systembc | 490c603f0ed1e224b7589358ab78a03dd109e4f69b67b12ff0645bb7e083a20a

Analysis

max time kernel
136s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20250217-en
resource tags

arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
submitted
19-02-2025 07:06

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General

Target

490c603f0ed1e224b7589358ab78a03dd109e4f69b67b12ff0645bb7e083a20a.exe
Size

2.2MB
MD5

dedb8ce49e5f1f00640bf0b87cb8dbdb
SHA1

2d88f6f8e27604810bfecc78d334362bf2d1cda0
SHA256

490c603f0ed1e224b7589358ab78a03dd109e4f69b67b12ff0645bb7e083a20a
SHA512

2452546bbdcb32c63ac00833c416c68136b5e2fb69a278314659176512b5f4cb8380d9435e40fd8087da44c43524ac5a233b37a343997a909f33d6b6f0b1d094
SSDEEP

49152:VFCN368IYHAdu3EveTbSJfpjwIsRBnqTPweLJ2GbWi9sYS1HfDxwAlPjJvLRUFt3:VFCN368IYHAdu3EveTbSJfpjwIsRBnqp

Score

10^/10

systembc discovery trojan

Malware Config

Extracted

Family

systembc

wodresomdaymomentum.org

Attributes

dns
5.132.191.104

Signatures

Suspicious use of NtCreateUserProcessOtherParentProcess 3 IoCs

description	pid	Process	procid_target
PID 1248 created 3380	1248	490c603f0ed1e224b7589358ab78a03dd109e4f69b67b12ff0645bb7e083a20a.exe	55
PID 2828 created 3380	2828	lxiojg.exe	55
PID 4356 created 3380	4356	lxiojg.exe	55

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

Executes dropped EXE 4 IoCs

pid	Process
2828	lxiojg.exe
3504	lxiojg.exe
4356	lxiojg.exe
548	lxiojg.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1248 set thread context of 4616	1248	490c603f0ed1e224b7589358ab78a03dd109e4f69b67b12ff0645bb7e083a20a.exe	88
PID 2828 set thread context of 3504	2828	lxiojg.exe	94
PID 4356 set thread context of 548	4356	lxiojg.exe	98

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\Test Task17.job	490c603f0ed1e224b7589358ab78a03dd109e4f69b67b12ff0645bb7e083a20a.exe

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	lxiojg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lxiojg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	490c603f0ed1e224b7589358ab78a03dd109e4f69b67b12ff0645bb7e083a20a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	490c603f0ed1e224b7589358ab78a03dd109e4f69b67b12ff0645bb7e083a20a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lxiojg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lxiojg.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
1248	490c603f0ed1e224b7589358ab78a03dd109e4f69b67b12ff0645bb7e083a20a.exe
1248	490c603f0ed1e224b7589358ab78a03dd109e4f69b67b12ff0645bb7e083a20a.exe
1248	490c603f0ed1e224b7589358ab78a03dd109e4f69b67b12ff0645bb7e083a20a.exe
2828	lxiojg.exe
2828	lxiojg.exe
2828	lxiojg.exe
4356	lxiojg.exe
4356	lxiojg.exe
4356	lxiojg.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	1248	490c603f0ed1e224b7589358ab78a03dd109e4f69b67b12ff0645bb7e083a20a.exe
Token: SeDebugPrivilege	1248	490c603f0ed1e224b7589358ab78a03dd109e4f69b67b12ff0645bb7e083a20a.exe
Token: SeDebugPrivilege	2828	lxiojg.exe
Token: SeDebugPrivilege	2828	lxiojg.exe
Token: SeDebugPrivilege	4356	lxiojg.exe
Token: SeDebugPrivilege	4356	lxiojg.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 1248 wrote to memory of 4616	1248	490c603f0ed1e224b7589358ab78a03dd109e4f69b67b12ff0645bb7e083a20a.exe	88
PID 1248 wrote to memory of 4616	1248	490c603f0ed1e224b7589358ab78a03dd109e4f69b67b12ff0645bb7e083a20a.exe	88
PID 1248 wrote to memory of 4616	1248	490c603f0ed1e224b7589358ab78a03dd109e4f69b67b12ff0645bb7e083a20a.exe	88
PID 1248 wrote to memory of 4616	1248	490c603f0ed1e224b7589358ab78a03dd109e4f69b67b12ff0645bb7e083a20a.exe	88
PID 1248 wrote to memory of 4616	1248	490c603f0ed1e224b7589358ab78a03dd109e4f69b67b12ff0645bb7e083a20a.exe	88
PID 1248 wrote to memory of 4616	1248	490c603f0ed1e224b7589358ab78a03dd109e4f69b67b12ff0645bb7e083a20a.exe	88
PID 1248 wrote to memory of 4616	1248	490c603f0ed1e224b7589358ab78a03dd109e4f69b67b12ff0645bb7e083a20a.exe	88
PID 1248 wrote to memory of 4616	1248	490c603f0ed1e224b7589358ab78a03dd109e4f69b67b12ff0645bb7e083a20a.exe	88
PID 2828 wrote to memory of 3504	2828	lxiojg.exe	94
PID 2828 wrote to memory of 3504	2828	lxiojg.exe	94
PID 2828 wrote to memory of 3504	2828	lxiojg.exe	94
PID 2828 wrote to memory of 3504	2828	lxiojg.exe	94
PID 2828 wrote to memory of 3504	2828	lxiojg.exe	94
PID 2828 wrote to memory of 3504	2828	lxiojg.exe	94
PID 2828 wrote to memory of 3504	2828	lxiojg.exe	94
PID 2828 wrote to memory of 3504	2828	lxiojg.exe	94
PID 4356 wrote to memory of 548	4356	lxiojg.exe	98
PID 4356 wrote to memory of 548	4356	lxiojg.exe	98
PID 4356 wrote to memory of 548	4356	lxiojg.exe	98
PID 4356 wrote to memory of 548	4356	lxiojg.exe	98
PID 4356 wrote to memory of 548	4356	lxiojg.exe	98
PID 4356 wrote to memory of 548	4356	lxiojg.exe	98
PID 4356 wrote to memory of 548	4356	lxiojg.exe	98
PID 4356 wrote to memory of 548	4356	lxiojg.exe	98

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3380
- C:\Users\Admin\AppData\Local\Temp\490c603f0ed1e224b7589358ab78a03dd109e4f69b67b12ff0645bb7e083a20a.exe
  "C:\Users\Admin\AppData\Local\Temp\490c603f0ed1e224b7589358ab78a03dd109e4f69b67b12ff0645bb7e083a20a.exe"
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1248
- C:\Users\Admin\AppData\Local\Temp\490c603f0ed1e224b7589358ab78a03dd109e4f69b67b12ff0645bb7e083a20a.exe
  "C:\Users\Admin\AppData\Local\Temp\490c603f0ed1e224b7589358ab78a03dd109e4f69b67b12ff0645bb7e083a20a.exe"
  2⤵
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  PID:4616
- C:\ProgramData\xwcl\lxiojg.exe
  "C:\ProgramData\xwcl\lxiojg.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:3504
- C:\ProgramData\xwcl\lxiojg.exe
  "C:\ProgramData\xwcl\lxiojg.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:548

C:\ProgramData\xwcl\lxiojg.exe
C:\ProgramData\xwcl\lxiojg.exe
1⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2828

C:\ProgramData\xwcl\lxiojg.exe
C:\ProgramData\xwcl\lxiojg.exe
1⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4356

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\xwcl\lxiojg.exe

Filesize
2.2MB

MD5
dedb8ce49e5f1f00640bf0b87cb8dbdb

SHA1
2d88f6f8e27604810bfecc78d334362bf2d1cda0

SHA256
490c603f0ed1e224b7589358ab78a03dd109e4f69b67b12ff0645bb7e083a20a

SHA512
2452546bbdcb32c63ac00833c416c68136b5e2fb69a278314659176512b5f4cb8380d9435e40fd8087da44c43524ac5a233b37a343997a909f33d6b6f0b1d094

Download Submit
C:\Windows\Tasks\Test Task17.job

Filesize
234B

MD5
e1c5b5001d51b0961ec4eb0437181467

SHA1
5e299af353e977e9befcff8d1b6a20f2364833ff

SHA256
3982189e6d1a8f8fa04e2c704626f0652966548c7865892ad85d90be9548a87f

SHA512
0aed347e780eb03756bfa5b71a74381792415f2515e3a2b3aa85bb4105e67107990c4f89b8a9d961baa0a80d529f1c073c6ac0cfd73fe1d4ee758c007440ed9d

Download Submit
memory/1248-0-0x0000000074D9E000-0x0000000074D9F000-memory.dmp

Filesize
4KB

Download
memory/1248-1-0x00000000006F0000-0x0000000000930000-memory.dmp

Filesize
2.2MB

Download
memory/1248-2-0x00000000052B0000-0x00000000053AE000-memory.dmp

Filesize
1016KB

Download
memory/1248-3-0x00000000059E0000-0x0000000005F84000-memory.dmp

Filesize
5.6MB

Download
memory/1248-4-0x00000000054D0000-0x0000000005562000-memory.dmp

Filesize
584KB

Download
memory/1248-60-0x00000000052B0000-0x00000000053A8000-memory.dmp

Filesize
992KB

Download
memory/1248-68-0x00000000052B0000-0x00000000053A8000-memory.dmp

Filesize
992KB

Download
memory/1248-66-0x00000000052B0000-0x00000000053A8000-memory.dmp

Filesize
992KB

Download
memory/1248-64-0x00000000052B0000-0x00000000053A8000-memory.dmp

Filesize
992KB

Download
memory/1248-62-0x00000000052B0000-0x00000000053A8000-memory.dmp

Filesize
992KB

Download
memory/1248-58-0x00000000052B0000-0x00000000053A8000-memory.dmp

Filesize
992KB

Download
memory/1248-56-0x00000000052B0000-0x00000000053A8000-memory.dmp

Filesize
992KB

Download
memory/1248-52-0x00000000052B0000-0x00000000053A8000-memory.dmp

Filesize
992KB

Download
memory/1248-50-0x00000000052B0000-0x00000000053A8000-memory.dmp

Filesize
992KB

Download
memory/1248-48-0x00000000052B0000-0x00000000053A8000-memory.dmp

Filesize
992KB

Download
memory/1248-46-0x00000000052B0000-0x00000000053A8000-memory.dmp

Filesize
992KB

Download
memory/1248-44-0x00000000052B0000-0x00000000053A8000-memory.dmp

Filesize
992KB

Download
memory/1248-42-0x00000000052B0000-0x00000000053A8000-memory.dmp

Filesize
992KB

Download
memory/1248-40-0x00000000052B0000-0x00000000053A8000-memory.dmp

Filesize
992KB

Download
memory/1248-38-0x00000000052B0000-0x00000000053A8000-memory.dmp

Filesize
992KB

Download
memory/1248-36-0x00000000052B0000-0x00000000053A8000-memory.dmp

Filesize
992KB

Download
memory/1248-34-0x00000000052B0000-0x00000000053A8000-memory.dmp

Filesize
992KB

Download
memory/1248-32-0x00000000052B0000-0x00000000053A8000-memory.dmp

Filesize
992KB

Download
memory/1248-30-0x00000000052B0000-0x00000000053A8000-memory.dmp

Filesize
992KB

Download
memory/1248-26-0x00000000052B0000-0x00000000053A8000-memory.dmp

Filesize
992KB

Download
memory/1248-25-0x00000000052B0000-0x00000000053A8000-memory.dmp

Filesize
992KB

Download
memory/1248-8-0x00000000052B0000-0x00000000053A8000-memory.dmp

Filesize
992KB

Download
memory/1248-6-0x00000000052B0000-0x00000000053A8000-memory.dmp

Filesize
992KB

Download
memory/1248-54-0x00000000052B0000-0x00000000053A8000-memory.dmp

