e759db35e2aa047d055ca4d5d089da667aaa39d443a35601784090382f0d1e2a

Analysis

max time kernel
140s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
29/08/2024, 12:17

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General

Target

oird.dll
Size

61KB
MD5

cf4ae210908c96902bc5b7f418bc07f2
SHA1

17b7e94ab427967f73496882207a857eaf32f4d8
SHA256

d2cbc91d8a57bbcb023ae76bf4d53f2e77a06df828c78ec23ddcf9be333a2d45
SHA512

234fc71cd2acc461a84b762f2ac73d736ca2844a4d2fd4003e438e1ee3fcde07778c562b9b92d672c7c8cef18c14764bb7b8d9393f68e1ea8c471fdac9c2ac70
SSDEEP

1536:3kenDMLT/44vMGrYZYPsrqN6hBsmM3erDx:UIgLTj9kSPsmN6MmM3erD

Score

6^/10

discovery persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\name = "C:\\Users\\Admin\\AppData\\Roaming\\folder\\file.exe"	rundll32.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4032	1908	WerFault.exe	84

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 behavior: EnumeratesProcesses 8 IoCs

pid	Process
1908	rundll32.exe
1908	rundll32.exe
1908	rundll32.exe
1908	rundll32.exe
1908	rundll32.exe
1908	rundll32.exe
1908	rundll32.exe
1908	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5108 wrote to memory of 1908	5108	rundll32.exe	84
PID 5108 wrote to memory of 1908	5108	rundll32.exe	84
PID 5108 wrote to memory of 1908	5108	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\oird.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:5108
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\oird.dll,#1
  2⤵
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:1908
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1908 -s 780
    3⤵
    - Program crash
    PID:4032

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1908 -ip 1908
1⤵
PID:208

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

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/1908-0-0x000000001000D000-0x0000000010010000-memory.dmp

Filesize
12KB

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