systembc | 51182d0c1b3a9945b6d771bbeb03ac4f829fda788f7f80fe9a09a1a7f77c90c8

Analysis

max time kernel
135s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
19-01-2025 18:00

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

file.exe
Size

1.2MB
MD5

85ef87a0ec19c2b0040d09903af3bf95
SHA1

c5c2cec3ccaf8e6893aac8e426d2c665110dc257
SHA256

51182d0c1b3a9945b6d771bbeb03ac4f829fda788f7f80fe9a09a1a7f77c90c8
SHA512

2342f2b3ad9c61284e4ca1ef815681a735422159872c10ccb21e44b9504cb746b64654a03235a9729e9cf9927f1bf4f86a6b0fcc4d5bf7e4cd999e696641159f
SSDEEP

24576:An2puiGIDavIN67TWtK53yUFQFLUHwvoBBNnqRE9uPE3gt/iBi63U:7uUDawN6GksVMwvOqyucQtKBii

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 3196 created 3376	3196	file.exe	56
PID 4084 created 3376	4084	uoignv.exe	56
PID 1648 created 3376	1648	uoignv.exe	56

SystemBC
SystemBC is a proxy and remote administration tool first seen in 2019.
trojan systembc
Systembc family
systembc
Downloads MZ/PE file

Executes dropped EXE 5 IoCs

pid	Process
4084	uoignv.exe
2256	uoignv.exe
1648	uoignv.exe
3120	uoignv.exe
348	rumqku.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 3196 set thread context of 3624	3196	file.exe	84
PID 4084 set thread context of 2256	4084	uoignv.exe	101
PID 1648 set thread context of 3120	1648	uoignv.exe	103

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\dcjusnorvelputuxdjq.job	uoignv.exe
File opened for modification	C:\Windows\Tasks\dcjusnorvelputuxdjq.job	uoignv.exe
File created	C:\Windows\Tasks\Test Task17.job	file.exe

System Location Discovery: System Language Discovery 1 TTPs 7 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	file.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	file.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	uoignv.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	uoignv.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	uoignv.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	uoignv.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rumqku.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
3196	file.exe
3196	file.exe
3196	file.exe
4084	uoignv.exe
4084	uoignv.exe
4084	uoignv.exe
1648	uoignv.exe
1648	uoignv.exe
1648	uoignv.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

description	pid	Process
Token: SeDebugPrivilege	3196	file.exe
Token: SeDebugPrivilege	3196	file.exe
Token: SeDebugPrivilege	4084	uoignv.exe
Token: SeDebugPrivilege	4084	uoignv.exe
Token: SeDebugPrivilege	1648	uoignv.exe
Token: SeDebugPrivilege	1648	uoignv.exe
Token: SeDebugPrivilege	348	rumqku.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 3196 wrote to memory of 3624	3196	file.exe	84
PID 3196 wrote to memory of 3624	3196	file.exe	84
PID 3196 wrote to memory of 3624	3196	file.exe	84
PID 3196 wrote to memory of 3624	3196	file.exe	84
PID 3196 wrote to memory of 3624	3196	file.exe	84
PID 3196 wrote to memory of 3624	3196	file.exe	84
PID 3196 wrote to memory of 3624	3196	file.exe	84
PID 3196 wrote to memory of 3624	3196	file.exe	84
PID 4084 wrote to memory of 2256	4084	uoignv.exe	101
PID 4084 wrote to memory of 2256	4084	uoignv.exe	101
PID 4084 wrote to memory of 2256	4084	uoignv.exe	101
PID 4084 wrote to memory of 2256	4084	uoignv.exe	101
PID 4084 wrote to memory of 2256	4084	uoignv.exe	101
PID 4084 wrote to memory of 2256	4084	uoignv.exe	101
PID 4084 wrote to memory of 2256	4084	uoignv.exe	101
PID 4084 wrote to memory of 2256	4084	uoignv.exe	101
PID 1648 wrote to memory of 3120	1648	uoignv.exe	103
PID 1648 wrote to memory of 3120	1648	uoignv.exe	103
PID 1648 wrote to memory of 3120	1648	uoignv.exe	103
PID 1648 wrote to memory of 3120	1648	uoignv.exe	103
PID 1648 wrote to memory of 3120	1648	uoignv.exe	103
PID 1648 wrote to memory of 3120	1648	uoignv.exe	103
PID 1648 wrote to memory of 3120	1648	uoignv.exe	103
PID 1648 wrote to memory of 3120	1648	uoignv.exe	103

