c148c4ae4e093b3653496766f69a01b2fff54fce595836e71373efc8e4ee6794

Analysis

max time kernel
150s
max time network
33s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
09-06-2023 18:41

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General

Target

audience_network.dex
Size

3.2MB
MD5

692c6b1b89702297c59bd34c4bd1fa53
SHA1

f38cac946f03d7e869018acbdfe0ed272e11b106
SHA256

920e465a87a2409fc8d7186ea4e319c613c04d156bec75e8b91cb4d07b1deb75
SHA512

927048402fb314ef2624776b27317a6f996ea6b3d697d66b8b213d5be9559f24ae0dca8d2f8a9350d32310b8cab071933936640641d297ba522b3af60424df63
SSDEEP

49152:2I4+6Ptxu5kKKrpTdFLFlDLjvj44ZF3I2BFC3JXbPw/Rm:e+otxhawJm

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-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\.dex	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\.dex\ = "dex_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\dex_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\dex_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\dex_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\dex_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\dex_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\dex_auto_file	rundll32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

AcroRd32.exe

pid process

708 AcroRd32.exe
708 AcroRd32.exe
708 AcroRd32.exe

pid	process
708	AcroRd32.exe
708	AcroRd32.exe
708	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 1264 wrote to memory of 1840	1264	cmd.exe	rundll32.exe
PID 1264 wrote to memory of 1840	1264	cmd.exe	rundll32.exe
PID 1264 wrote to memory of 1840	1264	cmd.exe	rundll32.exe
PID 1840 wrote to memory of 708	1840	rundll32.exe	AcroRd32.exe
PID 1840 wrote to memory of 708	1840	rundll32.exe	AcroRd32.exe
PID 1840 wrote to memory of 708	1840	rundll32.exe	AcroRd32.exe
PID 1840 wrote to memory of 708	1840	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\audience_network.dex
1⤵
- Suspicious use of WriteProcessMemory
PID:1264

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\audience_network.dex
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1840

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\audience_network.dex"
3⤵
- Suspicious use of SetWindowsHookEx
PID:708

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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