b233b16da7d28e8b611c00e799c4fe6513c6b9658b492ff334af78fb40604124 | Triage

Analysis

max time kernel
148s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
05/03/2024, 10:31

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General

Target

b47b4d354451de40bd3e1af90e3cea3a.dll
Size

211KB
MD5

b47b4d354451de40bd3e1af90e3cea3a
SHA1

daaefaeb2406097b9c5c8370086a97c786cd263a
SHA256

b233b16da7d28e8b611c00e799c4fe6513c6b9658b492ff334af78fb40604124
SHA512

b3bfc70320f61fe6a878ca0ab441ef7671d0405e021b4e5d16b14514b0403e9a54388b7fc551fefcf91ab183a0ea686481756cfca09dcd07cda1dc5feeba33ce
SSDEEP

6144:5+30fTfVKbk4XzgUUwvbIBcSRZOnniqwCdkEh54:5Tcbk4DxvMqAkS/E

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
behavioral2/memory/1792-0-0x0000000002250000-0x00000000022A3000-memory.dmp	upx
behavioral2/memory/1792-1-0x0000000002250000-0x00000000022A3000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4740	1792	WerFault.exe	88

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4256 wrote to memory of 1792	4256	rundll32.exe	88
PID 4256 wrote to memory of 1792	4256	rundll32.exe	88
PID 4256 wrote to memory of 1792	4256	rundll32.exe	88

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b47b4d354451de40bd3e1af90e3cea3a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4256
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\b47b4d354451de40bd3e1af90e3cea3a.dll,#1
  2⤵
  PID:1792
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1792 -s 568
    3⤵
    - Program crash
    PID:4740

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 1792 -ip 1792
1⤵
PID:832

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1792-0-0x0000000002250000-0x00000000022A3000-memory.dmp

Filesize
332KB

Download
memory/1792-1-0x0000000002250000-0x00000000022A3000-memory.dmp

Filesize
332KB

Download
memory/1792-2-0x0000000000500000-0x0000000000515000-memory.dmp

Filesize
84KB

Download
memory/1792-3-0x0000000002250000-0x00000000022A3000-memory.dmp

Filesize
332KB

Download