xtremerat | f0e63f77e60809d019e795aaa284580ae4c0d598d095ed8b7e49e1136880473b

Analysis

max time kernel
136s
max time network
116s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
19-04-2024 15:50

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

faa3a5a79765fcb0c4e871f8d11df5c1_JaffaCakes118.exe
Size

187KB
MD5

faa3a5a79765fcb0c4e871f8d11df5c1
SHA1

0b69f30b55a1e749a75d1850594bda11b8d5134b
SHA256

f0e63f77e60809d019e795aaa284580ae4c0d598d095ed8b7e49e1136880473b
SHA512

6b81513f4e70b21d454af853f3d9f9f85196801ed711729cb85839028baeb2f79662ee135e91b7bd6617050061227f2ace48a409764a854a4a76fca6734dc73e
SSDEEP

3072:UVehMEJtria44+0my+am/DZokPkh4Rp5jTn3H5a1Bn4gK/BBSGqc:9Djri1WmMUDZBBRHX0/cm

Score

10^/10

xtremerat persistence rat spyware

Malware Config

Signatures

Detect XtremeRAT payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1600-5-0x00000000015D0000-0x00000000015E3000-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

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

dw20.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	dw20.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

dw20.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	dw20.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

dw20.exe

description pid process

Token: SeBackupPrivilege 3252 dw20.exe
Token: SeBackupPrivilege 3252 dw20.exe

description	pid	process
Token: SeBackupPrivilege	3252	dw20.exe
Token: SeBackupPrivilege	3252	dw20.exe

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

faa3a5a79765fcb0c4e871f8d11df5c1_JaffaCakes118.exe

description	pid	process	target process
PID 1600 wrote to memory of 3252	1600	faa3a5a79765fcb0c4e871f8d11df5c1_JaffaCakes118.exe	dw20.exe
PID 1600 wrote to memory of 3252	1600	faa3a5a79765fcb0c4e871f8d11df5c1_JaffaCakes118.exe	dw20.exe

C:\Users\Admin\AppData\Local\Temp\faa3a5a79765fcb0c4e871f8d11df5c1_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\faa3a5a79765fcb0c4e871f8d11df5c1_JaffaCakes118.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1600

C:\Windows\Microsoft.NET\Framework64\v2.0.50727\dw20.exe
dw20.exe -x -s 812
2⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
PID:3252

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1600-0-0x00007FF897FF0000-0x00007FF898991000-memory.dmp

Filesize
9.6MB

Download
memory/1600-1-0x0000000001530000-0x0000000001540000-memory.dmp

Filesize
64KB

Download
memory/1600-2-0x00007FF897FF0000-0x00007FF898991000-memory.dmp

Filesize
9.6MB

Download
memory/1600-3-0x00000000015B0000-0x00000000015C6000-memory.dmp

Filesize
88KB

Download
memory/1600-4-0x00007FF897FF0000-0x00007FF898991000-memory.dmp

Filesize
9.6MB

Download
memory/1600-5-0x00000000015D0000-0x00000000015E3000-memory.dmp

Filesize
76KB

Download
memory/1600-12-0x00007FF897FF0000-0x00007FF898991000-memory.dmp

Filesize
9.6MB

Download