6964c719724b57365b01a4297fca82b6890a5a094b9b7292c8d333b233806c6c

Analysis

max time kernel
117s
max time network
127s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
17/08/2024, 22:36

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

art/sound/blends/brap_exhaust.sfxBlend2D.json
Size

2KB
MD5

e244ddc875694353a783b0b5a7be87a9
SHA1

6065b6b91c39ded3d9749d990830602afcd160ea
SHA256

377bd5dd9eefe980ffcb287bcf07d36074bf3741f20085b82e952e2ce830f459
SHA512

253585001afe7203e88cc00c6509ae46112ba8b26bba87e9be863ee3ec958b5b54286221563c6c6b0c77cd6ec3dadfce363e9153809839cd256ee898bdb2c03e

Score

3^/10

discovery

Malware Config

Signatures

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AcroRd32.exe

Modifies registry class 9 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\.json\ = "json_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\json_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\json_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\json_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\json_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\json_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\json_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\.json	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2660	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2660	AcroRd32.exe
2660	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2916 wrote to memory of 2932	2916	cmd.exe	31
PID 2916 wrote to memory of 2932	2916	cmd.exe	31
PID 2916 wrote to memory of 2932	2916	cmd.exe	31
PID 2932 wrote to memory of 2660	2932	rundll32.exe	32
PID 2932 wrote to memory of 2660	2932	rundll32.exe	32
PID 2932 wrote to memory of 2660	2932	rundll32.exe	32
PID 2932 wrote to memory of 2660	2932	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\art\sound\blends\brap_exhaust.sfxBlend2D.json
1⤵
- Suspicious use of WriteProcessMemory
PID:2916
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\art\sound\blends\brap_exhaust.sfxBlend2D.json
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2932
- - 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\art\sound\blends\brap_exhaust.sfxBlend2D.json"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2660

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

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

Filesize
3KB

MD5
fba71b61258eb6a4aa5b412568bf1f87

SHA1
1b1a64706d4be135d492f7a839681405c48c2cf1

SHA256
71d8c3faa81148608d9b28814860907260ac6dea5539af5cb145c44628d60491

SHA512
06adbb0584d5cd837c81f14b3ac82d51e74a148156425d7f5c46c340007b6bdef10b74138b45bb2b08d3a51f45041aa1b02ec8d568a32f553a13016554986fd4

Download Submit