11b8c4952ae2770c39a4c3697bf422adbdfd75baa803064c4ed0837a0a9b690a

Analysis

max time kernel
16s
max time network
17s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
11/07/2024, 06:57

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General

Target

2024-07-11_8cb8cff47b84554fe4f21bdf180cb92f_mbrlock_xiaoba.exe
Size

1.2MB
MD5

8cb8cff47b84554fe4f21bdf180cb92f
SHA1

dad4703bb3fbb61a3fbfc3dd8e19a766f0e30681
SHA256

11b8c4952ae2770c39a4c3697bf422adbdfd75baa803064c4ed0837a0a9b690a
SHA512

34304194550e64a315634d36d33827bfa5f69dca2ca847059b00c53aae18912c807f51d4ad06a3f1e2797e9759dacfd8d15af91a9ec3c8dc7f5bf74551da7986
SSDEEP

24576:HbZE7ZDFmpXliM0Q73deojF9BNJHW/1puRTZiUyt4uf:HHGQ7D9BmtpuRIn

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2232	1736	WerFault.exe	28

Gathers network information 2 TTPs 2 IoCs

Uses commandline utility to view network configuration.

System Information Discovery

T1082

Command and Scripting Interpreter

T1059

pid	Process
2324	NETSTAT.EXE
1948	NETSTAT.EXE

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1736	2024-07-11_8cb8cff47b84554fe4f21bdf180cb92f_mbrlock_xiaoba.exe
1736	2024-07-11_8cb8cff47b84554fe4f21bdf180cb92f_mbrlock_xiaoba.exe
1736	2024-07-11_8cb8cff47b84554fe4f21bdf180cb92f_mbrlock_xiaoba.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2324	NETSTAT.EXE
Token: SeDebugPrivilege	1948	NETSTAT.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1736	2024-07-11_8cb8cff47b84554fe4f21bdf180cb92f_mbrlock_xiaoba.exe
1736	2024-07-11_8cb8cff47b84554fe4f21bdf180cb92f_mbrlock_xiaoba.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 1736 wrote to memory of 2064	1736	2024-07-11_8cb8cff47b84554fe4f21bdf180cb92f_mbrlock_xiaoba.exe	29
PID 1736 wrote to memory of 2064	1736	2024-07-11_8cb8cff47b84554fe4f21bdf180cb92f_mbrlock_xiaoba.exe	29
PID 1736 wrote to memory of 2064	1736	2024-07-11_8cb8cff47b84554fe4f21bdf180cb92f_mbrlock_xiaoba.exe	29
PID 1736 wrote to memory of 2064	1736	2024-07-11_8cb8cff47b84554fe4f21bdf180cb92f_mbrlock_xiaoba.exe	29
PID 2064 wrote to memory of 2324	2064	cmd.exe	31
PID 2064 wrote to memory of 2324	2064	cmd.exe	31
PID 2064 wrote to memory of 2324	2064	cmd.exe	31
PID 2064 wrote to memory of 2324	2064	cmd.exe	31
PID 1736 wrote to memory of 2336	1736	2024-07-11_8cb8cff47b84554fe4f21bdf180cb92f_mbrlock_xiaoba.exe	32
PID 1736 wrote to memory of 2336	1736	2024-07-11_8cb8cff47b84554fe4f21bdf180cb92f_mbrlock_xiaoba.exe	32
PID 1736 wrote to memory of 2336	1736	2024-07-11_8cb8cff47b84554fe4f21bdf180cb92f_mbrlock_xiaoba.exe	32
PID 1736 wrote to memory of 2336	1736	2024-07-11_8cb8cff47b84554fe4f21bdf180cb92f_mbrlock_xiaoba.exe	32
PID 2336 wrote to memory of 1948	2336	cmd.exe	34
PID 2336 wrote to memory of 1948	2336	cmd.exe	34
PID 2336 wrote to memory of 1948	2336	cmd.exe	34
PID 2336 wrote to memory of 1948	2336	cmd.exe	34
PID 1736 wrote to memory of 2232	1736	2024-07-11_8cb8cff47b84554fe4f21bdf180cb92f_mbrlock_xiaoba.exe	35
PID 1736 wrote to memory of 2232	1736	2024-07-11_8cb8cff47b84554fe4f21bdf180cb92f_mbrlock_xiaoba.exe	35
PID 1736 wrote to memory of 2232	1736	2024-07-11_8cb8cff47b84554fe4f21bdf180cb92f_mbrlock_xiaoba.exe	35
PID 1736 wrote to memory of 2232	1736	2024-07-11_8cb8cff47b84554fe4f21bdf180cb92f_mbrlock_xiaoba.exe	35

C:\Users\Admin\AppData\Local\Temp\2024-07-11_8cb8cff47b84554fe4f21bdf180cb92f_mbrlock_xiaoba.exe
"C:\Users\Admin\AppData\Local\Temp\2024-07-11_8cb8cff47b84554fe4f21bdf180cb92f_mbrlock_xiaoba.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1736
- C:\Windows\SysWOW64\cmd.exe
  /c netstat -an
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2064
- - C:\Windows\SysWOW64\NETSTAT.EXE
    netstat -an
    3⤵
    - Gathers network information
    - Suspicious use of AdjustPrivilegeToken
    PID:2324
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c netstat -an
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2336
- - C:\Windows\SysWOW64\NETSTAT.EXE
    netstat -an
    3⤵
    - Gathers network information
    - Suspicious use of AdjustPrivilegeToken
    PID:1948
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1736 -s 832
  2⤵
  - Program crash
  PID:2232

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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