xtremerat | 567500b59ed387275adcf582e0cf72385ad7d50bf76309e1970233f7910b61d1

General

Target

567500b59ed387275adcf582e0cf72385ad7d50bf76309e1970233f7910b61d1.exe
Size

160KB
MD5

0e31db04153b69301c0bddc6ce225b7d
SHA1

2b5b28203b193c2bf12fe2674217c6490d300b9a
SHA256

567500b59ed387275adcf582e0cf72385ad7d50bf76309e1970233f7910b61d1
SHA512

eb7863dd9d6fb2b0d631315eeb20d07fc6e8ac50ca50cebc8a5d36d73d421cd6e05012925ce19f403c119b139b233813a0add75de37f6eebcb1d35530a0221b8
SSDEEP

1536:y8bw9gC2LBsuc3+yepJW8Hf6tLzvLoxAd3WsHU6mDWTSsP27o01M:6gCOO3+zpfHgLfow3W0U6aUj01M

Score

10^/10

xtremerat persistence rat spyware

Malware Config

Extracted

Family

xtremerat

C2

b3efpwn.no-ip.biz

Signatures

Detect XtremeRAT payload 8 IoCs

resource	yara_rule
behavioral1/memory/1676-56-0x000000000040110C-mapping.dmp	family_xtremerat
behavioral1/memory/1676-57-0x0000000010000000-0x0000000010047000-memory.dmp	family_xtremerat
behavioral1/memory/1676-59-0x0000000010000000-0x0000000010047000-memory.dmp	family_xtremerat
behavioral1/memory/1676-60-0x0000000010000000-0x0000000010047000-memory.dmp	family_xtremerat
behavioral1/memory/1756-63-0x0000000000000000-mapping.dmp	family_xtremerat
behavioral1/memory/1756-65-0x0000000010000000-0x0000000010047000-memory.dmp	family_xtremerat
behavioral1/memory/1676-66-0x0000000010000000-0x0000000010047000-memory.dmp	family_xtremerat
behavioral1/memory/1756-67-0x0000000010000000-0x0000000010047000-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

description	pid	Process	procid_target
PID 1036 set thread context of 1676	1036	567500b59ed387275adcf582e0cf72385ad7d50bf76309e1970233f7910b61d1.exe	28

