a799783600bfc7c93074b7eace12f1ba2aed930e2beb67388e5b2158fe0b5ef6

Analysis

max time kernel
142s
max time network
122s
platform
windows7_x64
resource
win7-20240611-en
resource tags

arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
submitted
29-06-2024 20:42

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General

Target

laughpayload.bat
Size

100B
MD5

3bada8849c3a612980f0b6f75b630787
SHA1

1fb4f4b180537af49eecd70ea023eb01f328f6d1
SHA256

b708fdb7f8d91672db22da4909e74743571865ef48258be5722fe26a9a35004a
SHA512

d70906d40be86e787a020a833511a763ccb8b428f737e44452093538bde3b3c239ca64c03495f7511ee8714c6aa1ca98d6a83f7bac5f141e5c7f6b0428acf1bc

Score

8^/10

execution upx

Malware Config

Signatures

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
1412	powershell.exe

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral5/memory/2640-11-0x0000000000400000-0x000000000041B000-memory.dmp	upx
behavioral5/memory/2640-13-0x0000000000400000-0x000000000041B000-memory.dmp	upx

Suspicious behavior: CmdExeWriteProcessMemorySpam 1 IoCs

pid	Process
2640	nircmd.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1412	powershell.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2640	nircmd.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1412	powershell.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2944 wrote to memory of 1412	2944	cmd.exe	29
PID 2944 wrote to memory of 1412	2944	cmd.exe	29
PID 2944 wrote to memory of 1412	2944	cmd.exe	29
PID 2944 wrote to memory of 2640	2944	cmd.exe	30
PID 2944 wrote to memory of 2640	2944	cmd.exe	30
PID 2944 wrote to memory of 2640	2944	cmd.exe	30
PID 2944 wrote to memory of 2640	2944	cmd.exe	30

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\laughpayload.bat"
1⤵
- Suspicious use of WriteProcessMemory
PID:2944
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell -window hidden -command
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1412
- C:\Users\Admin\AppData\Local\Temp\nircmd.exe
  nircmd mediaplay 100000000000000000000000 "laugh.mp3"
  2⤵
  - Suspicious behavior: CmdExeWriteProcessMemorySpam
  - Suspicious behavior: GetForegroundWindowSpam
  PID:2640

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1412-4-0x000007FEF618E000-0x000007FEF618F000-memory.dmp

Filesize
4KB

Download
memory/1412-5-0x000000001B6C0000-0x000000001B9A2000-memory.dmp

Filesize
2.9MB

Download
memory/1412-6-0x000007FEF5ED0000-0x000007FEF686D000-memory.dmp

Filesize
9.6MB

Download
memory/1412-7-0x00000000028E0000-0x00000000028E8000-memory.dmp

Filesize
32KB

Download
memory/1412-8-0x000007FEF5ED0000-0x000007FEF686D000-memory.dmp

Filesize
9.6MB

Download
memory/1412-9-0x000007FEF5ED0000-0x000007FEF686D000-memory.dmp

Filesize
9.6MB

Download
memory/1412-10-0x000007FEF5ED0000-0x000007FEF686D000-memory.dmp

Filesize
9.6MB

Download
memory/2640-11-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2640-12-0x0000000074F22000-0x0000000074F36000-memory.dmp

Filesize
80KB

Download
memory/2640-13-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download