4423693e8b8a26a3096c64522b0eb2d8b24845f1737ad98879cdc301c8f5ed01

Analysis

max time kernel
157s
max time network
129s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
28-09-2023 19:15

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General

Target

ports.dat
Size

42KB
MD5

0ee8e8d0002c559e47c11200c0cf0f9e
SHA1

5e833e8d03928337b93be774789b4cfa50395419
SHA256

d5f32b0e2026d1273d8a8797d7166b573394081b705fb87cefdd4a759634165f
SHA512

d140c61173cd618a596154388ee1c21c1a4478a90d95345883e23b1427455767ea7a6d83b42c5ef38199364fcb7dd4d23b1107e2e7ef7965f8170c8be5b412b3
SSDEEP

768:sDEvjTkkOVH8mX1qpH3Zgxl/UnlqNrSoFzAkmY2Zx5GaQX9DeNkubt+O:sQ8kO98mXYHpIBtxAkmY2ZiUzbtv

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-1-5-21-3185155662-718608226-894467740-1000_CLASSES\.dat\ = "dat_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000_CLASSES\dat_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000_CLASSES\dat_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000_CLASSES\dat_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000_CLASSES\dat_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000_CLASSES\dat_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000_CLASSES\dat_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000_CLASSES\.dat	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid process

2676 AcroRd32.exe
Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

AcroRd32.exe

pid process

2676 AcroRd32.exe
2676 AcroRd32.exe
2676 AcroRd32.exe

pid	process
2676	AcroRd32.exe

pid	process
2676	AcroRd32.exe
2676	AcroRd32.exe
2676	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 1192 wrote to memory of 2004	1192	cmd.exe	rundll32.exe
PID 1192 wrote to memory of 2004	1192	cmd.exe	rundll32.exe
PID 1192 wrote to memory of 2004	1192	cmd.exe	rundll32.exe
PID 2004 wrote to memory of 2676	2004	rundll32.exe	AcroRd32.exe
PID 2004 wrote to memory of 2676	2004	rundll32.exe	AcroRd32.exe
PID 2004 wrote to memory of 2676	2004	rundll32.exe	AcroRd32.exe
PID 2004 wrote to memory of 2676	2004	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\ports.dat
1⤵
- Suspicious use of WriteProcessMemory
PID:1192

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\ports.dat
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2004

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\ports.dat"
3⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:2676

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
cd51de6e9d084fb534dddae65802564a

SHA1
48c2e4e164e9b62e92e577e06d4cb63b03aab482

SHA256
4d60248540bc93ac97438862572c96fccd56736417526699d7fdcca20ccd9f74

SHA512
e24ffbfe527bf094c5b7db1054c68c4a0867ac255f0605e858c85919d3c040553e149bdfc71c535c7deed6ca2bc6194d06daf5d29c65cc89433710494d91b1e5

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