General

  • Target
    2020-04-19.zip
  • Size 7.4MB
  • Sample260710-ag1qtact5z
  • SHA256 dc4741b69e9d2ff256f83e2a1d9ec305649c42078c633b5769bfbde05f999d20
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • guloader

C2
  • https://drive.google.com/uc?export=download&id=1A2GiKoBaxf4TURuyOtfp2JNU3ZJfXn8O

  • https://drive.google.com/uc?export=download&id=1uYpTyj0BNHKsGuykkGb8JS43xlUskyyP

xor.base64
xor.base64

Extracted

Family
  • wshrat

C2
  • http://megamoneyaneke.duckdns.org:1104

Extracted

Family
  • xloader_apk

C2
  • https://docs.google.com/document/d/1s0n64k12_r9MglT5m9lr63M5F3e-xRyaMeYP7rdOTrA/mobilebasic

Attributes
  • user_agent

    Mozilla/5.0 (Linux; Android 6.0; Nexus 5 Build/MRA58N) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/72.0.3626.121 Mobile Safari/537.36

    Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/72.0.3626.121 Safari/537.36

Extracted

Family
  • xloader_apk

C2
  • http://91.204.226.105:28856

DES_key

Targets

    • Target
      14d9d472a7d754f0ee6f6eeb38f1f41e768e31cf02474d805c96a507425fe57f.elf
    • Size 37KB
    • SHA256 14d9d472a7d754f0ee6f6eeb38f1f41e768e31cf02474d805c96a507425fe57f
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      237cef77ab6827cd25f2b554b6968ad854b61e0d117dafaaaa12e524fdba7c07.elf
    • Size 39KB
    • SHA256 237cef77ab6827cd25f2b554b6968ad854b61e0d117dafaaaa12e524fdba7c07
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      PO19AC070165.exe
    • Size 100KB
    • SHA256 a3c9b063a2e0b2543b34146f01d970f5ea721fac3fccc95bf1afdac5a56164e9
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Family: Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    • Target
      5463a0d800c63885b35bd19952d00f97dced5e8d926c4d3e121dcd338d7d7e97.elf
    • Size 105KB
    • SHA256 5463a0d800c63885b35bd19952d00f97dced5e8d926c4d3e121dcd338d7d7e97
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Shipping Maersk AWB.exe
    • Size 100KB
    • SHA256 ef0f27aded70c29415263833915d973bfe7c3aa399ba19d44fde195276fc4e8f
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Family: Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

    • Executes dropped EXE

    • Adds Run key to start application

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    • Target
      DHL Delivery Document.exe
    • Size 108KB
    • SHA256 785fe172fa75793094ba5554b934534a1aa3611d76043154bd1e13d6b50f841f
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Family: Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    • Target
      6a53ac8d1b891a99e7b12f1a4fbb1664b766ae57aa898b52fda7860b465a94e2.elf
    • Size 60KB
    • SHA256 6a53ac8d1b891a99e7b12f1a4fbb1664b766ae57aa898b52fda7860b465a94e2
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    6/10
    • Reads system routing table

      Gets active network interfaces from /proc virtual filesystem.

    • Target
      SOA.exe
    • Size 100KB
    • SHA256 a3c9b063a2e0b2543b34146f01d970f5ea721fac3fccc95bf1afdac5a56164e9
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Family: Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    • Target
      738439de213940075eb1b8a1221197e303da1fc1fa9e4a68c5bb1d805d447ad1.elf
    • Size 33KB
    • SHA256 738439de213940075eb1b8a1221197e303da1fc1fa9e4a68c5bb1d805d447ad1
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      785fe172fa75793094ba5554b934534a1aa3611d76043154bd1e13d6b50f841f.exe
    • Size 108KB
    • SHA256 785fe172fa75793094ba5554b934534a1aa3611d76043154bd1e13d6b50f841f
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Family: Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    • Target
      80bec8a750a9247eba493dd658df038f191eed8d16e259536f911bbf9f6cffd7.elf
    • Size 39KB
    • SHA256 80bec8a750a9247eba493dd658df038f191eed8d16e259536f911bbf9f6cffd7
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      IDC202001281QA REF DCF TRANSFER.js
    • Size 224KB
    • SHA256 952e92df20c27b35f7236e6ea2ffa867d289fc32f39670042e4fdc0ae1c5a11a
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Family: WSHRAT

      WSHRAT is a variant of Houdini worm and has vbs and js variants.

    • WSHRAT payload

    • Badlisted process makes network request

      Network request originating from process or tool commonly abused by malware.

    • Checks computer location settings

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

    • Drops startup file

    • Adds Run key to start application

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Target
      952e92df20c27b35f7236e6ea2ffa867d289fc32f39670042e4fdc0ae1c5a11a.js
    • Size 224KB
    • SHA256 952e92df20c27b35f7236e6ea2ffa867d289fc32f39670042e4fdc0ae1c5a11a
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Family: WSHRAT

      WSHRAT is a variant of Houdini worm and has vbs and js variants.

    • WSHRAT payload

    • Badlisted process makes network request

      Network request originating from process or tool commonly abused by malware.

    • Checks computer location settings

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

    • Drops startup file

    • Adds Run key to start application

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Target
      a592b85c9e49fe82672d870731879dd7708c474b74815cf06ad75d0df9e4c647.apk
    • Size 274KB
    • SHA256 a592b85c9e49fe82672d870731879dd7708c474b74815cf06ad75d0df9e4c647
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Family: XLoader, MoqHao

      An Android banker and info stealer.

    • XLoader payload

    • Checks if the Android device is rooted.

    • Removes its main activity from the application launcher

    • Loads dropped Dex/Jar

      Runs executable file dropped to the device during analysis.

    • Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps)

    • Queries account information for other applications stored on the device

      Application may abuse the framework's APIs to collect account information stored on the device.

    • Queries the phone number (MSISDN for GSM devices)

    • Reads the content of the MMS message.

    • Acquires the wake lock

    • Makes use of the framework's foreground persistence service

      Application may abuse the framework's foreground service to continue running in the foreground.

    • Queries information about active data network

    • Queries information about the current Wi-Fi connection

      Application may abuse the framework's APIs to collect information about the current Wi-Fi connection.

    • Queries the unique device ID (IMEI, MEID, IMSI)

    • Requests changing the default SMS application.

    • Requests disabling of battery optimizations (often used to enable hiding in the background).

    • Target
      REV -PROFOMA INVOICE NO2020TD24.exe
    • Size 100KB
    • SHA256 a3c9b063a2e0b2543b34146f01d970f5ea721fac3fccc95bf1afdac5a56164e9
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Family: Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    • Target
      b8066b7ec376bc5928d78693d236dbf47414571df05f818a43fb5f52136e8f2e.exe
    • Size 21KB
    • SHA256 b8066b7ec376bc5928d78693d236dbf47414571df05f818a43fb5f52136e8f2e
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Checks computer location settings

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

    • Sets desktop wallpaper using registry

    • Target
      DOC (8).exe
    • Size 108KB
    • SHA256 6070da383c3df420a2b864043a4e47c25f5b35f2f0583a9d997db9a40b9cda93
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Family: Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    • Target
      SWIFT-MT103.exe
    • Size 100KB
    • SHA256 a3c9b063a2e0b2543b34146f01d970f5ea721fac3fccc95bf1afdac5a56164e9
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Family: Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    • Target
      df9703a0d8c1d131522df55c5e566f64374c19f8db29aad37ecb7c5306185057.elf
    • Size 39KB
    • SHA256 df9703a0d8c1d131522df55c5e566f64374c19f8db29aad37ecb7c5306185057
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10

MITRE ATT&CK Enterprise v16

MITRE ATT&CK Mobile v16

Tasks

static1

revoked_codesignupxtrojanwshratransomwarenefilim
Score
10/10

behavioral1

Score
1/10

behavioral2

discovery
Score
3/10

behavioral3

discoverydownloaderguloader
Score
10/10

behavioral4

discoverydownloaderguloader
Score
10/10

behavioral5

Score
1/10

behavioral6

discoverydownloaderguloaderpersistence
Score
10/10

behavioral7

discoverydownloaderguloaderpersistence
Score
10/10

behavioral8

discoverydownloaderguloader
Score
10/10

behavioral9

discoverydownloaderguloader
Score
10/10

behavioral10

discovery
Score
6/10

behavioral11

discoverydownloaderguloader
Score
10/10

behavioral12

discoverydownloaderguloader
Score
10/10

behavioral13

Score
1/10

behavioral14

discoverydownloaderguloader
Score
10/10

behavioral15

discoverydownloaderguloader
Score
10/10

behavioral16

Score
1/10

behavioral17

executionwshratpersistencetrojan
Score
10/10

behavioral18

executionwshratpersistencetrojan
Score
10/10

behavioral19

executionwshratpersistencetrojan
Score
10/10

behavioral20

executionwshratpersistencetrojan
Score
10/10

behavioral21

bankercollectiondefense_evasiondiscoveryevasionxloader_apkimpactinfostealerpersistencestealthtrojan
Score
10/10

behavioral22

bankercollectiondefense_evasiondiscoveryevasionxloader_apkimpactinfostealerpersistencestealthtrojan
Score
10/10

behavioral23

bankercollectiondefense_evasiondiscoveryevasionxloader_apkimpactinfostealerpersistencestealthtrojan
Score
10/10

behavioral24

discoverydownloaderguloader
Score
10/10

behavioral25

discoverydownloaderguloader
Score
10/10

behavioral26

defense_evasiondiscoveryexecutionimpactransomware
Score
9/10

behavioral27

defense_evasiondiscoveryexecutionimpactransomware
Score
9/10

behavioral28

discoverydownloaderguloader
Score
10/10

behavioral29

discoverydownloaderguloader
Score
10/10

behavioral30

discoverydownloaderguloader
Score
10/10

behavioral31

discoverydownloaderguloader
Score
10/10

behavioral32

Score
1/10