b4588feacc183cd5a089f9bb950827b75df04bd5a6e67c95ff258e4a34aa0d72

Resubmissions

03/10/2024, 09:28

241003-lfchdazbke 10

19/03/2024, 19:04

240319-xq2qsscd52 10

Analysis

max time kernel
85s
max time network
89s
platform
windows11-21h2_x64
resource
win11-20240214-en
resource tags

arch:x64arch:x86image:win11-20240214-enlocale:en-usos:windows11-21h2-x64system
submitted
19/03/2024, 19:04

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General

Target

b4588feacc183cd5a089f9bb950827b75df04bd5a6e67c95ff258e4a34aa0d72.dll
Size

1.2MB
MD5

92fbdfccf6a63acef2743631d16652a7
SHA1

971968b1378dd89d59d7f84bf92f16fc68664506
SHA256

b4588feacc183cd5a089f9bb950827b75df04bd5a6e67c95ff258e4a34aa0d72
SHA512

b8ea216d4a59d8858fd4128abb555f8dcf3acca9138e663b488f09dc5200db6dc11ecc235a355e801145bbbb44d7beac6147949d75d78b32fe9cfd2fa200d117
SSDEEP

24576:ZvkQL6YY4wMPSYZofkf0Gh6Pi41+a9uyP5dgg/l+yC7:ZsMPSYcS5wPi095PbgWl

Score

8^/10

spyware stealer

Malware Config

Signatures

Blocklisted process makes network request 1 IoCs

flow	pid	Process
1	3948	rundll32.exe

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
3948	rundll32.exe
3948	rundll32.exe
3948	rundll32.exe
3948	rundll32.exe
3948	rundll32.exe
3948	rundll32.exe
3948	rundll32.exe
3948	rundll32.exe
3948	rundll32.exe
3948	rundll32.exe
2288	powershell.exe
2288	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2288	powershell.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3948 wrote to memory of 3560	3948	rundll32.exe	76
PID 3948 wrote to memory of 3560	3948	rundll32.exe	76
PID 3948 wrote to memory of 2288	3948	rundll32.exe	78
PID 3948 wrote to memory of 2288	3948	rundll32.exe	78

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b4588feacc183cd5a089f9bb950827b75df04bd5a6e67c95ff258e4a34aa0d72.dll,#1
1⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3948
- C:\Windows\system32\netsh.exe
  netsh wlan show profiles
  2⤵
  PID:3560
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell -Command Compress-Archive -Path 'C:\Users\Admin\AppData\Local\Temp\_Files_\' -DestinationPath 'C:\Users\Admin\AppData\Local\Temp\567984660271_Desktop.zip' -CompressionLevel Optimal
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2288

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_cyxgp041.oxc.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/2288-5-0x00000222FE600000-0x00000222FE622000-memory.dmp

Filesize
136KB

Download
memory/2288-9-0x00007FF993DA0000-0x00007FF994862000-memory.dmp

Filesize
10.8MB

Download
memory/2288-10-0x0000022298800000-0x0000022298810000-memory.dmp

Filesize
64KB

Download
memory/2288-11-0x00000222FE630000-0x00000222FE642000-memory.dmp

Filesize
72KB

Download
memory/2288-12-0x00000222FE5E0000-0x00000222FE5EA000-memory.dmp

Filesize
40KB

Download
memory/2288-18-0x00007FF993DA0000-0x00007FF994862000-memory.dmp

Filesize
10.8MB

Download