systembc | 11f88c287b501abb341631221d59ef63089baa83faecbf222c3ba618e5f49456

Analysis

max time kernel
119s
max time network
123s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
05-08-2023 09:55

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General

Target

11f88c287b501abb341631221d59ef63089baa83faecbf222c3ba618e5f49456_JC.dll
Size

6.4MB
MD5

48514490face0a58cd5ea063e7de28e0
SHA1

ca52f90d5d6995f68bde1daf3900b3854431a3dd
SHA256

11f88c287b501abb341631221d59ef63089baa83faecbf222c3ba618e5f49456
SHA512

d1fdc7b7420f03dc29b9cd447a1235c34dab75b10b977b0d7cc72b429001a79d588d57f5d91165c4aff349313f6d76016ef44899f50963d3d774a97bfdcf1a48
SSDEEP

196608:NZwmQb62Pk1t+w69MCaSuxu70XSUAFTNknuFkJ:TW62Pk1t+JJuI70CbHe

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 1964 rundll32.exe

flow	pid	process
2	1964	rundll32.exe

VMProtect packed file 2 IoCs

Detects executables packed with VMProtect commercial packer.

vmprotect

Processes:

resource	yara_rule
behavioral1/memory/1964-55-0x000007FEF4390000-0x000007FEF4EA2000-memory.dmp	vmprotect
behavioral1/memory/1964-91-0x000007FEF4390000-0x000007FEF4EA2000-memory.dmp	vmprotect

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

rundll32.exe

pid process

1964 rundll32.exe
1964 rundll32.exe

pid	process
1964	rundll32.exe
1964	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\11f88c287b501abb341631221d59ef63089baa83faecbf222c3ba618e5f49456_JC.dll,#1
1⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
PID:1964

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1964-55-0x000007FEF4390000-0x000007FEF4EA2000-memory.dmp

Filesize
11.1MB

Download
memory/1964-54-0x0000000076E60000-0x0000000076E62000-memory.dmp

Filesize
8KB

Download
memory/1964-57-0x0000000076E60000-0x0000000076E62000-memory.dmp

Filesize
8KB

Download
memory/1964-59-0x0000000076E60000-0x0000000076E62000-memory.dmp

Filesize
8KB

Download
memory/1964-60-0x0000000076E70000-0x0000000076E72000-memory.dmp

Filesize
8KB

Download
memory/1964-62-0x0000000076E70000-0x0000000076E72000-memory.dmp

Filesize
8KB

Download
memory/1964-64-0x0000000076E70000-0x0000000076E72000-memory.dmp

Filesize
8KB

Download
memory/1964-65-0x0000000076E80000-0x0000000076E82000-memory.dmp

Filesize
8KB

Download
memory/1964-67-0x0000000076E80000-0x0000000076E82000-memory.dmp

Filesize
8KB

Download
memory/1964-69-0x0000000076E80000-0x0000000076E82000-memory.dmp

Filesize
8KB

Download
memory/1964-70-0x0000000076E90000-0x0000000076E92000-memory.dmp

Filesize
8KB

Download
memory/1964-72-0x0000000076E90000-0x0000000076E92000-memory.dmp

Filesize
8KB

Download
memory/1964-74-0x0000000076E90000-0x0000000076E92000-memory.dmp

Filesize
8KB

Download
memory/1964-77-0x000007FEFCBB0000-0x000007FEFCBB2000-memory.dmp

Filesize
8KB

Download
memory/1964-79-0x000007FEFCBB0000-0x000007FEFCBB2000-memory.dmp

Filesize
8KB

Download
memory/1964-82-0x000007FEFCBC0000-0x000007FEFCBC2000-memory.dmp

Filesize
8KB

Download
memory/1964-84-0x000007FEFCBC0000-0x000007FEFCBC2000-memory.dmp

Filesize
8KB

Download
memory/1964-85-0x0000000076EA0000-0x0000000076EA2000-memory.dmp

Filesize
8KB

Download
memory/1964-87-0x0000000076EA0000-0x0000000076EA2000-memory.dmp

Filesize
8KB

Download
memory/1964-89-0x0000000076EA0000-0x0000000076EA2000-memory.dmp

Filesize
8KB

Download
memory/1964-90-0x0000000076CB0000-0x0000000076E59000-memory.dmp

Filesize
1.7MB

Download
memory/1964-91-0x000007FEF4390000-0x000007FEF4EA2000-memory.dmp

Filesize
11.1MB

Download
memory/1964-92-0x0000000076CB0000-0x0000000076E59000-memory.dmp

Filesize
1.7MB

Download