87e875dbcb220c06eeef00fba2f38304cb3028641df26d1799c6b8534ec1ce1e

Analysis

max time kernel
117s
max time network
120s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
26/08/2024, 01:18

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General

Target

ChessBotX Trial/System/sys.dcfg
Size

104KB
MD5

9f7ad68d93118381b6d8e619363fdf01
SHA1

035675334e06d87c16595d77ba27fde99c22f6e7
SHA256

0aa24a6c99943d742c3a7fcc958412c7549f5e6f30d49a88786ed55688e72510
SHA512

7f58476f78a9d980d604ce51ece8bb3beced1a3a7b45492c85dc43097eef3adf7dd8a21736ad8b5c487cb87c697f593b97cb3f7f1d45446bc89a7b7641d8aca0
SSDEEP

1536:pPAcovGSf9Oipoeh14KP5waOevWuzw7YAMh6Hh9P:pIdvHDVv4KBwRVuq/mK

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-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\dcfg_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\dcfg_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\.dcfg	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\dcfg_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\dcfg_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\dcfg_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\dcfg_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\.dcfg\ = "dcfg_auto_file"	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2936	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2936	AcroRd32.exe
2936	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2252 wrote to memory of 1132	2252	cmd.exe	32
PID 2252 wrote to memory of 1132	2252	cmd.exe	32
PID 2252 wrote to memory of 1132	2252	cmd.exe	32
PID 1132 wrote to memory of 2936	1132	rundll32.exe	33
PID 1132 wrote to memory of 2936	1132	rundll32.exe	33
PID 1132 wrote to memory of 2936	1132	rundll32.exe	33
PID 1132 wrote to memory of 2936	1132	rundll32.exe	33

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\ChessBotX Trial\System\sys.dcfg"
1⤵
- Suspicious use of WriteProcessMemory
PID:2252
- 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\System\sys.dcfg
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1132
- - 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\System\sys.dcfg"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2936

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
2d2432582223871a961f9bae5099eac2

SHA1
cf11c62761d25b550e1e59884b6fed6e0f6ed417

SHA256
9ae276bc06230c9d7e11909b9de11f03251f66e11a446f44f028e01f7828a8ce

SHA512
47f94c4436c145d0aa9e012ec6b4302568e9ffce4d86306ef8875cb46330b26723472e746604cca46e2599bba8ae005fe5eae86b263a8465af99ff0cb09149e0

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