bc6612f74ffa0035fa08e062880dae1e38305c7c22fab3619b7c638e0cb66528

Analysis

max time kernel
118s
max time network
126s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
18-11-2024 13:18

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General

Target

locales/bn.pak
Size

883KB
MD5

8feb4092426a0c2c167c0674114b014d
SHA1

6fc9a1076723bfaf5301d8816543a05a82ad654d
SHA256

fb0656a687555801edfb9442b9f3e7f2b009be1126f901cf4da82d67ac4ad954
SHA512

3de40bdd18e9e7d3f2eceebf7c089e2250ce4d40412a18d718facba8f045e68b996978ef8b4d047b21d3424094056d16b5abb81bd0507f446b805d6b889522a7
SSDEEP

3072:IGZVieUrnJssYEgp8S7cRySC/bYbkJBbdJ2DB5y0XlRr:7ZVlUrnzYEgp8S7cRySCDY0Bbd255lt

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

Processes:

AcroRd32.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AcroRd32.exe
Modifies registry class 1 IoCs

Processes:

rundll32.exe

description ioc process

Key created \REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000_Classes\Local Settings rundll32.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid process

2268 AcroRd32.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

AcroRd32.exe

pid process

2268 AcroRd32.exe
2268 AcroRd32.exe

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

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000_Classes\Local Settings	rundll32.exe

pid	process
2268	AcroRd32.exe

pid	process
2268	AcroRd32.exe
2268	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 2492 wrote to memory of 1244	2492	cmd.exe	rundll32.exe
PID 2492 wrote to memory of 1244	2492	cmd.exe	rundll32.exe
PID 2492 wrote to memory of 1244	2492	cmd.exe	rundll32.exe
PID 1244 wrote to memory of 2268	1244	rundll32.exe	AcroRd32.exe
PID 1244 wrote to memory of 2268	1244	rundll32.exe	AcroRd32.exe
PID 1244 wrote to memory of 2268	1244	rundll32.exe	AcroRd32.exe
PID 1244 wrote to memory of 2268	1244	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\locales\bn.pak
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\locales\bn.pak
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1244
- - 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\locales\bn.pak"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2268

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
ea21728a3824982a090280e733296a5f

SHA1
d971d2f54eb1571b161a8802c59d33b61ea8b1ed

SHA256
bc682eb5f3b963c5ee36f800a431d23f36f0b3eb589f16b8a3a319c8d8d3315f

SHA512
12a22f7744975fd37aebb467d93a68d2b0bc4257b19e607946ff5c4ef3c3a7b955037f8915f19afdfc9710a738063141828bebd4e54b2ad6385faf194907ea21

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