fc249baddd791772998825753f2ed6afb5cebab717f2017c5f8c78267173459e

Analysis

max time kernel
838s
max time network
842s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21-09-2024 14:34

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General

Target

samples/Everything.db.fileslack
Size

3KB
MD5

3f0813615deaad7b64e2e31bb5cd1aa2
SHA1

0aa7d06ccf31b480eb4ed00708b2ea429a8efe57
SHA256

af6225e4b8d9987a20a07cc26125a9e6151d5ef3b6a1dccd6e5f395f1cd23861
SHA512

bbe6c451bb64a6c4a1f30235c0dc982601b307c6f706f9d16507a2f8a8a321c24c79b9d649f09b5da9e3ac6eaa318ff92e17305d8916f7806ace11a2667e1fa9

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 9 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000_CLASSES\fileslack_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000_CLASSES\fileslack_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000_CLASSES\.fileslack	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000_CLASSES\fileslack_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000_CLASSES\fileslack_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000_CLASSES\.fileslack\ = "fileslack_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000_CLASSES\fileslack_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000_CLASSES\fileslack_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2840	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2840	AcroRd32.exe
2840	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1860 wrote to memory of 2348	1860	cmd.exe	31
PID 1860 wrote to memory of 2348	1860	cmd.exe	31
PID 1860 wrote to memory of 2348	1860	cmd.exe	31
PID 2348 wrote to memory of 2840	2348	rundll32.exe	33
PID 2348 wrote to memory of 2840	2348	rundll32.exe	33
PID 2348 wrote to memory of 2840	2348	rundll32.exe	33
PID 2348 wrote to memory of 2840	2348	rundll32.exe	33

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\samples\Everything.db.fileslack
1⤵
- Suspicious use of WriteProcessMemory
PID:1860
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\samples\Everything.db.fileslack
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2348
- - 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\samples\Everything.db.fileslack"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2840

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
068762853365a93499d0cdbc7c47eb98

SHA1
83d1220d7b7f64a0e0fc14c7c46012c9597c4fbe

SHA256
0ed3a21cec8d7e4012aa5bae4c94c13d0ddd0195bae9e18ee037e569dd468c4d

SHA512
fdaa308ff7e242250d4a7a8e463bc30463e7246bea7c5b15044cac99677bd9290cd2cebc6f896c621f77c2a7ba3f852207d99e634fd32465267ae65d7de07a9d

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