d37950264bf9399009a3d7bc52af4f729793c7ffbc8fdc9068a9c8441347b8db

Analysis

max time kernel
146s
max time network
154s
platform
windows11-21h2_x64
resource
win11-20240611-en
resource tags

arch:x64arch:x86image:win11-20240611-enlocale:en-usos:windows11-21h2-x64system
submitted
28/06/2024, 07:56

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General

Target

d37950264bf9399009a3d7bc52af4f729793c7ffbc8fdc9068a9c8441347b8db.exe
Size

2.7MB
MD5

db527e671b1947fdb99b9a5a64f2742f
SHA1

15cf40f0b10ea87e203999e756df288008947618
SHA256

d37950264bf9399009a3d7bc52af4f729793c7ffbc8fdc9068a9c8441347b8db
SHA512

efa4d45f2f63ddbf660841fd555554d5f8fe9d9bcc2478063f750dcf81e0b5a0ad02a7380ebcc5e5d4c04d6fae5aed3c38bf84c527ca213d31f6eb2bfdfba6a2
SSDEEP

49152:w2ZLhER/o//gWL3vmqLkBDj6D357LvfYdXhcqbt/nDI9zU1lngBcLI6:TZouL3v5kFIBLaX3bt/89YnW8

Score

7^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4676	cultureeyestrain.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\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	d37950264bf9399009a3d7bc52af4f729793c7ffbc8fdc9068a9c8441347b8db.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1176 wrote to memory of 4676	1176	d37950264bf9399009a3d7bc52af4f729793c7ffbc8fdc9068a9c8441347b8db.exe	79
PID 1176 wrote to memory of 4676	1176	d37950264bf9399009a3d7bc52af4f729793c7ffbc8fdc9068a9c8441347b8db.exe	79
PID 1176 wrote to memory of 4676	1176	d37950264bf9399009a3d7bc52af4f729793c7ffbc8fdc9068a9c8441347b8db.exe	79

C:\Users\Admin\AppData\Local\Temp\d37950264bf9399009a3d7bc52af4f729793c7ffbc8fdc9068a9c8441347b8db.exe
"C:\Users\Admin\AppData\Local\Temp\d37950264bf9399009a3d7bc52af4f729793c7ffbc8fdc9068a9c8441347b8db.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1176
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\cultureeyestrain.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\cultureeyestrain.exe
  2⤵
  - Executes dropped EXE
  PID:4676

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\cultureeyestrain.exe

Filesize
2.6MB

MD5
d12b80ae6ef68c2a7b07e57d04491f0d

SHA1
e38699c0a8d4a5e313aa1c30e79e5a941f29838a

SHA256
624080888b8d2999d1cda173e9bdb4ad5da279a7d0134fe2013469ca4997ba33

SHA512
164c4d34d141e751ccecdbca45a93a44d25d102e6b42225dcf97b1a061fad86ba9d262b64c5de9e35368766cb3c0b12f1540ac285016fb46d44e18be79ffe504

Download Submit
memory/4676-5-0x00000000749DE000-0x00000000749DF000-memory.dmp

Filesize
4KB

Download
memory/4676-6-0x0000000000B60000-0x0000000000DFE000-memory.dmp

Filesize
2.6MB

Download
memory/4676-7-0x00000000749D0000-0x0000000075181000-memory.dmp

Filesize
7.7MB

Download
memory/4676-8-0x00000000059B0000-0x0000000005C40000-memory.dmp

Filesize
2.6MB

Download
memory/4676-9-0x00000000749DE000-0x00000000749DF000-memory.dmp

Filesize
4KB

Download
memory/4676-10-0x00000000749D0000-0x0000000075181000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads