fd742d138ea4752120f9177b34637e9601ea1b47ba5efb79e0be84909a2dc7a6

Analysis

max time kernel
0s
max time network
7s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
31-12-2023 13:50

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

38abbbe273a4ee9d7ccaa584be714cf9.dll
Size

110KB
MD5

38abbbe273a4ee9d7ccaa584be714cf9
SHA1

b38337cd716000346362de5ea83e0b5aa2a9c353
SHA256

fd742d138ea4752120f9177b34637e9601ea1b47ba5efb79e0be84909a2dc7a6
SHA512

670874050213911ffdc438a1e48c63ca23818d4392bf8d1084f62191bd7833e9532a730ab12bd7805b9554ab3ac516708abe367c7e36936865e32cfeddf7ab18
SSDEEP

3072:tqZSt67PYYk/ygAEPhyuK+FI4dlvCz3G6+WBWnMj:tqZ867PYYk/ydEPhyuK+FI0CrG6+5nMj

Score

4^/10

Malware Config

Signatures

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\winnet.dll	rundll32.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeRestorePrivilege	3920	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4736 wrote to memory of 3920	4736	rundll32.exe	14
PID 4736 wrote to memory of 3920	4736	rundll32.exe	14
PID 4736 wrote to memory of 3920	4736	rundll32.exe	14

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\38abbbe273a4ee9d7ccaa584be714cf9.dll,#1
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:3920
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\DelEx.bat" "
  2⤵
  PID:4544

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\38abbbe273a4ee9d7ccaa584be714cf9.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4736

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\DelEx.bat

Filesize
134B

MD5
1eecb9956dda4f93a5993ee4bd92cb69

SHA1
d5e01cea39fab0cd15b4a081c93bc0a939ba6446

SHA256
e204a0f3239fede4959d3f0f6fdf72d4986cfee7de8d3fcd21c31d06d36f7352

SHA512
ddcb3151ed5409d8ae18cea5d131b55bba5ddfa8234043a2c32fbb5973f77ad46d0b12c79b615dc20b202de0f2043e1cfec90abfc25751119b464a0d2c16d672

Download Submit
memory/3920-1-0x0000000000A70000-0x0000000000A93000-memory.dmp

Filesize
140KB

Download
memory/3920-0-0x0000000000A70000-0x0000000000A93000-memory.dmp

Filesize
140KB

Download