5ac20093b6437de6d0a01060b499c95bcdafb059b838d36a20452d104e79270c

Analysis

max time kernel
117s
max time network
120s
platform
windows7_x64
resource
win7-20231025-en
resource tags

arch:x64arch:x86image:win7-20231025-enlocale:en-usos:windows7-x64system
submitted
02/11/2023, 16:16

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General

Target

NEAS.6bd7186ea709488ffcff71b4ce5f6330_JC.exe
Size

93KB
MD5

6bd7186ea709488ffcff71b4ce5f6330
SHA1

621f5f7b19d49d0ad1c380d47d8917eeeea5bc20
SHA256

5ac20093b6437de6d0a01060b499c95bcdafb059b838d36a20452d104e79270c
SHA512

dce4c230fa7c909750ef253c46a97cea40b16f690f4c924874803f0bfcf248d7ada2d77a88a59269e941226a5a876a8703d29529680f580e31c8868b74285acd
SSDEEP

1536:PGYU/W2/HG6QMauSV3ixJHABLrmhH7i9CO+WHg7zRZICrWaGZh7eY:PfU/WF6QMauSuiWNi9CO+WARJrWNZ8Y

Score

7^/10

persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
3040	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
844	wuauclt.exe

Loads dropped DLL 1 IoCs

pid	Process
2056	NEAS.6bd7186ea709488ffcff71b4ce5f6330_JC.exe

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"	NEAS.6bd7186ea709488ffcff71b4ce5f6330_JC.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 2056 wrote to memory of 844	2056	NEAS.6bd7186ea709488ffcff71b4ce5f6330_JC.exe	28
PID 2056 wrote to memory of 844	2056	NEAS.6bd7186ea709488ffcff71b4ce5f6330_JC.exe	28
PID 2056 wrote to memory of 844	2056	NEAS.6bd7186ea709488ffcff71b4ce5f6330_JC.exe	28
PID 2056 wrote to memory of 844	2056	NEAS.6bd7186ea709488ffcff71b4ce5f6330_JC.exe	28
PID 2056 wrote to memory of 3040	2056	NEAS.6bd7186ea709488ffcff71b4ce5f6330_JC.exe	29
PID 2056 wrote to memory of 3040	2056	NEAS.6bd7186ea709488ffcff71b4ce5f6330_JC.exe	29
PID 2056 wrote to memory of 3040	2056	NEAS.6bd7186ea709488ffcff71b4ce5f6330_JC.exe	29
PID 2056 wrote to memory of 3040	2056	NEAS.6bd7186ea709488ffcff71b4ce5f6330_JC.exe	29

C:\Users\Admin\AppData\Local\Temp\NEAS.6bd7186ea709488ffcff71b4ce5f6330_JC.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.6bd7186ea709488ffcff71b4ce5f6330_JC.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2056
- C:\ProgramData\Update\wuauclt.exe
  "C:\ProgramData\Update\wuauclt.exe" /run
  2⤵
  - Executes dropped EXE
  PID:844
- C:\windows\SysWOW64\cmd.exe
  "C:\windows\system32\cmd.exe" /c del /q "C:\Users\Admin\AppData\Local\Temp\NEAS.6bd7186ea709488ffcff71b4ce5f6330_JC.exe" >> NUL
  2⤵
  - Deletes itself
  PID:3040

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\Update\wuauclt.exe

Filesize
93KB

MD5
12bb4cfea62a91baa81a58f6963fa431

SHA1
13f069eade967b40203af0155771f9f3f3285a98

SHA256
7c3897e89f59454cad0e3df09c052f9af39662874d73b65089014c0435dd5f6a

SHA512
579aaff7e6808a0f9fd4939603c5995d8725fa1a3a08b5cc8ecb6ec0e7858fefbd729caac443dd4291507ff4da1dae920c2bb661915bdd7442af5f73434f840a

Download Submit
\ProgramData\Update\wuauclt.exe

Filesize
93KB

MD5
12bb4cfea62a91baa81a58f6963fa431

SHA1
13f069eade967b40203af0155771f9f3f3285a98

SHA256
7c3897e89f59454cad0e3df09c052f9af39662874d73b65089014c0435dd5f6a

SHA512
579aaff7e6808a0f9fd4939603c5995d8725fa1a3a08b5cc8ecb6ec0e7858fefbd729caac443dd4291507ff4da1dae920c2bb661915bdd7442af5f73434f840a

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads