systembc | 7ed9f4f6c6f6919e85b0f7b46ab95b356ca7702a1a3d415124753b4c77b12541

Analysis

max time kernel
117s
max time network
121s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
05-08-2023 19:37

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

23a665ea419877ed603914b0b1e3a319.dll
Size

5.9MB
MD5

23a665ea419877ed603914b0b1e3a319
SHA1

9e44955c216d2b78176476c512d9a7c155734c2a
SHA256

7ed9f4f6c6f6919e85b0f7b46ab95b356ca7702a1a3d415124753b4c77b12541
SHA512

11dbfb00adb1af27b2bb12cdb1fff63c8ffc1b9a860e26a05640fff44d18d862ed7f3961a4a7c7f63619da2c31372fc15432f020e22d03e1c9e366b5cda529ae
SSDEEP

98304:jKtUG8/JhKWuQOGZhGPB1lAiEKU7IHA7wayKz63OTP10tUzxCaIcnnj:jKtUXBkKna51llEvejJWoahzMHc

Score

10^/10

systembc trojan vmprotect

Malware Config

Extracted

Family

systembc

5.42.65.67:4298

localhost.exchange:4298

Signatures

SystemBC
SystemBC is a proxy and remote administration tool first seen in 2019.
trojan systembc
Blocklisted process makes network request 1 IoCs

Processes:

rundll32.exe

flow pid process

2 1164 rundll32.exe

flow	pid	process
2	1164	rundll32.exe

VMProtect packed file 2 IoCs

Detects executables packed with VMProtect commercial packer.

vmprotect

Processes:

resource	yara_rule
behavioral1/memory/1164-56-0x000007FEF5110000-0x000007FEF5B0C000-memory.dmp	vmprotect
behavioral1/memory/1164-90-0x000007FEF5110000-0x000007FEF5B0C000-memory.dmp	vmprotect

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

rundll32.exe

pid process

1164 rundll32.exe
1164 rundll32.exe

pid	process
1164	rundll32.exe
1164	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\23a665ea419877ed603914b0b1e3a319.dll,#1
1⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
PID:1164

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1164-53-0x00000000779F0000-0x00000000779F2000-memory.dmp

Filesize
8KB

Download
memory/1164-56-0x000007FEF5110000-0x000007FEF5B0C000-memory.dmp

Filesize
10.0MB

Download
memory/1164-55-0x00000000779F0000-0x00000000779F2000-memory.dmp

Filesize
8KB

Download
memory/1164-58-0x00000000779F0000-0x00000000779F2000-memory.dmp

Filesize
8KB

Download
memory/1164-59-0x0000000077A00000-0x0000000077A02000-memory.dmp

Filesize
8KB

Download
memory/1164-61-0x0000000077A00000-0x0000000077A02000-memory.dmp

Filesize
8KB

Download
memory/1164-63-0x0000000077A00000-0x0000000077A02000-memory.dmp

Filesize
8KB

Download
memory/1164-64-0x0000000077A10000-0x0000000077A12000-memory.dmp

Filesize
8KB

Download
memory/1164-66-0x0000000077A10000-0x0000000077A12000-memory.dmp

Filesize
8KB

Download
memory/1164-68-0x0000000077A10000-0x0000000077A12000-memory.dmp

Filesize
8KB

Download
memory/1164-69-0x0000000077A20000-0x0000000077A22000-memory.dmp

Filesize
8KB

Download
memory/1164-71-0x0000000077A20000-0x0000000077A22000-memory.dmp

Filesize
8KB

Download
memory/1164-73-0x0000000077A20000-0x0000000077A22000-memory.dmp

Filesize
8KB

Download
memory/1164-76-0x000007FEFD9D0000-0x000007FEFD9D2000-memory.dmp

Filesize
8KB

Download
memory/1164-78-0x000007FEFD9D0000-0x000007FEFD9D2000-memory.dmp

Filesize
8KB

Download
memory/1164-81-0x000007FEFD9E0000-0x000007FEFD9E2000-memory.dmp

Filesize
8KB

Download
memory/1164-83-0x000007FEFD9E0000-0x000007FEFD9E2000-memory.dmp

Filesize
8KB

Download
memory/1164-84-0x0000000077A30000-0x0000000077A32000-memory.dmp

Filesize
8KB

Download
memory/1164-86-0x0000000077A30000-0x0000000077A32000-memory.dmp

Filesize
8KB

Download
memory/1164-88-0x0000000077A30000-0x0000000077A32000-memory.dmp

Filesize
8KB

Download
memory/1164-89-0x0000000077840000-0x00000000779E9000-memory.dmp

Filesize
1.7MB

Download
memory/1164-90-0x000007FEF5110000-0x000007FEF5B0C000-memory.dmp

Filesize
10.0MB

Download
memory/1164-91-0x0000000077840000-0x00000000779E9000-memory.dmp

Filesize
1.7MB

Download