6dba900ba4e73e88cf3d3a062f71735f30e615436d01aa96d18545e97d31a5a4

Analysis

max time kernel
119s
max time network
124s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21-12-2024 14:42

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General

Target

Nezur_Interface.deps.json
Size

3KB
MD5

34c45d78bdd90b1b2bd1d05d715c2849
SHA1

d84c1a72c1308ded0885659cc99a4d62a868d3af
SHA256

ee0cf1308dd91eba2003d31e886b88258f9f9943f9a778ae81b358dd9fded546
SHA512

f6bd271a8e7d240cdb6b4d1e118e81257b0a656285db66ea2c065c86a0c2615559dc753c1bf21e8423f2664d7d960aef4d19771456187e4688c922d654b67a5b

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-1-5-21-1846800975-3917212583-2893086201-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2572	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2572	AcroRd32.exe
2572	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2764 wrote to memory of 2744	2764	cmd.exe	31
PID 2764 wrote to memory of 2744	2764	cmd.exe	31
PID 2764 wrote to memory of 2744	2764	cmd.exe	31
PID 2744 wrote to memory of 2572	2744	rundll32.exe	32
PID 2744 wrote to memory of 2572	2744	rundll32.exe	32
PID 2744 wrote to memory of 2572	2744	rundll32.exe	32
PID 2744 wrote to memory of 2572	2744	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Nezur_Interface.deps.json
1⤵
- Suspicious use of WriteProcessMemory
PID:2764
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Nezur_Interface.deps.json
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2744
- - 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\Nezur_Interface.deps.json"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2572

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
909f39855c0665b2d178f5e0f257bbf8

SHA1
8c2de166a44f486751b79ac9279ae186589489e9

SHA256
a0c83ce091294b742daedbbce401ec51e6c48dee61d6eff85232997ae6e093b3

SHA512
dcbde34819215dac3f725508fa12e824265ec422567bbb602c3d2e9b8a427c45300f3d80153b28f954eb23c54e4599c11e1818d4801dfa11f9b623ac644cba51

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