1205de65f89bd837ee24b30f91fa863da3a3038bf6e6d77b24be8765f584ec99

Analysis

max time kernel
246s
max time network
119s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
02/02/2023, 03:53

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General

Target

Big hacker official tool v69 64bit.exe/B-Sony (1).manifest
Size

490B
MD5

a19a2658ba69030c6ac9d11fd7d7e3c1
SHA1

879dcf690e5bf1941b27cf13c8bcf72f8356c650
SHA256

c0085eb467d2fc9c9f395047e057183b3cd1503a4087d0db565161c13527a76f
SHA512

fa583ba012a80d44e599285eb6a013baf41ffbe72ee8561fc89af0ec5543003ba4165bfe7b1ba79252a1b3b6e5626bf52dc712eacd107c0b093a5a2757284d73

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-1-5-21-3406023954-474543476-3319432036-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000_CLASSES\manifest_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000_CLASSES\manifest_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000_CLASSES\manifest_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000_CLASSES\manifest_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\MuiCache	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000_CLASSES\manifest_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000_CLASSES\.manifest	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000_CLASSES\.manifest\ = "manifest_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000_CLASSES\manifest_auto_file\shell\Read	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
364	AcroRd32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
364	AcroRd32.exe
364	AcroRd32.exe
364	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 532 wrote to memory of 1512	532	cmd.exe	29
PID 532 wrote to memory of 1512	532	cmd.exe	29
PID 532 wrote to memory of 1512	532	cmd.exe	29
PID 1512 wrote to memory of 364	1512	rundll32.exe	30
PID 1512 wrote to memory of 364	1512	rundll32.exe	30
PID 1512 wrote to memory of 364	1512	rundll32.exe	30
PID 1512 wrote to memory of 364	1512	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\Big hacker official tool v69 64bit.exe\B-Sony (1).manifest"
1⤵
- Suspicious use of WriteProcessMemory
PID:532
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Big hacker official tool v69 64bit.exe\B-Sony (1).manifest
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1512
- - 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\Big hacker official tool v69 64bit.exe\B-Sony (1).manifest"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:364

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/364-82-0x0000000075531000-0x0000000075533000-memory.dmp

Filesize
8KB

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memory/532-54-0x000007FEFBF31000-0x000007FEFBF33000-memory.dmp

Filesize
8KB

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