aa1020de6275c56d118a7811ed6b32289dd83a5dda40b73f95868d1e88dcd0ef

Analysis

max time kernel
156s
max time network
165s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
25/11/2022, 12:31

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

aa1020de6275c56d118a7811ed6b32289dd83a5dda40b73f95868d1e88dcd0ef.exe
Size

1.8MB
MD5

1b6b866e02a945b4526de5f5a77772e3
SHA1

c29b1e502a13976ec60a23cdcd9c337fdd10941a
SHA256

aa1020de6275c56d118a7811ed6b32289dd83a5dda40b73f95868d1e88dcd0ef
SHA512

e9b987ba4e425a75740387c57a579dfa21b57feb7e05b66b748eed80093210cab0ee5aeacb06bdbe8d63293cf31c066377430968c13ef79911da13efb91fee9d
SSDEEP

24576:DueR0gTo4GNmYsM1bgkv+0d5wV0vOVyNzKRBehm9dN3YvandAk+hr7/SQvsp:DTw4HDkW0dXOVsYs8dFYvanGVhr7qp

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/1964-132-0x0000000010000000-0x0000000010040000-memory.dmp	upx
behavioral2/memory/1964-136-0x0000000010000000-0x0000000010040000-memory.dmp	upx
behavioral2/memory/1964-137-0x0000000010000000-0x0000000010040000-memory.dmp	upx

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\PastGmqER.sys	aa1020de6275c56d118a7811ed6b32289dd83a5dda40b73f95868d1e88dcd0ef.exe

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

pid	pid_target	Process	procid_target
1044	1964	WerFault.exe	78

Suspicious behavior: LoadsDriver 2 IoCs

pid	Process
648	Process not Found
648	Process not Found

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1964	aa1020de6275c56d118a7811ed6b32289dd83a5dda40b73f95868d1e88dcd0ef.exe
1964	aa1020de6275c56d118a7811ed6b32289dd83a5dda40b73f95868d1e88dcd0ef.exe

C:\Users\Admin\AppData\Local\Temp\aa1020de6275c56d118a7811ed6b32289dd83a5dda40b73f95868d1e88dcd0ef.exe
"C:\Users\Admin\AppData\Local\Temp\aa1020de6275c56d118a7811ed6b32289dd83a5dda40b73f95868d1e88dcd0ef.exe"
1⤵
- Drops file in System32 directory
- Suspicious use of SetWindowsHookEx
PID:1964
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1964 -s 804
  2⤵
  - Program crash
  PID:1044

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 1964 -ip 1964
1⤵
PID:2728

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1964-132-0x0000000010000000-0x0000000010040000-memory.dmp

Filesize
256KB

Download
memory/1964-136-0x0000000010000000-0x0000000010040000-memory.dmp

Filesize
256KB

Download
memory/1964-137-0x0000000010000000-0x0000000010040000-memory.dmp

Filesize
256KB

Download