xtremerat | 460e8b4e5244700ee4529b840251edf89ce173fda6460ec9a44936a0546387d4

General

Target

715b2f4ff6ffc1dbf997cdca5e05014c.exe
Size

254KB
MD5

715b2f4ff6ffc1dbf997cdca5e05014c
SHA1

8623d032ef652736e0b12100a9b41a1a3f1ba1c9
SHA256

460e8b4e5244700ee4529b840251edf89ce173fda6460ec9a44936a0546387d4
SHA512

29c4db5cfdca57c8641978a767c9b0a34848bed0e6ca758a4a58a04e2e9aa115ca010945aa76bfe983b4fa1e31e8e4dc07e83895bfa0c414390e5c5c63043887
SSDEEP

6144:ZBIj6f6ZnW1Tl2hwJT/u+51PVljjxCCfnXouoh:jIjTnWTf/v51PrHAAX5e

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Signatures

Detect XtremeRAT payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3924-7-0x0000000000C80000-0x0000000000CB5000-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

Boot or Logon Autostart Execution: Active Setup 2 TTPs 2 IoCs

Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

persistence

Active Setup

T1547.014

Modify Registry

T1112

Processes:

715b2f4ff6ffc1dbf997cdca5e05014c.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{023PNXR5-3W43-2A8A-G474-I5065R17YKG7}	715b2f4ff6ffc1dbf997cdca5e05014c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{023PNXR5-3W43-2A8A-G474-I5065R17YKG7}\StubPath = "C:\\Windows\\system32\\InstallDir\\Server.exe restart"	715b2f4ff6ffc1dbf997cdca5e05014c.exe

UPX packed file 2 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/3924-0-0x0000000000C80000-0x0000000000CB5000-memory.dmp	upx
behavioral2/memory/3924-7-0x0000000000C80000-0x0000000000CB5000-memory.dmp	upx

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

715b2f4ff6ffc1dbf997cdca5e05014c.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\system32\\InstallDir\\Server.exe"	715b2f4ff6ffc1dbf997cdca5e05014c.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\system32\\InstallDir\\Server.exe"	715b2f4ff6ffc1dbf997cdca5e05014c.exe

Drops file in System32 directory 2 IoCs

Processes:

715b2f4ff6ffc1dbf997cdca5e05014c.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\InstallDir\Server.exe	715b2f4ff6ffc1dbf997cdca5e05014c.exe
File created	C:\Windows\SysWOW64\InstallDir\Server.exe	715b2f4ff6ffc1dbf997cdca5e05014c.exe

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

System Information Discovery
T1082
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
discovery

System Language Discovery
T1614.001

Processes:

715b2f4ff6ffc1dbf997cdca5e05014c.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 715b2f4ff6ffc1dbf997cdca5e05014c.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

715b2f4ff6ffc1dbf997cdca5e05014c.exe

pid process

3924 715b2f4ff6ffc1dbf997cdca5e05014c.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	715b2f4ff6ffc1dbf997cdca5e05014c.exe

pid	process
3924	715b2f4ff6ffc1dbf997cdca5e05014c.exe

Suspicious use of WriteProcessMemory 37 IoCs

Processes:

715b2f4ff6ffc1dbf997cdca5e05014c.exe

description	pid	process	target process
PID 3924 wrote to memory of 848	3924	715b2f4ff6ffc1dbf997cdca5e05014c.exe	msedge.exe
PID 3924 wrote to memory of 848	3924	715b2f4ff6ffc1dbf997cdca5e05014c.exe	msedge.exe
PID 3924 wrote to memory of 848	3924	715b2f4ff6ffc1dbf997cdca5e05014c.exe	msedge.exe
PID 3924 wrote to memory of 4388	3924	715b2f4ff6ffc1dbf997cdca5e05014c.exe	msedge.exe
PID 3924 wrote to memory of 4388	3924	715b2f4ff6ffc1dbf997cdca5e05014c.exe	msedge.exe
PID 3924 wrote to memory of 4396	3924	715b2f4ff6ffc1dbf997cdca5e05014c.exe	msedge.exe
PID 3924 wrote to memory of 4396	3924	715b2f4ff6ffc1dbf997cdca5e05014c.exe	msedge.exe
PID 3924 wrote to memory of 4396	3924	715b2f4ff6ffc1dbf997cdca5e05014c.exe	msedge.exe
PID 3924 wrote to memory of 3880	3924	715b2f4ff6ffc1dbf997cdca5e05014c.exe	msedge.exe
PID 3924 wrote to memory of 3880	3924	715b2f4ff6ffc1dbf997cdca5e05014c.exe	msedge.exe
PID 3924 wrote to memory of 516	3924	715b2f4ff6ffc1dbf997cdca5e05014c.exe	msedge.exe
PID 3924 wrote to memory of 516	3924	715b2f4ff6ffc1dbf997cdca5e05014c.exe	msedge.exe
PID 3924 wrote to memory of 516	3924	715b2f4ff6ffc1dbf997cdca5e05014c.exe	msedge.exe
PID 3924 wrote to memory of 2040	3924	715b2f4ff6ffc1dbf997cdca5e05014c.exe	msedge.exe
PID 3924 wrote to memory of 2040	3924	715b2f4ff6ffc1dbf997cdca5e05014c.exe	msedge.exe
PID 3924 wrote to memory of 1228	3924	715b2f4ff6ffc1dbf997cdca5e05014c.exe	msedge.exe
PID 3924 wrote to memory of 1228	3924	715b2f4ff6ffc1dbf997cdca5e05014c.exe	msedge.exe
PID 3924 wrote to memory of 1228	3924	715b2f4ff6ffc1dbf997cdca5e05014c.exe	msedge.exe
PID 3924 wrote to memory of 4072	3924	715b2f4ff6ffc1dbf997cdca5e05014c.exe	msedge.exe
PID 3924 wrote to memory of 4072	3924	715b2f4ff6ffc1dbf997cdca5e05014c.exe	msedge.exe
PID 3924 wrote to memory of 4656	3924	715b2f4ff6ffc1dbf997cdca5e05014c.exe	msedge.exe
PID 3924 wrote to memory of 4656	3924	715b2f4ff6ffc1dbf997cdca5e05014c.exe	msedge.exe
PID 3924 wrote to memory of 4656	3924	715b2f4ff6ffc1dbf997cdca5e05014c.exe	msedge.exe
PID 3924 wrote to memory of 4596	3924	715b2f4ff6ffc1dbf997cdca5e05014c.exe	msedge.exe
PID 3924 wrote to memory of 4596	3924	715b2f4ff6ffc1dbf997cdca5e05014c.exe	msedge.exe
PID 3924 wrote to memory of 4880	3924	715b2f4ff6ffc1dbf997cdca5e05014c.exe	msedge.exe
PID 3924 wrote to memory of 4880	3924	715b2f4ff6ffc1dbf997cdca5e05014c.exe	msedge.exe
PID 3924 wrote to memory of 4880	3924	715b2f4ff6ffc1dbf997cdca5e05014c.exe	msedge.exe
PID 3924 wrote to memory of 792	3924	715b2f4ff6ffc1dbf997cdca5e05014c.exe	msedge.exe
PID 3924 wrote to memory of 792	3924	715b2f4ff6ffc1dbf997cdca5e05014c.exe	msedge.exe
PID 3924 wrote to memory of 3484	3924	715b2f4ff6ffc1dbf997cdca5e05014c.exe	msedge.exe
PID 3924 wrote to memory of 3484	3924	715b2f4ff6ffc1dbf997cdca5e05014c.exe	msedge.exe
PID 3924 wrote to memory of 3484	3924	715b2f4ff6ffc1dbf997cdca5e05014c.exe	msedge.exe
PID 3924 wrote to memory of 3236	3924	715b2f4ff6ffc1dbf997cdca5e05014c.exe	msedge.exe
PID 3924 wrote to memory of 3236	3924	715b2f4ff6ffc1dbf997cdca5e05014c.exe	msedge.exe
PID 3924 wrote to memory of 4080	3924	715b2f4ff6ffc1dbf997cdca5e05014c.exe	msedge.exe
PID 3924 wrote to memory of 4080	3924	715b2f4ff6ffc1dbf997cdca5e05014c.exe	msedge.exe

C:\Users\Admin\AppData\Local\Temp\715b2f4ff6ffc1dbf997cdca5e05014c.exe
"C:\Users\Admin\AppData\Local\Temp\715b2f4ff6ffc1dbf997cdca5e05014c.exe"
1⤵
- Boot or Logon Autostart Execution: Active Setup
- Adds Run key to start application
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3924

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
2⤵
PID:848

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
2⤵
PID:4388

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
2⤵
PID:4396

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
2⤵
PID:3880

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
2⤵
PID:516

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
2⤵
PID:2040

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
2⤵
PID:1228

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
2⤵
PID:4072

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
2⤵
PID:4656

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
2⤵
PID:4596

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
2⤵
PID:4880

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
2⤵
PID:792

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
2⤵
PID:3484

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
2⤵
PID:3236

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
2⤵
PID:4080

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2

T1547

Active Setup

1

T1547.014

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

2

T1547

Active Setup

1

T1547.014

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/3924-0-0x0000000000C80000-0x0000000000CB5000-memory.dmp

Filesize
212KB

Download
memory/3924-7-0x0000000000C80000-0x0000000000CB5000-memory.dmp

Filesize
212KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads