xtremerat | 54eed82c9a44cbb469a3285cfff42f282c697e6f57d581bffd8591a0a32e5d15

Analysis

max time kernel
245s
max time network
268s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
01/12/2022, 09:02

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General

Target

54eed82c9a44cbb469a3285cfff42f282c697e6f57d581bffd8591a0a32e5d15.exe
Size

33KB
MD5

7ecf50d1803dfdea391eadf1b7687240
SHA1

fc0dd55b1fa2cc14c409d652533e0bef58e7b950
SHA256

54eed82c9a44cbb469a3285cfff42f282c697e6f57d581bffd8591a0a32e5d15
SHA512

99d19693e2af7446bd09a9ec7a6c1d8b144f17f24abf8006eff4a2316ea80b91fdc108be923d8239c1df64552a506b179cf01a44f9323e202432edd7b64e5aa5
SSDEEP

768:HMuijtHf5g7/IIG3bGcYDBSvFIWuePQtv66lJtz5O:sNW71rcYDAWeotvXlP

Score

10^/10

xtremerat persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

ehab2000.no-ip.biz

Signatures

Detect XtremeRAT payload 4 IoCs

resource	yara_rule
behavioral2/memory/1112-133-0x0000000000000000-mapping.dmp	family_xtremerat
behavioral2/memory/1112-134-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral2/memory/4972-135-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral2/memory/1112-136-0x0000000010000000-0x000000001004D000-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 4 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4972-132-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/1112-134-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/4972-135-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/1112-136-0x0000000010000000-0x000000001004D000-memory.dmp	upx

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

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
2044	1112	WerFault.exe	78
664	1112	WerFault.exe	78

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 4972 wrote to memory of 1112	4972	54eed82c9a44cbb469a3285cfff42f282c697e6f57d581bffd8591a0a32e5d15.exe	78
PID 4972 wrote to memory of 1112	4972	54eed82c9a44cbb469a3285cfff42f282c697e6f57d581bffd8591a0a32e5d15.exe	78
PID 4972 wrote to memory of 1112	4972	54eed82c9a44cbb469a3285cfff42f282c697e6f57d581bffd8591a0a32e5d15.exe	78
PID 4972 wrote to memory of 1112	4972	54eed82c9a44cbb469a3285cfff42f282c697e6f57d581bffd8591a0a32e5d15.exe	78
PID 4972 wrote to memory of 4644	4972	54eed82c9a44cbb469a3285cfff42f282c697e6f57d581bffd8591a0a32e5d15.exe	79
PID 4972 wrote to memory of 4644	4972	54eed82c9a44cbb469a3285cfff42f282c697e6f57d581bffd8591a0a32e5d15.exe	79
PID 4972 wrote to memory of 4644	4972	54eed82c9a44cbb469a3285cfff42f282c697e6f57d581bffd8591a0a32e5d15.exe	79

C:\Users\Admin\AppData\Local\Temp\54eed82c9a44cbb469a3285cfff42f282c697e6f57d581bffd8591a0a32e5d15.exe
"C:\Users\Admin\AppData\Local\Temp\54eed82c9a44cbb469a3285cfff42f282c697e6f57d581bffd8591a0a32e5d15.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4972
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  PID:1112
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1112 -s 476
    3⤵
    - Program crash
    PID:2044
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1112 -s 508
    3⤵
    - Program crash
    PID:664
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
  2⤵
  PID:4644

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 1112 -ip 1112
1⤵
PID:1072

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 496 -p 1112 -ip 1112
1⤵
PID:4612

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1112-134-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/1112-136-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/4972-132-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/4972-135-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download