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

System Information Discovery
T1082

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1036	567500b59ed387275adcf582e0cf72385ad7d50bf76309e1970233f7910b61d1.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 1036 wrote to memory of 1676	1036	567500b59ed387275adcf582e0cf72385ad7d50bf76309e1970233f7910b61d1.exe	28
PID 1036 wrote to memory of 1676	1036	567500b59ed387275adcf582e0cf72385ad7d50bf76309e1970233f7910b61d1.exe	28
PID 1036 wrote to memory of 1676	1036	567500b59ed387275adcf582e0cf72385ad7d50bf76309e1970233f7910b61d1.exe	28
PID 1036 wrote to memory of 1676	1036	567500b59ed387275adcf582e0cf72385ad7d50bf76309e1970233f7910b61d1.exe	28
PID 1036 wrote to memory of 1676	1036	567500b59ed387275adcf582e0cf72385ad7d50bf76309e1970233f7910b61d1.exe	28
PID 1036 wrote to memory of 1676	1036	567500b59ed387275adcf582e0cf72385ad7d50bf76309e1970233f7910b61d1.exe	28
PID 1036 wrote to memory of 1676	1036	567500b59ed387275adcf582e0cf72385ad7d50bf76309e1970233f7910b61d1.exe	28
PID 1036 wrote to memory of 1676	1036	567500b59ed387275adcf582e0cf72385ad7d50bf76309e1970233f7910b61d1.exe	28
PID 1036 wrote to memory of 1676	1036	567500b59ed387275adcf582e0cf72385ad7d50bf76309e1970233f7910b61d1.exe	28
PID 1036 wrote to memory of 1676	1036	567500b59ed387275adcf582e0cf72385ad7d50bf76309e1970233f7910b61d1.exe	28
PID 1036 wrote to memory of 1676	1036	567500b59ed387275adcf582e0cf72385ad7d50bf76309e1970233f7910b61d1.exe	28
PID 1036 wrote to memory of 1676	1036	567500b59ed387275adcf582e0cf72385ad7d50bf76309e1970233f7910b61d1.exe	28
PID 1036 wrote to memory of 1676	1036	567500b59ed387275adcf582e0cf72385ad7d50bf76309e1970233f7910b61d1.exe	28
PID 1036 wrote to memory of 1676	1036	567500b59ed387275adcf582e0cf72385ad7d50bf76309e1970233f7910b61d1.exe	28
PID 1676 wrote to memory of 1756	1676	567500b59ed387275adcf582e0cf72385ad7d50bf76309e1970233f7910b61d1.exe	29
PID 1676 wrote to memory of 1756	1676	567500b59ed387275adcf582e0cf72385ad7d50bf76309e1970233f7910b61d1.exe	29
PID 1676 wrote to memory of 1756	1676	567500b59ed387275adcf582e0cf72385ad7d50bf76309e1970233f7910b61d1.exe	29
PID 1676 wrote to memory of 1756	1676	567500b59ed387275adcf582e0cf72385ad7d50bf76309e1970233f7910b61d1.exe	29
PID 1676 wrote to memory of 1756	1676	567500b59ed387275adcf582e0cf72385ad7d50bf76309e1970233f7910b61d1.exe	29
PID 1676 wrote to memory of 2012	1676	567500b59ed387275adcf582e0cf72385ad7d50bf76309e1970233f7910b61d1.exe	30
PID 1676 wrote to memory of 2012	1676	567500b59ed387275adcf582e0cf72385ad7d50bf76309e1970233f7910b61d1.exe	30
PID 1676 wrote to memory of 2012	1676	567500b59ed387275adcf582e0cf72385ad7d50bf76309e1970233f7910b61d1.exe	30
PID 1676 wrote to memory of 2012	1676	567500b59ed387275adcf582e0cf72385ad7d50bf76309e1970233f7910b61d1.exe	30
PID 1676 wrote to memory of 2012	1676	567500b59ed387275adcf582e0cf72385ad7d50bf76309e1970233f7910b61d1.exe	30

C:\Users\Admin\AppData\Local\Temp\567500b59ed387275adcf582e0cf72385ad7d50bf76309e1970233f7910b61d1.exe
"C:\Users\Admin\AppData\Local\Temp\567500b59ed387275adcf582e0cf72385ad7d50bf76309e1970233f7910b61d1.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1036
- C:\Users\Admin\AppData\Local\Temp\567500b59ed387275adcf582e0cf72385ad7d50bf76309e1970233f7910b61d1.exe
  "C:\Users\Admin\AppData\Local\Temp\567500b59ed387275adcf582e0cf72385ad7d50bf76309e1970233f7910b61d1.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1676
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    PID:1756
- - C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe"
    3⤵
    PID:2012

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1676-57-0x0000000010000000-0x0000000010047000-memory.dmp

Filesize
284KB

Download
memory/1676-58-0x00000000753C1000-0x00000000753C3000-memory.dmp

Filesize
8KB

Download
memory/1676-59-0x0000000010000000-0x0000000010047000-memory.dmp

Filesize
284KB

Download
memory/1676-60-0x0000000010000000-0x0000000010047000-memory.dmp

Filesize
284KB

Download
memory/1676-66-0x0000000010000000-0x0000000010047000-memory.dmp

Filesize
284KB

Download
memory/1756-61-0x0000000010000000-0x0000000010047000-memory.dmp

Filesize
284KB

Download
memory/1756-65-0x0000000010000000-0x0000000010047000-memory.dmp

Filesize
284KB

Download
memory/1756-67-0x0000000010000000-0x0000000010047000-memory.dmp

Filesize
284KB

Download

Analysis

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