b7f2ab5eb7881baa91f5bc72ade2544cedfec11c6a9d74b8ed64c9cd59065268

Analysis

max time kernel
237s
max time network
246s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
26/02/2025, 12:52

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General

Target

Boostrapper/Web.UI.View/locales/et.pak
Size

330KB
MD5

054865950b3b9e8312a7f9490268eaca
SHA1

28b0176112eddb7af58386b4f8aed4a49b9a2661
SHA256

3599e7138a24a31839da877cc9718b9c0c9522437ea93a6222a119080f108d14
SHA512

bfc72f19ad1a52c0da82409accb33a27b2844ed29010207268c7d695ad7562a8867a87b70ac50142909b50b81a5c84d6f6a43968353ae7a72bc042aea8cbb59f
SSDEEP

6144:GPJXg42WkHwGkDmzZpDM0djry2zuJbT/RcLvihV15Ujc43ceLfLPQu:6JuvymrDbWF15Ujf

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 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2808	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2808	AcroRd32.exe
2808	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2576 wrote to memory of 2896	2576	cmd.exe	31
PID 2576 wrote to memory of 2896	2576	cmd.exe	31
PID 2576 wrote to memory of 2896	2576	cmd.exe	31
PID 2896 wrote to memory of 2808	2896	rundll32.exe	32
PID 2896 wrote to memory of 2808	2896	rundll32.exe	32
PID 2896 wrote to memory of 2808	2896	rundll32.exe	32
PID 2896 wrote to memory of 2808	2896	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Boostrapper\Web.UI.View\locales\et.pak
1⤵
- Suspicious use of WriteProcessMemory
PID:2576
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Boostrapper\Web.UI.View\locales\et.pak
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2896
- - 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\Boostrapper\Web.UI.View\locales\et.pak"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2808

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
f11bf0f6011eb1e3fd198cc35d2a005f

SHA1
d15ff146edca8e687f8a2e77293576a387b24f9b

SHA256
f5b07fb679ddd633de1231ec67630b129cbd58a3434c1a0ce0de23ca14cee779

SHA512
74ae3edcab840bc84b312c81d5aa20f6d9433ea11d3a52bf9723e9854560adb3d5f3b97ddf43d7198cc21b26fe50c24af6f38576595293f3d33159ebbc11c75f

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