d2318c86a5b0311596db8142773d0383b3e3897f74499019b20564f51bcb0875 | Triage

Analysis

max time kernel
93s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
24/01/2024, 17:07

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General

Target

everest_zipdll.dll
Size

53KB
MD5

c7d5a68623e72f0ba78adc6b2a4463bf
SHA1

7081bdc107a886b1624d6ab0562e016581ae93c3
SHA256

8d5a29273774db51a576f90265e4ec989a0efa29b1111d4f624ad4252e8c75ce
SHA512

93347691e9f065673b864bc2df525d5e65eda3b97ade81af0301cef37ed5eff36211bbf3185730b514a5a68ff843ef03c0977fc6154357160a336922b49d14be
SSDEEP

1536:8kLOf3Fi+XG4i8uiL2A7iGinYUUo6t4PRfxC:RS9Ujo2A7iGinooRPm

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
behavioral30/memory/4672-0-0x0000000010000000-0x0000000010021000-memory.dmp	upx
behavioral30/memory/4672-1-0x0000000010000000-0x0000000010021000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1812	4672	WerFault.exe	86

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3160 wrote to memory of 4672	3160	rundll32.exe	86
PID 3160 wrote to memory of 4672	3160	rundll32.exe	86
PID 3160 wrote to memory of 4672	3160	rundll32.exe	86

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\everest_zipdll.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3160
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\everest_zipdll.dll,#1
  2⤵
  PID:4672
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4672 -s 600
    3⤵
    - Program crash
    PID:1812

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 4672 -ip 4672
1⤵
PID:1852

Network

MITRE ATT&CK Matrix

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Downloads

memory/4672-0-0x0000000010000000-0x0000000010021000-memory.dmp

Filesize
132KB

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memory/4672-1-0x0000000010000000-0x0000000010021000-memory.dmp

Filesize
132KB

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