8b060967d5044a8509c32eb68ecc6eebcad6312af8bb1697576ea7a3ffd34110

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
10-05-2024 00:48

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General

Target

QwbpjvdmTA.au3
Size

2.2MB
MD5

95b8ceebbd6e983914a13c1cd774028a
SHA1

73cdad09f5b90124e8f715c58b10efb3dd9a1b5b
SHA256

d3590bf0017815f77bd286b4c47f186832ab2b48f123f95ca4cbc25b95ff8ef3
SHA512

f76ec2761688efeefc3544c84130eb712c7b206b635716d5762d920ff5b0b1a4438799d3ec0a28855908f41d370f72a65b144bff498fa9da31eb837d028f0d94
SSDEEP

24576:fssXebF9P9ormt/xdpeuJrOAYWKREmtSgbJlLclJWhnX1xTtsvOCvL3OdgT+c96t:18PAmSdAJmcuLLclJgXrI5nqc9UJrOl6

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-1-5-21-268080393-3149932598-1824759070-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\au3_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\au3_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\au3_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\au3_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\au3_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\.au3	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\.au3\ = "au3_auto_file"	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\au3_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid process

2652 AcroRd32.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

AcroRd32.exe

pid process

2652 AcroRd32.exe
2652 AcroRd32.exe

pid	process
2652	AcroRd32.exe

pid	process
2652	AcroRd32.exe
2652	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 1700 wrote to memory of 2628	1700	cmd.exe	rundll32.exe
PID 1700 wrote to memory of 2628	1700	cmd.exe	rundll32.exe
PID 1700 wrote to memory of 2628	1700	cmd.exe	rundll32.exe
PID 2628 wrote to memory of 2652	2628	rundll32.exe	AcroRd32.exe
PID 2628 wrote to memory of 2652	2628	rundll32.exe	AcroRd32.exe
PID 2628 wrote to memory of 2652	2628	rundll32.exe	AcroRd32.exe
PID 2628 wrote to memory of 2652	2628	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\QwbpjvdmTA.au3
1⤵
- Suspicious use of WriteProcessMemory
PID:1700

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\QwbpjvdmTA.au3
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2628

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\QwbpjvdmTA.au3"
3⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:2652

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
7933be24713e54732f1cc3f8fd2975a1

SHA1
a8cf108ea7aec5e37a0dd02a9b4e1135a4600eeb

SHA256
bf4b3d06f06ead633a1a3c0b96dfab70777f9a28f3b7af6f5cbb216f3567cca4

SHA512
d0fb9c9edf348bc4f4f830ade769e1866fba764f2bd9373d63efa30c5123a9389e2e4d003a877d666efe6d1c0601cb723760520420c673d27448042ae27a9a78

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