fbae68a26f20150a540f528586f8bd47e5eadac3b111995da5e77746305f145d

Analysis

max time kernel
152s
max time network
133s
platform
windows7_x64
resource
win7-20231023-en
resource tags

arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
submitted
04-12-2023 18:20

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General

Target

tf2hud-editor/JSON/hud-fixes.json
Size

14KB
MD5

c1ffd48f660de23c69377c7b7a2954cd
SHA1

04ac416c3355858ec71e634c710d4e729b58963e
SHA256

eedb6b896daa062f8727a7f6921eb804ee678006087fe65510d6e236316233af
SHA512

12172894411a2ad303e5fea509808d7d736f520a3172f74ca8a17a553974d0dd5518ae0143471a6ce451c5aa7a9303d6f0630e8f7cd0a8d937d718045fbf0e32
SSDEEP

192:WiJbtVfZptZ3kMecgBBOIxKPjWR76ClVdal0tl8/lX6ll/lyqm8m5SEKtsN0Z0Eb:3nj011OS8K139aGMMX7qQp8Y

Score

3^/10

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies registry class 9 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000_CLASSES\json_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000_CLASSES\.json	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000_CLASSES\json_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000_CLASSES\json_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000_CLASSES\json_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000_CLASSES\json_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000_CLASSES\.json\ = "json_auto_file"	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000_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
2528	AcroRd32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2528	AcroRd32.exe
2528	AcroRd32.exe
2528	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2740 wrote to memory of 2756	2740	cmd.exe	29
PID 2740 wrote to memory of 2756	2740	cmd.exe	29
PID 2740 wrote to memory of 2756	2740	cmd.exe	29
PID 2756 wrote to memory of 2528	2756	rundll32.exe	30
PID 2756 wrote to memory of 2528	2756	rundll32.exe	30
PID 2756 wrote to memory of 2528	2756	rundll32.exe	30
PID 2756 wrote to memory of 2528	2756	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\tf2hud-editor\JSON\hud-fixes.json
1⤵
- Suspicious use of WriteProcessMemory
PID:2740
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\tf2hud-editor\JSON\hud-fixes.json
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2756
- - 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\tf2hud-editor\JSON\hud-fixes.json"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2528

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

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
7155093d57378dcfeffc3f00ca7287b2

SHA1
66909d8f6fd7ad69192013baacf24013d1de7ee4

SHA256
2f109caf66e82d92fe5fc1d85ed5c029a2a3f1fb21798c1e448364647b3c3130

SHA512
a4fd9b12a9079b8e0ef0f227d3bd0c33f9f621cea37a23f0d5e1ed31b616eafc370cf21f5c15b05e5a995bf6eb927300344ad032680a8d1e82be03156a7fe100

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