be11a0524365455c9b82b76f4d8942ad3b2d2fc3e6807aa683042005183cadb4

Analysis

max time kernel
254s
max time network
334s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
24-11-2022 20:56

Target

Debug/DebugPPF.tmp
Size

11KB
MD5

b1e68fabd5c19aaa21de6351554aae2e
SHA1

66e7cf5d041a6ed9252ee4f6104ec0abb57d60b8
SHA256

63909409d9c79950289701c4a58605ea7fcd30703163fce0b4ac81204f0b3cca
SHA512

6e080f64d583e29a503282022ba587eb88903e2cf2bf943f9f9849fedf7f25dbfdeb02fae2803f03acf18b7a2bb37be1a1834e3b5ef7ef9098cfb0ee80a410dd
SSDEEP

192:fXBY6p0nsAXXOZfZz2zgJNGayrKy8pJErK7EuKr3eEohK11pS:PcnFneZz2zE/+rK7EuJ6S

Score

3^/10

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-1-5-21-575491160-2295418218-1540667289-1000_CLASSES\tmp_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-575491160-2295418218-1540667289-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-575491160-2295418218-1540667289-1000_CLASSES\tmp_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-575491160-2295418218-1540667289-1000_CLASSES\.tmp	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-575491160-2295418218-1540667289-1000_CLASSES\.tmp\ = "tmp_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-575491160-2295418218-1540667289-1000_CLASSES\tmp_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-575491160-2295418218-1540667289-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\MuiCache	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-575491160-2295418218-1540667289-1000_CLASSES\tmp_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-575491160-2295418218-1540667289-1000_CLASSES\tmp_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-575491160-2295418218-1540667289-1000_CLASSES\tmp_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

960 AcroRd32.exe
960 AcroRd32.exe
960 AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 1308 wrote to memory of 1848	1308	cmd.exe	rundll32.exe
PID 1308 wrote to memory of 1848	1308	cmd.exe	rundll32.exe
PID 1308 wrote to memory of 1848	1308	cmd.exe	rundll32.exe
PID 1848 wrote to memory of 960	1848	rundll32.exe	AcroRd32.exe
PID 1848 wrote to memory of 960	1848	rundll32.exe	AcroRd32.exe
PID 1848 wrote to memory of 960	1848	rundll32.exe	AcroRd32.exe
PID 1848 wrote to memory of 960	1848	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Debug\DebugPPF.tmp
1⤵
- Suspicious use of WriteProcessMemory
PID:1308

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\Debug\DebugPPF.tmp"
3⤵
- Suspicious use of SetWindowsHookEx
PID:960

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

memory/960-86-0x0000000000000000-mapping.dmp

Download
memory/960-87-0x0000000075CF1000-0x0000000075CF3000-memory.dmp

Filesize
8KB

Download
memory/1308-54-0x000007FEFBAF1000-0x000007FEFBAF3000-memory.dmp

Filesize
8KB

Download
memory/1848-81-0x0000000000000000-mapping.dmp

Download