bc6612f74ffa0035fa08e062880dae1e38305c7c22fab3619b7c638e0cb66528

Analysis

max time kernel
119s
max time network
131s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
18-11-2024 13:18

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General

Target

locales/ca.pak
Size

416KB
MD5

01acd6f7a4ea85d8e63099ce1262fbad
SHA1

f654870d442938385b99444c2cacd4d6b60d2a0d
SHA256

b48d1bad676f2e718cbe548302127e0b3567913a2835522d6dd90279a6d2a56a
SHA512

2bd13eca1a85c219e24a9deb5b767faa5dc7e6b3005d4eb772e3794233ed49cb94c4492538d18acc98658c01d941e35c6f213c18ac5480da151c7545eedeb4ab
SSDEEP

12288:+S19cdrijIs3cSlFEYLCJBB43nbhjJSwmrwiwWzMw1dLbpuQ16BtryBBwIle3neq:t39V4GRsMNux1hnW5CptA

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-1-5-21-1846800975-3917212583-2893086201-1000_Classes\Local Settings rundll32.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid process

2292 AcroRd32.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

AcroRd32.exe

pid process

2292 AcroRd32.exe
2292 AcroRd32.exe

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

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000_Classes\Local Settings	rundll32.exe

pid	process
2292	AcroRd32.exe

pid	process
2292	AcroRd32.exe
2292	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 2896 wrote to memory of 2280	2896	cmd.exe	rundll32.exe
PID 2896 wrote to memory of 2280	2896	cmd.exe	rundll32.exe
PID 2896 wrote to memory of 2280	2896	cmd.exe	rundll32.exe
PID 2280 wrote to memory of 2292	2280	rundll32.exe	AcroRd32.exe
PID 2280 wrote to memory of 2292	2280	rundll32.exe	AcroRd32.exe
PID 2280 wrote to memory of 2292	2280	rundll32.exe	AcroRd32.exe
PID 2280 wrote to memory of 2292	2280	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\locales\ca.pak
1⤵
- Suspicious use of WriteProcessMemory
PID:2896
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\locales\ca.pak
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2280
- - 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\ca.pak"
    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
3f41301e57c1019112507f90d0f9f771

SHA1
1411a1c14aa8413cd2454366af371e58cb691093

SHA256
836a477954c51be8540217eb66e180ec80f7a06614a1a934f87951462f7e8e75

SHA512
3ba98a7dfd863120b80c0642a01ea6694f4766831e305404624902ee0163dd58d02af8e1bb1b4dbe67955139deccbd664916d8b4910a6486776420c7b037070b

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