00a0e0356a707a259b7605b292e51d081452ab4e2d5eb5ab7da1f10b0794c62f

Analysis

max time kernel
245s
max time network
248s
platform
windows10-2004_x64
resource
win10v2004-20221111-es
resource tags

arch:x64arch:x86image:win10v2004-20221111-eslocale:es-esos:windows10-2004-x64systemwindows
submitted
03-01-2023 19:26

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General

Target

rufus-3.16.exe
Size

1.1MB
MD5

cd0bf68624ed7b1fb3be5aac4c610c16
SHA1

ee16f346961ffb8093ea7b6e0821a1ee8fd226aa
SHA256

00a0e0356a707a259b7605b292e51d081452ab4e2d5eb5ab7da1f10b0794c62f
SHA512

f35edb5612702b5353a905a7ba53a058c08025dfd14f279944712c6963714409a0bb3494407f9348513556ab907a38b9ec2e8d756bcc985925a422c80f0c56af
SSDEEP

24576:F+rBgnukuBjh4rVfUY0TEoaLR4ISvSOeiSY4U+0CcvW8RPM9XL:cx6VV3mcyNdWR

Score

8^/10

evasion trojan upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/5032-132-0x0000000000630000-0x000000000098A000-memory.dmp	upx
behavioral2/memory/5032-133-0x0000000000630000-0x000000000098A000-memory.dmp	upx

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rufus-3.16.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\System32\GroupPolicy	rufus-3.16.exe
File opened for modification	C:\Windows\SysWOW64\GroupPolicy\gpt.ini	rufus-3.16.exe
File created	C:\Windows\System32\GroupPolicy\Machine\Registry.pol	rufus-3.16.exe
File opened for modification	C:\Windows\System32\GroupPolicy\GPT.INI	rufus-3.16.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	5032	rufus-3.16.exe

C:\Users\Admin\AppData\Local\Temp\rufus-3.16.exe
"C:\Users\Admin\AppData\Local\Temp\rufus-3.16.exe"
1⤵
- Checks whether UAC is enabled
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
PID:5032

C:\Windows\System32\vdsldr.exe
C:\Windows\System32\vdsldr.exe -Embedding
1⤵
PID:4256

C:\Windows\System32\vds.exe
C:\Windows\System32\vds.exe
1⤵
PID:2364

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
1⤵
PID:968

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
1⤵
PID:1160

C:\Windows\System32\vds.exe
C:\Windows\System32\vds.exe
1⤵
PID:4300

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/5032-132-0x0000000000630000-0x000000000098A000-memory.dmp

Filesize
3.4MB

Download
memory/5032-133-0x0000000000630000-0x000000000098A000-memory.dmp

Filesize
3.4MB

Download