437c8032e578d678d10379c25af38953c41821103fb2d7d25f6a229fdd2bec10

Analysis

max time kernel
151s
max time network
45s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
13-02-2023 22:51

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General

Target

Borrador/Language/Italian.lng
Size

7KB
MD5

71fe34913ae027c56ab88dc718c2eed5
SHA1

2e6023633d311a1ffb151712639b48d59797dee5
SHA256

d57caecfee173e3fd679e4fecdafb8d736f9c009a881bade375486928ca2ca48
SHA512

ea073db529b990be990f87cf1055c00c8ceeb41725c4a32266c9be3e468a27274b3fc0feb94492e6a9db20fbbe8ef059af173415b1eb9c7a0368a4d9d30a1c09
SSDEEP

96:rRDgSk02YuxlaHPDKPDo/XgxvDBwTxMo4DJpIF5TyOjOixf/GqVXceJ7VDzE8/Uo:dDgF02RlavDSDwQ5DsX7XZXtt8rLmr

Score

3^/10

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Modifies registry class 10 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\MuiCache	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\lng_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\.lng\ = "lng_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\lng_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\lng_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\lng_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\.lng	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\lng_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\lng_auto_file\shell\Read\command	rundll32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
268	AcroRd32.exe
268	AcroRd32.exe
268	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1896 wrote to memory of 924	1896	cmd.exe	29
PID 1896 wrote to memory of 924	1896	cmd.exe	29
PID 1896 wrote to memory of 924	1896	cmd.exe	29
PID 924 wrote to memory of 268	924	rundll32.exe	30
PID 924 wrote to memory of 268	924	rundll32.exe	30
PID 924 wrote to memory of 268	924	rundll32.exe	30
PID 924 wrote to memory of 268	924	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Borrador\Language\Italian.lng
1⤵
- Suspicious use of WriteProcessMemory
PID:1896
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Borrador\Language\Italian.lng
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:924
- - 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\Borrador\Language\Italian.lng"
    3⤵
    - Suspicious use of SetWindowsHookEx
    PID:268

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/268-82-0x00000000763F1000-0x00000000763F3000-memory.dmp

Filesize
8KB

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memory/1896-54-0x000007FEFC1F1000-0x000007FEFC1F3000-memory.dmp

Filesize
8KB

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