79907648beb01a39a141640961cf63f203e57b4c8207a242c4179a72d02354b1

Resubmissions

11-08-2024 07:57

240811-jtlxvs1fkq 9

11-08-2024 07:53

240811-jree1a1enm 7

11-08-2024 07:49

240811-jnwvwa1dnj 7

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
11-08-2024 07:49

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General

Target

Solara/Monaco/fileaccess/node_modules/content-disposition/package.json
Size

1KB
MD5

5b285d4db057e7e72225e8e928d2ffa3
SHA1

1b871ffaefe2a1fd69aa9b1538b4003bf0eae9ab
SHA256

2459c0e8fbeb5716ab06e9ef73747bba46ed2bc52e310bd4e9f0ef1f102da61f
SHA512

dfe71ab6bcf40f32a26273a94f11439cbe3066bc3216061ee6ea9737d57b1cabf03a0e45b2fc50c4d0097a27e09197c7fd2b60090a91876671d2c709f31a29a4

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
Set value (str)	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\.json\ = "json_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\json_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\json_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_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-1-5-21-1506706701-1246725540-2219210854-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\json_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\.json	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\json_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\json_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2116	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2116	AcroRd32.exe
2116	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1676 wrote to memory of 2888	1676	cmd.exe	29
PID 1676 wrote to memory of 2888	1676	cmd.exe	29
PID 1676 wrote to memory of 2888	1676	cmd.exe	29
PID 2888 wrote to memory of 2116	2888	rundll32.exe	30
PID 2888 wrote to memory of 2116	2888	rundll32.exe	30
PID 2888 wrote to memory of 2116	2888	rundll32.exe	30
PID 2888 wrote to memory of 2116	2888	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Solara\Monaco\fileaccess\node_modules\content-disposition\package.json
1⤵
- Suspicious use of WriteProcessMemory
PID:1676
- 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\content-disposition\package.json
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2888
- - 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\content-disposition\package.json"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2116

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

Filesize
3KB

MD5
37f0897232dcbf41427f38550395158b

SHA1
3055fe872e2f795af8ab18a55baf56f297566e9a

SHA256
407ac5885cccadc3a5274225f77a21831d502f65efe3bbd7716c913ad2f5ab4f

SHA512
56e05e838ecd3c340dc70a0a8c611f0b2ab320ee848438fe58b22d5dfcf7fe6ff0f5b8fa0addd5868b18914cde1cf7b6984770c49d9417ed7f291f8db39c0d2e

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