xtremerat | 3f9afd2be7c01ac93a613caafad7aec57e5cad7e67f016295ecf47c48111c719

Analysis

max time kernel
184s
max time network
46s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
11-10-2022 09:00

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General

Target

3f9afd2be7c01ac93a613caafad7aec57e5cad7e67f016295ecf47c48111c719.exe
Size

65KB
MD5

62a61f661a2a3cf655d9595b23774bc0
SHA1

09df457553f8d6c3f20cab7cc0f7e8e037bbfc1c
SHA256

3f9afd2be7c01ac93a613caafad7aec57e5cad7e67f016295ecf47c48111c719
SHA512

0c2ceb222e88edddd8c03ce92630bbbcd0df5112f3f79433aa4cb0322ed1257dc23dfaf5453f4fc786e547d912da03c8eabdbb80626d2503e32893ed5a8032fe
SSDEEP

768:e8m1Sq4NQErBsH1tzoisBKQI6dObAG/dqOXHsoAx5JXrUqLOY0pYKnA+7PoNwpz6:ssq+QV4rObAdNoAf5UqiYmlArNwhok4

Score

10^/10

xtremerat persistence rat spyware

Malware Config

Extracted

Family

xtremerat

adnaps.hopto.org

Signatures

Detect XtremeRAT payload 3 IoCs

resource	yara_rule
behavioral1/memory/1896-57-0x0000000000000000-mapping.dmp	family_xtremerat
behavioral1/memory/1896-59-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral1/memory/1896-60-0x0000000010000000-0x000000001004A000-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
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 1536 wrote to memory of 1896	1536	3f9afd2be7c01ac93a613caafad7aec57e5cad7e67f016295ecf47c48111c719.exe	27
PID 1536 wrote to memory of 1896	1536	3f9afd2be7c01ac93a613caafad7aec57e5cad7e67f016295ecf47c48111c719.exe	27
PID 1536 wrote to memory of 1896	1536	3f9afd2be7c01ac93a613caafad7aec57e5cad7e67f016295ecf47c48111c719.exe	27
PID 1536 wrote to memory of 1896	1536	3f9afd2be7c01ac93a613caafad7aec57e5cad7e67f016295ecf47c48111c719.exe	27
PID 1536 wrote to memory of 1896	1536	3f9afd2be7c01ac93a613caafad7aec57e5cad7e67f016295ecf47c48111c719.exe	27
PID 1536 wrote to memory of 1904	1536	3f9afd2be7c01ac93a613caafad7aec57e5cad7e67f016295ecf47c48111c719.exe	28
PID 1536 wrote to memory of 1904	1536	3f9afd2be7c01ac93a613caafad7aec57e5cad7e67f016295ecf47c48111c719.exe	28
PID 1536 wrote to memory of 1904	1536	3f9afd2be7c01ac93a613caafad7aec57e5cad7e67f016295ecf47c48111c719.exe	28
PID 1536 wrote to memory of 1904	1536	3f9afd2be7c01ac93a613caafad7aec57e5cad7e67f016295ecf47c48111c719.exe	28
PID 1536 wrote to memory of 1904	1536	3f9afd2be7c01ac93a613caafad7aec57e5cad7e67f016295ecf47c48111c719.exe	28

C:\Users\Admin\AppData\Local\Temp\3f9afd2be7c01ac93a613caafad7aec57e5cad7e67f016295ecf47c48111c719.exe
"C:\Users\Admin\AppData\Local\Temp\3f9afd2be7c01ac93a613caafad7aec57e5cad7e67f016295ecf47c48111c719.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1536
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  PID:1896
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe"
  2⤵
  PID:1904

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

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Downloads

memory/1536-54-0x0000000075131000-0x0000000075133000-memory.dmp

Filesize
8KB

Download
memory/1896-55-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/1896-57-0x0000000000000000-mapping.dmp

Download
memory/1896-59-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/1896-60-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download