systembc

General

Target

3e7fb15093287d6e06313027be35bf6d.exe
Size

328KB
Sample

210120-fk5ywj29re
MD5

3e7fb15093287d6e06313027be35bf6d
SHA1

4cb59e23f295f7d58f47aae7dccff55d17269765
SHA256

e3d0de327842dd2de91dea4ac6f9a710b1e97f57421200eae2415663651d60b9
SHA512

bd08fd6d1d594ebbb9c1f1977e0a36d646d9f9de79e2bd43d35530ced07a3998eef8013632870c44b60d68dafa3d8d6a9c540dfb31970be1896fd5105d9d4afe

Score

10^/10

Malware Config

Extracted

Family

systembc

C2

dl-link.network:4153

dl-link.club:4153

Targets

- Target
  
  3e7fb15093287d6e06313027be35bf6d.exe
- Size
  
  328KB
- MD5
  
  3e7fb15093287d6e06313027be35bf6d
- SHA1
  
  4cb59e23f295f7d58f47aae7dccff55d17269765
- SHA256
  
  e3d0de327842dd2de91dea4ac6f9a710b1e97f57421200eae2415663651d60b9
- SHA512
  
  bd08fd6d1d594ebbb9c1f1977e0a36d646d9f9de79e2bd43d35530ced07a3998eef8013632870c44b60d68dafa3d8d6a9c540dfb31970be1896fd5105d9d4afe
Score

10^/10

systembc taurus discovery spyware stealer trojan upx
- SystemBC
  SystemBC is a proxy and remote administration tool first seen in 2019.
  trojan systembc
- Taurus Stealer
  Taurus is an infostealer first seen in June 2020.
  trojan stealer taurus
- Taurus Stealer Payload
- Downloads MZ/PE file
- Executes dropped EXE
- UPX packed file
  Detects executables packed with UPX/modified UPX open source packer.
  upx
- Loads dropped DLL
- Reads user/profile data of web browsers
  Infostealers often target stored browser data, which can include saved credentials etc.
  spyware stealer
- Accesses 2FA software files, possible credential harvesting
  spyware stealer
- Checks installed software on the system
  Looks up Uninstall key entries in the registry to enumerate software on the system.
  discovery
behavioral1 behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

2

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

2

T1005

Exfiltration

Command and Control

Impact

Tasks

Sharing

General

Malware Config

Extracted

Targets

Taurus Stealer

Taurus Stealer Payload

Downloads MZ/PE file

Executes dropped EXE

UPX packed file

Loads dropped DLL

Reads user/profile data of web browsers

Accesses 2FA software files, possible credential harvesting

Checks installed software on the system

MITRE ATT&CK Matrix ATT&CK v6

Tasks

static1

behavioral1

behavioral2