a6f33d935bd9c016b3d0914fd35d0985fbfb52018048a90e93f83984be09da9d

Analysis

max time kernel
117s
max time network
131s
platform
windows7_x64
resource
win7-20250207-en
resource tags

arch:x64arch:x86image:win7-20250207-enlocale:en-usos:windows7-x64system
submitted
09/03/2025, 15:05

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General

Target

millennium.ots
Size

7KB
MD5

129f116a191f5d5418dde412ab5efb7d
SHA1

ab50241b6db06d8b4c80b98b3d4f0f7a951a2ed2
SHA256

327afb9b31685336a1994d55270ab3353306ab7fb2cad5b9f2abfb62819bc8ec
SHA512

fba707735478feb0483cff27ae4930bbf9f7b7827e0e720a290ba2006b68427c93eb05d51b55d61566a613127a13bf681fc88cdde74147ddd31e8cc7471b071d
SSDEEP

192:ytliUaKTANXkNKA2gyXZwoju9a9MmfQqIe+1ejNqSOSj:ytlioAA2gMZNYaPIe+Dc

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-1-5-21-677481364-2238709445-1347953534-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2796	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2796	AcroRd32.exe
2796	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2160 wrote to memory of 2212	2160	cmd.exe	32
PID 2160 wrote to memory of 2212	2160	cmd.exe	32
PID 2160 wrote to memory of 2212	2160	cmd.exe	32
PID 2212 wrote to memory of 2796	2212	rundll32.exe	33
PID 2212 wrote to memory of 2796	2212	rundll32.exe	33
PID 2212 wrote to memory of 2796	2212	rundll32.exe	33
PID 2212 wrote to memory of 2796	2212	rundll32.exe	33

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\millennium.ots
1⤵
- Suspicious use of WriteProcessMemory
PID:2160
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\millennium.ots
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2212
- - 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\millennium.ots"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2796

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
4ea15186fe140283fabdad5cc804745d

SHA1
67202662bc4d86e12dc9e10af7ca5576d51ec2aa

SHA256
2800d8a78faf754f118808ad16518ab4ab7cf6f3ab041c5cf572f2a8a7f18ff0

SHA512
c0949c75b3ea78e79e61c9deddd0bd9deb30b9588a63a5ef5160752add767ea493921b6619c5d8e4a13e60bd2b0d571dfbe987fa257ae7dcfec5c55205a439a5

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