300703d98eb275b8291e6e1f39a01b76fb23f02d484bc21efa7bc8809a40b21c

Analysis

max time kernel
104s
max time network
159s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
03-10-2022 02:53

Target

300703d98eb275b8291e6e1f39a01b76fb23f02d484bc21efa7bc8809a40b21c.exe
Size

2.4MB
MD5

76aae0d0fb0cf970a481beb95580ebcf
SHA1

73de7aa1e2e2b1cf3f531b48608a62faa859034a
SHA256

300703d98eb275b8291e6e1f39a01b76fb23f02d484bc21efa7bc8809a40b21c
SHA512

90efb9ef333ffd6eb7353a02d90bf96e467aa3ce0afcb09d78498bb37d4946d7dfa53a5604020ae4b18f3da2d0aa7e28e6347e7894c727222850622dd5711d7a
SSDEEP

49152:DloJPMjoO4f13LtQmvS5N2krwqtaqLWWbFQCHTCWCJwhRkuw3R:DloJPM0Og1qmvS5xdtZP2kTCWCJwh4

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
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4892 2624 WerFault.exe 300703d98eb275b8291e6e1f39a01b76fb23f02d484bc21efa7bc8809a40b21c.exe

pid	pid_target	process	target process
4892	2624	WerFault.exe	300703d98eb275b8291e6e1f39a01b76fb23f02d484bc21efa7bc8809a40b21c.exe

Modifies registry class 3 IoCs

Processes:

300703d98eb275b8291e6e1f39a01b76fb23f02d484bc21efa7bc8809a40b21c.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.key\ = "regfile"	300703d98eb275b8291e6e1f39a01b76fb23f02d484bc21efa7bc8809a40b21c.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.key	300703d98eb275b8291e6e1f39a01b76fb23f02d484bc21efa7bc8809a40b21c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.key\	300703d98eb275b8291e6e1f39a01b76fb23f02d484bc21efa7bc8809a40b21c.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

300703d98eb275b8291e6e1f39a01b76fb23f02d484bc21efa7bc8809a40b21c.exe

pid process

2624 300703d98eb275b8291e6e1f39a01b76fb23f02d484bc21efa7bc8809a40b21c.exe

pid	process
2624	300703d98eb275b8291e6e1f39a01b76fb23f02d484bc21efa7bc8809a40b21c.exe

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2624 -s 1228
2⤵
- Program crash
PID:4892

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 2624 -ip 2624
1⤵
PID:4856

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

memory/2624-132-0x0000000000400000-0x0000000000C70000-memory.dmp

Filesize
8.4MB

Download
memory/2624-133-0x0000000002AA0000-0x0000000002AA4000-memory.dmp

Filesize
16KB

Download
memory/2624-134-0x0000000000400000-0x0000000000C70000-memory.dmp

Filesize
8.4MB

Download