16bef0a8ced602ca78b0eaa8e9246adbdf830fb3a8b3a0c52fc8e4a225eb0f85

Analysis

max time kernel
142s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
17/11/2023, 00:44

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General

Target

NEAS.aa3fe0372d4f77990069385f706966d0.exe
Size

288KB
MD5

aa3fe0372d4f77990069385f706966d0
SHA1

88eca00b9c4d88a5f4b89b519944b19aa099fcb0
SHA256

16bef0a8ced602ca78b0eaa8e9246adbdf830fb3a8b3a0c52fc8e4a225eb0f85
SHA512

3971cc3514d48938595112b872857929a515b0aefe1662b152edfd32c9d9a36f2f61661945f43f3fce0cc2468d83c292380e497e2313a0e8c0e545456c9a0e78
SSDEEP

3072:SbsNreBPabLVyAgZeE8arYX35BVYOhXDcl3MSjewQqGffLfmYORoLoY46VroPJzj:RJPV3narYXpBVbhY6SeXlohbVos

Score

8^/10

evasion

Malware Config

Signatures

Modifies Windows Firewall 1 TTPs 1 IoCs

evasion

Windows Service

T1543.003

pid	Process
3984	netsh.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\server.exe	server.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\server.exe	server.exe

Executes dropped EXE 1 IoCs

pid	Process
4276	server.exe

Suspicious use of AdjustPrivilegeToken 30 IoCs

description	pid	Process
Token: SeCreateTokenPrivilege	4276	server.exe
Token: SeAssignPrimaryTokenPrivilege	4276	server.exe
Token: SeLockMemoryPrivilege	4276	server.exe
Token: SeIncreaseQuotaPrivilege	4276	server.exe
Token: 0	4276	server.exe
Token: SeMachineAccountPrivilege	4276	server.exe
Token: SeTcbPrivilege	4276	server.exe
Token: SeSecurityPrivilege	4276	server.exe
Token: SeTakeOwnershipPrivilege	4276	server.exe
Token: SeLoadDriverPrivilege	4276	server.exe
Token: SeSystemProfilePrivilege	4276	server.exe
Token: SeSystemtimePrivilege	4276	server.exe
Token: SeProfSingleProcessPrivilege	4276	server.exe
Token: SeIncBasePriorityPrivilege	4276	server.exe
Token: SeCreatePagefilePrivilege	4276	server.exe
Token: SeCreatePermanentPrivilege	4276	server.exe
Token: SeBackupPrivilege	4276	server.exe
Token: SeRestorePrivilege	4276	server.exe
Token: SeShutdownPrivilege	4276	server.exe
Token: SeDebugPrivilege	4276	server.exe
Token: SeAuditPrivilege	4276	server.exe
Token: SeSystemEnvironmentPrivilege	4276	server.exe
Token: SeChangeNotifyPrivilege	4276	server.exe
Token: SeRemoteShutdownPrivilege	4276	server.exe
Token: SeUndockPrivilege	4276	server.exe
Token: SeSyncAgentPrivilege	4276	server.exe
Token: SeEnableDelegationPrivilege	4276	server.exe
Token: SeManageVolumePrivilege	4276	server.exe
Token: SeImpersonatePrivilege	4276	server.exe
Token: SeCreateGlobalPrivilege	4276	server.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1860 wrote to memory of 4276	1860	NEAS.aa3fe0372d4f77990069385f706966d0.exe	87
PID 1860 wrote to memory of 4276	1860	NEAS.aa3fe0372d4f77990069385f706966d0.exe	87
PID 4276 wrote to memory of 3984	4276	server.exe	89
PID 4276 wrote to memory of 3984	4276	server.exe	89

C:\Users\Admin\AppData\Local\Temp\NEAS.aa3fe0372d4f77990069385f706966d0.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.aa3fe0372d4f77990069385f706966d0.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1860
- C:\Users\Admin\AppData\Roaming\server.exe
  C:\Users\Admin\AppData\Roaming\server.exe
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4276
- - C:\Windows\SYSTEM32\netsh.exe
    netsh firewall add allowedprogram C:\Users\Admin\AppData\Roaming\server.exe "server.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    PID:3984

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\server.exe

Filesize
288KB

MD5
aa3fe0372d4f77990069385f706966d0

SHA1
88eca00b9c4d88a5f4b89b519944b19aa099fcb0

SHA256
16bef0a8ced602ca78b0eaa8e9246adbdf830fb3a8b3a0c52fc8e4a225eb0f85

SHA512
3971cc3514d48938595112b872857929a515b0aefe1662b152edfd32c9d9a36f2f61661945f43f3fce0cc2468d83c292380e497e2313a0e8c0e545456c9a0e78

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C:\Users\Admin\AppData\Roaming\server.exe

Filesize
288KB

MD5
aa3fe0372d4f77990069385f706966d0

SHA1
88eca00b9c4d88a5f4b89b519944b19aa099fcb0

SHA256
16bef0a8ced602ca78b0eaa8e9246adbdf830fb3a8b3a0c52fc8e4a225eb0f85

SHA512
3971cc3514d48938595112b872857929a515b0aefe1662b152edfd32c9d9a36f2f61661945f43f3fce0cc2468d83c292380e497e2313a0e8c0e545456c9a0e78

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads