925d7d8c593eea153d6338be2d829f46f7ddec517b02369642dd5df3ba629318

Analysis

max time kernel
147s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240221-en
resource tags

arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
submitted
24/02/2024, 19:19

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General

Target

a28cc17a3a1b2a6233f0cd25a7342626.exe
Size

39KB
MD5

a28cc17a3a1b2a6233f0cd25a7342626
SHA1

b1ab4bba6f3c3ffe399bdb3c2c33de23b6907535
SHA256

925d7d8c593eea153d6338be2d829f46f7ddec517b02369642dd5df3ba629318
SHA512

8b8398593c7897594484852813341ed86ecbada09b3ecf75d2bb30decd1d28c58454ac8499e5bdfa86979bf93045f1ae516d8e6068ea1c7de18c3d40172316b5
SSDEEP

768:yd6orTi7hkmeFIbtqADYdz2SGUuJ9wqtsJz91I6:TorTitkmQIsADYdzT4KJ3

Score

7^/10

persistence

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
3624	rundll32.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\Ywukiqiy = "rundll32.exe \"C:\\Windows\\Lcarowilojihu.dll\",e"	rundll32.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Lcarowilojihu.dll	a28cc17a3a1b2a6233f0cd25a7342626.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4448 wrote to memory of 3624	4448	a28cc17a3a1b2a6233f0cd25a7342626.exe	88
PID 4448 wrote to memory of 3624	4448	a28cc17a3a1b2a6233f0cd25a7342626.exe	88
PID 4448 wrote to memory of 3624	4448	a28cc17a3a1b2a6233f0cd25a7342626.exe	88

C:\Users\Admin\AppData\Local\Temp\a28cc17a3a1b2a6233f0cd25a7342626.exe
"C:\Users\Admin\AppData\Local\Temp\a28cc17a3a1b2a6233f0cd25a7342626.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:4448
- C:\Windows\SysWOW64\rundll32.exe
  rundll32 "C:\Windows\Lcarowilojihu.dll",e
  2⤵
  - Loads dropped DLL
  - Adds Run key to start application
  PID:3624

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:\Windows\Lcarowilojihu.dll

Filesize
39KB

MD5
e32cad9e350f3d5274e686b6b6ad60ac

SHA1
6b7bc7f1cfcb35304ca19d21e25c2bd5074efd82

SHA256
c6b40ff53c40f1de6663a5fb8a26694317e9f3a6e168a5bec2658cb2a11f6409

SHA512
94df8bbb99d97034ca3585d985bc5e47c7ee32ea01ca1718fb6086228eff92f3786afc6296dc40f4c487ad321d7d558cd55471c5b10e8b16409e6147da6dacd2

Download Submit
memory/3624-7-0x0000000010000000-0x000000001000C000-memory.dmp

Filesize
48KB

Download
memory/3624-8-0x0000000002F30000-0x0000000002F40000-memory.dmp

Filesize
64KB

Download
memory/3624-9-0x0000000002F30000-0x0000000002F40000-memory.dmp

Filesize
64KB

Download
memory/3624-10-0x0000000010000000-0x000000001000C000-memory.dmp

Filesize
48KB

Download
memory/3624-12-0x0000000002F30000-0x0000000002F40000-memory.dmp

Filesize
64KB

Download
memory/3624-13-0x0000000002F30000-0x0000000002F40000-memory.dmp

Filesize
64KB

Download
memory/4448-0-0x0000000010000000-0x000000001000C000-memory.dmp

Filesize
48KB

Download
memory/4448-1-0x0000000002460000-0x0000000002470000-memory.dmp

Filesize
64KB

Download
memory/4448-2-0x0000000002460000-0x0000000002470000-memory.dmp

Filesize
64KB

Download
memory/4448-4-0x0000000010000000-0x000000001000C000-memory.dmp

Filesize
48KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads