5cc5e79e1540e89c28966395444f25bf717ac4c700847a59cd59e8f27941e20e

Analysis

max time kernel
121s
max time network
146s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
10-09-2023 11:42

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General

Target

5cc5e79e1540e89c28966395444f25bf717ac4c700847a59cd59e8f27941e20e.dll
Size

94KB
MD5

ca4e9a08ccebf3dbe5973f92bd17f0b7
SHA1

1e74be71c0522b6cf4b74d81492279fa0cf9095a
SHA256

5cc5e79e1540e89c28966395444f25bf717ac4c700847a59cd59e8f27941e20e
SHA512

3c659b4170380c85ad1aec1ec5f944a98516d3fcdf99e17adeeebec5d9ec5dc4a50609fc73848aab7900a1523e6e8032a41b276e5e695c25f58e5c88dec15559
SSDEEP

1536:NqGCeONIWGmVDp92/731b5cRxq3bOFsr+ecMRsWjcd3KA2jVjE4wJ:N+WpmD+7lbZp+YeaA2jVjEtJ

Score

8^/10

persistence

Malware Config

Signatures

Blocklisted process makes network request 1 IoCs

flow	pid	Process
2	2216	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\USER\S-1-5-21-3849525425-30183055-657688904-1000\Software\Microsoft\Windows\CurrentVersion\Run\webwallpaper32.exe = "C:\\Windows\\SysWOW64\\rundll32.exe"	rundll32.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2408	2216	WerFault.exe	28

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2108 wrote to memory of 2216	2108	rundll32.exe	28
PID 2108 wrote to memory of 2216	2108	rundll32.exe	28
PID 2108 wrote to memory of 2216	2108	rundll32.exe	28
PID 2108 wrote to memory of 2216	2108	rundll32.exe	28
PID 2108 wrote to memory of 2216	2108	rundll32.exe	28
PID 2108 wrote to memory of 2216	2108	rundll32.exe	28
PID 2108 wrote to memory of 2216	2108	rundll32.exe	28
PID 2216 wrote to memory of 2408	2216	rundll32.exe	29
PID 2216 wrote to memory of 2408	2216	rundll32.exe	29
PID 2216 wrote to memory of 2408	2216	rundll32.exe	29
PID 2216 wrote to memory of 2408	2216	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5cc5e79e1540e89c28966395444f25bf717ac4c700847a59cd59e8f27941e20e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2108
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\5cc5e79e1540e89c28966395444f25bf717ac4c700847a59cd59e8f27941e20e.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:2216
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2216 -s 256
    3⤵
    - Program crash
    PID:2408

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

memory/2216-0-0x0000000000170000-0x0000000000171000-memory.dmp

Filesize
4KB

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads