xtremerat | 8b6dd0deedaf1c0ecebd0e0ddb65d48ded2ba5eebdf3dc5669f3ad03b55c9f73

Analysis

max time kernel
168s
max time network
33s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
05/12/2022, 05:39

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target

8b6dd0deedaf1c0ecebd0e0ddb65d48ded2ba5eebdf3dc5669f3ad03b55c9f73.exe
Size

33KB
MD5

0abb144342bb3a41039b8724b9789e30
SHA1

5e5e6c0909d88f51be2d7024cd8e94ea433ac414
SHA256

8b6dd0deedaf1c0ecebd0e0ddb65d48ded2ba5eebdf3dc5669f3ad03b55c9f73
SHA512

53ed6ec845a4600ffc7311e33bcd230a9d1ab59744265b9fd7e1cdc303a618f5e4abc5a57652eec45358ac4a6eeb7b1b7f41d262338fcef5d5bf72de2bd6b76b
SSDEEP

768:jMuijtHf5g7/IIG3bGcYDBSvFIWuePQtv66l7tzvAxFlfYgsK:4NW71rcYDAWeotvXlpKFlQ

Score

10^/10

xtremerat persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

aljokerd.zapto.org

Signatures

Detect XtremeRAT payload 5 IoCs

resource	yara_rule
behavioral1/memory/2016-55-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/536-58-0x0000000000000000-mapping.dmp	family_xtremerat
behavioral1/memory/2016-60-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/536-61-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/536-62-0x0000000010000000-0x000000001004D000-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
behavioral1/memory/2016-55-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2016-60-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/536-61-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/536-62-0x0000000010000000-0x000000001004D000-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

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2016 wrote to memory of 536	2016	8b6dd0deedaf1c0ecebd0e0ddb65d48ded2ba5eebdf3dc5669f3ad03b55c9f73.exe	28
PID 2016 wrote to memory of 536	2016	8b6dd0deedaf1c0ecebd0e0ddb65d48ded2ba5eebdf3dc5669f3ad03b55c9f73.exe	28
PID 2016 wrote to memory of 536	2016	8b6dd0deedaf1c0ecebd0e0ddb65d48ded2ba5eebdf3dc5669f3ad03b55c9f73.exe	28
PID 2016 wrote to memory of 536	2016	8b6dd0deedaf1c0ecebd0e0ddb65d48ded2ba5eebdf3dc5669f3ad03b55c9f73.exe	28
PID 2016 wrote to memory of 536	2016	8b6dd0deedaf1c0ecebd0e0ddb65d48ded2ba5eebdf3dc5669f3ad03b55c9f73.exe	28
PID 2016 wrote to memory of 700	2016	8b6dd0deedaf1c0ecebd0e0ddb65d48ded2ba5eebdf3dc5669f3ad03b55c9f73.exe	29
PID 2016 wrote to memory of 700	2016	8b6dd0deedaf1c0ecebd0e0ddb65d48ded2ba5eebdf3dc5669f3ad03b55c9f73.exe	29
PID 2016 wrote to memory of 700	2016	8b6dd0deedaf1c0ecebd0e0ddb65d48ded2ba5eebdf3dc5669f3ad03b55c9f73.exe	29
PID 2016 wrote to memory of 700	2016	8b6dd0deedaf1c0ecebd0e0ddb65d48ded2ba5eebdf3dc5669f3ad03b55c9f73.exe	29
PID 2016 wrote to memory of 700	2016	8b6dd0deedaf1c0ecebd0e0ddb65d48ded2ba5eebdf3dc5669f3ad03b55c9f73.exe	29

C:\Users\Admin\AppData\Local\Temp\8b6dd0deedaf1c0ecebd0e0ddb65d48ded2ba5eebdf3dc5669f3ad03b55c9f73.exe
"C:\Users\Admin\AppData\Local\Temp\8b6dd0deedaf1c0ecebd0e0ddb65d48ded2ba5eebdf3dc5669f3ad03b55c9f73.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2016
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  PID:536
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe"
  2⤵
  PID:700

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

Replay Monitor

Loading Replay Monitor...

Downloads

memory/536-56-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/536-61-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/536-62-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2016-54-0x0000000075891000-0x0000000075893000-memory.dmp

Filesize
8KB

Download
memory/2016-55-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2016-60-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download