be7f9c6015c1bfff3173610ee1585d7d30df70c84c951b1ea429d7c004cad243 | Triage

Analysis

max time kernel
144s
max time network
162s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
06-04-2024 11:45

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General

Target

BleachBit-Portable/bz2.dll
Size

34KB
MD5

6a83a417cdca1230480cd06dbf49e5ab
SHA1

8b1206ecb7f0a9e8141930ec605def379bf68fa2
SHA256

af84910acebe34f322cf8a0569a1abd63068cecd4d83e3b3e2d50043bbac5e16
SHA512

93d903ddebee69bddcf07c5f80022c2895b0ae542c35484dc92fabc4d5f1fad65253f97b4134aff5e735bea5c14ec26ab929b508ae5feb3f82502dd83d35bbdb
SSDEEP

768:XBFXsZ3elHI/OfFhVMnBvYqR94ws7o87P:fXculHMObOnVYyjb8

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
behavioral18/memory/1256-0-0x000000001D170000-0x000000001D188000-memory.dmp	upx
behavioral18/memory/1256-1-0x000000001E000000-0x000000001E24F000-memory.dmp	upx

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4784 wrote to memory of 1256	4784	rundll32.exe	86
PID 4784 wrote to memory of 1256	4784	rundll32.exe	86
PID 4784 wrote to memory of 1256	4784	rundll32.exe	86

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\BleachBit-Portable\bz2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4784
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\BleachBit-Portable\bz2.dll,#1
  2⤵
  PID:1256

Network

MITRE ATT&CK Matrix

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Downloads

memory/1256-0-0x000000001D170000-0x000000001D188000-memory.dmp

Filesize
96KB

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memory/1256-1-0x000000001E000000-0x000000001E24F000-memory.dmp

Filesize
2.3MB

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