systembc | fc233bc51158c9250a005cab1d7e3b200722a675e392e799b11a5eef6503339c

Analysis

max time kernel
141s
max time network
135s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
07-05-2023 08:50

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General

Target

fc233bc51158c9250a005cab1d7e3b200722a675e392e799b11a5eef6503339c.exe
Size

114KB
MD5

888bfc5a63177bdc5aaa1429eca8e632
SHA1

3eca9ed178f35a94524a17356a60702d8d5d2e69
SHA256

fc233bc51158c9250a005cab1d7e3b200722a675e392e799b11a5eef6503339c
SHA512

c95f454d559038393d55a7afc889e675ede6a8f5cdecf238f5b09ce8e0a88adc4c7e1d711c3c23469e086fe4e7beb6655b1810a5b085b137495c8db4890749ac
SSDEEP

1536:s7Qo3iozw/t29drPAXKm7LZCYptjzPbo4XEJ3w+lczNAgs:jo3xzwsPY6AZCYpVz/f+yziB

Score

10^/10

systembc persistence trojan

Malware Config

Extracted

Family

systembc

185.161.248.16:4440

Signatures

SystemBC
SystemBC is a proxy and remote administration tool first seen in 2019.
trojan systembc

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

fc233bc51158c9250a005cab1d7e3b200722a675e392e799b11a5eef6503339c.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000\Software\Microsoft\Windows\CurrentVersion\Run	fc233bc51158c9250a005cab1d7e3b200722a675e392e799b11a5eef6503339c.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000\Software\Microsoft\Windows\CurrentVersion\Run\socks5 = "powershell.exe -windowstyle hidden -Command \"& 'C:\\Users\\Admin\\AppData\\Local\\Temp\\fc233bc51158c9250a005cab1d7e3b200722a675e392e799b11a5eef6503339c.exe'\""	fc233bc51158c9250a005cab1d7e3b200722a675e392e799b11a5eef6503339c.exe

C:\Users\Admin\AppData\Local\Temp\fc233bc51158c9250a005cab1d7e3b200722a675e392e799b11a5eef6503339c.exe
"C:\Users\Admin\AppData\Local\Temp\fc233bc51158c9250a005cab1d7e3b200722a675e392e799b11a5eef6503339c.exe"
1⤵
- Adds Run key to start application
PID:2028

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/2028-54-0x0000000000400000-0x000000000058B000-memory.dmp

Filesize
1.5MB

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