General

  • Target

    85a0e52a8de1950f464b9459304643bb.bin

  • Size

    750KB

  • Sample

    230605-nwdfqagh6y

  • MD5

    b82a08e960b81a93a67e4f470936b091

  • SHA1

    90f2093cbed904a85e40cc331e831798e19c49bd

  • SHA256

    cd01ba51913ca7f262c54321d25e3b75480ae8e585062d2c6ec1d5d2ed75e1b1

  • SHA512

    37f24b369bfdf90f59772ba669f815eb5c60cc28a8e173481090e8f9e8424f8fbd83ee91853f5e8d889d2fda9defe6f214f7ac640fd7d67935ec634c82c529a1

  • SSDEEP

    12288:H38tqosukbokIez4XgKuKurm4Y2tB0SkOp8W97h9GSckbFo/JQXtHhq11BhO:H3Cbuy4F/Y2tWsmwGbkbO/qO11BhO

Malware Config

Extracted

Family

redline

Botnet

maxi

C2

83.97.73.126:19046

Attributes
  • auth_value

    6a3f22e5f4209b056a3fd330dc71956a

Extracted

Family

redline

Botnet

metro

C2

83.97.73.126:19046

Attributes
  • auth_value

    f7fd4aa816bdbaad933b45b51d9b6b1a

Targets

    • Target

      e241edee7c22ef5362efffbf3c295ec9edae6b5baff182fff64ae0160b940050.exe

    • Size

      794KB

    • MD5

      85a0e52a8de1950f464b9459304643bb

    • SHA1

      003b2ee898ffa0da6ec290b7468c7d43be2305f3

    • SHA256

      e241edee7c22ef5362efffbf3c295ec9edae6b5baff182fff64ae0160b940050

    • SHA512

      6cdef73eeb3ef5093df33a225ef9b520a41dd457a50f44eeffe2ae2e2772f0879d4cb10dc11966127be7465d050429e5cb8003c831a1cfa2acc7bfe687b5cd79

    • SSDEEP

      24576:TyUgzCpvBwzYA0yuWVg+a2eWSmzKI1/D:mBmp5wzVxaaSmR1

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

2
T1112

Disabling Security Tools

1
T1089

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

1
T1005

Tasks