61f75f21b8539add2cb489f6135557b3539df84b8d79025f208ec44d3be4493b

Analysis

max time kernel
145s
max time network
127s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
23-10-2022 08:09

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General

Target

4944-144-0x0000000000400000-0x000000000046E000-memory.exe
Size

440KB
MD5

e7eae587c7ef6d1b8feed44afc7fc535
SHA1

9e9bba3e73dee1c9f4f8b03db70f4f198791d665
SHA256

61f75f21b8539add2cb489f6135557b3539df84b8d79025f208ec44d3be4493b
SHA512

8a691f23a4f84bca5480994116d77774f0a55de160a301c67af2208c881ab1c71ac43278842bf2a84d8a355b441b3d30546c80425b7666ee9841a4f975bc38b8
SSDEEP

12288:mWnxfgsRL4u/1AlLK6FRY2n8OPKxGvYmB:lxgsRftD0C2nKG

Score

6^/10

collection

Malware Config

Signatures

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AppLaunch.exe
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AppLaunch.exe
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AppLaunch.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4460 set thread context of 652	4460	4944-144-0x0000000000400000-0x000000000046E000-memory.exe	82

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Script User-Agent 1 IoCs

Uses user-agent string associated with script host/environment.

description	flow	ioc
HTTP User-Agent header	11	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4460	4944-144-0x0000000000400000-0x000000000046E000-memory.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4460 wrote to memory of 652	4460	4944-144-0x0000000000400000-0x000000000046E000-memory.exe	82
PID 4460 wrote to memory of 652	4460	4944-144-0x0000000000400000-0x000000000046E000-memory.exe	82
PID 4460 wrote to memory of 652	4460	4944-144-0x0000000000400000-0x000000000046E000-memory.exe	82
PID 4460 wrote to memory of 652	4460	4944-144-0x0000000000400000-0x000000000046E000-memory.exe	82
PID 4460 wrote to memory of 652	4460	4944-144-0x0000000000400000-0x000000000046E000-memory.exe	82

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AppLaunch.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AppLaunch.exe

C:\Users\Admin\AppData\Local\Temp\4944-144-0x0000000000400000-0x000000000046E000-memory.exe
"C:\Users\Admin\AppData\Local\Temp\4944-144-0x0000000000400000-0x000000000046E000-memory.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4460
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
  C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
  2⤵
  - Accesses Microsoft Outlook profiles
  - outlook_office_path
  - outlook_win_path
  PID:652

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/652-135-0x0000000000F00000-0x0000000000F66000-memory.dmp

Filesize
408KB

Download
memory/652-136-0x0000000005660000-0x00000000056FC000-memory.dmp

Filesize
624KB

Download