df618b66f2f24f149b827b79c25ddffa911d7fe02512c16a554d45c76626185e | Triage

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
23-05-2024 01:48

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General

Target

SkinH_EL.dll
Size

86KB
MD5

147127382e001f495d1842ee7a9e7912
SHA1

92d1ed56032183c75d4b57d7ce30b1c4ae11dc9b
SHA256

edf679c02ea2e170e67ab20dfc18558e2bfb4ee5d59eceeaea4b1ad1a626c3cc
SHA512

97f5ae90a1bbacfe39b9e0f2954c24f9896cc9dca9d14364c438862996f3bbc04a4aa515742fccb3679d222c1302f5bb40c7eaddd6b5859d2d6ef79490243a4d
SSDEEP

1536:s5Np2dgZgIehUUS3E1Ujmrvl179D53UWnGQRJZiXRmrCnKptnouy8K:s5Np2dlUX0+Cx17F8QRJZKmOK3outK

Score

7^/10

upx

Malware Config

Signatures

UPX packed file 3 IoCs

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

Processes:

resource	yara_rule
behavioral2/memory/4980-0-0x0000000010000000-0x000000001003D000-memory.dmp	upx
behavioral2/memory/4980-2-0x0000000010000000-0x000000001003D000-memory.dmp	upx
behavioral2/memory/4980-3-0x0000000010000000-0x000000001003D000-memory.dmp	upx

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4448 4980 WerFault.exe rundll32.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

rundll32.exe

pid process

4980 rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 1760 wrote to memory of 4980	1760	rundll32.exe	rundll32.exe
PID 1760 wrote to memory of 4980	1760	rundll32.exe	rundll32.exe
PID 1760 wrote to memory of 4980	1760	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\SkinH_EL.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1760

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\SkinH_EL.dll,#1
2⤵
- Suspicious use of SetWindowsHookEx
PID:4980

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4980 -s 644
3⤵
- Program crash
PID:4448

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4980 -ip 4980
1⤵
PID:4048

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/4980-0-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download
memory/4980-1-0x0000000010009000-0x000000001000A000-memory.dmp

Filesize
4KB

Download
memory/4980-2-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download
memory/4980-3-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download