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3376
- C:\Users\Admin\AppData\Local\Temp\file.exe
  "C:\Users\Admin\AppData\Local\Temp\file.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:3196
- C:\Users\Admin\AppData\Local\Temp\file.exe
  "C:\Users\Admin\AppData\Local\Temp\file.exe"
  2⤵
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  PID:3624
- C:\ProgramData\acfucv\uoignv.exe
  "C:\ProgramData\acfucv\uoignv.exe"
  2⤵
  - Executes dropped EXE
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  PID:2256
- C:\ProgramData\acfucv\uoignv.exe
  "C:\ProgramData\acfucv\uoignv.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:3120

C:\ProgramData\acfucv\uoignv.exe
C:\ProgramData\acfucv\uoignv.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:4084

C:\ProgramData\acfucv\uoignv.exe
C:\ProgramData\acfucv\uoignv.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:1648

C:\Users\Admin\AppData\Local\Temp\rumqku.exe
C:\Users\Admin\AppData\Local\Temp\rumqku.exe
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:348

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

Loading Replay Monitor...

Downloads

C:\ProgramData\acfucv\uoignv.exe

Filesize
1.2MB

MD5
85ef87a0ec19c2b0040d09903af3bf95

SHA1
c5c2cec3ccaf8e6893aac8e426d2c665110dc257

SHA256
51182d0c1b3a9945b6d771bbeb03ac4f829fda788f7f80fe9a09a1a7f77c90c8

SHA512
2342f2b3ad9c61284e4ca1ef815681a735422159872c10ccb21e44b9504cb746b64654a03235a9729e9cf9927f1bf4f86a6b0fcc4d5bf7e4cd999e696641159f

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

Filesize
1.2MB

MD5
c306310f6b7674b64e7c48e46d480509

SHA1
0e75e48e8e63f081ee79aaf3bc70004d40f00b08

SHA256
c477f22f36f0c7e272e694e0e630996f6bfdbf5ba93296dabe63581ab8ca96f6

SHA512
73a7035def27aa1fc7748e5f25d98c569534e7bb8c5d65731fcf2ae26e6a2101e635f26548f7b759fcc0bc5b5f32a0f9f0888e51e03f7287ed67feef625ff711

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

Filesize
238B

MD5
bf0685ce99848036b82236ff334f3370

SHA1
82f42e7610505f7a31f11eae00d1bf78fd61fee5

SHA256
23b908d7caf5c7b56ef2569ac79b589906b5aa845a2ae30e7c829888a1ea22eb

SHA512
816f51281339f535c57dfd0c6fac4f2c15a542e5a933293363746136e7466db98c8ea72cf9e491774fe78bd9abd9be35d16c5081e311f0dde216dd4b740dd03e

Download Submit
memory/348-5363-0x0000000005C00000-0x0000000005C56000-memory.dmp

Filesize
344KB

Download
memory/348-5362-0x0000000005AB0000-0x0000000005B08000-memory.dmp

Filesize
352KB

Download
memory/348-4039-0x0000000005970000-0x0000000005A6E000-memory.dmp

Filesize
1016KB

Download
memory/348-4038-0x0000000005870000-0x000000000596E000-memory.dmp

Filesize
1016KB

Download
memory/348-4037-0x0000000000E10000-0x0000000000F48000-memory.dmp

Filesize
1.2MB

Download
memory/2256-2694-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/3196-8-0x00000000059D0000-0x0000000005AC9000-memory.dmp

