systembc | 3f6c84150d51188f54330ce514518c879705052abad3f89325e9c279f1d9403e

Analysis

max time kernel
81s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
15-12-2022 09:12

Target

3f6c84150d51188f54330ce514518c879705052abad3f89325e9c279f1d9403e.exe
Size

327KB
MD5

a533eeaaec1a873d84936633e153dd0a
SHA1

a16f84c4039ddccf9960cee21cb8860f2f1cf34c
SHA256

3f6c84150d51188f54330ce514518c879705052abad3f89325e9c279f1d9403e
SHA512

c599ec24478794dbe3fd1f3124bb93423b610a5d36eb76d625a2401fcc5f368ee40bca9585ba156a06747c593bc415369ae2106ee48b94044a72a59bd1949b79
SSDEEP

6144:3YktL97wOl/cNqWoZAR5Lv2mXMcXQEjSbjfxur/tb:d57rl/ccJ4omxjSbjJurR

Score

10^/10

systembc trojan

Family

systembc

109.205.214.18:443

SystemBC
SystemBC is a proxy and remote administration tool first seen in 2019.
trojan systembc
Executes dropped EXE 1 IoCs

Processes:

nwjej.exe

pid process

4208 nwjej.exe

pid	process
4208	nwjej.exe

Drops file in Windows directory 2 IoCs

Processes:

3f6c84150d51188f54330ce514518c879705052abad3f89325e9c279f1d9403e.exe

description	ioc	process
File created	C:\Windows\Tasks\nwjej.job	3f6c84150d51188f54330ce514518c879705052abad3f89325e9c279f1d9403e.exe
File opened for modification	C:\Windows\Tasks\nwjej.job	3f6c84150d51188f54330ce514518c879705052abad3f89325e9c279f1d9403e.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3396 3388 WerFault.exe 3f6c84150d51188f54330ce514518c879705052abad3f89325e9c279f1d9403e.exe

pid	pid_target	process	target process
3396	3388	WerFault.exe	3f6c84150d51188f54330ce514518c879705052abad3f89325e9c279f1d9403e.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

3f6c84150d51188f54330ce514518c879705052abad3f89325e9c279f1d9403e.exe

pid	process
3388	3f6c84150d51188f54330ce514518c879705052abad3f89325e9c279f1d9403e.exe
3388	3f6c84150d51188f54330ce514518c879705052abad3f89325e9c279f1d9403e.exe

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3388 -s 492
2⤵
- Program crash
PID:3396

C:\ProgramData\tstg\nwjej.exe
C:\ProgramData\tstg\nwjej.exe start
1⤵
- Executes dropped EXE
PID:4208

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3388 -ip 3388
1⤵
PID:3604

C:\ProgramData\tstg\nwjej.exe
Filesize
327KB

MD5
a533eeaaec1a873d84936633e153dd0a

SHA1
a16f84c4039ddccf9960cee21cb8860f2f1cf34c

SHA256
3f6c84150d51188f54330ce514518c879705052abad3f89325e9c279f1d9403e

SHA512
c599ec24478794dbe3fd1f3124bb93423b610a5d36eb76d625a2401fcc5f368ee40bca9585ba156a06747c593bc415369ae2106ee48b94044a72a59bd1949b79

Download Submit
C:\ProgramData\tstg\nwjej.exe
Filesize
327KB

MD5
a533eeaaec1a873d84936633e153dd0a

SHA1
a16f84c4039ddccf9960cee21cb8860f2f1cf34c

SHA256
3f6c84150d51188f54330ce514518c879705052abad3f89325e9c279f1d9403e

SHA512
c599ec24478794dbe3fd1f3124bb93423b610a5d36eb76d625a2401fcc5f368ee40bca9585ba156a06747c593bc415369ae2106ee48b94044a72a59bd1949b79

Download Submit
memory/3388-132-0x0000000000608000-0x000000000061E000-memory.dmp

Filesize
88KB

Download
memory/3388-133-0x00000000004D0000-0x00000000004D9000-memory.dmp

Filesize
36KB

Download
memory/3388-134-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/3388-139-0x0000000000608000-0x000000000061E000-memory.dmp

Filesize
88KB

Download
memory/3388-140-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/4208-137-0x0000000000552000-0x0000000000568000-memory.dmp

Filesize
88KB

Download
memory/4208-138-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download