79c70132d8af494d0debc352db407d99b5c8c83b4484946b8a10be432e8f80b1

Resubmissions

11-06-2023 01:19

230611-bpmdtsgh9z 7

11-06-2023 01:17

230611-bnn62agb96 7

Analysis

max time kernel
150s
max time network
30s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
11-06-2023 01:19

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General

Target

BCLlefteyeclosed_200.emd
Size

8KB
MD5

910b646512a1cb2ee80a2f94d1e0a936
SHA1

2814efc272d7b287b63c89465306733143a9e64f
SHA256

d31213e4f25ff8b21781e786fd89cede5917ef9b3fbe50bdf55d483af136eded
SHA512

f47330e766257b613683dfacad1a1812394b48f9d3c558f486b5a64dad2f1bd3393e7680187c673a974c509c5e57fabc978d2a0b43f31aaefc6c9c2d388e7f57
SSDEEP

192:TBfgXpKaQRKGVJJd/M4fj1YedHcfbcJ+Vn1gYDZbgu5uR4BKUpbhKj7rEIL:TBfg58RKGs4hZdHcOKn1gYDZ75uR49Li

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 10 IoCs

Processes:

rundll32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000_CLASSES\emd_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000_CLASSES\emd_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000_CLASSES\.emd	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000_CLASSES\emd_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000_CLASSES\emd_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\MuiCache	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000_CLASSES\emd_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000_CLASSES\.emd\ = "emd_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000_CLASSES\emd_auto_file\shell\Read	rundll32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

AcroRd32.exe

pid process

824 AcroRd32.exe
824 AcroRd32.exe
824 AcroRd32.exe

pid	process
824	AcroRd32.exe
824	AcroRd32.exe
824	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 928 wrote to memory of 1188	928	cmd.exe	rundll32.exe
PID 928 wrote to memory of 1188	928	cmd.exe	rundll32.exe
PID 928 wrote to memory of 1188	928	cmd.exe	rundll32.exe
PID 1188 wrote to memory of 824	1188	rundll32.exe	AcroRd32.exe
PID 1188 wrote to memory of 824	1188	rundll32.exe	AcroRd32.exe
PID 1188 wrote to memory of 824	1188	rundll32.exe	AcroRd32.exe
PID 1188 wrote to memory of 824	1188	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\BCLlefteyeclosed_200.emd
1⤵
- Suspicious use of WriteProcessMemory
PID:928

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\BCLlefteyeclosed_200.emd
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1188

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\BCLlefteyeclosed_200.emd"
3⤵
- Suspicious use of SetWindowsHookEx
PID:824

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

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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