4cdc911bb206b07ffa54e9c2dbc65ea52ff5686fea579a5b63e1732066e5855a

Analysis

max time kernel
45s
max time network
49s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
27/11/2022, 06:00

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

4cdc911bb206b07ffa54e9c2dbc65ea52ff5686fea579a5b63e1732066e5855a.exe
Size

2.9MB
MD5

1752956a2c077ed5980886b28e6a91fb
SHA1

1fdaa10c7ca65f1cb06002892aa41660ebb87f68
SHA256

4cdc911bb206b07ffa54e9c2dbc65ea52ff5686fea579a5b63e1732066e5855a
SHA512

7a03b5d66d722f0048757e51be5694e77abdaa71b72fef64b6b45cb157ed50c0a453e5942c36d1cf5ca15d0f8c2f438756d8e677da7bdcbf940f1e58b0e50947
SSDEEP

49152:EGM4GOrnHwDQSkRfYNjX5+nCi1a67GV+d4L28hUZzqmZxPHvLm48fXq7Nh:RDGnkRWN+Ci067DeL2iUZz9ZdvyjfXM/

Score

7^/10

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
2020	4cdc911bb206b07ffa54e9c2dbc65ea52ff5686fea579a5b63e1732066e5855a.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
936	2020	WerFault.exe	27

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2020	4cdc911bb206b07ffa54e9c2dbc65ea52ff5686fea579a5b63e1732066e5855a.exe
2020	4cdc911bb206b07ffa54e9c2dbc65ea52ff5686fea579a5b63e1732066e5855a.exe
2020	4cdc911bb206b07ffa54e9c2dbc65ea52ff5686fea579a5b63e1732066e5855a.exe
2020	4cdc911bb206b07ffa54e9c2dbc65ea52ff5686fea579a5b63e1732066e5855a.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2020 wrote to memory of 936	2020	4cdc911bb206b07ffa54e9c2dbc65ea52ff5686fea579a5b63e1732066e5855a.exe	28
PID 2020 wrote to memory of 936	2020	4cdc911bb206b07ffa54e9c2dbc65ea52ff5686fea579a5b63e1732066e5855a.exe	28
PID 2020 wrote to memory of 936	2020	4cdc911bb206b07ffa54e9c2dbc65ea52ff5686fea579a5b63e1732066e5855a.exe	28
PID 2020 wrote to memory of 936	2020	4cdc911bb206b07ffa54e9c2dbc65ea52ff5686fea579a5b63e1732066e5855a.exe	28

C:\Users\Admin\AppData\Local\Temp\4cdc911bb206b07ffa54e9c2dbc65ea52ff5686fea579a5b63e1732066e5855a.exe
"C:\Users\Admin\AppData\Local\Temp\4cdc911bb206b07ffa54e9c2dbc65ea52ff5686fea579a5b63e1732066e5855a.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2020
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2020 -s 460
  2⤵
  - Program crash
  PID:936

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

\Users\Admin\AppData\Local\Temp\11282257230\LZMA.dll

Filesize
67KB

MD5
d0f2416807f04c559e6394a0a4c7f1d1

SHA1
7df43ffa3716156d282b1e37d12dd1122f0a762c

SHA256
0fe6a869cf220769a058f8d281f272ef72669e3587673e52b53f3f9650dcf1fc

SHA512
8199c967ad813216f2ef3094a7614c9ccc95d35a817fc685cb7823f36cc97f0279bddd0ec0bb8f07ee2445476aaea35548516841ee9cde53a8be395515457799

Download Submit
memory/2020-54-0x00000000756B1000-0x00000000756B3000-memory.dmp

Filesize
8KB

Download