systembc | fc67f616c652c250ffb7a6acd161f64cad63be69cb18d9d3b97456c3e5029dbb

General

Target

fc67f616c652c250ffb7a6acd161f64cad63be69cb18d9d3b97456c3e5029dbb.exe
Size

2.1MB
MD5

7ccb778b845c8a49f4a8487482b1dc2c
SHA1

a30c90788d077df053fb0162d9e728a21a898bdb
SHA256

fc67f616c652c250ffb7a6acd161f64cad63be69cb18d9d3b97456c3e5029dbb
SHA512

98e300b23cf5c66a6828677bbc12752c1029bcb8a7de46a9af2d1e10304acbb26a2abdaa66d04953e450375018b69bdeb202d04d28b156107acb04af2f357099
SSDEEP

49152:YquirGYBpq99AqkfX/NV/ET9/coPusXh3:sSpq99puPScUusR

Score

10^/10

systembc evasion trojan

Malware Config

Extracted

Family

systembc

C2

slavelever.info:4248

slavelevereoewl.info:4248

Signatures

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

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 2 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

Processes:

fc67f616c652c250ffb7a6acd161f64cad63be69cb18d9d3b97456c3e5029dbb.exefc67f616c652c250ffb7a6acd161f64cad63be69cb18d9d3b97456c3e5029dbb.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	fc67f616c652c250ffb7a6acd161f64cad63be69cb18d9d3b97456c3e5029dbb.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	fc67f616c652c250ffb7a6acd161f64cad63be69cb18d9d3b97456c3e5029dbb.exe

Checks BIOS information in registry 2 TTPs 4 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

fc67f616c652c250ffb7a6acd161f64cad63be69cb18d9d3b97456c3e5029dbb.exefc67f616c652c250ffb7a6acd161f64cad63be69cb18d9d3b97456c3e5029dbb.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	fc67f616c652c250ffb7a6acd161f64cad63be69cb18d9d3b97456c3e5029dbb.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	fc67f616c652c250ffb7a6acd161f64cad63be69cb18d9d3b97456c3e5029dbb.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	fc67f616c652c250ffb7a6acd161f64cad63be69cb18d9d3b97456c3e5029dbb.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	fc67f616c652c250ffb7a6acd161f64cad63be69cb18d9d3b97456c3e5029dbb.exe

Identifies Wine through registry keys 2 TTPs 1 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

Processes:

fc67f616c652c250ffb7a6acd161f64cad63be69cb18d9d3b97456c3e5029dbb.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Wine	fc67f616c652c250ffb7a6acd161f64cad63be69cb18d9d3b97456c3e5029dbb.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

Processes:

fc67f616c652c250ffb7a6acd161f64cad63be69cb18d9d3b97456c3e5029dbb.exefc67f616c652c250ffb7a6acd161f64cad63be69cb18d9d3b97456c3e5029dbb.exe

pid	process
1276	fc67f616c652c250ffb7a6acd161f64cad63be69cb18d9d3b97456c3e5029dbb.exe
4324	fc67f616c652c250ffb7a6acd161f64cad63be69cb18d9d3b97456c3e5029dbb.exe

Drops file in Windows directory 2 IoCs

Processes:

fc67f616c652c250ffb7a6acd161f64cad63be69cb18d9d3b97456c3e5029dbb.exe

description	ioc	process
File created	C:\Windows\Tasks\wow64.job	fc67f616c652c250ffb7a6acd161f64cad63be69cb18d9d3b97456c3e5029dbb.exe
File opened for modification	C:\Windows\Tasks\wow64.job	fc67f616c652c250ffb7a6acd161f64cad63be69cb18d9d3b97456c3e5029dbb.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

fc67f616c652c250ffb7a6acd161f64cad63be69cb18d9d3b97456c3e5029dbb.exefc67f616c652c250ffb7a6acd161f64cad63be69cb18d9d3b97456c3e5029dbb.exe

pid	process
1276	fc67f616c652c250ffb7a6acd161f64cad63be69cb18d9d3b97456c3e5029dbb.exe
1276	fc67f616c652c250ffb7a6acd161f64cad63be69cb18d9d3b97456c3e5029dbb.exe
4324	fc67f616c652c250ffb7a6acd161f64cad63be69cb18d9d3b97456c3e5029dbb.exe
4324	fc67f616c652c250ffb7a6acd161f64cad63be69cb18d9d3b97456c3e5029dbb.exe

C:\Users\Admin\AppData\Local\Temp\fc67f616c652c250ffb7a6acd161f64cad63be69cb18d9d3b97456c3e5029dbb.exe
"C:\Users\Admin\AppData\Local\Temp\fc67f616c652c250ffb7a6acd161f64cad63be69cb18d9d3b97456c3e5029dbb.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
PID:1276

C:\Users\Admin\AppData\Local\Temp\fc67f616c652c250ffb7a6acd161f64cad63be69cb18d9d3b97456c3e5029dbb.exe
C:\Users\Admin\AppData\Local\Temp\fc67f616c652c250ffb7a6acd161f64cad63be69cb18d9d3b97456c3e5029dbb.exe start
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:4324

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

2

T1497

Credential Access

Discovery

Query Registry

3

T1012

Virtualization/Sandbox Evasion

2

T1497

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/1276-132-0x0000000000400000-0x00000000008B6000-memory.dmp

Filesize
4.7MB

Download
memory/1276-133-0x0000000000400000-0x00000000008B6000-memory.dmp

Filesize
4.7MB

Download
memory/1276-134-0x00000000778A0000-0x0000000077A43000-memory.dmp

Filesize
1.6MB

Download
memory/1276-135-0x0000000000400000-0x00000000008B6000-memory.dmp

Filesize
4.7MB

Download
memory/1276-136-0x00000000778A0000-0x0000000077A43000-memory.dmp

Filesize
1.6MB

Download
memory/1276-141-0x00000000778A0000-0x0000000077A43000-memory.dmp

Filesize
1.6MB

Download
memory/4324-137-0x0000000000400000-0x00000000008B6000-memory.dmp

Filesize
4.7MB

Download
memory/4324-138-0x00000000778A0000-0x0000000077A43000-memory.dmp

Filesize
1.6MB

Download
memory/4324-139-0x0000000000400000-0x00000000008B6000-memory.dmp

Filesize
4.7MB

Download
memory/4324-140-0x00000000778A0000-0x0000000077A43000-memory.dmp

Filesize
1.6MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads