1dc8822c3caf18c014e83201cfa98788e1fa2d446b581b60d5ab92eea9d5a929

Analysis

max time kernel
124s
max time network
127s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
25/09/2024, 19:37

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General

Target

企业即时通信系统/RTC客户端/OCX/FlexCell.dll
Size

1.9MB
MD5

b6a3c65c039f9b88bb6f2eeb8c85a91c
SHA1

c88b3184b3ddc2b64925365274388936abca82af
SHA256

d486f2ce6f6ccb5b903385579de4a4955fc06b091929ddc408ff3ecd0d7b12b2
SHA512

6ec234b57ff3e88d6fada30202bf9793aab9f107f0bec7370994f978524f7ab6719c969e8b64d9ad14f6ae3d35f2fd48bcdcb1e562b9afa575cf307f42f8292b
SSDEEP

24576:xmhsDxvtMcb7vobqiuCqCr9y5rmdhWRqiB2mVbDm+fWdgTFDHNii0da616EzlIRV:P5tMcvvpC5yPDN4aRRVoVO9

Score

3^/10

discovery

Malware Config

Signatures

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	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2096 wrote to memory of 4864	2096	regsvr32.exe	88
PID 2096 wrote to memory of 4864	2096	regsvr32.exe	88
PID 2096 wrote to memory of 4864	2096	regsvr32.exe	88

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\企业即时通信系统\RTC客户端\OCX\FlexCell.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2096
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\企业即时通信系统\RTC客户端\OCX\FlexCell.dll
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4864

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=4352,i,11391966286255097843,10588851088187498028,262144 --variations-seed-version --mojo-platform-channel-handle=3944 /prefetch:8
1⤵
PID:1192

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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