1a3f8a24ab6611410845314c2dbec7cbd80df2d74a34657296ce646fcbc42415

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
02/10/2024, 15:00

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General

Target

$PLUGINSDIR/hnml.dll
Size

13KB
MD5

e3cb93b1d2fb9d567a8c35a325338915
SHA1

4673a34f9ba60581b196a713ab726a086dab5530
SHA256

6f78707c80d5e62e39476d70a0b56041acb0bccc64124ca2242a1bc96ad31126
SHA512

c40ce8e3eb24091a339c489576d8281e5595146306f70c1c0e91199c734b604098013a5ed8d2068d161043482e3698c45ccc033d35c0f439f4746f5757a18ca5
SSDEEP

384:Ow5m7EzpDl45NqBF48GBaNJawcudoD7UI:ZmozFa5R8G0nbcuyD7U

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral6/memory/5024-0-0x0000000010000000-0x000000001000A000-memory.dmp	upx
behavioral6/memory/5024-1-0x0000000010000000-0x000000001000A000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
8	5024	WerFault.exe	82

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 3 IoCs

description	pid	Process	procid_target
PID 2696 wrote to memory of 5024	2696	rundll32.exe	82
PID 2696 wrote to memory of 5024	2696	rundll32.exe	82
PID 2696 wrote to memory of 5024	2696	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\hnml.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2696
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\hnml.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:5024
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5024 -s 632
    3⤵
    - Program crash
    PID:8

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 5024 -ip 5024
1⤵
PID:4856

Network

MITRE ATT&CK Enterprise v15

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/5024-0-0x0000000010000000-0x000000001000A000-memory.dmp

Filesize
40KB

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memory/5024-1-0x0000000010000000-0x000000001000A000-memory.dmp

Filesize
40KB

Download