87e875dbcb220c06eeef00fba2f38304cb3028641df26d1799c6b8534ec1ce1e

Analysis

max time kernel
122s
max time network
126s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
26/08/2024, 01:18

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General

Target

ChessBotX Trial/Config/Delays for bullet 1+0.cfg
Size

84B
MD5

af2e825ea6e80fb5e10d9da97a31f39c
SHA1

077fe6842541729adf3efef673c338bafa724fcf
SHA256

d6e1a4435c11e493c4ab3f8c9a2e0f0615463e1e04516c2f9009438ee4cfc76a
SHA512

2028237f533bd97c679109c5a131ddd22e287683f5c817379c7e19643a18d97b4d95d36da987cf7fad16050ecd73c20e3ea3a6b89b4bb70f23452d7d6b9d8ba7

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-1-5-21-2958949473-3205530200-1453100116-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000_CLASSES\cfg_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000_CLASSES\cfg_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000_CLASSES\.cfg\ = "cfg_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000_CLASSES\cfg_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000_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-1-5-21-2958949473-3205530200-1453100116-1000_CLASSES\.cfg	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000_CLASSES\cfg_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000_CLASSES\cfg_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2816	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2816	AcroRd32.exe
2816	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2260 wrote to memory of 2824	2260	cmd.exe	31
PID 2260 wrote to memory of 2824	2260	cmd.exe	31
PID 2260 wrote to memory of 2824	2260	cmd.exe	31
PID 2824 wrote to memory of 2816	2824	rundll32.exe	32
PID 2824 wrote to memory of 2816	2824	rundll32.exe	32
PID 2824 wrote to memory of 2816	2824	rundll32.exe	32
PID 2824 wrote to memory of 2816	2824	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\ChessBotX Trial\Config\Delays for bullet 1+0.cfg"
1⤵
- Suspicious use of WriteProcessMemory
PID:2260
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\ChessBotX Trial\Config\Delays for bullet 1+0.cfg
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2824
- - 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\ChessBotX Trial\Config\Delays for bullet 1+0.cfg"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2816

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
76e9745b422240557595e7f39e55aa31

SHA1
62ac5a6e9c02691b72688eae266f4e4860d8436c

SHA256
835870211e6653f3dbeb2dcb7fac1744ee4f65029ff607e20e82802d9c68297c

SHA512
e1da3e30f125bde5b9d1dd6c71480fd134a82c466509d69f0936c3b1848a0583d37c1c6794556e62423515c245d8f372420e386bf8d0ddc4b0038220abb7187b

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