e5ba2b00503d1fd1380ad0c4cc201b76018a9131725f531174de360f939b43fa | Triage

Analysis

max time kernel
144s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
04-02-2024 01:22

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General

Target

smynesc.exe
Size

588KB
MD5

39a14c88fb4c9746fac5de4a6b7db67f
SHA1

d8ae911c12d419dcef6743cfd0fec915018f35cf
SHA256

603cc692464672252574d70f9a2bb34e33df1a5ab45662ed5a40c90c8c450270
SHA512

b64298353e005e9fc98d92085b5bd051569223e59de02bee24b4f42ad741725fdafa54a136c113e4be46c41fba6c2d30d13ef7174dbc7b1ccc9f38c29ed06dbe
SSDEEP

12288:iY6RZow75A88stf2YFSNcYjYbK2xaIpNUhsLk:iYRw75A9k2KSOYjmK2xaTsg

Score

7^/10

upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

resource	yara_rule
behavioral12/memory/1220-0-0x0000000000400000-0x0000000000760000-memory.dmp	upx
behavioral12/memory/1220-2-0x0000000000400000-0x0000000000760000-memory.dmp	upx

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1220	smynesc.exe
3860	OpenWith.exe

C:\Users\Admin\AppData\Local\Temp\smynesc.exe
"C:\Users\Admin\AppData\Local\Temp\smynesc.exe"
1⤵
- Suspicious use of SetWindowsHookEx
PID:1220

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Suspicious use of SetWindowsHookEx
PID:3860

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1220-0-0x0000000000400000-0x0000000000760000-memory.dmp

Filesize
3.4MB

Download
memory/1220-1-0x0000000000F80000-0x0000000000F81000-memory.dmp

Filesize
4KB

Download
memory/1220-2-0x0000000000400000-0x0000000000760000-memory.dmp

Filesize
3.4MB

Download
memory/1220-4-0x0000000000F80000-0x0000000000F81000-memory.dmp

Filesize
4KB

Download