systembc | d44096417899cb12d0fe2db404a01bb3294d309dda9e7487cbaa0699c3b457fd

Analysis

max time kernel
146s
max time network
153s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22-12-2024 09:16

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General

Target

JaffaCakes118_d44096417899cb12d0fe2db404a01bb3294d309dda9e7487cbaa0699c3b457fd.exe
Size

795.6MB
MD5

490cef9b9ed2ff8aafa7ddd3d11d4160
SHA1

8a9592214c2486df6c6074a71c01f29e2572caf1
SHA256

d44096417899cb12d0fe2db404a01bb3294d309dda9e7487cbaa0699c3b457fd
SHA512

8eb4b718a9affb488d8974ceab892b79642fff33d3044feb0cdb7e28e3fdc7e90538d3342a2e853974cf97c3b15a72f4c81f00691e2e2a1c01ff1b714d04a4f0
SSDEEP

49152:ocyNPK4Y1UJLBfIjNC3OIFjtSuiQpVKBuW:Mi/1UDfv317KBuW

Score

10^/10

systembc discovery trojan

Malware Config

Extracted

Family

systembc

45.81.225.72:4001

192.168.1.149:4001

Signatures

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

Deletes itself 1 IoCs

pid	Process
2560	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2720	rocini mebeyabo noxone.exe

Loads dropped DLL 2 IoCs

pid	Process
2084	JaffaCakes118_d44096417899cb12d0fe2db404a01bb3294d309dda9e7487cbaa0699c3b457fd.exe
2084	JaffaCakes118_d44096417899cb12d0fe2db404a01bb3294d309dda9e7487cbaa0699c3b457fd.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2720 set thread context of 1540	2720	rocini mebeyabo noxone.exe	38

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	JaffaCakes118_d44096417899cb12d0fe2db404a01bb3294d309dda9e7487cbaa0699c3b457fd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chcp.com
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rocini mebeyabo noxone.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
2560	cmd.exe
2996	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2996	PING.EXE

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2844	schtasks.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
2084	JaffaCakes118_d44096417899cb12d0fe2db404a01bb3294d309dda9e7487cbaa0699c3b457fd.exe
2084	JaffaCakes118_d44096417899cb12d0fe2db404a01bb3294d309dda9e7487cbaa0699c3b457fd.exe
2084	JaffaCakes118_d44096417899cb12d0fe2db404a01bb3294d309dda9e7487cbaa0699c3b457fd.exe
2084	JaffaCakes118_d44096417899cb12d0fe2db404a01bb3294d309dda9e7487cbaa0699c3b457fd.exe
2084	JaffaCakes118_d44096417899cb12d0fe2db404a01bb3294d309dda9e7487cbaa0699c3b457fd.exe
2720	rocini mebeyabo noxone.exe
2720	rocini mebeyabo noxone.exe
2720	rocini mebeyabo noxone.exe
2720	rocini mebeyabo noxone.exe
2720	rocini mebeyabo noxone.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 2084 wrote to memory of 2844	2084	JaffaCakes118_d44096417899cb12d0fe2db404a01bb3294d309dda9e7487cbaa0699c3b457fd.exe	31
PID 2084 wrote to memory of 2844	2084	JaffaCakes118_d44096417899cb12d0fe2db404a01bb3294d309dda9e7487cbaa0699c3b457fd.exe	31
PID 2084 wrote to memory of 2844	2084	JaffaCakes118_d44096417899cb12d0fe2db404a01bb3294d309dda9e7487cbaa0699c3b457fd.exe	31
PID 2084 wrote to memory of 2844	2084	JaffaCakes118_d44096417899cb12d0fe2db404a01bb3294d309dda9e7487cbaa0699c3b457fd.exe	31
PID 2084 wrote to memory of 2720	2084	JaffaCakes118_d44096417899cb12d0fe2db404a01bb3294d309dda9e7487cbaa0699c3b457fd.exe	33
PID 2084 wrote to memory of 2720	2084	JaffaCakes118_d44096417899cb12d0fe2db404a01bb3294d309dda9e7487cbaa0699c3b457fd.exe	33
PID 2084 wrote to memory of 2720	2084	JaffaCakes118_d44096417899cb12d0fe2db404a01bb3294d309dda9e7487cbaa0699c3b457fd.exe	33
PID 2084 wrote to memory of 2720	2084	JaffaCakes118_d44096417899cb12d0fe2db404a01bb3294d309dda9e7487cbaa0699c3b457fd.exe	33
PID 2084 wrote to memory of 2560	2084	JaffaCakes118_d44096417899cb12d0fe2db404a01bb3294d309dda9e7487cbaa0699c3b457fd.exe	34
PID 2084 wrote to memory of 2560	2084	JaffaCakes118_d44096417899cb12d0fe2db404a01bb3294d309dda9e7487cbaa0699c3b457fd.exe	34
PID 2084 wrote to memory of 2560	2084	JaffaCakes118_d44096417899cb12d0fe2db404a01bb3294d309dda9e7487cbaa0699c3b457fd.exe	34
PID 2084 wrote to memory of 2560	2084	JaffaCakes118_d44096417899cb12d0fe2db404a01bb3294d309dda9e7487cbaa0699c3b457fd.exe	34
PID 2560 wrote to memory of 2032	2560	cmd.exe	36
PID 2560 wrote to memory of 2032	2560	cmd.exe	36
PID 2560 wrote to memory of 2032	2560	cmd.exe	36
PID 2560 wrote to memory of 2032	2560	cmd.exe	36
PID 2560 wrote to memory of 2996	2560	cmd.exe	37
PID 2560 wrote to memory of 2996	2560	cmd.exe	37
PID 2560 wrote to memory of 2996	2560	cmd.exe	37
PID 2560 wrote to memory of 2996	2560	cmd.exe	37
PID 2720 wrote to memory of 1540	2720	rocini mebeyabo noxone.exe	38
PID 2720 wrote to memory of 1540	2720	rocini mebeyabo noxone.exe	38
PID 2720 wrote to memory of 1540	2720	rocini mebeyabo noxone.exe	38
PID 2720 wrote to memory of 1540	2720	rocini mebeyabo noxone.exe	38
PID 2720 wrote to memory of 1540	2720	rocini mebeyabo noxone.exe	38
PID 2720 wrote to memory of 1540	2720	rocini mebeyabo noxone.exe	38
PID 2720 wrote to memory of 1540	2720	rocini mebeyabo noxone.exe	38
PID 2720 wrote to memory of 1540	2720	rocini mebeyabo noxone.exe	38
PID 2720 wrote to memory of 1540	2720	rocini mebeyabo noxone.exe	38

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d44096417899cb12d0fe2db404a01bb3294d309dda9e7487cbaa0699c3b457fd.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d44096417899cb12d0fe2db404a01bb3294d309dda9e7487cbaa0699c3b457fd.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2084
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\system32\schtasks.exe" /create /tn COMSurrogate /f /sc onlogon /rl highest /tr "C:\Users\Admin\Makip pake racotef pewina ligiya pofol kadoquif yerotel mad reyeg hexiyino\rocini mebeyabo noxone.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2844
- C:\Users\Admin\Makip pake racotef pewina ligiya pofol kadoquif yerotel mad reyeg hexiyino\rocini mebeyabo noxone.exe
  "C:\Users\Admin\Makip pake racotef pewina ligiya pofol kadoquif yerotel mad reyeg hexiyino\rocini mebeyabo noxone.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2720
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
    3⤵
    PID:1540
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c chcp 65001 && ping 127.0.0.1 && DEL /F /S /Q /A "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d44096417899cb12d0fe2db404a01bb3294d309dda9e7487cbaa0699c3b457fd.exe"
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:2560
- - C:\Windows\SysWOW64\chcp.com
    chcp 65001
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2032
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:2996

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Discovery

Remote System Discovery

T1018

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1540-20-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/1540-23-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/1540-22-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/2084-16-0x0000000002820000-0x00000000029AF000-memory.dmp

Filesize
1.6MB

Download
memory/2084-4-0x0000000001EA0000-0x0000000002818000-memory.dmp

Filesize
9.5MB

Download
memory/2084-5-0x0000000002820000-0x00000000029AF000-memory.dmp

Filesize
1.6MB

Download
memory/2084-1-0x0000000001EA0000-0x0000000002818000-memory.dmp

Filesize
9.5MB

Download
memory/2084-3-0x0000000002820000-0x00000000029AF000-memory.dmp

Filesize
1.6MB

Download
memory/2084-2-0x0000000002820000-0x00000000029AF000-memory.dmp

Filesize
1.6MB

Download
memory/2084-0-0x0000000001EA0000-0x0000000002818000-memory.dmp

Filesize
9.5MB

Download
memory/2720-17-0x0000000001EC0000-0x0000000002838000-memory.dmp

Filesize
9.5MB

Download
memory/2720-18-0x0000000002840000-0x00000000029CF000-memory.dmp

Filesize
1.6MB

Download
memory/2720-19-0x000000000B300000-0x000000000B369000-memory.dmp

Filesize
420KB

Download