bca2c49edbae9b3abb7a0980a4e8186c701ea037e955f03a2e8303371123bf1f

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
06/12/2022, 07:49

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General

Target

bca2c49edbae9b3abb7a0980a4e8186c701ea037e955f03a2e8303371123bf1f.dll
Size

11KB
MD5

11959f98e39d253931b4e0bf44e85936
SHA1

8c5e02b1b979c90bdf80d3e4c6d600b1e4880cda
SHA256

bca2c49edbae9b3abb7a0980a4e8186c701ea037e955f03a2e8303371123bf1f
SHA512

1e681df90628ca20dde332ab320b2d2883a2fe6ec04c0957e5a6ad6e1a90e1a835a37d15a0d9eeb861144d4d1b7aee43f65c9da92b21894a3c9904b094e0fe7a
SSDEEP

192:NNF8yR+PbIvzRZPDf+OIZlNnmH2Mw5iNbgxNs4eC:d8q+PQzRZPDf+Oc1O9NbgxNaC

Score

8^/10

persistence

Malware Config

Signatures

Adds policy Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\svchost = "C:\\Windows\\SysWOW64\\rundll32.exe"	rundll32.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1780	1224	WerFault.exe	27

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1416 wrote to memory of 1224	1416	rundll32.exe	27
PID 1416 wrote to memory of 1224	1416	rundll32.exe	27
PID 1416 wrote to memory of 1224	1416	rundll32.exe	27
PID 1416 wrote to memory of 1224	1416	rundll32.exe	27
PID 1416 wrote to memory of 1224	1416	rundll32.exe	27
PID 1416 wrote to memory of 1224	1416	rundll32.exe	27
PID 1416 wrote to memory of 1224	1416	rundll32.exe	27
PID 1224 wrote to memory of 1780	1224	rundll32.exe	28
PID 1224 wrote to memory of 1780	1224	rundll32.exe	28
PID 1224 wrote to memory of 1780	1224	rundll32.exe	28
PID 1224 wrote to memory of 1780	1224	rundll32.exe	28

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\bca2c49edbae9b3abb7a0980a4e8186c701ea037e955f03a2e8303371123bf1f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1416
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\bca2c49edbae9b3abb7a0980a4e8186c701ea037e955f03a2e8303371123bf1f.dll,#1
  2⤵
  - Adds policy Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:1224
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1224 -s 260
    3⤵
    - Program crash
    PID:1780

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/1224-55-0x0000000074DC1000-0x0000000074DC3000-memory.dmp

Filesize
8KB

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