8721a61e12ee67282810ead76056646105dd1b7c7d25c017f997c81ee55bc034

Analysis

max time kernel
153s
max time network
45s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
21/09/2022, 08:00

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General

Target

Thor_-Love-and-Thunder_2022_English-ELSUBTITLE.COM-ST_67787811.srt
Size

120KB
MD5

f7c81a786abec791c224abb56158ab44
SHA1

d02ba19708a0769d23a0694ce41900cdb71ac57c
SHA256

8721a61e12ee67282810ead76056646105dd1b7c7d25c017f997c81ee55bc034
SHA512

2e5615a9da35ca2872fd0ff342bcd8c572772c633ba3a551c68bb206ce744a90a4f17f12dd5b69d96ab599d28c56aa10e99389413b5ab4c692e2a322e2b929f4
SSDEEP

1536:IA0Oq3vFKA80mIDNBumgFVumskXv3LVC9UwOyDwZo2S5iv3RU/LcBCG/T:IAKZmsA7g9faS5iPRcU

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\srt_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\srt_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\srt_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\srt_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\srt_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\.srt\ = "srt_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\srt_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\.srt	rundll32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1280	AcroRd32.exe
1280	AcroRd32.exe
1280	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1956 wrote to memory of 340	1956	cmd.exe	29
PID 1956 wrote to memory of 340	1956	cmd.exe	29
PID 1956 wrote to memory of 340	1956	cmd.exe	29
PID 340 wrote to memory of 1280	340	rundll32.exe	30
PID 340 wrote to memory of 1280	340	rundll32.exe	30
PID 340 wrote to memory of 1280	340	rundll32.exe	30
PID 340 wrote to memory of 1280	340	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Thor_-Love-and-Thunder_2022_English-ELSUBTITLE.COM-ST_67787811.srt
1⤵
- Suspicious use of WriteProcessMemory
PID:1956
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Thor_-Love-and-Thunder_2022_English-ELSUBTITLE.COM-ST_67787811.srt
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:340
- - 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\Thor_-Love-and-Thunder_2022_English-ELSUBTITLE.COM-ST_67787811.srt"
    3⤵
    - Suspicious use of SetWindowsHookEx
    PID:1280

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

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Downloads

memory/1280-82-0x00000000762F1000-0x00000000762F3000-memory.dmp

Filesize
8KB

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memory/1956-54-0x000007FEFC421000-0x000007FEFC423000-memory.dmp

Filesize
8KB

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