8187eb54b87190f0216bc0c7fa6b1607ad6d957e01281e84cc1a3ec27b38757c

Resubmissions

10-08-2024 11:37

240810-nre4raxekr 10

Analysis

max time kernel
104s
max time network
19s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
10-08-2024 11:37

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General

Target

mw3/Database/sUpdate.dbd
Size

98KB
MD5

7ea67b6d7fe2f71dfe030bf04a780244
SHA1

a78a715461e6c9a29f567f55eefc0d10286ee18f
SHA256

272e1e75631f29655adceb59e8f5098cae1c06863925262155fe660682cf37bf
SHA512

528ba8c8c559b0241214f213b4c51c2bcf81b211fe6789da6641c6152d26890066fbd329a59a5079a909e30d120bcd63ead3a14f022b0ee9efa867f7376c3f52
SSDEEP

1536:xiebNRxg9vXori8b/0ie6pa8yPcn1Wa7bbMc38Ym6ARRjtx+Gp8AcYmt:xi+NRS9fj8QieAXn1zcc8uARtP+9L

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
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\dbd_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\dbd_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\dbd_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\.dbd\ = "dbd_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\dbd_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\dbd_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\dbd_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\.dbd	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2812	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2812	AcroRd32.exe
2812	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2776 wrote to memory of 2848	2776	cmd.exe	31
PID 2776 wrote to memory of 2848	2776	cmd.exe	31
PID 2776 wrote to memory of 2848	2776	cmd.exe	31
PID 2848 wrote to memory of 2812	2848	rundll32.exe	32
PID 2848 wrote to memory of 2812	2848	rundll32.exe	32
PID 2848 wrote to memory of 2812	2848	rundll32.exe	32
PID 2848 wrote to memory of 2812	2848	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\mw3\Database\sUpdate.dbd
1⤵
- Suspicious use of WriteProcessMemory
PID:2776
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\mw3\Database\sUpdate.dbd
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2848
- - 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\mw3\Database\sUpdate.dbd"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2812

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

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Downloads

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

Filesize
3KB

MD5
560cc7b40494ed39354e159eb3c91d37

SHA1
aae2402953fbd1c1df8afb24d2808f073c40d0ce

SHA256
bcc153cad2802a1aa434c411cf05d2a5b6085d692bf89eee6648df5349c97b11

SHA512
da58108a65482ca3f64fcd4fa8d7d74b6801dbfb5bbc77796b357c4e787fbcfd490de66c31826722ab78796888cf12050667e9cce2ad0116d68c9438c7547b87

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