df250726f2dd2ee9f75c53a841de46a6359ddc9ac1520cdf67130e10bb9f661f

Analysis

max time kernel
137s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
01/11/2023, 12:39

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General

Target

NEAS.438ba14180cb699bd3ba6eb128982720_JC.exe
Size

77KB
MD5

438ba14180cb699bd3ba6eb128982720
SHA1

b061e432e41c4704295188e9aeb05a30a11d4e72
SHA256

df250726f2dd2ee9f75c53a841de46a6359ddc9ac1520cdf67130e10bb9f661f
SHA512

9935e95ba5b7672c9a9f9c281ec357ff3473cf77b03732c55f2c2e60cd2fdc79f9da214eeb40465f4022bb143ec105b93edf73004c90250f9ff0881fc850fa53
SSDEEP

1536:nYD9AdC7dbcshaw44bamXpWKPwYRxiiyaECHAX5mROMwOMQER:YD687nz44bHAKPwYRcie0ROfOSR

Score

7^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3968	winlngon.exe

Adds Run key to start application 2 TTPs 2 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\winlngon.exe = "c:\\users\\admin\\appdata\\local\\temp\\winlngon.exe"	NEAS.438ba14180cb699bd3ba6eb128982720_JC.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1873812795-1433807462-1429862679-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\winlngon.exe = "c:\\users\\admin\\appdata\\local\\temp\\winlngon.exe"	NEAS.438ba14180cb699bd3ba6eb128982720_JC.exe

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

System Information Discovery
T1082

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
3476	NEAS.438ba14180cb699bd3ba6eb128982720_JC.exe
3968	winlngon.exe
3968	winlngon.exe
3968	winlngon.exe
3968	winlngon.exe
3968	winlngon.exe
3968	winlngon.exe
3968	winlngon.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3476 wrote to memory of 3968	3476	NEAS.438ba14180cb699bd3ba6eb128982720_JC.exe	62
PID 3476 wrote to memory of 3968	3476	NEAS.438ba14180cb699bd3ba6eb128982720_JC.exe	62
PID 3476 wrote to memory of 3968	3476	NEAS.438ba14180cb699bd3ba6eb128982720_JC.exe	62

C:\Users\Admin\AppData\Local\Temp\NEAS.438ba14180cb699bd3ba6eb128982720_JC.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.438ba14180cb699bd3ba6eb128982720_JC.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3476
- \??\c:\users\admin\appdata\local\temp\winlngon.exe
  c:\users\admin\appdata\local\temp\winlngon.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:3968

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\RCXAA69.tmp

Filesize
76KB

MD5
caee07ef49dcf772797408bf7be431a5

SHA1
daf82aaad7de4c9a3acea7aeda117c5b965873c5

SHA256
6e3760e91a80576c1989f937f181575583d9227a9b53ee8ff66f928076fe53ee

SHA512
aaf75ae24106b231eda82869f7ed8b50b1861456ac41ce0163c5b92572541594bdfefc272802d0449206c5b615d3549b9f4aab1ac37e993435e584b7ecefb01d

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C:\Users\Admin\AppData\Local\Temp\winlngon.exe

Filesize
77KB

MD5
4626c4d97bc8d2d887684b41ac7211a6

SHA1
6b3968b2b46c0dfb6093b3bc486b3a74b3e87d40

SHA256
671f32ed3b5ca74e76ddc6077158c83b4dbd61aa0c6c345a6d3780ec679026e8

SHA512
fbb473ed00441b3e7308b33bb9ee4326d6b15cd350020cfd2f7ddb246c5d1af0dab547ab60b18df384bba619aa1bf3a756e2f62355b4ce7fb388aaff1a2c59ab

Download Submit
\??\c:\users\admin\appdata\local\temp\winlngon.exe

Filesize
77KB

MD5
4626c4d97bc8d2d887684b41ac7211a6

SHA1
6b3968b2b46c0dfb6093b3bc486b3a74b3e87d40

SHA256
671f32ed3b5ca74e76ddc6077158c83b4dbd61aa0c6c345a6d3780ec679026e8

SHA512
fbb473ed00441b3e7308b33bb9ee4326d6b15cd350020cfd2f7ddb246c5d1af0dab547ab60b18df384bba619aa1bf3a756e2f62355b4ce7fb388aaff1a2c59ab

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads