8c821276451d8a16d15182bc27f88142400b6a58ff9f2e40bee64f08a182895d

Analysis

max time kernel
124s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
29/09/2024, 11:06

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General

Target

AutoMail/mx9x.dll
Size

64KB
MD5

bab8471a1c71739b935ec2754a5956a4
SHA1

6ad1aee2d1b4c45c1634516f6f5189d5e33d3643
SHA256

b3c1aca97c64b64c279ddef881ca340e9d12ae5da269780aad806f7370ca76ec
SHA512

6a21ab6013fdf001b9b915bf86600f858b40a84b62cd994530177fd196a6cf9afa7e93d6825e6338c3ab3824d0e21c9d62cf19e1a95a8526d7925918a56a27f7
SSDEEP

1536:hoNNNrKuRFBzYLKQ9AtAFip1DG5qUGjKFT3T+V3:houuRFBzYLVipM5qUcK9yl

Score

8^/10

discovery

Malware Config

Signatures

Blocklisted process makes network request 1 IoCs

flow	pid	Process
4	2808	rundll32.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4156	2808	WerFault.exe	89

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 1500 wrote to memory of 2808	1500	rundll32.exe	89
PID 1500 wrote to memory of 2808	1500	rundll32.exe	89
PID 1500 wrote to memory of 2808	1500	rundll32.exe	89

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\AutoMail\mx9x.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1500
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\AutoMail\mx9x.dll,#1
  2⤵
  - Blocklisted process makes network request
  - System Location Discovery: System Language Discovery
  PID:2808
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2808 -s 792
    3⤵
    - Program crash
    PID:4156

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2808 -ip 2808
1⤵
PID:4480

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=3036,i,11251706013556949551,5157034131170452377,262144 --variations-seed-version --mojo-platform-channel-handle=4188 /prefetch:8
1⤵
PID:732

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

Windows 7 deprecation

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