8187eb54b87190f0216bc0c7fa6b1607ad6d957e01281e84cc1a3ec27b38757c

Resubmissions

10-08-2024 11:37

240810-nre4raxekr 10

Analysis

max time kernel
108s
max time network
20s
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/PriTemp.dbd
Size

46KB
MD5

0f79baa23989435867c02b58c92209f5
SHA1

dd24cbb18e60ba24879a1c1e110375efa9134cdb
SHA256

3d98b8a32efccaff3b65ccfd6c45c044beca3c6562122bdd06593a49342ed6cd
SHA512

0a334e76ff7f5c5b9d86fa85f47376eeec4589c77cb2d1397f77632c90377e697c7c2895ac88e744335e3fb72f9ba66d35a9f5fd9c084a9de8919fcf70273047
SSDEEP

768:CWpf1/WTi3K8DgTPiLd4pPGxUiURYJfF8tUxGolIYdj9gSzmq0LSryFJ:VOMdgjiLTSxefso64B1+LSOH

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	rundll32.exe
Set value (str)	\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_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\.dbd	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	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\dbd_auto_file\shell\Read\command	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

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2292	AcroRd32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2292	AcroRd32.exe
2292	AcroRd32.exe
2292	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2492 wrote to memory of 2344	2492	cmd.exe	30
PID 2492 wrote to memory of 2344	2492	cmd.exe	30
PID 2492 wrote to memory of 2344	2492	cmd.exe	30
PID 2344 wrote to memory of 2292	2344	rundll32.exe	31
PID 2344 wrote to memory of 2292	2344	rundll32.exe	31
PID 2344 wrote to memory of 2292	2344	rundll32.exe	31
PID 2344 wrote to memory of 2292	2344	rundll32.exe	31

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\mw3\Database\PriTemp.dbd
1⤵
- Suspicious use of WriteProcessMemory
PID:2492
- 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\PriTemp.dbd
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2344
- - 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\PriTemp.dbd"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2292

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

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Downloads

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

Filesize
3KB

MD5
b532f183e3d1fd4ace0e2d611db59875

SHA1
f7141d0a22810c7e18099a70dda6513d13ed0ce9

SHA256
4f64b1a97d5646a5aea43ed69fe5181f4c9ade8d39bbfb7dc6c428970fb5e726

SHA512
0b4d9689488e36b198c1bacdb38ce11fe0bf060e0796ffe73d8b961d9da60abb188dfde6fe8dd847f28d9cd67cdfaf14b81477c43c26f75c53a147997fd0388b

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