4554ce7c5fd5d4f4f839e9e12356c22d45890e40955ccb7e0213e40ed1c90f44

Analysis

max time kernel
123s
max time network
129s
platform
windows10-1703_x64
resource
win10-20230915-en
resource tags

arch:x64arch:x86image:win10-20230915-enlocale:en-usos:windows10-1703-x64system
submitted
23-09-2023 07:45

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

4554ce7c5fd5d4f4f839e9e12356c22d45890e40955ccb7e0213e40ed1c90f44.exe
Size

1.8MB
MD5

f3b5642efeb4100b1aad6e1754cc87fd
SHA1

88f1cca253fdcff149f319acb2fe82d0c520fe03
SHA256

4554ce7c5fd5d4f4f839e9e12356c22d45890e40955ccb7e0213e40ed1c90f44
SHA512

df91cd5c84b81e1a81963134bfb10a5442c3aec386bb72cf41242d8d8294a6791458f2384bfa212c8e1fdb19dcab441dbd95b7391d9add5994e068e1b0a3b8d0
SSDEEP

49152:acbz6wFRFC1KS7Tl5LqAP0mhSLXePx2PwjV6O:acbXFCP7XvsXeQ4jVj

Score

7^/10

Malware Config

Signatures

Loads dropped DLL 2 IoCs

pid	Process
1200	rundll32.exe
4544	rundll32.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-844837608-3875958368-2945961404-1000_Classes\Local Settings	4554ce7c5fd5d4f4f839e9e12356c22d45890e40955ccb7e0213e40ed1c90f44.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 996 wrote to memory of 2852	996	4554ce7c5fd5d4f4f839e9e12356c22d45890e40955ccb7e0213e40ed1c90f44.exe	70
PID 996 wrote to memory of 2852	996	4554ce7c5fd5d4f4f839e9e12356c22d45890e40955ccb7e0213e40ed1c90f44.exe	70
PID 996 wrote to memory of 2852	996	4554ce7c5fd5d4f4f839e9e12356c22d45890e40955ccb7e0213e40ed1c90f44.exe	70
PID 2852 wrote to memory of 1200	2852	control.exe	72
PID 2852 wrote to memory of 1200	2852	control.exe	72
PID 2852 wrote to memory of 1200	2852	control.exe	72
PID 1200 wrote to memory of 5020	1200	rundll32.exe	73
PID 1200 wrote to memory of 5020	1200	rundll32.exe	73
PID 5020 wrote to memory of 4544	5020	RunDll32.exe	74
PID 5020 wrote to memory of 4544	5020	RunDll32.exe	74
PID 5020 wrote to memory of 4544	5020	RunDll32.exe	74

C:\Users\Admin\AppData\Local\Temp\4554ce7c5fd5d4f4f839e9e12356c22d45890e40955ccb7e0213e40ed1c90f44.exe
"C:\Users\Admin\AppData\Local\Temp\4554ce7c5fd5d4f4f839e9e12356c22d45890e40955ccb7e0213e40ed1c90f44.exe"
1⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:996
- C:\Windows\SysWOW64\control.exe
  "C:\Windows\System32\control.exe" "C:\Users\Admin\AppData\Local\Temp\EPmLZCCk.cpL",
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2852
- - C:\Windows\SysWOW64\rundll32.exe
    "C:\Windows\system32\rundll32.exe" Shell32.dll,Control_RunDLL "C:\Users\Admin\AppData\Local\Temp\EPmLZCCk.cpL",
    3⤵
    - Loads dropped DLL
    - Suspicious use of WriteProcessMemory
    PID:1200
  - - C:\Windows\system32\RunDll32.exe
      C:\Windows\system32\RunDll32.exe Shell32.dll,Control_RunDLL "C:\Users\Admin\AppData\Local\Temp\EPmLZCCk.cpL",
      4⤵
      Suspicious use of WriteProcessMemory
      PID:5020
    - - C:\Windows\SysWOW64\rundll32.exe
        
        "C:\Windows\SysWOW64\rundll32.exe" "C:\Windows\SysWOW64\shell32.dll",#44 "C:\Users\Admin\AppData\Local\Temp\EPmLZCCk.cpL",
        5⤵
        Loads dropped DLL
        
        PID:4544

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

C:\Users\Admin\AppData\Local\Temp\EPmLZCCk.cpL

Filesize
1.6MB

MD5
bc7c1115bf1be21e25bd9e850687645a

SHA1
78f9cb0d84213282936befd4de5d1a2f022c48b3

SHA256
79dd65d8376b35a4212a01ced74759cd2119dd069e1025d3aa4c9e9bafa7ffd2

SHA512
ef9e1bc95a3c331d9f37775bb31d6ffb98936b39c2e83db8ab21ada5115603cf4641953238810da9e3a24b71f383dbbde25a8123d174af8a11c241b9209cfff6

Download Submit
\Users\Admin\AppData\Local\Temp\EPmLZCCk.cpl

Filesize
1.6MB

MD5
bc7c1115bf1be21e25bd9e850687645a

SHA1
78f9cb0d84213282936befd4de5d1a2f022c48b3

SHA256
79dd65d8376b35a4212a01ced74759cd2119dd069e1025d3aa4c9e9bafa7ffd2

SHA512
ef9e1bc95a3c331d9f37775bb31d6ffb98936b39c2e83db8ab21ada5115603cf4641953238810da9e3a24b71f383dbbde25a8123d174af8a11c241b9209cfff6

Download Submit
\Users\Admin\AppData\Local\Temp\EPmLZCCk.cpl

Filesize
1.6MB

MD5
bc7c1115bf1be21e25bd9e850687645a

SHA1
78f9cb0d84213282936befd4de5d1a2f022c48b3

SHA256
79dd65d8376b35a4212a01ced74759cd2119dd069e1025d3aa4c9e9bafa7ffd2

SHA512
ef9e1bc95a3c331d9f37775bb31d6ffb98936b39c2e83db8ab21ada5115603cf4641953238810da9e3a24b71f383dbbde25a8123d174af8a11c241b9209cfff6

Download Submit
memory/1200-16-0x0000000004B70000-0x0000000004C5B000-memory.dmp

Filesize
940KB

Download
memory/1200-12-0x0000000004A60000-0x0000000004B65000-memory.dmp

Filesize
1.0MB

Download
memory/1200-13-0x0000000004B70000-0x0000000004C5B000-memory.dmp

Filesize
940KB

Download
memory/1200-7-0x0000000000AB0000-0x0000000000AB6000-memory.dmp

Filesize
24KB

Download
memory/1200-17-0x0000000004B70000-0x0000000004C5B000-memory.dmp

Filesize
940KB

Download
memory/1200-8-0x0000000010000000-0x0000000010197000-memory.dmp

Filesize
1.6MB

Download
memory/4544-19-0x0000000002C50000-0x0000000002C56000-memory.dmp

Filesize
24KB

Download
memory/4544-24-0x0000000004D50000-0x0000000004E55000-memory.dmp

Filesize
1.0MB

Download
memory/4544-25-0x0000000004E60000-0x0000000004F4B000-memory.dmp

Filesize
940KB

Download
memory/4544-28-0x0000000004E60000-0x0000000004F4B000-memory.dmp

Filesize
940KB

Download
memory/4544-29-0x0000000004E60000-0x0000000004F4B000-memory.dmp

Filesize
940KB

Download