98ee120b0a3710d50afbbf4d0ce49d2399343d00139c11633ffb79ad1986919c

Analysis

max time kernel
150s
max time network
123s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
22/09/2023, 04:36

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General

Target

LOIC.pdb.sig
Size

1KB
MD5

b4556f54fe42c49e4a83a692cff17234
SHA1

a3d64482b0822c1f7eef8844e4eb04eb5d0516ce
SHA256

444c33bffdbba57a80828f92c5a78bcc60144069071ac0741bb7ce8c05b519d6
SHA512

4ca0ebfbd3bad099cbc0204b9e26ac7b939c9624ddc148712ccc626f10d60dedce9378cf511c298002ea485974c0710fb881e3bdcfb4bd91468bae75d5fc587d

Score

3^/10

Malware Config

Signatures

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

System Information Discovery
T1082

Modifies registry class 9 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3849525425-30183055-657688904-1000_CLASSES\sig_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3849525425-30183055-657688904-1000_CLASSES\sig_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3849525425-30183055-657688904-1000_CLASSES\.sig	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3849525425-30183055-657688904-1000_CLASSES\sig_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3849525425-30183055-657688904-1000_CLASSES\sig_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3849525425-30183055-657688904-1000_CLASSES\sig_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3849525425-30183055-657688904-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3849525425-30183055-657688904-1000_CLASSES\.sig\ = "sig_auto_file"	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3849525425-30183055-657688904-1000_CLASSES\sig_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2256	AcroRd32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2256	AcroRd32.exe
2256	AcroRd32.exe
2256	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2992 wrote to memory of 2796	2992	cmd.exe	29
PID 2992 wrote to memory of 2796	2992	cmd.exe	29
PID 2992 wrote to memory of 2796	2992	cmd.exe	29
PID 2796 wrote to memory of 2256	2796	rundll32.exe	30
PID 2796 wrote to memory of 2256	2796	rundll32.exe	30
PID 2796 wrote to memory of 2256	2796	rundll32.exe	30
PID 2796 wrote to memory of 2256	2796	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\LOIC.pdb.sig
1⤵
- Suspicious use of WriteProcessMemory
PID:2992
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\LOIC.pdb.sig
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2796
- - C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
    "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\LOIC.pdb.sig"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2256

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

Filesize
3KB

MD5
a9f3064f27315250ea8191876c4ba425

SHA1
85e37ba314642f046762f09fc0d472a73cd53e4e

SHA256
564b1a9cb459f7df654d71f92f9c9c818761a5ef0ffc45ab63418aea44822755

SHA512
93f98345c4a3fece91747b934c75865516bd63f091e0c35c2e488dd598bd8121aa671940767f6f6bce0a20965c047835bb6658aa8a6afb8974ff45b1f8bb89c0

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