e96a0c1bc5f720d7f0a53f72e5bb424163c943c24a437b1065957a79f5872675

Resubmissions

16-12-2024 09:53

241216-lw48bsvpfy 10

16-12-2024 09:15

241216-k739qsvmgp 10

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
16-12-2024 09:15

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General

Target

.reloc
Size

4KB
MD5

7531f98f48bae981154531be7b0e3ec6
SHA1

154defc8109ba0ee2834f575c61ca810c198bf2d
SHA256

5451208cf24050fe1627207138157fd21e4cd3adea6ce5e865e9b03324b6c6c2
SHA512

a8d9ec0b2d4e1311af7ec0409415053cbd9f912b4e6cec2337db08a4607f82aa3f713481484ce7d02c4d68b6354b7a87b5265f70a3071bf5be56e1b409910555

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-1-5-21-3533259084-2542256011-65585152-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2076	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2076	AcroRd32.exe
2076	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1636 wrote to memory of 2072	1636	cmd.exe	29
PID 1636 wrote to memory of 2072	1636	cmd.exe	29
PID 1636 wrote to memory of 2072	1636	cmd.exe	29
PID 2072 wrote to memory of 2076	2072	rundll32.exe	30
PID 2072 wrote to memory of 2076	2072	rundll32.exe	30
PID 2072 wrote to memory of 2076	2072	rundll32.exe	30
PID 2072 wrote to memory of 2076	2072	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\.reloc
1⤵
- Suspicious use of WriteProcessMemory
PID:1636
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\.reloc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2072
- - 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\.reloc"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2076

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
dd2e7fea6fbd83ee317b4c5572fa98c7

SHA1
aa7054562b8f2ae5ca6be27f895eeabccc92d649

SHA256
7c1fda530539089082efe4b02f77fc03eebacc27e92c6df67ec6489275bd14b1

SHA512
4b4fda3b0aab4a3afc5b3ab8e20c1cf482e72e800bde273935b1fa70ab0149a715dad207f7114334961ce14b1124d6d50941715e3e7682b9d0c20093218ed33e

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