436	4976	f626f42aa6c36cd2cb2af0ce15476e93_JaffaCakes118.exe	svchost.exe
PID 4976 wrote to memory of 3436	4976	f626f42aa6c36cd2cb2af0ce15476e93_JaffaCakes118.exe	svchost.exe
PID 4976 wrote to memory of 2148	4976	f626f42aa6c36cd2cb2af0ce15476e93_JaffaCakes118.exe	msedge.exe
PID 4976 wrote to memory of 2148	4976	f626f42aa6c36cd2cb2af0ce15476e93_JaffaCakes118.exe	msedge.exe
PID 4976 wrote to memory of 2148	4976	f626f42aa6c36cd2cb2af0ce15476e93_JaffaCakes118.exe	msedge.exe

C:\Users\Admin\AppData\Local\Temp\f626f42aa6c36cd2cb2af0ce15476e93_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f626f42aa6c36cd2cb2af0ce15476e93_JaffaCakes118.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4976

C:\Windows\SysWOW64\svchost.exe
svchost.exe
2⤵
PID:3436

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3436 -s 476
3⤵
- Program crash
PID:4420

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3436 -s 488
3⤵
- Program crash
PID:5000

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
2⤵
PID:2148

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 3436 -ip 3436
1⤵
PID:3956

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 3436 -ip 3436
1⤵
PID:2212

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

Loading Replay Monitor...

Downloads

memory/3436-1-0x0000000010000000-0x000000001005F000-memory.dmp

Filesize
380KB

Download
memory/3436-3-0x0000000010000000-0x000000001005F000-memory.dmp

Filesize
380KB

Download
memory/4976-0-0x0000000010000000-0x000000001005F000-memory.dmp

Filesize
380KB

Download
memory/4976-2-0x0000000010000000-0x000000001005F000-memory.dmp

Filesize
380KB

Download