14f451b48b16c362c84da734d2874f438642667ff06d1ea628de8856f91f07be | Triage

Analysis

max time kernel
119s
max time network
126s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
19/04/2024, 03:59

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General

Target

BouncyMelon2.dll
Size

219KB
MD5

d5bce1333c34cffe879288f6452487d0
SHA1

e52b0b39fe3e8a4c705388bd8cee7cb3ceef3765
SHA256

9b518c224ccb73f7bbcabb8889032997e7b78ceb3bfd13a48194011f99c0616b
SHA512

0e4b4491c14930d3ccd0b32ba7d8dc97379211bf04e937cf36fcbf0c7391574860f730415dbc659e6536ac53758d1e69e955e9e3653b0bc3841749e9414efda5
SSDEEP

6144:3CeLxiFrCq3MOqh/G5LE9G2tehangvp2RJQ4OJ:1YMOqCE98Qgp2RJOJ

Score

7^/10

upx

Malware Config

Signatures

UPX packed file 1 IoCs

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

resource	yara_rule
behavioral3/memory/2172-0-0x0000000074CA0000-0x0000000074D12000-memory.dmp	upx

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1400 wrote to memory of 2172	1400	rundll32.exe	28
PID 1400 wrote to memory of 2172	1400	rundll32.exe	28
PID 1400 wrote to memory of 2172	1400	rundll32.exe	28
PID 1400 wrote to memory of 2172	1400	rundll32.exe	28
PID 1400 wrote to memory of 2172	1400	rundll32.exe	28
PID 1400 wrote to memory of 2172	1400	rundll32.exe	28
PID 1400 wrote to memory of 2172	1400	rundll32.exe	28

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\BouncyMelon2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1400
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\BouncyMelon2.dll,#1
  2⤵
  PID:2172

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2172-0-0x0000000074CA0000-0x0000000074D12000-memory.dmp

Filesize
456KB

Download
memory/2172-1-0x0000000074C20000-0x0000000074C92000-memory.dmp

Filesize
456KB

Download
memory/2172-2-0x0000000074CA0000-0x0000000074D20000-memory.dmp

Filesize
512KB

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