Filesize
992KB

Download
memory/1248-28-0x00000000052B0000-0x00000000053A8000-memory.dmp

Filesize
992KB

Download
memory/1248-22-0x00000000052B0000-0x00000000053A8000-memory.dmp

Filesize
992KB

Download
memory/1248-20-0x00000000052B0000-0x00000000053A8000-memory.dmp

Filesize
992KB

Download
memory/1248-18-0x00000000052B0000-0x00000000053A8000-memory.dmp

Filesize
992KB

Download
memory/1248-16-0x00000000052B0000-0x00000000053A8000-memory.dmp

Filesize
992KB

Download
memory/1248-14-0x00000000052B0000-0x00000000053A8000-memory.dmp

Filesize
992KB

Download
memory/1248-12-0x00000000052B0000-0x00000000053A8000-memory.dmp

Filesize
992KB

Download
memory/1248-10-0x00000000052B0000-0x00000000053A8000-memory.dmp

Filesize
992KB

Download
memory/1248-5-0x00000000052B0000-0x00000000053A8000-memory.dmp

Filesize
992KB

Download
memory/1248-1327-0x0000000074D90000-0x0000000075540000-memory.dmp

Filesize
7.7MB

Download
memory/1248-1328-0x00000000055B0000-0x0000000005608000-memory.dmp

Filesize
352KB

Download
memory/1248-1329-0x0000000074D90000-0x0000000075540000-memory.dmp

Filesize
7.7MB

Download
memory/1248-1330-0x0000000005670000-0x00000000056C6000-memory.dmp

Filesize
344KB

Download
memory/1248-1331-0x0000000005610000-0x000000000565C000-memory.dmp

Filesize
304KB

Download
memory/1248-1332-0x0000000074D9E000-0x0000000074D9F000-memory.dmp

Filesize
4KB

Download
memory/1248-1333-0x0000000074D90000-0x0000000075540000-memory.dmp

Filesize
7.7MB

Download
memory/1248-1334-0x0000000005760000-0x00000000057B4000-memory.dmp

Filesize
336KB

Download
memory/1248-1338-0x0000000074D90000-0x0000000075540000-memory.dmp

Filesize
7.7MB

Download
memory/1248-1341-0x0000000074D90000-0x0000000075540000-memory.dmp

Filesize
7.7MB

Download
memory/1248-1345-0x0000000074D90000-0x0000000075540000-memory.dmp

Filesize
7.7MB

Download
memory/2828-1351-0x0000000074D9E000-0x0000000074D9F000-memory.dmp

Filesize
4KB

Download
memory/2828-2674-0x0000000074D90000-0x0000000075540000-memory.dmp

Filesize
7.7MB

Download
memory/2828-2675-0x0000000074D90000-0x0000000075540000-memory.dmp

Filesize
7.7MB

Download
memory/2828-2676-0x0000000074D9E000-0x0000000074D9F000-memory.dmp

Filesize
4KB

Download
memory/2828-2677-0x0000000074D90000-0x0000000075540000-memory.dmp

Filesize
7.7MB

Download
memory/2828-2681-0x0000000074D90000-0x0000000075540000-memory.dmp

Filesize
7.7MB

Download
memory/2828-2691-0x0000000002BD1000-0x0000000002BD2000-memory.dmp

Filesize
4KB

Download
memory/2828-2690-0x0000000002B8B000-0x0000000002B8C000-memory.dmp

Filesize
4KB

Download
memory/2828-2692-0x0000000074D90000-0x0000000075540000-memory.dmp

Filesize
7.7MB

Download
memory/2828-2688-0x0000000074D90000-0x0000000075540000-memory.dmp

Filesize
7.7MB

Download
memory/3504-2689-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/4616-1347-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download