General

  • Target

    c399d561802271d65a57e75ad93f4f6b.bin

  • Size

    1.2MB

  • Sample

    230912-b3bt9ace4z

  • MD5

    5ed619e9bfa54dc9356e84b28cbb116f

  • SHA1

    b23faca506132b90596766cc5e461b8ea02049a1

  • SHA256

    dda1b1598ffc566ddafc7f8c90b33e6c1e0450e19640e651283dc67c9024591c

  • SHA512

    fe683b6c343956308d9853b506b9cd114a58761c0eff253deeb2f460f4b5714b40b4abe7e15b003a8014e71ff7881fc9494f0a95e5cfce52def6960789947033

  • SSDEEP

    24576:AnPDmi0ADMAAtNIYPGnTVAKa9aaSn3dd7BDVHyJ3c9g2x:AnCdAwpt4aKa9abn3j7rzx

Malware Config

Extracted

Family

amadey

Version

3.89

C2

http://77.91.68.52/mac/index.php

http://77.91.68.78/help/index.php

Attributes
  • install_dir

    fefffe8cea

  • install_file

    explonde.exe

  • strings_key

    916aae73606d7a9e02a1d3b47c199688

rc4.plain
rc4.plain

Extracted

Family

redline

Botnet

tuco

C2

77.91.124.82:19071

Attributes
  • auth_value

    dcfeb759bae9232de006fc3a4b34ac53

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Targets

    • Target

      a86c40b7336f60749b61736fdb2192f3079baacf4893fe9d572b1891927b7ef6.exe

    • Size

      1.4MB

    • MD5

      c399d561802271d65a57e75ad93f4f6b

    • SHA1

      ab3a3c814c4bf194ee45e071606025c8281bc612

    • SHA256

      a86c40b7336f60749b61736fdb2192f3079baacf4893fe9d572b1891927b7ef6

    • SHA512

      6ec6e472d37d2cf628dd75fd2635f1470384d84859e09b2fa47d63df9c3482fa60bf9ae73ebfe49b81beaa55d98540bb344f3ce62ad259b1500a58cc79d70135

    • SSDEEP

      24576:JmyCWngNFXwfP2k8vfJnEAUBY3ReZzW7XEFnGl7yfzBVc4ktuHIEwd6oE1:oyCWgNFAf9At9U4gZzCXEamLBilBlrE1

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • Detects Healer an antivirus disabler dropper

    • Healer

      Healer an antivirus disabler dropper.

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

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

    • RedLine payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Downloads MZ/PE file

    • 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.

    • Uses the VBS compiler for execution

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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 v13

Execution

Scripting

1
T1064

Scheduled Task/Job

1
T1053

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Defense Evasion

Modify Registry

2
T1112

Impair Defenses

1
T1562

Disable or Modify Tools

1
T1562.001

Scripting

1
T1064

Credential Access

Unsecured Credentials

2
T1552

Credentials In Files

2
T1552.001

Discovery

Query Registry

4
T1012

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

2
T1005

Tasks