ab8d70a60ce0fba1355fad4edab88fd4d1bccc566b230998180183d1d776992b

Resubmissions

17-07-2023 13:28

230717-qqyktacb83 1

17-07-2023 13:27

230717-qqh55ach5y 1

11-10-2022 07:35

221011-jetzxsceel 3

Analysis

max time kernel
145s
max time network
49s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
11-10-2022 07:35

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Report Analysis Logs

General

Target

_metadata/verified_contents.json
Size

1KB
MD5

015cc8bea4a6a775af3080882f5d9455
SHA1

e3728a7b6a32044fdace9f7fc447997fde32fb18
SHA256

dcd27659e8c9be4f9130b1caa328162d305544d9799ef0a0675085a962cf7578
SHA512

f6c8fec2deb717f361e77117f6feabbf9b26eace7402957d7d312f334a82176ad44dac1a4124af004c7ca6f3f6b73124740289b9570a85354db3c1047751f237

Score

3^/10

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Modifies registry class 2 IoCs

Processes:

rundll32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\MuiCache	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

rundll32.exe

pid process

1648 rundll32.exe

pid	process
1648	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

cmd.exe

description	pid	process	target process
PID 1468 wrote to memory of 1648	1468	cmd.exe	rundll32.exe
PID 1468 wrote to memory of 1648	1468	cmd.exe	rundll32.exe
PID 1468 wrote to memory of 1648	1468	cmd.exe	rundll32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\_metadata\verified_contents.json
1⤵
- Suspicious use of WriteProcessMemory
PID:1468

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\_metadata\verified_contents.json
2⤵
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
PID:1648

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

Replay Monitor

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Downloads

memory/1468-54-0x000007FEFC5A1000-0x000007FEFC5A3000-memory.dmp

Filesize
8KB

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memory/1648-76-0x0000000000000000-mapping.dmp

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