systembc | abc7fa99fa9ba58415e153eeac7a0a64893407d2821b40e34511c4571f4b55a3

Analysis

max time kernel
291s
max time network
148s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
22-07-2023 22:13

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General

Target

abc7fa99fa9ba58415e153eeac7a0a64893407d2821b40e34511c4571f4b55a3.exe
Size

4.1MB
MD5

b95efb5bf47173ccb54438575db5b2bb
SHA1

c119d70fd5d66d31310829b889b2c53a3fb35db5
SHA256

abc7fa99fa9ba58415e153eeac7a0a64893407d2821b40e34511c4571f4b55a3
SHA512

09a0e6a05e80bcf12948ff05f8385162c274d81d933b418582fd1f6ec241102e727411e183ab1ab2ddb500c0aca7c57ad8b5c5a52cff6fec422168efbac62e89
SSDEEP

6144:sB5f3YwKrMducTng1RxdBNE8ZOoXzeprQoXwg4kVUm+vL1kXwT/vEVClKh:If3zKrMduNndr3zDepGkVwvhHXEVo0

Score

10^/10

systembc persistence trojan

Malware Config

Extracted

Family

systembc

91.103.252.89:4317

91.103.252.57:4317

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

T1547.001

Modify Registry

T1112

Processes:

abc7fa99fa9ba58415e153eeac7a0a64893407d2821b40e34511c4571f4b55a3.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Windows\CurrentVersion\Run	abc7fa99fa9ba58415e153eeac7a0a64893407d2821b40e34511c4571f4b55a3.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Windows\CurrentVersion\Run\socks5 = "powershell.exe -windowstyle hidden -Command \"& 'C:\\Users\\Admin\\AppData\\Local\\Temp\\abc7fa99fa9ba58415e153eeac7a0a64893407d2821b40e34511c4571f4b55a3.exe'\""	abc7fa99fa9ba58415e153eeac7a0a64893407d2821b40e34511c4571f4b55a3.exe

C:\Users\Admin\AppData\Local\Temp\abc7fa99fa9ba58415e153eeac7a0a64893407d2821b40e34511c4571f4b55a3.exe
"C:\Users\Admin\AppData\Local\Temp\abc7fa99fa9ba58415e153eeac7a0a64893407d2821b40e34511c4571f4b55a3.exe"
1⤵
- Adds Run key to start application
PID:2380

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2380-54-0x00000000003A0000-0x00000000003A1000-memory.dmp

Filesize
4KB

Download
memory/2380-55-0x0000000000400000-0x000000000081F000-memory.dmp

Filesize
4.1MB

Download
memory/2380-56-0x00000000003A0000-0x00000000003A1000-memory.dmp

Filesize
4KB

Download
memory/2380-57-0x0000000003420000-0x00000000037D8000-memory.dmp

Filesize
3.7MB

Download
memory/2380-58-0x0000000000400000-0x000000000081F000-memory.dmp

Filesize
4.1MB

Download