systembc | e53dc87e496e8b9e798419bbbdc6ab953d7f1d08a54546cb3b2aabced1b88bed

Analysis

max time kernel
150s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
07-05-2023 05:40

Target

ad08584c525066f399a30dd03f4ca596.exe
Size

77KB
MD5

ad08584c525066f399a30dd03f4ca596
SHA1

ced14e862f8bb80de80c11bc02b4e4d4a0834389
SHA256

e53dc87e496e8b9e798419bbbdc6ab953d7f1d08a54546cb3b2aabced1b88bed
SHA512

40d435cd785280e6dd6dd3eb914da9249fe8a11fd7ecc78b1a3672de3843e9efd39676d898af8bb0cf376e50c6c7d91f2df8081d94906437e611e5ca87bd2ae8
SSDEEP

1536:mRxiXCIQg7XVSynL5C9b7OLYRVSUqoWG4zbVwxStmMgc:I4ZQg7FSyL5gb7GCzqNG4dNxgc

Score

10^/10

systembc trojan upx

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

Processes:

blqrr.exe

pid process

4304 blqrr.exe

pid	process
4304	blqrr.exe

UPX packed file 5 IoCs

Detects executables packed with UPX/modified UPX open source packer.

Processes:

resource	yara_rule
behavioral2/memory/4632-133-0x0000000000400000-0x000000000044E000-memory.dmp	upx
behavioral2/memory/4632-134-0x0000000000400000-0x000000000044E000-memory.dmp	upx
C:\ProgramData\urbt\blqrr.exe	upx
C:\ProgramData\urbt\blqrr.exe	upx
behavioral2/memory/4304-150-0x0000000000400000-0x000000000044E000-memory.dmp	upx

Drops file in Windows directory 2 IoCs

Processes:

ad08584c525066f399a30dd03f4ca596.exe

description	ioc	process
File created	C:\Windows\Tasks\corolina17.job	ad08584c525066f399a30dd03f4ca596.exe
File opened for modification	C:\Windows\Tasks\corolina17.job	ad08584c525066f399a30dd03f4ca596.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1276 4632 WerFault.exe ad08584c525066f399a30dd03f4ca596.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

ad08584c525066f399a30dd03f4ca596.exe

pid process

4632 ad08584c525066f399a30dd03f4ca596.exe
4632 ad08584c525066f399a30dd03f4ca596.exe

pid	pid_target	process	target process
1276	4632	WerFault.exe	ad08584c525066f399a30dd03f4ca596.exe

pid	process
4632	ad08584c525066f399a30dd03f4ca596.exe
4632	ad08584c525066f399a30dd03f4ca596.exe

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4632 -s 484
2⤵
- Program crash
PID:1276

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 4632 -ip 4632
1⤵
PID:5032

C:\ProgramData\urbt\blqrr.exe
C:\ProgramData\urbt\blqrr.exe start2
1⤵
- Executes dropped EXE
PID:4304

C:\ProgramData\urbt\blqrr.exe

Filesize
77KB

MD5
ad08584c525066f399a30dd03f4ca596

SHA1
ced14e862f8bb80de80c11bc02b4e4d4a0834389

SHA256
e53dc87e496e8b9e798419bbbdc6ab953d7f1d08a54546cb3b2aabced1b88bed

SHA512
40d435cd785280e6dd6dd3eb914da9249fe8a11fd7ecc78b1a3672de3843e9efd39676d898af8bb0cf376e50c6c7d91f2df8081d94906437e611e5ca87bd2ae8

Download Submit
C:\ProgramData\urbt\blqrr.exe

Filesize
77KB

MD5
ad08584c525066f399a30dd03f4ca596

SHA1
ced14e862f8bb80de80c11bc02b4e4d4a0834389

SHA256
e53dc87e496e8b9e798419bbbdc6ab953d7f1d08a54546cb3b2aabced1b88bed

SHA512
40d435cd785280e6dd6dd3eb914da9249fe8a11fd7ecc78b1a3672de3843e9efd39676d898af8bb0cf376e50c6c7d91f2df8081d94906437e611e5ca87bd2ae8

Download Submit
memory/4304-150-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/4304-152-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/4632-133-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/4632-134-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/4632-135-0x00000000008D0000-0x00000000008D4000-memory.dmp

Filesize
16KB

Download
memory/4632-136-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/4632-139-0x00000000008D0000-0x00000000008D4000-memory.dmp

Filesize
16KB

Download
memory/4632-147-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download