8c5977a93001297bb5c08cc6493d4b0c0c25bb7f394378d6bde8e508a3d85bc4

Resubmissions

21-03-2023 19:47

230321-yhz3nseg6v 10

21-03-2023 17:44

230321-wbegaacc73 10

Analysis

max time kernel
154s
max time network
34s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
21-03-2023 17:44

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General

Target

OneLaunch\5.3.5\chromium\v8_context_snapshot.bin
Size

591KB
MD5

5f15f9f714c5dc281bdd99472cd9757b
SHA1

188b8e1baeaa68a213d8fead9b2bdb2fc5aa04c6
SHA256

8907787d21b78c6ce5aebd16009cdee9a12509c33bfae39380cc879a9666c436
SHA512

3159ab1c03e08a58556710f5e3bdc4099607fcc0d1486a31cffb899add5998498455f6db97a7a4447fd6c6fb7c6a16fe5f5dc2e690be38f15e2a0e5443813d28
SSDEEP

6144:MCp0KewbnioonOTRerLcR8TUplGw563PyoQ8pafSeOv8I72w3JFjN:LxBW+3wwY3vQ8MOv8M3J5N

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 10 IoCs

Processes:

rundll32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000_CLASSES\bin_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000_CLASSES\bin_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\MuiCache	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000_CLASSES\bin_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000_CLASSES\bin_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000_CLASSES\.bin	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000_CLASSES\.bin\ = "bin_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000_CLASSES\bin_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000_CLASSES\bin_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

AcroRd32.exe

pid process

1812 AcroRd32.exe
1812 AcroRd32.exe
1812 AcroRd32.exe

pid	process
1812	AcroRd32.exe
1812	AcroRd32.exe
1812	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 1204 wrote to memory of 268	1204	cmd.exe	rundll32.exe
PID 1204 wrote to memory of 268	1204	cmd.exe	rundll32.exe
PID 1204 wrote to memory of 268	1204	cmd.exe	rundll32.exe
PID 268 wrote to memory of 1812	268	rundll32.exe	AcroRd32.exe
PID 268 wrote to memory of 1812	268	rundll32.exe	AcroRd32.exe
PID 268 wrote to memory of 1812	268	rundll32.exe	AcroRd32.exe
PID 268 wrote to memory of 1812	268	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\OneLaunch\5.3.5\chromium\v8_context_snapshot.bin
1⤵
- Suspicious use of WriteProcessMemory
PID:1204

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\OneLaunch\5.3.5\chromium\v8_context_snapshot.bin
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:268

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\OneLaunch\5.3.5\chromium\v8_context_snapshot.bin"
3⤵
- Suspicious use of SetWindowsHookEx
PID:1812

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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