3e5c3046352cbc72c8b867e540e4fdacfc8120967e679fb17e1d7497d072cf83

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
27/06/2026, 12:14

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General

Target
FileZillaPortable/App/filezilla/FzResJp.dll
Size 23KB
Sample260627-pepcbsbs6p
SHA256 3e5c3046352cbc72c8b867e540e4fdacfc8120967e679fb17e1d7497d072cf83
MD5 d1ef6d714c132e0114afce970dc670f4
SHA1 668043a2007ec0702ed3d50719bc3e386890eb2e
SHA512 b5c974b44b83ee1ebd4c26a3190cc523a55bd0c0ff1c04a8fd23bf9ac1a8e08f3c753c4a0751022b447cf52aa3426574d2acaa55849e8753b857104ac2854b8f
SSDEEP 384:qA6UISaBCgewK2kO/+MhRkcSEuHwlhxO816keQQ0eIvE1EK9Pd7hswe1gJ4v5y:NaBCaf/+MvSE6816kdQ0eIvGE2ds10R
TLSH
T175B2CFC9F7E75906E157DBB08A5B9EA02739F4117B7413038B8D1E6DFC1E7212C22466
MD5 SHA1 SHA512 SSDEEP TLSH

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral29/memory/4360-0-0x0000000010000000-0x0000000010016000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 1140 wrote to memory of 4360	1140	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\FileZillaPortable\App\filezilla\FzResJp.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1140
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\FileZillaPortable\App\filezilla\FzResJp.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4360

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4360-0-0x0000000010000000-0x0000000010016000-memory.dmp

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