a7d2ea641dbc8e50000e6b42c9cca200fa25d5e37ddd1857eb489795ab5564ee

Analysis

max time kernel
121s
max time network
121s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
27-06-2024 13:35

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General

Target

Beskikningers/Misaimed.vin
Size

20KB
MD5

b326cb8d03a7af828a6347addcb5a9d1
SHA1

1f7f57aa5763b004d3198597eb80208aa0e93570
SHA256

a9cd23eb35c039440bde74a206ac3613b52fd667aa1484125587e61c79912dfc
SHA512

57999de9a99336db3a7b9aff3c69295bda2514374187e0b0c0082f21b68101530b17a0d5a23157584303c505f82c3d441360b91649a39ec2a20ca6d890e8d126
SSDEEP

384:lUOZNanrJF8+6XhYz5zYHsP9R/wWb1ml2EM:JiT8+MadPEWJOc

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
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\vin_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\vin_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\.vin	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\.vin\ = "vin_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\vin_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\vin_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\vin_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\vin_auto_file\	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid process

2800 AcroRd32.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

AcroRd32.exe

pid process

2800 AcroRd32.exe
2800 AcroRd32.exe

pid	process
2800	AcroRd32.exe

pid	process
2800	AcroRd32.exe
2800	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 1888 wrote to memory of 2056	1888	cmd.exe	rundll32.exe
PID 1888 wrote to memory of 2056	1888	cmd.exe	rundll32.exe
PID 1888 wrote to memory of 2056	1888	cmd.exe	rundll32.exe
PID 2056 wrote to memory of 2800	2056	rundll32.exe	AcroRd32.exe
PID 2056 wrote to memory of 2800	2056	rundll32.exe	AcroRd32.exe
PID 2056 wrote to memory of 2800	2056	rundll32.exe	AcroRd32.exe
PID 2056 wrote to memory of 2800	2056	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Beskikningers\Misaimed.vin
1⤵
- Suspicious use of WriteProcessMemory
PID:1888

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Beskikningers\Misaimed.vin
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2056

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\Beskikningers\Misaimed.vin"
3⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:2800

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents
Filesize
3KB

MD5
b9145c99dce7625fafabc761a99074ad

SHA1
f91652e0945033d57d7ecb0965e155dd5f33ac4b

SHA256
499afe10c88653f12dd20e863053a8c52a95456ea98b75ae4657ffddc1194d58

SHA512
7ccf12373228a9c3466a64c40af282381ab0c2054699b5790ff2a895bd9f5e4bb225931039e6336c0d7eb3176ed0ea7d7d86f78bdd8eedfe61dfa74ecfba53b5

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