803de9083266eadfe4fdd6761b97224a98877262b0c978a8cf0ac4c5e0760aa0

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
02/08/2024, 15:10

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General

Target

Solara/Monaco/fileaccess/node_modules/cookie-signature/package.json
Size

492B
MD5

076c53814237236a9d1aa999f33ee501
SHA1

eb071423205fc35573e714baa755e3a9e900a979
SHA256

ab66777a673ae096d6b5aa51b5edb46b84e6fcd85dc03358c35576e3df0464f5
SHA512

d5feee2e6c8af31560a3141ebe4254ce66972da9b9e3463eafcea214f49131e325136503de3f0fa76b454f63ebfdbf5d599caf558978aaca5a1656c2c7c8eec1

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-1-5-21-1385883288-3042840365-2734249351-1000_CLASSES\json_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_CLASSES\json_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_CLASSES\json_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_CLASSES\.json\ = "json_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_CLASSES\.json	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_CLASSES\json_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_CLASSES\json_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_CLASSES\json_auto_file\	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2912	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2912	AcroRd32.exe
2912	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2380 wrote to memory of 2504	2380	cmd.exe	31
PID 2380 wrote to memory of 2504	2380	cmd.exe	31
PID 2380 wrote to memory of 2504	2380	cmd.exe	31
PID 2504 wrote to memory of 2912	2504	rundll32.exe	32
PID 2504 wrote to memory of 2912	2504	rundll32.exe	32
PID 2504 wrote to memory of 2912	2504	rundll32.exe	32
PID 2504 wrote to memory of 2912	2504	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Solara\Monaco\fileaccess\node_modules\cookie-signature\package.json
1⤵
- Suspicious use of WriteProcessMemory
PID:2380
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Solara\Monaco\fileaccess\node_modules\cookie-signature\package.json
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2504
- - 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\Solara\Monaco\fileaccess\node_modules\cookie-signature\package.json"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2912

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
da9a9489fb3ff009c2280029f158f0be

SHA1
7bca706ead5067496f39c6b4da79df0491223944

SHA256
ca32ab69fa9af77c10d2e1b6570c8d8f6661c81e1c78984f5a4db1ac07b3a8dd

SHA512
051e10e2140a7283aeb851f9e7e70e35a2629e45a9e46253340b291cf90a43a6430a68a4eba55f237737e24b8523fa317e47167fed53835fb472776b384e26bb

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