c6bdb19cce73130173c6eff7961f220359c6006dd9936111eeae25975c26773c

Analysis

max time kernel
149s
max time network
34s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
10-06-2023 20:45

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General

Target

LocalizedStrings_de.json
Size

367KB
MD5

d30e87f5827296b31d564b825ea958e7
SHA1

e4bac83b24cb333281fa510b135b0ca0386d4bf3
SHA256

933b0c75fd24a2bacb4959b08392277d25b9f7530cdf74d8ef2ac823051f1251
SHA512

4e631ebf73605663863da35d63d9dbad5c7d5733962e35e5008790a0e64db98777b5adf0556fa1feebd7d867de9f51071c74fa9183efbfcb9d7b99f9c931dc48
SSDEEP

6144:Y3HPSyyCkjzIbKqMwLGttqZMiOHzXrBCGXXo:Yf4Ckjze2pikBCYXo

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-1-5-21-3499517378-2376672570-1134980332-1000_CLASSES\json_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000_CLASSES\json_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000_CLASSES\json_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000_CLASSES\json_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000_CLASSES\.json	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000_CLASSES\.json\ = "json_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000_CLASSES\json_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000_CLASSES\json_auto_file\shell	rundll32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

AcroRd32.exe

pid process

1916 AcroRd32.exe
1916 AcroRd32.exe
1916 AcroRd32.exe

pid	process
1916	AcroRd32.exe
1916	AcroRd32.exe
1916	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 1228 wrote to memory of 440	1228	cmd.exe	rundll32.exe
PID 1228 wrote to memory of 440	1228	cmd.exe	rundll32.exe
PID 1228 wrote to memory of 440	1228	cmd.exe	rundll32.exe
PID 440 wrote to memory of 1916	440	rundll32.exe	AcroRd32.exe
PID 440 wrote to memory of 1916	440	rundll32.exe	AcroRd32.exe
PID 440 wrote to memory of 1916	440	rundll32.exe	AcroRd32.exe
PID 440 wrote to memory of 1916	440	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\LocalizedStrings_de.json
1⤵
- Suspicious use of WriteProcessMemory
PID:1228

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\LocalizedStrings_de.json
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:440

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\LocalizedStrings_de.json"
3⤵
- Suspicious use of SetWindowsHookEx
PID:1916

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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