1a5d86e4d538a9324b1eda10dee93d6b88c2fc71f6c3ba15ca7614f0bd414510

Analysis

max time kernel
119s
max time network
123s
platform
windows7_x64
resource
win7-20231020-en
resource tags

arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
submitted
22-10-2023 17:32

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General

Target

NEAS.f47a7538af77e467037412c4e1f035b0.exe
Size

49KB
MD5

f47a7538af77e467037412c4e1f035b0
SHA1

dccc87c5fdaf9dff784aee516d99e7fc4aa393b1
SHA256

1a5d86e4d538a9324b1eda10dee93d6b88c2fc71f6c3ba15ca7614f0bd414510
SHA512

c10c685f1aa9edb18cbd92e6b97900c08159f173b0af72167dbd52ea5e54c7d024db20233fe9c1cd1466df60754475b529313101825a4527393a5209a4d7d12e
SSDEEP

768:w37zj55N7fnokbb/RjUtS0xWboBK4hlHj5UUfoEl:wj55NzBv/1oc4hlHj5XoEl

Score

8^/10

persistence

Malware Config

Signatures

Modifies Installed Components in the registry 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{744A2FD2-8CC5-5E65-1169-B54D19925426}	NEAS.f47a7538af77e467037412c4e1f035b0.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{744A2FD2-8CC5-5E65-1169-B54D19925426}\stubpath = "%SystemRoot%\\system32\\vcapi.exe"	NEAS.f47a7538af77e467037412c4e1f035b0.exe

Deletes itself 1 IoCs

pid	Process
2952	cmd.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\vcapi.exe	NEAS.f47a7538af77e467037412c4e1f035b0.exe
File opened for modification	C:\Windows\SysWOW64\vcapi.exe	NEAS.f47a7538af77e467037412c4e1f035b0.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2184	NEAS.f47a7538af77e467037412c4e1f035b0.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2184 wrote to memory of 2352	2184	NEAS.f47a7538af77e467037412c4e1f035b0.exe	28
PID 2184 wrote to memory of 2352	2184	NEAS.f47a7538af77e467037412c4e1f035b0.exe	28
PID 2184 wrote to memory of 2352	2184	NEAS.f47a7538af77e467037412c4e1f035b0.exe	28
PID 2184 wrote to memory of 2352	2184	NEAS.f47a7538af77e467037412c4e1f035b0.exe	28
PID 2184 wrote to memory of 2952	2184	NEAS.f47a7538af77e467037412c4e1f035b0.exe	33
PID 2184 wrote to memory of 2952	2184	NEAS.f47a7538af77e467037412c4e1f035b0.exe	33
PID 2184 wrote to memory of 2952	2184	NEAS.f47a7538af77e467037412c4e1f035b0.exe	33
PID 2184 wrote to memory of 2952	2184	NEAS.f47a7538af77e467037412c4e1f035b0.exe	33

C:\Users\Admin\AppData\Local\Temp\NEAS.f47a7538af77e467037412c4e1f035b0.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.f47a7538af77e467037412c4e1f035b0.exe"
1⤵
- Modifies Installed Components in the registry
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2184
- C:\Windows\SysWOW64\reg.exe
  reg delete "HKEY_CURRENT_USER\Software\Microsoft\Active Setup\Installed Components\{744A2FD2-8CC5-5E65-1169-B54D19925426}" /f
  2⤵
  PID:2352
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\NEASF4~1.EXE > nul
  2⤵
  - Deletes itself
  PID:2952

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

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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