091e5425d20566800181ee8498a0d9b15019fe9283f7845acb64a6cf6aaf8495

Analysis

max time kernel
148s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
24-08-2022 02:56

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General

Target

cf67f07fddf91a4c144075e5e4c5988acfa30aaf439d0c31f5a309e094bc0270.exe
Size

440KB
MD5

cbe965aab3f57da4ceda5886e90db6b4
SHA1

87d28f5af169e11cf570e5b709e407aebc33aa2c
SHA256

cf67f07fddf91a4c144075e5e4c5988acfa30aaf439d0c31f5a309e094bc0270
SHA512

e7b9a33974cba07f5d1430fdfaf0884e4210188049d9a3f56765f14a62d405bb8699d5c53fbb22d2c82d894f7ed7a6122a55ca43c7abcdc719d0b518f7cb4697
SSDEEP

12288:RWnxfgsRL4u/1AlLK6FRY2n8OPKxGvYmB:OxgsRftD0C2nKG

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\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
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AppLaunch.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5040 set thread context of 5100	5040	cf67f07fddf91a4c144075e5e4c5988acfa30aaf439d0c31f5a309e094bc0270.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	21	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
5040	cf67f07fddf91a4c144075e5e4c5988acfa30aaf439d0c31f5a309e094bc0270.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 5040 wrote to memory of 5100	5040	cf67f07fddf91a4c144075e5e4c5988acfa30aaf439d0c31f5a309e094bc0270.exe	82
PID 5040 wrote to memory of 5100	5040	cf67f07fddf91a4c144075e5e4c5988acfa30aaf439d0c31f5a309e094bc0270.exe	82
PID 5040 wrote to memory of 5100	5040	cf67f07fddf91a4c144075e5e4c5988acfa30aaf439d0c31f5a309e094bc0270.exe	82
PID 5040 wrote to memory of 5100	5040	cf67f07fddf91a4c144075e5e4c5988acfa30aaf439d0c31f5a309e094bc0270.exe	82
PID 5040 wrote to memory of 5100	5040	cf67f07fddf91a4c144075e5e4c5988acfa30aaf439d0c31f5a309e094bc0270.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\cf67f07fddf91a4c144075e5e4c5988acfa30aaf439d0c31f5a309e094bc0270.exe
"C:\Users\Admin\AppData\Local\Temp\cf67f07fddf91a4c144075e5e4c5988acfa30aaf439d0c31f5a309e094bc0270.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5040
- 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:5100

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

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Downloads

memory/5100-135-0x0000000000950000-0x00000000009B6000-memory.dmp

Filesize
408KB

Download
memory/5100-136-0x00000000050D0000-0x000000000516C000-memory.dmp

Filesize
624KB

Download