78bd820dd5e84b8aec79c345c7fb6763425988e3dcf0632870977bd408db0434

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
12/01/2024, 13:06

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General

Target

568ac0fe9170c5bb097114c8664228d5.dll
Size

244KB
MD5

568ac0fe9170c5bb097114c8664228d5
SHA1

88d9710ecdd9565b426015a972111a77481e4acb
SHA256

78bd820dd5e84b8aec79c345c7fb6763425988e3dcf0632870977bd408db0434
SHA512

2b744ed25f0378ecc5e470d9a844d4e834cba7161f7d53e7f2123c1dd6dc515094b260697519d84c7e90c25fe370ea86d82653a7ecfdbe0071e4b5193ddf3c9f
SSDEEP

3072:XVYiYIHUVsIPqiUQ78+Yo8VPfUNThDHbEbrfkNXmCjYxW/uC77sw5atjwwt:qNVsfQ7x0QDHhFkxWLL0w

Score

10^/10

persistence

Malware Config

Signatures

Adds autorun key to be loaded by Explorer.exe on startup 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\ShellServiceObjectDelayLoad\dwnrpofk = "{02DF19A7-018F-488D-B719-51E7A9DB32E9}"	rundll32.exe

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{02DF19A7-018F-488D-B719-51E7A9DB32E9}\InProcServer32	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{02DF19A7-018F-488D-B719-51E7A9DB32E9}	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{02DF19A7-018F-488D-B719-51E7A9DB32E9}\InProcServer32\ = "C:\\Windows\\dwnrpofk.dll"	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2360 wrote to memory of 2180	2360	rundll32.exe	28
PID 2360 wrote to memory of 2180	2360	rundll32.exe	28
PID 2360 wrote to memory of 2180	2360	rundll32.exe	28
PID 2360 wrote to memory of 2180	2360	rundll32.exe	28
PID 2360 wrote to memory of 2180	2360	rundll32.exe	28
PID 2360 wrote to memory of 2180	2360	rundll32.exe	28
PID 2360 wrote to memory of 2180	2360	rundll32.exe	28

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\568ac0fe9170c5bb097114c8664228d5.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2360
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\568ac0fe9170c5bb097114c8664228d5.dll,#1
  2⤵
  - Adds autorun key to be loaded by Explorer.exe on startup
  - Modifies registry class
  PID:2180

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

Windows 7 deprecation

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads