1b715d8ecde848a5bc0ebbf6693944694f29bb9ad1da4e8b7a6b1b767deb874b

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
08/05/2024, 05:18

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General

Target

e01d8d9af5c8ea4f8601f32a17dc2080_NEIKI.exe
Size

134KB
MD5

e01d8d9af5c8ea4f8601f32a17dc2080
SHA1

fdb969f57714496f08b8ca356c232efcc22b8d6d
SHA256

1b715d8ecde848a5bc0ebbf6693944694f29bb9ad1da4e8b7a6b1b767deb874b
SHA512

fe4d685bc07aa922177e8e8c84ad77f336e847f056b7bcdfcaf9debded85bad92d05296e999a0ec8ae50ad10b0a3ea13eb58c24787a2256e6343dba96adcf047
SSDEEP

1536:YGYU/W2/HG6QMauSV3ixJHABLrmhH7i9eNOOg00GqMIK7aGZh3SOj:YfU/WF6QMauSuiWNi9eNOl0007NZIOj

Score

7^/10

persistence upx

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2524	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2096	wuauclt.exe

Loads dropped DLL 1 IoCs

pid	Process
2012	e01d8d9af5c8ea4f8601f32a17dc2080_NEIKI.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2012-0-0x0000000000380000-0x00000000003A8000-memory.dmp	upx
behavioral1/files/0x00350000000144e9-2.dat	upx
behavioral1/memory/2012-4-0x0000000000130000-0x0000000000158000-memory.dmp	upx
behavioral1/memory/2096-7-0x0000000000940000-0x0000000000968000-memory.dmp	upx
behavioral1/memory/2012-8-0x0000000000380000-0x00000000003A8000-memory.dmp	upx
behavioral1/memory/2012-9-0x0000000000380000-0x00000000003A8000-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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Window Update = "\"C:\\ProgramData\\Update\\wuauclt.exe\" /run"	e01d8d9af5c8ea4f8601f32a17dc2080_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 2012 wrote to memory of 2096	2012	e01d8d9af5c8ea4f8601f32a17dc2080_NEIKI.exe	28
PID 2012 wrote to memory of 2096	2012	e01d8d9af5c8ea4f8601f32a17dc2080_NEIKI.exe	28
PID 2012 wrote to memory of 2096	2012	e01d8d9af5c8ea4f8601f32a17dc2080_NEIKI.exe	28
PID 2012 wrote to memory of 2096	2012	e01d8d9af5c8ea4f8601f32a17dc2080_NEIKI.exe	28
PID 2012 wrote to memory of 2524	2012	e01d8d9af5c8ea4f8601f32a17dc2080_NEIKI.exe	29
PID 2012 wrote to memory of 2524	2012	e01d8d9af5c8ea4f8601f32a17dc2080_NEIKI.exe	29
PID 2012 wrote to memory of 2524	2012	e01d8d9af5c8ea4f8601f32a17dc2080_NEIKI.exe	29
PID 2012 wrote to memory of 2524	2012	e01d8d9af5c8ea4f8601f32a17dc2080_NEIKI.exe	29

C:\Users\Admin\AppData\Local\Temp\e01d8d9af5c8ea4f8601f32a17dc2080_NEIKI.exe
"C:\Users\Admin\AppData\Local\Temp\e01d8d9af5c8ea4f8601f32a17dc2080_NEIKI.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2012
- C:\ProgramData\Update\wuauclt.exe
  "C:\ProgramData\Update\wuauclt.exe" /run
  2⤵
  - Executes dropped EXE
  PID:2096
- C:\windows\SysWOW64\cmd.exe
  "C:\windows\system32\cmd.exe" /c del /q "C:\Users\Admin\AppData\Local\Temp\e01d8d9af5c8ea4f8601f32a17dc2080_NEIKI.exe" >> NUL
  2⤵
  - Deletes itself
  PID:2524

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

\ProgramData\Update\wuauclt.exe

Filesize
134KB

MD5
fc9227cc083d45ca04e579c0e8ae9010

SHA1
c73faa17a5cedd60bc2a4d7abc250d0cb1a0c671

SHA256
db38bcd48cfd423a15804d428b9043812c99c09549eafb124c8a5540b968d9ba

SHA512
f77bf5ad92750f61c1e9dc3a8fa1da280226ce865ee43e9168d17be07e9fbadd177b0f771ca2d18fc2e00262ecc508e68d219bff384679409cf6f2a27162f763

Download Submit
memory/2012-0-0x0000000000380000-0x00000000003A8000-memory.dmp

Filesize
160KB

Download
memory/2012-4-0x0000000000130000-0x0000000000158000-memory.dmp

Filesize
160KB

Download
memory/2012-8-0x0000000000380000-0x00000000003A8000-memory.dmp

Filesize
160KB

Download
memory/2012-9-0x0000000000380000-0x00000000003A8000-memory.dmp

Filesize
160KB

Download
memory/2096-7-0x0000000000940000-0x0000000000968000-memory.dmp

Filesize
160KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads