8c68d04eaf5388f87d6c05d202f53fe3c366f84ee08092d14aa4a00d66a6b760

Resubmissions

18-07-2023 21:01

230718-ztxmcsdh96 10

18-07-2023 21:00

230718-zte3baeg4y 10

Analysis

max time kernel
9s
max time network
13s
platform
windows10-1703_x64
resource
win10-20230703-en
resource tags

arch:x64arch:x86image:win10-20230703-enlocale:en-usos:windows10-1703-x64system
submitted
18-07-2023 21:00

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Report Analysis Logs

General

Target

b3d7005a06021286c84ed7f8293cba966e0137df769e80579df7f3c6a2d3c1f3.dll
Size

335KB
MD5

a637c909097b250da561b12ae33e7486
SHA1

f71cc41357814b5c3b132aaaedd6a24ebbd0c102
SHA256

b3d7005a06021286c84ed7f8293cba966e0137df769e80579df7f3c6a2d3c1f3
SHA512

a02a4244947a3ca24d65a356b8ae405b4620884d033d29570a411c539f6e55eca0c579ab3b61de9a14e4eaec66417e57974ee7b28bb03e2728c359cef3168ce3
SSDEEP

6144:R1VH+po6EJ5IYW6eBveHVK8PNEt1ZJr0HkT7Npvm7sbnTH7Mx:3d4oR+YImEx/gkThp0wnTHYx

Score

8^/10

Malware Config

Signatures

Blocklisted process makes network request 1 IoCs

Processes:

rundll32.exe

flow pid process

2 928 rundll32.exe
Drops file in Windows directory 1 IoCs

Processes:

rundll32.exe

description ioc process

File created C:\Windows\Tasks\NvTmRep_CrashReport4_{ B2FE1952 - 0186 - 46H3 - BAHC - A80AA35AH5B8 }.job rundll32.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

flow	pid	process
2	928	rundll32.exe

description	ioc	process
File created	C:\Windows\Tasks\NvTmRep_CrashReport4_{ B2FE1952 - 0186 - 46H3 - BAHC - A80AA35AH5B8 }.job	rundll32.exe

Suspicious behavior: EnumeratesProcesses 40 IoCs

Processes:

rundll32.exe

pid	process
928	rundll32.exe
928	rundll32.exe
928	rundll32.exe
928	rundll32.exe
928	rundll32.exe
928	rundll32.exe
928	rundll32.exe
928	rundll32.exe
928	rundll32.exe
928	rundll32.exe
928	rundll32.exe
928	rundll32.exe
928	rundll32.exe
928	rundll32.exe
928	rundll32.exe
928	rundll32.exe
928	rundll32.exe
928	rundll32.exe
928	rundll32.exe
928	rundll32.exe
928	rundll32.exe
928	rundll32.exe
928	rundll32.exe
928	rundll32.exe
928	rundll32.exe
928	rundll32.exe
928	rundll32.exe
928	rundll32.exe
928	rundll32.exe
928	rundll32.exe
928	rundll32.exe
928	rundll32.exe
928	rundll32.exe
928	rundll32.exe
928	rundll32.exe
928	rundll32.exe
928	rundll32.exe
928	rundll32.exe
928	rundll32.exe
928	rundll32.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2128 wrote to memory of 928	2128	rundll32.exe	rundll32.exe
PID 2128 wrote to memory of 928	2128	rundll32.exe	rundll32.exe
PID 2128 wrote to memory of 928	2128	rundll32.exe	rundll32.exe
PID 928 wrote to memory of 2464	928	rundll32.exe	cmd.exe
PID 928 wrote to memory of 2464	928	rundll32.exe	cmd.exe
PID 928 wrote to memory of 2464	928	rundll32.exe	cmd.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b3d7005a06021286c84ed7f8293cba966e0137df769e80579df7f3c6a2d3c1f3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2128
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\b3d7005a06021286c84ed7f8293cba966e0137df769e80579df7f3c6a2d3c1f3.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Drops file in Windows directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:928
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /C nltest /domain_trusts > C:\ProgramData\TMPUSER.DAT
    3⤵
    PID:2464

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

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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