75140815378321410283709cefe50a7561f9dbe9bf686be4591677257718aca5

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
08-05-2024 16:44

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General

Target

12af4ba29fdc26a294a00a81bec8e9e0_NEIKI.exe
Size

111KB
MD5

12af4ba29fdc26a294a00a81bec8e9e0
SHA1

f55819ecab3506e914f1ebbb204834ceaa4e0ec4
SHA256

75140815378321410283709cefe50a7561f9dbe9bf686be4591677257718aca5
SHA512

6943fa31c38b1ae537ad1b47fa96cf85f83433201225979cba300254de94380ec84dcf1e1b4d0908d01b2544066e6b65114e4b2787a9ea7c5954f56bf41420a9
SSDEEP

1536:ELNIW39SaZTbFARlq7jC1OZstZu0TSVEdUJWTWd18fB4:ELlbZTZX3BAtTSVEdUJWTWd18fq

Score

7^/10

persistence upx

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2920	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2996	guifx.exe

Loads dropped DLL 1 IoCs

pid	Process
2932	12af4ba29fdc26a294a00a81bec8e9e0_NEIKI.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2932-0-0x0000000000B00000-0x0000000000B1C000-memory.dmp	upx
behavioral1/files/0x00220000000167ef-5.dat	upx
behavioral1/memory/2996-6-0x0000000000B30000-0x0000000000B4C000-memory.dmp	upx
behavioral1/memory/2932-7-0x0000000000B00000-0x0000000000B1C000-memory.dmp	upx
behavioral1/memory/2996-9-0x0000000000B30000-0x0000000000B4C000-memory.dmp	upx
behavioral1/memory/2932-10-0x0000000000B00000-0x0000000000B1C000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Windows\CurrentVersion\Run\Graphics = "\"C:\\ProgramData\\Graphics\\guifx.exe\" /run"	12af4ba29fdc26a294a00a81bec8e9e0_NEIKI.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2932 wrote to memory of 2996	2932	12af4ba29fdc26a294a00a81bec8e9e0_NEIKI.exe	28
PID 2932 wrote to memory of 2996	2932	12af4ba29fdc26a294a00a81bec8e9e0_NEIKI.exe	28
PID 2932 wrote to memory of 2996	2932	12af4ba29fdc26a294a00a81bec8e9e0_NEIKI.exe	28
PID 2932 wrote to memory of 2996	2932	12af4ba29fdc26a294a00a81bec8e9e0_NEIKI.exe	28
PID 2932 wrote to memory of 2920	2932	12af4ba29fdc26a294a00a81bec8e9e0_NEIKI.exe	29
PID 2932 wrote to memory of 2920	2932	12af4ba29fdc26a294a00a81bec8e9e0_NEIKI.exe	29
PID 2932 wrote to memory of 2920	2932	12af4ba29fdc26a294a00a81bec8e9e0_NEIKI.exe	29
PID 2932 wrote to memory of 2920	2932	12af4ba29fdc26a294a00a81bec8e9e0_NEIKI.exe	29

C:\Users\Admin\AppData\Local\Temp\12af4ba29fdc26a294a00a81bec8e9e0_NEIKI.exe
"C:\Users\Admin\AppData\Local\Temp\12af4ba29fdc26a294a00a81bec8e9e0_NEIKI.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2932
- C:\ProgramData\Graphics\guifx.exe
  "C:\ProgramData\Graphics\guifx.exe" /run
  2⤵
  - Executes dropped EXE
  PID:2996
- C:\windows\SysWOW64\cmd.exe
  "C:\windows\system32\cmd.exe" /c del /q "C:\Users\Admin\AppData\Local\Temp\12af4ba29fdc26a294a00a81bec8e9e0_NEIKI.exe" >> NUL
  2⤵
  - Deletes itself
  PID:2920

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

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\ProgramData\Graphics\guifx.exe

Filesize
111KB

MD5
b3a5ffa48cacd9ac482bf896fb4aba41

SHA1
4cfdb527a0f729d51c231c007b6057fef318b91b

SHA256
42e2da8ea2263d67603e6e5202da87874885f89499d61dde77853c936782923b

SHA512
eb16c72b25405d7bf79c4839dd93d3db420df12b393daf967f89e8719461db904162040b450a0b95f1930639f8dbd2df13d538d0e4fcd7e4ff010d7c6a610bf1

Download Submit
memory/2932-0-0x0000000000B00000-0x0000000000B1C000-memory.dmp

Filesize
112KB

Download
memory/2932-7-0x0000000000B00000-0x0000000000B1C000-memory.dmp

Filesize
112KB

Download
memory/2932-8-0x0000000000080000-0x000000000009C000-memory.dmp

Filesize
112KB

Download
memory/2932-10-0x0000000000B00000-0x0000000000B1C000-memory.dmp

Filesize
112KB

Download
memory/2996-6-0x0000000000B30000-0x0000000000B4C000-memory.dmp

Filesize
112KB

Download
memory/2996-9-0x0000000000B30000-0x0000000000B4C000-memory.dmp

Filesize
112KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads