269ad3223f070739794f23d9a51aa6db58b4651c7f7efcdfb36d77080cba186f

Analysis

max time kernel
150s
max time network
154s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
11-10-2022 05:21

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General

Target

269ad3223f070739794f23d9a51aa6db58b4651c7f7efcdfb36d77080cba186f.exe
Size

314KB
MD5

6580cdc041a0c8413bcc226ed8e9ab93
SHA1

09e8a4631d2357c7cbf954a228e4fc8a98d36c9c
SHA256

269ad3223f070739794f23d9a51aa6db58b4651c7f7efcdfb36d77080cba186f
SHA512

f43ae44d62a6408ad7c7895eddf60f8a27e308887f735dd0a1aa36c80b964be0257c8c6e1415465144eb1206f7e971788d952c3737c4efc77c08de786b8e9ecc
SSDEEP

6144:xR2eO0DlCmrRJCxINLFZoNdofbcqqFbqqFdo:T29mrRJMINLFeNdofbcqqFqqc

Score

8^/10

aspackv2

Malware Config

Signatures

ASPack v2.12-2.42 1 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

resource	yara_rule
behavioral1/files/0x00140000000054ab-57.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
1780	ywkkso.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\ywkkso.exe	269ad3223f070739794f23d9a51aa6db58b4651c7f7efcdfb36d77080cba186f.exe
File opened for modification	C:\Windows\SysWOW64\ywkkso.exe	269ad3223f070739794f23d9a51aa6db58b4651c7f7efcdfb36d77080cba186f.exe

Checks processor information in registry 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	ywkkso.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	ywkkso.exe

C:\Users\Admin\AppData\Local\Temp\269ad3223f070739794f23d9a51aa6db58b4651c7f7efcdfb36d77080cba186f.exe
"C:\Users\Admin\AppData\Local\Temp\269ad3223f070739794f23d9a51aa6db58b4651c7f7efcdfb36d77080cba186f.exe"
1⤵
- Drops file in System32 directory
PID:1112

C:\Windows\SysWOW64\ywkkso.exe
C:\Windows\SysWOW64\ywkkso.exe
1⤵
- Executes dropped EXE
- Checks processor information in registry
PID:1780

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\SysWOW64\ywkkso.exe

Filesize
314KB

MD5
6580cdc041a0c8413bcc226ed8e9ab93

SHA1
09e8a4631d2357c7cbf954a228e4fc8a98d36c9c

SHA256
269ad3223f070739794f23d9a51aa6db58b4651c7f7efcdfb36d77080cba186f

SHA512
f43ae44d62a6408ad7c7895eddf60f8a27e308887f735dd0a1aa36c80b964be0257c8c6e1415465144eb1206f7e971788d952c3737c4efc77c08de786b8e9ecc

Download Submit
memory/1112-54-0x0000000000400000-0x000000000054D000-memory.dmp

Filesize
1.3MB

Download
memory/1112-55-0x0000000000400000-0x000000000054D000-memory.dmp

Filesize
1.3MB

Download
memory/1112-56-0x0000000000400000-0x000000000054D000-memory.dmp

Filesize
1.3MB

Download
memory/1112-60-0x0000000000400000-0x000000000054D000-memory.dmp

Filesize
1.3MB

Download
memory/1780-58-0x0000000000400000-0x000000000054D000-memory.dmp

Filesize
1.3MB

Download
memory/1780-59-0x0000000000400000-0x000000000054D000-memory.dmp

Filesize
1.3MB

Download
memory/1780-61-0x0000000000400000-0x000000000054D000-memory.dmp

Filesize
1.3MB

Download
memory/1780-62-0x0000000000400000-0x000000000054D000-memory.dmp

Filesize
1.3MB

Download