xtremerat | 49118dcbfda46094e8a0590ee2c67c8e02a10ef00a5ce52b74b13309194f1f9f

General

Target
d235200959c52eabf6c6ea17f263ffc5.exe
Size 68KB
Sample240318-bnwacach36
SHA256 49118dcbfda46094e8a0590ee2c67c8e02a10ef00a5ce52b74b13309194f1f9f
MD5 d235200959c52eabf6c6ea17f263ffc5
SHA1 35f9bef2606beeaa3451f2a2e043baf595333d18
SHA512 8fb487d04d31fcfa69e9d178af1d4ae5fa02c6654c9a4626b6d4cc91e4690fbe0e94da2be95a1f5434f410ac1bb4c560c4f1d71e8d373c33276e7371abdbfaa0
SSDEEP 1536:noccWrucPPawodS2DKjAYNOgL1+ZVnmMrf/7/T/8E4MDpa:oTW9PPXoFDKnNOgJkVX/7/T/Xa
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

xtremerat persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

C2

maillia.no-ip.biz

Signatures

Detect XtremeRAT payload 5 IoCs

resource	yara_rule
behavioral2/memory/5712-7-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral2/memory/5712-8-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral2/memory/220-9-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral2/memory/5712-10-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral2/memory/220-11-0x0000000010000000-0x000000001004D000-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 9 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3688-0-0x0000000000400000-0x0000000000416000-memory.dmp	upx
behavioral2/memory/5712-3-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/5712-5-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/3688-6-0x0000000000400000-0x0000000000416000-memory.dmp	upx
behavioral2/memory/5712-7-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/5712-8-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/220-9-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/5712-10-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/220-11-0x0000000010000000-0x000000001004D000-memory.dmp	upx

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3688 set thread context of 5712	3688	d235200959c52eabf6c6ea17f263ffc5.exe	89

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

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
5856	220	WerFault.exe	90
876	220	WerFault.exe	90

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3688	d235200959c52eabf6c6ea17f263ffc5.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 3688 wrote to memory of 5712	3688	d235200959c52eabf6c6ea17f263ffc5.exe	89
PID 3688 wrote to memory of 5712	3688	d235200959c52eabf6c6ea17f263ffc5.exe	89
PID 3688 wrote to memory of 5712	3688	d235200959c52eabf6c6ea17f263ffc5.exe	89
PID 3688 wrote to memory of 5712	3688	d235200959c52eabf6c6ea17f263ffc5.exe	89
PID 3688 wrote to memory of 5712	3688	d235200959c52eabf6c6ea17f263ffc5.exe	89
PID 3688 wrote to memory of 5712	3688	d235200959c52eabf6c6ea17f263ffc5.exe	89
PID 3688 wrote to memory of 5712	3688	d235200959c52eabf6c6ea17f263ffc5.exe	89
PID 3688 wrote to memory of 5712	3688	d235200959c52eabf6c6ea17f263ffc5.exe	89
PID 5712 wrote to memory of 220	5712	d235200959c52eabf6c6ea17f263ffc5.exe	90
PID 5712 wrote to memory of 220	5712	d235200959c52eabf6c6ea17f263ffc5.exe	90
PID 5712 wrote to memory of 220	5712	d235200959c52eabf6c6ea17f263ffc5.exe	90
PID 5712 wrote to memory of 220	5712	d235200959c52eabf6c6ea17f263ffc5.exe	90
PID 5712 wrote to memory of 4916	5712	d235200959c52eabf6c6ea17f263ffc5.exe	93
PID 5712 wrote to memory of 4916	5712	d235200959c52eabf6c6ea17f263ffc5.exe	93
PID 5712 wrote to memory of 4916	5712	d235200959c52eabf6c6ea17f263ffc5.exe	93

C:\Users\Admin\AppData\Local\Temp\d235200959c52eabf6c6ea17f263ffc5.exe
"C:\Users\Admin\AppData\Local\Temp\d235200959c52eabf6c6ea17f263ffc5.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3688
- C:\Users\Admin\AppData\Local\Temp\d235200959c52eabf6c6ea17f263ffc5.exe
  "C:\Users\Admin\AppData\Local\Temp\d235200959c52eabf6c6ea17f263ffc5.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:5712
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    PID:220
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 220 -s 480
      4⤵
      Program crash
      PID:5856
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 220 -s 504
      4⤵
      Program crash
      PID:876
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
    3⤵
    PID:4916

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 220 -ip 220
1⤵
PID:4172

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 220 -ip 220
1⤵
PID:1596

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/220-9-0x0000000010000000-0x000000001004D000-memory.dmp

Download

memory/220-11-0x0000000010000000-0x000000001004D000-memory.dmp

Download

memory/3688-0-0x0000000000400000-0x0000000000416000-memory.dmp

Download

memory/3688-6-0x0000000000400000-0x0000000000416000-memory.dmp

Download

memory/5712-3-0x0000000010000000-0x000000001004D000-memory.dmp

Download

memory/5712-5-0x0000000010000000-0x000000001004D000-memory.dmp

Download

memory/5712-7-0x0000000010000000-0x000000001004D000-memory.dmp

Download

memory/5712-8-0x0000000010000000-0x000000001004D000-memory.dmp

Download

memory/5712-10-0x0000000010000000-0x000000001004D000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads