xtremerat | 9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326

General

Target

9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.exe
Size

300KB
MD5

41067cbbcc67bc6a3f1452aa9282ec0f
SHA1

9fa39399e8d8e8027dfbbe12e4a023f7ee3581e5
SHA256

9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326
SHA512

c39d4e0d833c28f74d0564a97cf43733741336e246f6bcde8497a3bace6e653016e2fe993bc70ac47eb47403de44160973b1d6da6bacdc0caf341aaf4a899d35

Score

10^/10

xtremerat persistence rat spyware

Malware Config

Signatures

Detect XtremeRAT payload 8 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4528-133-0x0000000000000000-mapping.dmp	family_xtremerat
behavioral2/memory/4528-134-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/4528-135-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/4528-137-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/4528-138-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/984-140-0x0000000000000000-mapping.dmp	family_xtremerat
behavioral2/memory/984-141-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/4528-142-0x0000000010000000-0x000000001004A000-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

Modifies Installed Components in the registry 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.EXE

description	ioc	process
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{W656X815-YPYS-73L5-B2C6-T4MK067EL4RR}	9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{W656X815-YPYS-73L5-B2C6-T4MK067EL4RR}\StubPath = "C:\\Windows\\InstallDir\\notepad.exe restart"	9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.EXE

Adds Run key to start application 2 TTPs 5 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.EXE

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\notepad = "C:\\Windows\\InstallDir\\notepad.exe"	9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.EXE
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Windows\CurrentVersion\Run	9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\notepad = "C:\\Windows\\InstallDir\\notepad.exe"	9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\System = "%notepad%"	9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.EXE
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\Run	9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.EXE

Suspicious use of SetThreadContext 1 IoCs

Processes:

9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.exe

description	pid	process	target process
PID 4416 set thread context of 4528	4416	9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.exe	9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.EXE

Drops file in Windows directory 2 IoCs

Processes:

9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.EXE

description	ioc	process
File created	C:\Windows\InstallDir\notepad.exe	9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.EXE
File opened for modification	C:\Windows\InstallDir\notepad.exe	9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.EXE

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

Processes:

WerFault.exeWerFault.exe

pid pid_target process target process

844 984 WerFault.exe svchost.exe
2188 984 WerFault.exe svchost.exe

pid	pid_target	process	target process
844	984	WerFault.exe	svchost.exe
2188	984	WerFault.exe	svchost.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.exe9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.EXE

pid	process
4416	9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.exe
4528	9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.EXE

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.exe9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.EXE

C:\Users\Admin\AppData\Local\Temp\9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.exe
"C:\Users\Admin\AppData\Local\Temp\9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4416

C:\Users\Admin\AppData\Local\Temp\9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.EXE
"C:\Users\Admin\AppData\Local\Temp\9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.EXE"
2⤵
- Modifies Installed Components in the registry
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4528

C:\Windows\SysWOW64\svchost.exe
svchost.exe
3⤵
PID:984

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 984 -s 480
4⤵
- Program crash
PID:844

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 984 -s 488
4⤵
- Program crash
PID:2188

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 984 -ip 984
1⤵
PID:3204

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 984 -ip 984
1⤵
PID:656

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

2

T1060

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/984-140-0x0000000000000000-mapping.dmp

Download
memory/984-141-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/4416-132-0x0000000000400000-0x000000000056C000-memory.dmp

Filesize
1.4MB

Download
memory/4416-136-0x0000000000400000-0x000000000056C000-memory.dmp

Filesize
1.4MB

Download
memory/4528-133-0x0000000000000000-mapping.dmp

Download
memory/4528-134-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/4528-135-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/4528-137-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/4528-138-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/4528-139-0x0000000000400000-0x000000000056C000-memory.dmp

Filesize
1.4MB

Download
memory/4528-142-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download

description	pid	process	target process
PID 4416 wrote to memory of 4528	4416	9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.exe	9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.EXE
PID 4416 wrote to memory of 4528	4416	9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.exe	9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.EXE
PID 4416 wrote to memory of 4528	4416	9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.exe	9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.EXE
PID 4416 wrote to memory of 4528	4416	9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.exe	9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.EXE
PID 4416 wrote to memory of 4528	4416	9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.exe	9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.EXE
PID 4416 wrote to memory of 4528	4416	9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.exe	9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.EXE
PID 4416 wrote to memory of 4528	4416	9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.exe	9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.EXE
PID 4416 wrote to memory of 4528	4416	9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.exe	9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.EXE
PID 4416 wrote to memory of 4528	4416	9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.exe	9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.EXE
PID 4416 wrote to memory of 4528	4416	9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.exe	9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.EXE
PID 4416 wrote to memory of 4528	4416	9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.exe	9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.EXE
PID 4416 wrote to memory of 4528	4416	9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.exe	9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.EXE
PID 4416 wrote to memory of 4528	4416	9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.exe	9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.EXE
PID 4528 wrote to memory of 984	4528	9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.EXE	svchost.exe
PID 4528 wrote to memory of 984	4528	9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.EXE	svchost.exe
PID 4528 wrote to memory of 984	4528	9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.EXE	svchost.exe
PID 4528 wrote to memory of 984	4528	9c0f15d4b2b716efa114ad27a5e759cc4811c5b8d64cf1b713777dcbd628d326.EXE	svchost.exe

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads