systembc | 055bb90b6b1355dfbd03fc77826720e14b37934a078fa1caa1ef0e47e04a99e8

Analysis

max time kernel
144s
max time network
148s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
24-07-2024 11:29

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

142D21E1C1D4B09BD1853F009C1E4BAE0E3F4DCFF9F9FE8D55E4CC5456D20971.exe
Size

246KB
MD5

97a3d3bbbf620a1eead18626beef0932
SHA1

52a1b750a8bb5b64e153179e090f95c69bd340b8
SHA256

055bb90b6b1355dfbd03fc77826720e14b37934a078fa1caa1ef0e47e04a99e8
SHA512

cf5b5a215c7e2ac16306a3f3737d9c7a57c87e8cbe92299e947cf734a8379a23f18b8a43058d359b10e1aa7597f141e54862d6980186d1614902b803c233385d
SSDEEP

3072:1+m9ZYH0gOSr9fM9pXF57/VQ9LZjfnGCH:sSSOj99/GLpe

Score

10^/10

systembc aspackv2 discovery trojan

Malware Config

Extracted

Family

systembc

31.44.185.6:4001

31.44.185.11:4001

Signatures

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

ASPack v2.12-2.42 1 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

resource	yara_rule
behavioral1/files/0x000c0000000170f2-5.dat	aspack_v212_v242

Executes dropped EXE 3 IoCs

pid	Process
1712	FYGAKz.exe
2772	qkap.exe
1872	FYGAKz.exe

Loads dropped DLL 4 IoCs

pid	Process
1984	142D21E1C1D4B09BD1853F009C1E4BAE0E3F4DCFF9F9FE8D55E4CC5456D20971.exe
1984	142D21E1C1D4B09BD1853F009C1E4BAE0E3F4DCFF9F9FE8D55E4CC5456D20971.exe
2772	qkap.exe
2772	qkap.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\appletviewer.exe	FYGAKz.exe
File opened for modification	C:\Program Files\Windows Mail\wab.exe	FYGAKz.exe
File opened for modification	C:\Program Files\DVD Maker\DVDMaker.exe	FYGAKz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\keytool.exe	FYGAKz.exe
File opened for modification	C:\Program Files\Mozilla Firefox\default-browser-agent.exe	FYGAKz.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OIS.EXE	FYGAKz.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wabmig.exe	FYGAKz.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jp2launcher.exe	FYGAKz.exe
File opened for modification	C:\Program Files\Microsoft Office\Office14\MSOHTMED.EXE	FYGAKz.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\INFOPATH.EXE	FYGAKz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ssvagent.exe	FYGAKz.exe
File opened for modification	C:\Program Files\Mozilla Firefox\private_browsing.exe	FYGAKz.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOUC.EXE	FYGAKz.exe
File opened for modification	C:\Program Files\Windows Mail\wabmig.exe	FYGAKz.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AdobeCollabSync.exe	FYGAKz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javah.exe	FYGAKz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java-rmi.exe	FYGAKz.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javacpl.exe	FYGAKz.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WORDICON.EXE	FYGAKz.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\XLICONS.EXE	FYGAKz.exe
File opened for modification	C:\Program Files\Java\jre7\bin\keytool.exe	FYGAKz.exe
File opened for modification	C:\Program Files\Java\jre7\bin\tnameserv.exe	FYGAKz.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Spades\shvlzm.exe	FYGAKz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\kinit.exe	FYGAKz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\lib\launcher.exe	FYGAKz.exe
File opened for modification	C:\Program Files\Java\jre7\bin\servertool.exe	FYGAKz.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\misc.exe	FYGAKz.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SETLANG.EXE	FYGAKz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jsadebugd.exe	FYGAKz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstat.exe	FYGAKz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmid.exe	FYGAKz.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\LogTransport2.exe	FYGAKz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\apt.exe	FYGAKz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmid.exe	FYGAKz.exe
File opened for modification	C:\Program Files\Mozilla Firefox\crashreporter.exe	FYGAKz.exe
File opened for modification	C:\Program Files\Windows Defender\MpCmdRun.exe	FYGAKz.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\NAMECONTROLSERVER.EXE	FYGAKz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\java-rmi.exe	FYGAKz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\orbd.exe	FYGAKz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmic.exe	FYGAKz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jp2launcher.exe	FYGAKz.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\A3DUtility.exe	FYGAKz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jhat.exe	FYGAKz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jps.exe	FYGAKz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\xjc.exe	FYGAKz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmap.exe	FYGAKz.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe	FYGAKz.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORE.EXE	FYGAKz.exe
File opened for modification	C:\Program Files\Java\jre7\bin\unpack200.exe	FYGAKz.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	FYGAKz.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	FYGAKz.exe
File opened for modification	C:\Program Files\Java\jre7\bin\klist.exe	FYGAKz.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Wordconv.exe	FYGAKz.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	FYGAKz.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\reader_sl.exe	FYGAKz.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateBroker.exe	FYGAKz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\orbd.exe	FYGAKz.exe
File opened for modification	C:\Program Files\Microsoft Games\Hearts\Hearts.exe	FYGAKz.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\106.0.5249.119\chrome_installer.exe	FYGAKz.exe
File opened for modification	C:\Program Files\Windows Journal\PDIALOG.exe	FYGAKz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jconsole.exe	FYGAKz.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmiregistry.exe	FYGAKz.exe
File opened for modification	C:\Program Files\Java\jre7\bin\orbd.exe	FYGAKz.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSACCESS.EXE	FYGAKz.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\qkap.job	142D21E1C1D4B09BD1853F009C1E4BAE0E3F4DCFF9F9FE8D55E4CC5456D20971.exe
File opened for modification	C:\Windows\Tasks\qkap.job	142D21E1C1D4B09BD1853F009C1E4BAE0E3F4DCFF9F9FE8D55E4CC5456D20971.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	142D21E1C1D4B09BD1853F009C1E4BAE0E3F4DCFF9F9FE8D55E4CC5456D20971.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	FYGAKz.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	qkap.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	FYGAKz.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Modifies data under HKEY_USERS 3 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	FYGAKz.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	FYGAKz.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	FYGAKz.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1984	142D21E1C1D4B09BD1853F009C1E4BAE0E3F4DCFF9F9FE8D55E4CC5456D20971.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 1984 wrote to memory of 1712	1984	142D21E1C1D4B09BD1853F009C1E4BAE0E3F4DCFF9F9FE8D55E4CC5456D20971.exe	31
PID 1984 wrote to memory of 1712	1984	142D21E1C1D4B09BD1853F009C1E4BAE0E3F4DCFF9F9FE8D55E4CC5456D20971.exe	31
PID 1984 wrote to memory of 1712	1984	142D21E1C1D4B09BD1853F009C1E4BAE0E3F4DCFF9F9FE8D55E4CC5456D20971.exe	31
PID 1984 wrote to memory of 1712	1984	142D21E1C1D4B09BD1853F009C1E4BAE0E3F4DCFF9F9FE8D55E4CC5456D20971.exe	31
PID 1712 wrote to memory of 2592	1712	FYGAKz.exe	33
PID 1712 wrote to memory of 2592	1712	FYGAKz.exe	33
PID 1712 wrote to memory of 2592	1712	FYGAKz.exe	33
PID 1712 wrote to memory of 2592	1712	FYGAKz.exe	33
PID 1372 wrote to memory of 2772	1372	taskeng.exe	36
PID 1372 wrote to memory of 2772	1372	taskeng.exe	36
PID 1372 wrote to memory of 2772	1372	taskeng.exe	36
PID 1372 wrote to memory of 2772	1372	taskeng.exe	36
PID 2772 wrote to memory of 1872	2772	qkap.exe	37
PID 2772 wrote to memory of 1872	2772	qkap.exe	37
PID 2772 wrote to memory of 1872	2772	qkap.exe	37
PID 2772 wrote to memory of 1872	2772	qkap.exe	37
PID 1872 wrote to memory of 2296	1872	FYGAKz.exe	38
PID 1872 wrote to memory of 2296	1872	FYGAKz.exe	38
PID 1872 wrote to memory of 2296	1872	FYGAKz.exe	38
PID 1872 wrote to memory of 2296	1872	FYGAKz.exe	38

C:\Users\Admin\AppData\Local\Temp\142D21E1C1D4B09BD1853F009C1E4BAE0E3F4DCFF9F9FE8D55E4CC5456D20971.exe
"C:\Users\Admin\AppData\Local\Temp\142D21E1C1D4B09BD1853F009C1E4BAE0E3F4DCFF9F9FE8D55E4CC5456D20971.exe"
1⤵
- Loads dropped DLL
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1984
- C:\Users\Admin\AppData\Local\Temp\FYGAKz.exe
  C:\Users\Admin\AppData\Local\Temp\FYGAKz.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1712
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\46b535ec.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2592

C:\Windows\system32\taskeng.exe
taskeng.exe {3AC4D958-6971-4766-A900-E6F4051C8316} S-1-5-18:NT AUTHORITY\System:Service:
1⤵
- Suspicious use of WriteProcessMemory
PID:1372
- C:\ProgramData\lljamja\qkap.exe
  C:\ProgramData\lljamja\qkap.exe start
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2772
- - C:\Windows\TEMP\FYGAKz.exe
    C:\Windows\TEMP\FYGAKz.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Modifies data under HKEY_USERS
    - Suspicious use of WriteProcessMemory
    PID:1872
  - - C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Windows\TEMP\42474d41.bat" "
      4⤵
      System Location Discovery: System Language Discovery
      PID:2296

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\ProgramData\lljamja\qkap.exe

Filesize
246KB

MD5
97a3d3bbbf620a1eead18626beef0932

SHA1
52a1b750a8bb5b64e153179e090f95c69bd340b8

SHA256
055bb90b6b1355dfbd03fc77826720e14b37934a078fa1caa1ef0e47e04a99e8

SHA512
cf5b5a215c7e2ac16306a3f3737d9c7a57c87e8cbe92299e947cf734a8379a23f18b8a43058d359b10e1aa7597f141e54862d6980186d1614902b803c233385d

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\NT8UAXPK\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\413A3F66.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

Download Submit
C:\Users\Admin\AppData\Local\Temp\46b535ec.bat

Filesize
187B

MD5
b89bde5ca8a064c4ee051b21838a9bd3

SHA1
75bc8b80e38b1b792eac313ca6a77b60c84fd3c0

SHA256
c2fc4690844e7c9eadb7200ce30573521c117b9460081f83be1f644140587758

SHA512
6da59d142d27cf33bab937e9d2b1f41ff5333b69c084b770da8cac464f19fe6aa768dc868e7564d2209519d264bd570b6e37138aa7204aceb74aec31e7b2b576

Download Submit
C:\Windows\Temp\42474d41.bat

Filesize
133B

MD5
edd29011e6ee60833b028eed6fd26506

SHA1
5e64c7c6f0afe634b6c01708e3ac27d6a57c4e59

SHA256
101681e49fe65fe60da174338f9390c5cf8fb8d1a7553adc884ec8cb8011a6eb

SHA512
5e47d06a80214b21d4dce395f365a99ca87e71a68ba19c08babcd8081133898bfd405c1685c7e9d68ea2d76f74238c6c15cd53abf128ff9fcdc66df17b13fa04

Download Submit
\Users\Admin\AppData\Local\Temp\FYGAKz.exe

Filesize
15KB

MD5
f7d21de5c4e81341eccd280c11ddcc9a

SHA1
d4e9ef10d7685d491583c6fa93ae5d9105d815bd

SHA256
4485df22c627fa0bb899d79aa6ff29bc5be1dbc3caa2b7a490809338d54b7794

SHA512
e4553b86b083996038bacfb979ad0b86f578f95185d8efac34a77f6cc73e491d4f70e1449bbc9eb1d62f430800c1574101b270e1cb0eeed43a83049a79b636a3

Download Submit
memory/1712-11-0x0000000001330000-0x0000000001339000-memory.dmp

Filesize
36KB

Download
memory/1712-57-0x0000000001330000-0x0000000001339000-memory.dmp

Filesize
36KB

Download
memory/1872-77-0x0000000000A10000-0x0000000000A19000-memory.dmp

Filesize
36KB

Download
memory/1984-16-0x0000000000220000-0x0000000000229000-memory.dmp

Filesize
36KB

Download
memory/1984-15-0x0000000000530000-0x0000000000630000-memory.dmp

Filesize
1024KB

Download
memory/1984-59-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/1984-0-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/1984-17-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1984-4-0x0000000001330000-0x0000000001339000-memory.dmp

Filesize
36KB

Download
memory/1984-89-0x0000000000530000-0x0000000000630000-memory.dmp

Filesize
1024KB

Download
memory/2772-65-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/2772-76-0x0000000000A10000-0x0000000000A19000-memory.dmp

Filesize
36KB

Download
memory/2772-75-0x0000000000A10000-0x0000000000A19000-memory.dmp

Filesize
36KB

Download
memory/2772-91-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download