c64ca5606398aa1b9ad898707b9eb52e93868af100fde7df07c649a328f5acb1

Analysis

max time kernel
121s
max time network
125s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 21:48

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General

Target

8b1h6puq1on44ey.dll
Size

13KB
MD5

7ecdcf1bffe6d1438e48f55ad0189544
SHA1

cadfac118ce47c345bcf3bd22a695a5e4bf172ad
SHA256

3a923a9fef243b18f8f68795ddcaa16416f5c4f811361947f8e6bb1b22f36aa3
SHA512

68c52981838618344be4cac12d0fe4e3f21c58e498a3f245de3622dd9a6c15c733de2da4116f3daff6558f3b45df9b7d88e6cc58159c24f178882d909bc83912
SSDEEP

192:I0g35dcYWK+a/n0UcqktGOU4uWlkk7dXgxv+JBJ5FOKnLMHSOBG87IQfM:8dcY7ZwfWWlk6XgEJBJ554FGvQfM

Score

6^/10

discovery 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\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\name = "C:\\Users\\Admin\\AppData\\Roaming\\folder\\file.exe"	rundll32.exe

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2272	rundll32.exe
2272	rundll32.exe
2272	rundll32.exe
2272	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2340 wrote to memory of 2272	2340	rundll32.exe	30
PID 2340 wrote to memory of 2272	2340	rundll32.exe	30
PID 2340 wrote to memory of 2272	2340	rundll32.exe	30
PID 2340 wrote to memory of 2272	2340	rundll32.exe	30
PID 2340 wrote to memory of 2272	2340	rundll32.exe	30
PID 2340 wrote to memory of 2272	2340	rundll32.exe	30
PID 2340 wrote to memory of 2272	2340	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\8b1h6puq1on44ey.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2340
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\8b1h6puq1on44ey.dll,#1
  2⤵
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2272

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 Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2272-1-0x0000000074630000-0x0000000074638000-memory.dmp

Filesize
32KB

Download
memory/2272-2-0x0000000074640000-0x0000000074648000-memory.dmp

Filesize
32KB

Download
memory/2272-0-0x0000000074640000-0x0000000074648000-memory.dmp

Filesize
32KB

Download