142bf8b3552d8c1feb830a0aff9a1cbbc22fce5fb071bc1278021e05c7f42eae

Analysis

max time kernel
150s
max time network
153s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
14/01/2024, 07:01

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General

Target

5a95ca5e4fbaa9c23712c2ee7bc8ba52.dll
Size

256KB
MD5

5a95ca5e4fbaa9c23712c2ee7bc8ba52
SHA1

8d9546537965b5c8fdfdc4e4cab1ee38b7973e51
SHA256

142bf8b3552d8c1feb830a0aff9a1cbbc22fce5fb071bc1278021e05c7f42eae
SHA512

a51da7eff5462c329754000658760498aaf6bfb754ea9901e282478496e178d102ef7c78da5b2240b1a0aa89acc6dbcbb833b6ceb7ab5be960aa644f6f6d6e34
SSDEEP

3072:zrEVVE8GeNEVS18mHV8kxrYKsw3cyR54EoMXlQLHlWBA1kEd07oOsK4c3h65E+hD:zrXeim18SYov55BSkJ1spTjhcIq

Score

6^/10

persistence

Malware Config

Signatures

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\Smerokiqo = "rundll32.exe \"C:\\Users\\Admin\\AppData\\Local\\Temp\\5a95ca5e4fbaa9c23712c2ee7bc8ba52.dll\",Startup"	rundll32.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2760	rundll32.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2760	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2208 wrote to memory of 2760	2208	rundll32.exe	28
PID 2208 wrote to memory of 2760	2208	rundll32.exe	28
PID 2208 wrote to memory of 2760	2208	rundll32.exe	28
PID 2208 wrote to memory of 2760	2208	rundll32.exe	28
PID 2208 wrote to memory of 2760	2208	rundll32.exe	28
PID 2208 wrote to memory of 2760	2208	rundll32.exe	28
PID 2208 wrote to memory of 2760	2208	rundll32.exe	28

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5a95ca5e4fbaa9c23712c2ee7bc8ba52.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2208
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\5a95ca5e4fbaa9c23712c2ee7bc8ba52.dll,#1
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:2760

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

Replay Monitor

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Downloads

memory/2760-1-0x0000000010000000-0x0000000010049000-memory.dmp

Filesize
292KB

Download
memory/2760-3-0x00000000020A0000-0x00000000020E0000-memory.dmp

Filesize
256KB

Download
memory/2760-0-0x00000000020A0000-0x00000000020E0000-memory.dmp

Filesize
256KB

Download
memory/2760-12-0x0000000010000000-0x0000000010049000-memory.dmp

Filesize
292KB

Download
memory/2760-14-0x00000000020A0000-0x00000000020E0000-memory.dmp

Filesize
256KB

Download
memory/2760-15-0x00000000020A0000-0x00000000020E0000-memory.dmp

Filesize
256KB

Download