b6ae0fe765ca7755b1496b3c74645daa54d3e9bda37c30c4afdcefdc298fa179

Analysis

max time kernel
120s
max time network
131s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
11/05/2024, 16:19

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General

Target

EDGY/MonoBleedingEdge/etc/mono/2.0/Browsers/Compat.browser
Size

1KB
MD5

0d831c1264b5b32a39fa347de368fe48
SHA1

187dff516f9448e63ea5078190b3347922c4b3eb
SHA256

8a1082057ac5681dcd4e9c227ed7fb8eb42ac1618963b5de3b65739dd77e2741
SHA512

4b7549eda1f8ed2c4533d056b62ca5030445393f9c6003e5ee47301ff7f44b4bd5022b74d54f571aa890b6e4593c6eded1a881500ac5ba2a720dc0ff280300af

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-1-5-21-330940541-141609230-1670313778-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\.browser	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\browser_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\browser_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\browser_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\browser_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\.browser\ = "browser_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\browser_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\browser_auto_file\shell	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2568	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2568	AcroRd32.exe
2568	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2056 wrote to memory of 2672	2056	cmd.exe	29
PID 2056 wrote to memory of 2672	2056	cmd.exe	29
PID 2056 wrote to memory of 2672	2056	cmd.exe	29
PID 2672 wrote to memory of 2568	2672	rundll32.exe	30
PID 2672 wrote to memory of 2568	2672	rundll32.exe	30
PID 2672 wrote to memory of 2568	2672	rundll32.exe	30
PID 2672 wrote to memory of 2568	2672	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\EDGY\MonoBleedingEdge\etc\mono\2.0\Browsers\Compat.browser
1⤵
- Suspicious use of WriteProcessMemory
PID:2056
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\EDGY\MonoBleedingEdge\etc\mono\2.0\Browsers\Compat.browser
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2672
- - 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\EDGY\MonoBleedingEdge\etc\mono\2.0\Browsers\Compat.browser"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2568

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
d9f103289232265be60003ab8dd3530d

SHA1
ca4a3cd01184a5edb9b5b7d0988eec1855a88fcc

SHA256
b430c3983ad6835d1560374e4f8ed28cb43cc888a247de88223e165778be02e3

SHA512
bd44f12cee0c680aadebf7bab0feeb56dd1f2f81898d94695061da29d378ea461f42398c18d0379a0ee6e3190e6bf92ac1f74b5a28ceea5dab540005c87f367e

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