systembc | 7db569d8624bf460f4b6e187d3771b7c63758a265536080bd641fdb24c4cd13e

Analysis

max time kernel
252s
max time network
256s
platform
windows10-1703_x64
resource
win10-20230220-en
resource tags

arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
submitted
07/03/2023, 22:22

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General

Target
7db569d8624bf460f4b6e187d3771b7c63758a265536080bd641fdb24c4cd13e.exe
Size 6.2MB
Sample230307-2ab8escd77
SHA256 7db569d8624bf460f4b6e187d3771b7c63758a265536080bd641fdb24c4cd13e
MD5 faed3a249add787a1b2c26f463edf25f
SHA1 70069af15cd0fbcce676fa39f66edbc15bc009c3
SHA512 309f5b78f8d74caea34c7a28143ac4ac807e64a89cbf16d4fb5326377106f934d12bebe4bde1919db8e420acef0b779ed1bb41d62caa21af91e48ffbfe531b93
SSDEEP 196608:FPJQiT4psV3tPZ0u3w6qlZGEnDcMygXvJOIvwobTolW:FLisDPZ0u3w6q1DJfJOIvwoPol
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

systembc persistence trojan

Malware Config

Extracted

Family

systembc

79.137.203.32:4289
194.87.111.29:4289

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

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Windows\CurrentVersion\Run	7db569d8624bf460f4b6e187d3771b7c63758a265536080bd641fdb24c4cd13e.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Windows\CurrentVersion\Run\socks5 = "powershell.exe -windowstyle hidden -Command \"& 'C:\\Users\\Admin\\AppData\\Local\\Temp\\7db569d8624bf460f4b6e187d3771b7c63758a265536080bd641fdb24c4cd13e.exe'\""	7db569d8624bf460f4b6e187d3771b7c63758a265536080bd641fdb24c4cd13e.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2896	7db569d8624bf460f4b6e187d3771b7c63758a265536080bd641fdb24c4cd13e.exe
2896	7db569d8624bf460f4b6e187d3771b7c63758a265536080bd641fdb24c4cd13e.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2896	7db569d8624bf460f4b6e187d3771b7c63758a265536080bd641fdb24c4cd13e.exe
2896	7db569d8624bf460f4b6e187d3771b7c63758a265536080bd641fdb24c4cd13e.exe

C:\Users\Admin\AppData\Local\Temp\7db569d8624bf460f4b6e187d3771b7c63758a265536080bd641fdb24c4cd13e.exe
"C:\Users\Admin\AppData\Local\Temp\7db569d8624bf460f4b6e187d3771b7c63758a265536080bd641fdb24c4cd13e.exe"
1⤵
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:2896

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2896-121-0x00000000001F0000-0x00000000001F1000-memory.dmp

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memory/2896-122-0x0000000000E80000-0x0000000000E81000-memory.dmp

Download

memory/2896-123-0x0000000000400000-0x0000000000D6D000-memory.dmp

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