12c8a9ab93649f8c75399b6b96f4c54e7454cd0eaa25090dc53c223788c85222

Analysis

max time kernel
122s
max time network
133s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
05-09-2024 12:21

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

bin/minimize.cfg
Size

202B
MD5

584078def15682c4984cd4e4351253fd
SHA1

a2eb3eff79c2d0a4c76e8146bc6cf31fc64d200a
SHA256

c9c2b8de91fe8e0034b07c7eabcce35977e6e8695453778f323faf731cd896c5
SHA512

2cce04e0c2a066ddfadae99fe0bfa0197b7c1c685694eb64041e4470ffd5dfe0ce9fc8d7a75e30bd3fd24ac3e52df4b0347d4fa3a1acd5b7e926cd719a5896f2

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\cfg_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_CLASSES\.cfg\ = "cfg_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_CLASSES\cfg_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_CLASSES\cfg_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_CLASSES\cfg_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
Set value (str)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_CLASSES\cfg_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_CLASSES\.cfg	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_CLASSES\cfg_auto_file\shell\Read	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2624	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2624	AcroRd32.exe
2624	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2724 wrote to memory of 2708	2724	cmd.exe	31
PID 2724 wrote to memory of 2708	2724	cmd.exe	31
PID 2724 wrote to memory of 2708	2724	cmd.exe	31
PID 2708 wrote to memory of 2624	2708	rundll32.exe	32
PID 2708 wrote to memory of 2624	2708	rundll32.exe	32
PID 2708 wrote to memory of 2624	2708	rundll32.exe	32
PID 2708 wrote to memory of 2624	2708	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\bin\minimize.cfg
1⤵
- Suspicious use of WriteProcessMemory
PID:2724
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\bin\minimize.cfg
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2708
- - 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\bin\minimize.cfg"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2624

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

Loading Replay Monitor...

Downloads

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

Filesize
3KB

MD5
a4fbb6311a377900d41bdd44b33e91ae

SHA1
ef691cf3db9d15f699d00dbed839e70f53e4674b

SHA256
7a4bc1b89bb24af15f3ef6c113a4afaf0fa0878bf01bdb1dc2a2c51b2a2fa688

SHA512
88365349f8be4b2934d4abec76508df1844dcb08a96a865db486ba4756e69bea8e2869aa65039e53c0b36379cb202c3ce6054094bf25aab300d328f45d65cee4

Download Submit