fbae68a26f20150a540f528586f8bd47e5eadac3b111995da5e77746305f145d

Analysis

max time kernel
150s
max time network
122s
platform
windows7_x64
resource
win7-20231201-en
resource tags

arch:x64arch:x86image:win7-20231201-enlocale:en-usos:windows7-x64system
submitted
04-12-2023 18:20

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General

Target

tf2hud-editor/JSON/hexhud.json
Size

24KB
MD5

94677ed444015befa012a2b48030b242
SHA1

61e025e841513c0c186aabd8b76d1dd7a225707c
SHA256

7dd95873520671467766710aecfa60757f318c91c895fda7c3e906b4b9c7d75b
SHA512

e79a493e3cd05e9ece0d6d0458a7450fea7ca5aa96d6f6d4f38a0c64f7b3c85431f5adac14a991e40a63edf6a7e8147163dfde0a705ebcdb950b4c6986bc7203
SSDEEP

192:WiJfuwb4WR/WFkJGoI66NArc+MxA0K1751/W1ioM121Q1C1Q1j0p0c0/nY6SEGBc:3EArc+M4ou4aknMWe0HPyZ

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
Key created	\REGISTRY\USER\S-1-5-21-1514849007-2165033493-4114354048-1000_CLASSES\json_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1514849007-2165033493-4114354048-1000_CLASSES\.json	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1514849007-2165033493-4114354048-1000_CLASSES\.json\ = "json_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1514849007-2165033493-4114354048-1000_CLASSES\json_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1514849007-2165033493-4114354048-1000_CLASSES\json_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1514849007-2165033493-4114354048-1000_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-1-5-21-1514849007-2165033493-4114354048-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1514849007-2165033493-4114354048-1000_CLASSES\json_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1514849007-2165033493-4114354048-1000_CLASSES\json_auto_file\	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2848	AcroRd32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2848	AcroRd32.exe
2848	AcroRd32.exe
2848	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1636 wrote to memory of 1608	1636	cmd.exe	29
PID 1636 wrote to memory of 1608	1636	cmd.exe	29
PID 1636 wrote to memory of 1608	1636	cmd.exe	29
PID 1608 wrote to memory of 2848	1608	rundll32.exe	30
PID 1608 wrote to memory of 2848	1608	rundll32.exe	30
PID 1608 wrote to memory of 2848	1608	rundll32.exe	30
PID 1608 wrote to memory of 2848	1608	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\tf2hud-editor\JSON\hexhud.json
1⤵
- Suspicious use of WriteProcessMemory
PID:1636
- 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\hexhud.json
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1608
- - 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\hexhud.json"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2848

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

Replay Monitor

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Downloads

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

Filesize
3KB

MD5
0ab5db170946b6a2a695c6e72764871f

SHA1
a1d112218aaaf455f316bcbdba7919367376a415

SHA256
a633cfb0465a93490189ffa79f5719fe1809c375902e1109113f32321356562b

SHA512
51c639d3f13f35ebd032a8f73b619dfc9c7fbc39de326b1076d58484e7b74b0e6c07bce3c702e37f0c87a7870a8715506494fa6b6f9ecfe3db7f499d34f9f23d

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