eed01ced086890e690dbee6e4b789451d58941deff069a1224a1fb3edaca879c

Resubmissions

20-08-2024 14:55

240820-sad8casbpm 8

20-08-2024 14:52

240820-r87rwasbkp 10

Analysis

max time kernel
119s
max time network
119s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
20-08-2024 14:55

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General

Target

manifest.json
Size

243B
MD5

8fe292f057c853fdd2897742cfe63592
SHA1

f9d65917437c1dfcd476a6fa62fa95061da6e6b4
SHA256

42ba9f88c6fffabc9bd304474596df586cd52efda1d960dbf086f577d02ac15d
SHA512

a65ac69dba971a610a0882fca8acac434673d06a03c714c4795a491a3674e5fc7967ec2cf107a89cbc53ae1a6191cd8f1bf28bb210d26bb73f1707296714212c

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\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_CLASSES\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\shell	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\ = "json_auto_file"	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

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2440	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2440	AcroRd32.exe
2440	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2232 wrote to memory of 2404	2232	cmd.exe	29
PID 2232 wrote to memory of 2404	2232	cmd.exe	29
PID 2232 wrote to memory of 2404	2232	cmd.exe	29
PID 2404 wrote to memory of 2440	2404	rundll32.exe	30
PID 2404 wrote to memory of 2440	2404	rundll32.exe	30
PID 2404 wrote to memory of 2440	2404	rundll32.exe	30
PID 2404 wrote to memory of 2440	2404	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\manifest.json
1⤵
- Suspicious use of WriteProcessMemory
PID:2232
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\manifest.json
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2404
- - 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\manifest.json"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2440

C:\Windows\explorer.exe
"C:\Windows\explorer.exe"
1⤵
PID:1716

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
b3eae75d52539ed76d0133c328b05762

SHA1
db71f2d5a72b6328aa34f10a7ce161428e12e3f1

SHA256
c313c06b73db25b3366107bd1641d69a1037e86c46bac924220f5d309fef9769

SHA512
c626e0bfb9f7de6bff909c1d2eb6bc6ecc54884c8bb0965d33119564b1315561e54822e69abba3b4407d7d5742874db1b1467f3dfa6ad289b265dd15eaa46d03

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