1fb735df3ec51b61ac417fb6081467da9905ed66e99877ccac429a9b9606a069

Analysis

max time kernel
103s
max time network
19s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
05/09/2024, 15:07

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General

Target

META/info.json
Size

155B
MD5

c0a6d4e88d95c3f009e13f95053ad5bc
SHA1

af6463e3db232b88caf0efb18e987390962d0c24
SHA256

ccf3fe3ad08183ce5b95923f5a87c51f2f391336ffb80a069c8d6f6c7518cf51
SHA512

55c9dca886ffd276bf34d67dceac956a96b9815cedcc1cd62ec5336627fa7952d86cff33497a0c6e1c8e5697a8feef7f4d5641aa9d53d1265fe8d73c7d775dca

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-1-5-21-457978338-2990298471-2379561640-1000_CLASSES\.json	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_CLASSES\.json\ = "json_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_CLASSES\json_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_CLASSES\json_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_CLASSES\json_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_CLASSES\json_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_CLASSES\json_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_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-1-5-21-457978338-2990298471-2379561640-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2740	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2740	AcroRd32.exe
2740	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2440 wrote to memory of 2792	2440	cmd.exe	30
PID 2440 wrote to memory of 2792	2440	cmd.exe	30
PID 2440 wrote to memory of 2792	2440	cmd.exe	30
PID 2792 wrote to memory of 2740	2792	rundll32.exe	31
PID 2792 wrote to memory of 2740	2792	rundll32.exe	31
PID 2792 wrote to memory of 2740	2792	rundll32.exe	31
PID 2792 wrote to memory of 2740	2792	rundll32.exe	31

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\META\info.json
1⤵
- Suspicious use of WriteProcessMemory
PID:2440
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\META\info.json
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2792
- - 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\META\info.json"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2740

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
47dee753c0b72428c203d88a69cbc919

SHA1
912d0e13d0e6a56b0bde1e5adde48e41fd872614

SHA256
2dd24c19878fa75a0fc4dca35f22b33158e0b9ec26ffb9d9faadad72c481ebbe

SHA512
de8c71e4f94231fa74b2d8b7893927ee01dbf82a7fbe95c913c4e13c66fc7750b87215e09df1e64d99074990f8509454ea426d446ec38d64e26002f1804f2e3e

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