General

  • Target

    23f4732ce86233eefa6b51b9611098f2.exe

  • Size

    764KB

  • Sample

    230526-mty4zafe8y

  • MD5

    23f4732ce86233eefa6b51b9611098f2

  • SHA1

    da0f503e038dc84d09466a31ec14f19bc2c04f1c

  • SHA256

    e1f0103b4a2dcd856441e5f532e40a3d5f305bfbdad9dd9c9fa5248d504b91f9

  • SHA512

    0860b0a6d5315b05554c0a8e6a7463925d83e722b8f93d71fc5d213e6a62ad8f8fd5dfcbcc97d30700ee7481f057060bf41b0c09ba2073dd6177ae5acce1e124

  • SSDEEP

    12288:BMrry90exxk6pacR68CHkB5cjyocRrALBmi/tPvdmp4dXXmd8LBrEi:yy7xk6kcR3BWjyQLBmiFPvda4NXmdo7

Malware Config

Extracted

Family

redline

Botnet

disa

C2

83.97.73.122:19062

Attributes
  • auth_value

    93f8c4ca7000e3381dd4b6b86434de05

Extracted

Family

redline

Botnet

goga

C2

83.97.73.122:19062

Attributes
  • auth_value

    6d57dff6d3c42dddb8a76dc276b8467f

Targets

    • Target

      23f4732ce86233eefa6b51b9611098f2.exe

    • Size

      764KB

    • MD5

      23f4732ce86233eefa6b51b9611098f2

    • SHA1

      da0f503e038dc84d09466a31ec14f19bc2c04f1c

    • SHA256

      e1f0103b4a2dcd856441e5f532e40a3d5f305bfbdad9dd9c9fa5248d504b91f9

    • SHA512

      0860b0a6d5315b05554c0a8e6a7463925d83e722b8f93d71fc5d213e6a62ad8f8fd5dfcbcc97d30700ee7481f057060bf41b0c09ba2073dd6177ae5acce1e124

    • SSDEEP

      12288:BMrry90exxk6pacR68CHkB5cjyocRrALBmi/tPvdmp4dXXmd8LBrEi:yy7xk6kcR3BWjyQLBmiFPvda4NXmdo7

    • 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