bbec7a6d4f3edf13e687545f8ae4709cf31b08d1feac57161598638c57f17f8e

Analysis

max time kernel
122s
max time network
127s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
27-09-2024 21:42

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General

Target

BuilderGUI.deps.json
Size

1KB
MD5

f78bbb4eb3d79e8d60159b08f3cf54c5
SHA1

9e6866e906c9fdffb35e67a259fbcea54673b091
SHA256

7e3738cdc05c18a7f241073480cc84963ee182e5fcb1eb6484c74a82da86ff64
SHA512

80caac6f690637c116263cfd7b3736f01f5e7d7497be25493b87bcb07b3ae6b0f94b8655cdd145900ba34b4f0927621ad4d37061b10ef0bb3e562f44e63e1da9

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-1-5-21-3290804112-2823094203-3137964600-1000_CLASSES\.json\ = "json_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000_CLASSES\json_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000_CLASSES\json_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000_CLASSES\json_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000_CLASSES\.json	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000_CLASSES\json_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000_CLASSES\json_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000_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-1-5-21-3290804112-2823094203-3137964600-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1676	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1676	AcroRd32.exe
1676	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2964 wrote to memory of 2776	2964	cmd.exe	29
PID 2964 wrote to memory of 2776	2964	cmd.exe	29
PID 2964 wrote to memory of 2776	2964	cmd.exe	29
PID 2776 wrote to memory of 1676	2776	rundll32.exe	30
PID 2776 wrote to memory of 1676	2776	rundll32.exe	30
PID 2776 wrote to memory of 1676	2776	rundll32.exe	30
PID 2776 wrote to memory of 1676	2776	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\BuilderGUI.deps.json
1⤵
- Suspicious use of WriteProcessMemory
PID:2964
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\BuilderGUI.deps.json
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2776
- - 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\BuilderGUI.deps.json"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:1676

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
2a2dbe06afbe79613b98eb5be18b43ee

SHA1
560385e2252445d876e55bb31ca9e180a4438b54

SHA256
cb7265f81627d67ca870a327b26ff3d66930efe1bed493b18b9249cedffb13c3

SHA512
03d1fa4183fdaee764e8f28b022985f9d6a378cbb15f4cc2ab0f44818d7c7ad18a2694a57a7be7e50f4362878cd6965cccd6fccf6b1286bf2767d9c0ecb4ccfb

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