82b0930120afef192da8d6f7ae2275298986918eed55b4765a4ee665a23453d0

Analysis

max time kernel
147s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
20-09-2022 15:45

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General

Target

3c319504f8c3cd2df7ca9642e2baf07c.exe
Size

436KB
MD5

3c319504f8c3cd2df7ca9642e2baf07c
SHA1

1dcbf401f7d66b19d8d5e1362e45a0642fd31226
SHA256

82b0930120afef192da8d6f7ae2275298986918eed55b4765a4ee665a23453d0
SHA512

58571bb15727a6281da5bca88de50479a79dee60e14a1d79fac69d6f0c03934f97018320b34487c2f8d340b2a8b8d4debd2c7e93ad3251306595fd84bdb221f2
SSDEEP

12288:ZWnxfgsRL4u/1AlLK6FRY2n8OPKxGvYmB:mxgsRftD0C2nKG

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-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AppLaunch.exe
Key opened	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AppLaunch.exe
Key opened	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\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 4168 set thread context of 3692	4168	3c319504f8c3cd2df7ca9642e2baf07c.exe	89

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	29	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4168	3c319504f8c3cd2df7ca9642e2baf07c.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4168 wrote to memory of 3692	4168	3c319504f8c3cd2df7ca9642e2baf07c.exe	89
PID 4168 wrote to memory of 3692	4168	3c319504f8c3cd2df7ca9642e2baf07c.exe	89
PID 4168 wrote to memory of 3692	4168	3c319504f8c3cd2df7ca9642e2baf07c.exe	89
PID 4168 wrote to memory of 3692	4168	3c319504f8c3cd2df7ca9642e2baf07c.exe	89
PID 4168 wrote to memory of 3692	4168	3c319504f8c3cd2df7ca9642e2baf07c.exe	89

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AppLaunch.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AppLaunch.exe

C:\Users\Admin\AppData\Local\Temp\3c319504f8c3cd2df7ca9642e2baf07c.exe
"C:\Users\Admin\AppData\Local\Temp\3c319504f8c3cd2df7ca9642e2baf07c.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4168
- 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:3692

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/3692-135-0x00000000013A0000-0x0000000001406000-memory.dmp

Filesize
408KB

Download
memory/3692-136-0x0000000005B30000-0x0000000005BCC000-memory.dmp

Filesize
624KB

Download