28561440bf7a944c9999b01245da72b2180b9b288d0b907d4d66484c28440860

Analysis

max time kernel
46s
max time network
52s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
01-12-2022 05:29

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General

Target

28561440bf7a944c9999b01245da72b2180b9b288d0b907d4d66484c28440860.dll
Size

149KB
MD5

79759571be7bab889865b13bbee1cc66
SHA1

5b84b8de5161549892a2cdac768932c69fdfcdcb
SHA256

28561440bf7a944c9999b01245da72b2180b9b288d0b907d4d66484c28440860
SHA512

5b6d9de911571f1b272e97334be2088c5018e26cd40a3738677cd17dbd9061a05deb8d4c4b684be73f1824f75607c3b60a5fd38a0e766362963a1de2581fb45e
SSDEEP

3072:vWew5mvyCABhfFItfYn1Z4DZlrOKrNWmzM/8Gsm:HwEvyTVFIS1WDPromYxsm

Score

8^/10

persistence

Malware Config

Signatures

Blocklisted process makes network request 1 IoCs

flow	pid	Process
3	1672	rundll32.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\42b7d00\imagepath = "\\??\\C:\\Users\\Admin\\AppData\\Local\\Temp\\1B9D.tmp"	rundll32.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
1672	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeLoadDriverPrivilege	1672	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1380 wrote to memory of 1672	1380	rundll32.exe	27
PID 1380 wrote to memory of 1672	1380	rundll32.exe	27
PID 1380 wrote to memory of 1672	1380	rundll32.exe	27
PID 1380 wrote to memory of 1672	1380	rundll32.exe	27
PID 1380 wrote to memory of 1672	1380	rundll32.exe	27
PID 1380 wrote to memory of 1672	1380	rundll32.exe	27
PID 1380 wrote to memory of 1672	1380	rundll32.exe	27

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\28561440bf7a944c9999b01245da72b2180b9b288d0b907d4d66484c28440860.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1380
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\28561440bf7a944c9999b01245da72b2180b9b288d0b907d4d66484c28440860.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Sets service image path in registry
  - Suspicious behavior: LoadsDriver
  - Suspicious use of AdjustPrivilegeToken
  PID:1672

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1672-54-0x0000000000000000-mapping.dmp

Download
memory/1672-55-0x00000000757A1000-0x00000000757A3000-memory.dmp

Filesize
8KB

Download
memory/1672-56-0x0000000000240000-0x0000000000261000-memory.dmp

Filesize
132KB

Download
memory/1672-57-0x0000000000240000-0x0000000000261000-memory.dmp

Filesize
132KB

Download