98ee120b0a3710d50afbbf4d0ce49d2399343d00139c11633ffb79ad1986919c

Analysis

max time kernel
150s
max time network
125s
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
Size

255KB
MD5

21bbc2f81b7fb7a006c2fa12f4e33441
SHA1

4fbd668ef885ed9591f2b3fa3daecc9bf9493482
SHA256

4a0cb57998dd0d94a15f6502f4d1795648ad311a64199aa28657fe9f4dc41c33
SHA512

b27bc0cfef4d80e7ed68a41b95dfce0f5f2e13f2e3c98cb97e4e06f94cbc609eaedca69f3c6f2b2fbf851b735f070226cc47157b051c060586b8324105990c4e
SSDEEP

3072:DMawDNncaAZvsbT2V46fAXRVRR02yLamwrI6HM14o:DMa9veiPAfoemx6He

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-1-5-21-3750544865-3773649541-1858556521-1000_CLASSES\pdb_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3750544865-3773649541-1858556521-1000_CLASSES\pdb_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3750544865-3773649541-1858556521-1000_CLASSES\.pdb	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3750544865-3773649541-1858556521-1000_CLASSES\.pdb\ = "pdb_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3750544865-3773649541-1858556521-1000_CLASSES\pdb_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3750544865-3773649541-1858556521-1000_CLASSES\pdb_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3750544865-3773649541-1858556521-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3750544865-3773649541-1858556521-1000_CLASSES\pdb_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3750544865-3773649541-1858556521-1000_CLASSES\pdb_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
2752	AcroRd32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2752	AcroRd32.exe
2752	AcroRd32.exe
2752	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2448 wrote to memory of 3056	2448	cmd.exe	29
PID 2448 wrote to memory of 3056	2448	cmd.exe	29
PID 2448 wrote to memory of 3056	2448	cmd.exe	29
PID 3056 wrote to memory of 2752	3056	rundll32.exe	30
PID 3056 wrote to memory of 2752	3056	rundll32.exe	30
PID 3056 wrote to memory of 2752	3056	rundll32.exe	30
PID 3056 wrote to memory of 2752	3056	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\LOIC.pdb
1⤵
- Suspicious use of WriteProcessMemory
PID:2448
- 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
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:3056
- - 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"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2752

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
83b387ba5ca080785c84a8defbf72da7

SHA1
a6e263a5dcbf731209746b75970ec04593e5a41d

SHA256
c5f6f92d01498ae2e18b4b2f40943c74d372f8a96a6530bbcba7b10ab9de22cf

SHA512
3c26618f3e77ec6a632cdf44aaabbc28b59dc13e468e214e5e69746ff994ccca724396db43b2a598b64f35620a37be98b5aea941ecf1e0d3d82950d6327443cf

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