9c7c40cc697cd7809ae493d5eceb372887f9040b32e4fcb7557aa44976894e40

Analysis

max time kernel
121s
max time network
124s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
10/08/2024, 17:02

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General

Target

HyperV.7z
Size

86.5MB
MD5

a16957a5934af78008953af4861fef99
SHA1

8fad809497713224fc87253a94083b19d8318806
SHA256

9c7c40cc697cd7809ae493d5eceb372887f9040b32e4fcb7557aa44976894e40
SHA512

318168a0ac9af07f6b951c363fec9e30db82a48367f7cb7617f190555b1486e7eec6ee8304714440806b799067a02cfc0066a843f70e4a7d9a089ac4aa668e95
SSDEEP

1572864:HBYED1er2t37ISNvLG8YyleVRGwraH978gFPuy2mOpYkN15cgOW8Ma1uKkcN5Bll:hYED+2trISjY5VEh78S/2mFkNrcLWlVg

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 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000_Classes\Local Settings	rundll32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2528	AcroRd32.exe
2528	AcroRd32.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2080 wrote to memory of 2144	2080	cmd.exe	31
PID 2080 wrote to memory of 2144	2080	cmd.exe	31
PID 2080 wrote to memory of 2144	2080	cmd.exe	31
PID 2144 wrote to memory of 2672	2144	rundll32.exe	32
PID 2144 wrote to memory of 2672	2144	rundll32.exe	32
PID 2144 wrote to memory of 2672	2144	rundll32.exe	32
PID 2672 wrote to memory of 2528	2672	rundll32.exe	34
PID 2672 wrote to memory of 2528	2672	rundll32.exe	34
PID 2672 wrote to memory of 2528	2672	rundll32.exe	34
PID 2672 wrote to memory of 2528	2672	rundll32.exe	34

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\HyperV.7z
1⤵
- Suspicious use of WriteProcessMemory
PID:2080
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\HyperV.7z
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2144
- - C:\Windows\system32\rundll32.exe
    "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\HyperV.7z
    3⤵
    - Modifies registry class
    - Suspicious use of WriteProcessMemory
    PID:2672
  - - 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\HyperV.7z"
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of SetWindowsHookEx
      PID:2528

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
1c2083425f21c9f9fe74e1eb047a774c

SHA1
39fa57bc041f882c51483d017ca953461da5962a

SHA256
5cda3450af4d0f6a593e3cd1eca14b5d95ef86b12e0e5f61cc76540cb923146c

SHA512
a07a80d2dccff1501c4453fbfd69ff756d867b230ea6b8b67bb5efcaa1b7f3cb09c94b9a5a00b906156bfe67da7b8c8c95e2b65b9395ed6b8db6f43b2c6d87df

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