ca2b787bb72f0bd9d79013aa93800bfd84c73aad74662c48e69425e4adfb549b

Analysis

max time kernel
132s
max time network
118s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
11-06-2024 18:22

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General

Target

shovelnose.deb
Size

827KB
MD5

90b47672d8134f8cc464d83a5cde8d34
SHA1

69567e6a2dd5569b8cd2876a275f5d9a2ad8743f
SHA256

cc38b5cb522fdf8d2fe5e85c50d72e1b8ac39d36deb157d4bffdda7970c5ba8b
SHA512

7dbeb8d4a5674c088fa904a9fdcddf9cb84d41b2d2c887ba38cfcdd1ac30cf4cd8ae28bc33fc3ee51139e78645f7fb580dfaf57e939c4e144b79d507a1d1d90b
SSDEEP

12288:WvQVCaTVXT7qj+VOdVqL5Tu/eNwZWNtexC5RAib9wxbQiDm1Yu:S+y+sVqL5TwebNRAibyxbQqu

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

Processes:

rundll32.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\deb_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\.deb\ = "deb_auto_file"	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\deb_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\deb_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\deb_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\deb_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\.deb	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\deb_auto_file\shell\Read	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid process

2576 AcroRd32.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

AcroRd32.exe

pid process

2576 AcroRd32.exe
2576 AcroRd32.exe

pid	process
2576	AcroRd32.exe

pid	process
2576	AcroRd32.exe
2576	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 1736 wrote to memory of 1696	1736	cmd.exe	rundll32.exe
PID 1736 wrote to memory of 1696	1736	cmd.exe	rundll32.exe
PID 1736 wrote to memory of 1696	1736	cmd.exe	rundll32.exe
PID 1696 wrote to memory of 2576	1696	rundll32.exe	AcroRd32.exe
PID 1696 wrote to memory of 2576	1696	rundll32.exe	AcroRd32.exe
PID 1696 wrote to memory of 2576	1696	rundll32.exe	AcroRd32.exe
PID 1696 wrote to memory of 2576	1696	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\shovelnose.deb
1⤵
- Suspicious use of WriteProcessMemory
PID:1736

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\shovelnose.deb
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1696

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\shovelnose.deb"
3⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:2576

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
4a0afc5f0aa3538330c45fa05525fc44

SHA1
db3d1b9687ced9d2fd1c0c80adf911e88a77ff48

SHA256
631333955520a5f5b7ce44fcfb8b353482f49c5eb71c4bea0ba72ba358f4b9bb

SHA512
b8c8b13dd647eb2b1c172a87e7b70d1ff4fc2d10311421e40524b15f7ab97dc0236be896284c154690a2aefcb183ce590a04b469fd38a83a3a9523bca93c295a

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