Filesize
996KB

Download
memory/3196-1331-0x0000000005E10000-0x0000000005E66000-memory.dmp

Filesize
344KB

Download
memory/3196-28-0x00000000059D0000-0x0000000005AC9000-memory.dmp

Filesize
996KB

Download
memory/3196-70-0x00000000059D0000-0x0000000005AC9000-memory.dmp

Filesize
996KB

Download
memory/3196-68-0x00000000059D0000-0x0000000005AC9000-memory.dmp

Filesize
996KB

Download
memory/3196-67-0x00000000059D0000-0x0000000005AC9000-memory.dmp

Filesize
996KB

Download
memory/3196-64-0x00000000059D0000-0x0000000005AC9000-memory.dmp

Filesize
996KB

Download
memory/3196-63-0x00000000059D0000-0x0000000005AC9000-memory.dmp

Filesize
996KB

Download
memory/3196-58-0x00000000059D0000-0x0000000005AC9000-memory.dmp

Filesize
996KB

Download
memory/3196-56-0x00000000059D0000-0x0000000005AC9000-memory.dmp

Filesize
996KB

Download
memory/3196-54-0x00000000059D0000-0x0000000005AC9000-memory.dmp

Filesize
996KB

Download
memory/3196-52-0x00000000059D0000-0x0000000005AC9000-memory.dmp

Filesize
996KB

Download
memory/3196-50-0x00000000059D0000-0x0000000005AC9000-memory.dmp

Filesize
996KB

Download
memory/3196-46-0x00000000059D0000-0x0000000005AC9000-memory.dmp

Filesize
996KB

Download
memory/3196-44-0x00000000059D0000-0x0000000005AC9000-memory.dmp

Filesize
996KB

Download
memory/3196-42-0x00000000059D0000-0x0000000005AC9000-memory.dmp

Filesize
996KB

Download
memory/3196-40-0x00000000059D0000-0x0000000005AC9000-memory.dmp

Filesize
996KB

Download
memory/3196-38-0x00000000059D0000-0x0000000005AC9000-memory.dmp

Filesize
996KB

Download
memory/3196-36-0x00000000059D0000-0x0000000005AC9000-memory.dmp

Filesize
996KB

Download
memory/3196-34-0x00000000059D0000-0x0000000005AC9000-memory.dmp

Filesize
996KB

Download
memory/3196-26-0x00000000059D0000-0x0000000005AC9000-memory.dmp

Filesize
996KB

Download
memory/3196-25-0x00000000059D0000-0x0000000005AC9000-memory.dmp

Filesize
996KB

Download
memory/3196-22-0x00000000059D0000-0x0000000005AC9000-memory.dmp

Filesize
996KB

Download
memory/3196-18-0x00000000059D0000-0x0000000005AC9000-memory.dmp

Filesize
996KB

Download
memory/3196-16-0x00000000059D0000-0x0000000005AC9000-memory.dmp

Filesize
996KB

Download
memory/3196-12-0x00000000059D0000-0x0000000005AC9000-memory.dmp

Filesize
996KB

Download
memory/3196-10-0x00000000059D0000-0x0000000005AC9000-memory.dmp

Filesize
996KB

Download
memory/3196-0-0x0000000074B3E000-0x0000000074B3F000-memory.dmp

Filesize
4KB

Download
memory/3196-7-0x00000000059D0000-0x0000000005AC9000-memory.dmp

Filesize
996KB

Download
memory/3196-30-0x00000000059D0000-0x0000000005AC9000-memory.dmp

Filesize
996KB

Download
memory/3196-20-0x00000000059D0000-0x0000000005AC9000-memory.dmp

Filesize
996KB

Download
memory/3196-1329-0x0000000074B30000-0x00000000752E0000-memory.dmp

Filesize
7.7MB

Download
memory/3196-1330-0x0000000005CB0000-0x0000000005D08000-memory.dmp

Filesize
