General

  • Target

    d1636232ec95617dde5b2f9612e4a62c.exe

  • Size

    294KB

  • Sample

    220118-k3bnxsadf4

  • MD5

    d1636232ec95617dde5b2f9612e4a62c

  • SHA1

    1bc9cdf44c06fb266d1b780440c79c991b0d95d8

  • SHA256

    c39b803a135feebc2bff970cdf64e0c063ca811873793229904e60a3d5f7e59d

  • SHA512

    d9a0911205e663b0aa2c1bc9b676298f529c4813f84b43fd30e2c381690df45472b86bfffb14a42849582bc7b61c9590f0d2798b96311c6e43af89e52af1c331

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://host-data-coin-11.com/

http://file-coin-host-12.com/

rc4.i32
rc4.i32

Extracted

Family

raccoon

Version

1.8.5

Botnet

470193d69fd872b73819c5e70dc68242c10ccbce

Attributes
  • url4cnc

    http://185.163.204.22/capibar

    http://178.62.113.205/capibar

    https://t.me/capibar

rc4.plain
rc4.plain

Extracted

Family

arkei

Botnet

Default

C2

http://file-file-host4.com/tratata.php

Extracted

Family

raccoon

Version

1.8.4-hotfixs

rc4.plain

Targets

    • Target

      d1636232ec95617dde5b2f9612e4a62c.exe

    • Size

      294KB

    • MD5

      d1636232ec95617dde5b2f9612e4a62c

    • SHA1

      1bc9cdf44c06fb266d1b780440c79c991b0d95d8

    • SHA256

      c39b803a135feebc2bff970cdf64e0c063ca811873793229904e60a3d5f7e59d

    • SHA512

      d9a0911205e663b0aa2c1bc9b676298f529c4813f84b43fd30e2c381690df45472b86bfffb14a42849582bc7b61c9590f0d2798b96311c6e43af89e52af1c331

    • Arkei

      Arkei is an infostealer written in C++.

    • Raccoon

      Simple but powerful infostealer which was very active in 2019.

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Suspicious use of NtCreateProcessExOtherParentProcess

    • Arkei Stealer Payload

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Checks computer location settings

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

    • Deletes itself

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

5
T1012

System Information Discovery

5
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

2
T1005

Tasks