a554d3a6a4dd01d75400e326044e7f596ae0311880a36501df367714397c3df9

Analysis

max time kernel
38s
max time network
18s
platform
windows7_x64
resource
win7-20231023-en
resource tags

arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
submitted
20-11-2023 01:48

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General

Target

mushroom.gpl
Size

330B
MD5

2464f21cddf58ea25db040eb833010f6
SHA1

792c2cd4ee754a6da317b3a9c205933ab3fa4309
SHA256

a554d3a6a4dd01d75400e326044e7f596ae0311880a36501df367714397c3df9
SHA512

27e7a3038ce10bf1343904fe95e3a47bc94ee6756461b8da3526be73dc0f0a80f0a875f4168f3db353359cd5a9036b3f865cff0e972c36dd801b9d09823aff22

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-1-5-21-3618187007-3650799920-3290345941-1000_CLASSES\.gpl	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3618187007-3650799920-3290345941-1000_CLASSES\gpl_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3618187007-3650799920-3290345941-1000_CLASSES\gpl_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3618187007-3650799920-3290345941-1000_CLASSES\.gpl\ = "gpl_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3618187007-3650799920-3290345941-1000_CLASSES\gpl_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3618187007-3650799920-3290345941-1000_CLASSES\gpl_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3618187007-3650799920-3290345941-1000_CLASSES\gpl_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3618187007-3650799920-3290345941-1000_CLASSES\gpl_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3618187007-3650799920-3290345941-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2716	rundll32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2880	AcroRd32.exe
2880	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2192 wrote to memory of 2716	2192	cmd.exe	29
PID 2192 wrote to memory of 2716	2192	cmd.exe	29
PID 2192 wrote to memory of 2716	2192	cmd.exe	29
PID 2716 wrote to memory of 2880	2716	rundll32.exe	30
PID 2716 wrote to memory of 2880	2716	rundll32.exe	30
PID 2716 wrote to memory of 2880	2716	rundll32.exe	30
PID 2716 wrote to memory of 2880	2716	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\mushroom.gpl
1⤵
- Suspicious use of WriteProcessMemory
PID:2192
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\mushroom.gpl
  2⤵
  - Modifies registry class
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of WriteProcessMemory
  PID:2716
- - 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\mushroom.gpl"
    3⤵
    - Suspicious use of SetWindowsHookEx
    PID:2880

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
1759b734196f55cd97a98bacfaae4a75

SHA1
ceaefa1e098ca4dbdbd9f2b1c17f8b9b8063e22a

SHA256
0037af2175b305ca051c22a2b747fbba4e370fbe5cd3c536711f743e6a9945ee

SHA512
e87e9e5bd90a8649ed4cacd85f09270f9cc5b2cf1ef3ec8600a48fd66b65bc4af72113f9b9652198c09012e3e6bdb24f7d7fc1233fe8a615500c1433a694a012

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