352KB

Download
memory/3196-32-0x00000000059D0000-0x0000000005AC9000-memory.dmp

Filesize
996KB

Download
memory/3196-1332-0x0000000005EA0000-0x0000000005EEC000-memory.dmp

Filesize
304KB

Download
memory/3196-1333-0x0000000074B3E000-0x0000000074B3F000-memory.dmp

Filesize
4KB

Download
memory/3196-1334-0x0000000074B30000-0x00000000752E0000-memory.dmp

Filesize
7.7MB

Download
memory/3196-1335-0x0000000074B30000-0x00000000752E0000-memory.dmp

Filesize
7.7MB

Download
memory/3196-1336-0x0000000005F50000-0x0000000005FA4000-memory.dmp

Filesize
336KB

Download
memory/3196-1340-0x0000000074B30000-0x00000000752E0000-memory.dmp

Filesize
7.7MB

Download
memory/3196-1342-0x0000000074B30000-0x00000000752E0000-memory.dmp

Filesize
7.7MB

Download
memory/3196-1347-0x0000000074B30000-0x00000000752E0000-memory.dmp

Filesize
7.7MB

Download
memory/3196-1350-0x0000000074B30000-0x00000000752E0000-memory.dmp

Filesize
7.7MB

Download
memory/3196-1-0x0000000000DC0000-0x0000000000EF8000-memory.dmp

Filesize
1.2MB

Download
memory/3196-1348-0x0000000074B30000-0x00000000752E0000-memory.dmp

Filesize
7.7MB

Download
memory/3196-48-0x00000000059D0000-0x0000000005AC9000-memory.dmp

Filesize
996KB

Download
memory/3196-2-0x0000000074B30000-0x00000000752E0000-memory.dmp

Filesize
7.7MB

Download
memory/3196-3-0x00000000058D0000-0x00000000059CE000-memory.dmp

Filesize
1016KB

Download
memory/3196-4-0x00000000059D0000-0x0000000005ACE000-memory.dmp

Filesize
1016KB

Download
memory/3196-5-0x0000000006080000-0x0000000006624000-memory.dmp

Filesize
5.6MB

Download
memory/3196-6-0x0000000005BB0000-0x0000000005C42000-memory.dmp

Filesize
584KB

Download
memory/3196-14-0x00000000059D0000-0x0000000005AC9000-memory.dmp

Filesize
996KB

Download
memory/3196-60-0x00000000059D0000-0x0000000005AC9000-memory.dmp

Filesize
996KB

Download
memory/3624-1349-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/4084-2686-0x0000000074B30000-0x00000000752E0000-memory.dmp

Filesize
7.7MB

Download
memory/4084-2696-0x000000000281E000-0x000000000281F000-memory.dmp

Filesize
4KB

Download
memory/4084-2682-0x0000000074B30000-0x00000000752E0000-memory.dmp

Filesize
7.7MB

Download
memory/4084-2695-0x00000000027D6000-0x00000000027D7000-memory.dmp

Filesize
4KB

Download
memory/4084-2693-0x0000000074B30000-0x00000000752E0000-memory.dmp

Filesize
7.7MB

Download
memory/4084-2698-0x0000000074B30000-0x00000000752E0000-memory.dmp

Filesize
7.7MB

Download
memory/4084-2681-0x0000000074B30000-0x00000000752E0000-memory.dmp

Filesize
7.7MB

Download
memory/4084-2680-0x0000000074B3E000-0x0000000074B3F000-memory.dmp

Filesize
4KB

Download
memory/4084-2679-0x0000000074B30000-0x00000000752E0000-memory.dmp

Filesize
7.7MB

Download
memory/4084-1355-0x0000000074B3E000-0x0000000074B3F000-memory.dmp

Filesize
4KB

Download
memory/4084-1356-0x0000000074B30000-0x00000000752E0000-memory.dmp

Filesize
7.7MB

Download